diff options
| author | roy zang <tie-fei.zang@freescale.com> | 2007-01-22 13:15:35 +0800 |
|---|---|---|
| committer | Zang Tiefei <roy@bus.ap.freescale.net> | 2007-01-22 13:15:35 +0800 |
| commit | ee460917afb74767aedc3da095d4fec4a50ba6f8 (patch) | |
| tree | fdead38c4681fc9adbedd6836792660f933614d3 /board | |
| parent | a41969e09b9d886091a804c2ba5f1ab84b084dd3 (diff) | |
| parent | a4012396645533aef218354eeba754dff0deace8 (diff) | |
| download | u-boot-imx-ee460917afb74767aedc3da095d4fec4a50ba6f8.zip u-boot-imx-ee460917afb74767aedc3da095d4fec4a50ba6f8.tar.gz u-boot-imx-ee460917afb74767aedc3da095d4fec4a50ba6f8.tar.bz2 | |
Merge branch 'master' into hpc2
Conflicts:
drivers/cfi_flash.c
The patch by Heiko Schocher <hs@pollux.denx.de> on Jan, 19, 2007
fixes cfi_driver bug for mpc7448hpc2 board. The default cfi_driver can support
mpc7448hpc2 board.
Diffstat (limited to 'board')
39 files changed, 5228 insertions, 103 deletions
diff --git a/board/amcc/sequoia/init.S b/board/amcc/sequoia/init.S index 3d4ac85..45bcd4b 100644 --- a/board/amcc/sequoia/init.S +++ b/board/amcc/sequoia/init.S @@ -90,7 +90,7 @@ tlbtab: /* * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to use the * speed up boot process. It is patched after relocation to enable SA_I - */ + */ #ifndef CONFIG_NAND_SPL tlbentry( CFG_BOOT_BASE_ADDR, SZ_256M, CFG_BOOT_BASE_ADDR, 1, AC_R|AC_W|AC_X|SA_G ) #else diff --git a/board/amcc/sequoia/sdram.c b/board/amcc/sequoia/sdram.c index 53f728d..77f1438 100644 --- a/board/amcc/sequoia/sdram.c +++ b/board/amcc/sequoia/sdram.c @@ -1,5 +1,12 @@ /* * (C) Copyright 2006 + * Sylvie Gohl, AMCC/IBM, gohl.sylvie@fr.ibm.com + * Jacqueline Pira-Ferriol, AMCC/IBM, jpira-ferriol@fr.ibm.com + * Thierry Roman, AMCC/IBM, thierry_roman@fr.ibm.com + * Alain Saurel, AMCC/IBM, alain.saurel@fr.ibm.com + * Robert Snyder, AMCC/IBM, rob.snyder@fr.ibm.com + * + * (C) Copyright 2006 * Stefan Roese, DENX Software Engineering, sr@denx.de. * * This program is free software; you can redistribute it and/or @@ -18,10 +25,352 @@ * MA 02111-1307 USA */ +/* define DEBUG for debug output */ +#undef DEBUG + #include <common.h> #include <asm/processor.h> +#include <asm/io.h> #include <ppc440.h> +#include "sdram.h" + +#if !defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL) || \ + defined(CONFIG_DDR_DATA_EYE) +/*-----------------------------------------------------------------------------+ + * wait_for_dlllock. + +----------------------------------------------------------------------------*/ +static int wait_for_dlllock(void) +{ + unsigned long val; + int wait = 0; + + /* -----------------------------------------------------------+ + * Wait for the DCC master delay line to finish calibration + * ----------------------------------------------------------*/ + mtdcr(ddrcfga, DDR0_17); + val = DDR0_17_DLLLOCKREG_UNLOCKED; + + while (wait != 0xffff) { + val = mfdcr(ddrcfgd); + if ((val & DDR0_17_DLLLOCKREG_MASK) == DDR0_17_DLLLOCKREG_LOCKED) + /* dlllockreg bit on */ + return 0; + else + wait++; + } + debug("0x%04x: DDR0_17 Value (dlllockreg bit): 0x%08x\n", wait, val); + debug("Waiting for dlllockreg bit to raise\n"); + + return -1; +} +#endif + +#if defined(CONFIG_DDR_DATA_EYE) +/*-----------------------------------------------------------------------------+ + * wait_for_dram_init_complete. + +----------------------------------------------------------------------------*/ +int wait_for_dram_init_complete(void) +{ + unsigned long val; + int wait = 0; + + /* --------------------------------------------------------------+ + * Wait for 'DRAM initialization complete' bit in status register + * -------------------------------------------------------------*/ + mtdcr(ddrcfga, DDR0_00); + + while (wait != 0xffff) { + val = mfdcr(ddrcfgd); + if ((val & DDR0_00_INT_STATUS_BIT6) == DDR0_00_INT_STATUS_BIT6) + /* 'DRAM initialization complete' bit */ + return 0; + else + wait++; + } + + debug("DRAM initialization complete bit in status register did not rise\n"); + + return -1; +} + +#define NUM_TRIES 64 +#define NUM_READS 10 + +/*-----------------------------------------------------------------------------+ + * denali_core_search_data_eye. + +----------------------------------------------------------------------------*/ +void denali_core_search_data_eye(unsigned long memory_size) +{ + int k, j; + u32 val; + u32 wr_dqs_shift, dqs_out_shift, dll_dqs_delay_X; + u32 max_passing_cases = 0, wr_dqs_shift_with_max_passing_cases = 0; + u32 passing_cases = 0, dll_dqs_delay_X_sw_val = 0; + u32 dll_dqs_delay_X_start_window = 0, dll_dqs_delay_X_end_window = 0; + volatile u32 *ram_pointer; + u32 test[NUM_TRIES] = { + 0x00000000, 0x00000000, 0xFFFFFFFF, 0xFFFFFFFF, + 0x00000000, 0x00000000, 0xFFFFFFFF, 0xFFFFFFFF, + 0xFFFFFFFF, 0xFFFFFFFF, 0x00000000, 0x00000000, + 0xFFFFFFFF, 0xFFFFFFFF, 0x00000000, 0x00000000, + 0xAAAAAAAA, 0xAAAAAAAA, 0x55555555, 0x55555555, + 0xAAAAAAAA, 0xAAAAAAAA, 0x55555555, 0x55555555, + 0x55555555, 0x55555555, 0xAAAAAAAA, 0xAAAAAAAA, + 0x55555555, 0x55555555, 0xAAAAAAAA, 0xAAAAAAAA, + 0xA5A5A5A5, 0xA5A5A5A5, 0x5A5A5A5A, 0x5A5A5A5A, + 0xA5A5A5A5, 0xA5A5A5A5, 0x5A5A5A5A, 0x5A5A5A5A, + 0x5A5A5A5A, 0x5A5A5A5A, 0xA5A5A5A5, 0xA5A5A5A5, + 0x5A5A5A5A, 0x5A5A5A5A, 0xA5A5A5A5, 0xA5A5A5A5, + 0xAA55AA55, 0xAA55AA55, 0x55AA55AA, 0x55AA55AA, + 0xAA55AA55, 0xAA55AA55, 0x55AA55AA, 0x55AA55AA, + 0x55AA55AA, 0x55AA55AA, 0xAA55AA55, 0xAA55AA55, + 0x55AA55AA, 0x55AA55AA, 0xAA55AA55, 0xAA55AA55 }; + + ram_pointer = (volatile u32 *)(CFG_SDRAM_BASE); + + for (wr_dqs_shift = 64; wr_dqs_shift < 96; wr_dqs_shift++) { + /*for (wr_dqs_shift=1; wr_dqs_shift<96; wr_dqs_shift++) {*/ + + /* -----------------------------------------------------------+ + * De-assert 'start' parameter. + * ----------------------------------------------------------*/ + mtdcr(ddrcfga, DDR0_02); + val = (mfdcr(ddrcfgd) & ~DDR0_02_START_MASK) | DDR0_02_START_OFF; + mtdcr(ddrcfgd, val); + + /* -----------------------------------------------------------+ + * Set 'wr_dqs_shift' + * ----------------------------------------------------------*/ + mtdcr(ddrcfga, DDR0_09); + val = (mfdcr(ddrcfgd) & ~DDR0_09_WR_DQS_SHIFT_MASK) + | DDR0_09_WR_DQS_SHIFT_ENCODE(wr_dqs_shift); + mtdcr(ddrcfgd, val); + + /* -----------------------------------------------------------+ + * Set 'dqs_out_shift' = wr_dqs_shift + 32 + * ----------------------------------------------------------*/ + dqs_out_shift = wr_dqs_shift + 32; + mtdcr(ddrcfga, DDR0_22); + val = (mfdcr(ddrcfgd) & ~DDR0_22_DQS_OUT_SHIFT_MASK) + | DDR0_22_DQS_OUT_SHIFT_ENCODE(dqs_out_shift); + mtdcr(ddrcfgd, val); + + passing_cases = 0; + + for (dll_dqs_delay_X = 1; dll_dqs_delay_X < 64; dll_dqs_delay_X++) { + /*for (dll_dqs_delay_X=1; dll_dqs_delay_X<128; dll_dqs_delay_X++) {*/ + /* -----------------------------------------------------------+ + * Set 'dll_dqs_delay_X'. + * ----------------------------------------------------------*/ + /* dll_dqs_delay_0 */ + mtdcr(ddrcfga, DDR0_17); + val = (mfdcr(ddrcfgd) & ~DDR0_17_DLL_DQS_DELAY_0_MASK) + | DDR0_17_DLL_DQS_DELAY_0_ENCODE(dll_dqs_delay_X); + mtdcr(ddrcfgd, val); + /* dll_dqs_delay_1 to dll_dqs_delay_4 */ + mtdcr(ddrcfga, DDR0_18); + val = (mfdcr(ddrcfgd) & ~DDR0_18_DLL_DQS_DELAY_X_MASK) + | DDR0_18_DLL_DQS_DELAY_4_ENCODE(dll_dqs_delay_X) + | DDR0_18_DLL_DQS_DELAY_3_ENCODE(dll_dqs_delay_X) + | DDR0_18_DLL_DQS_DELAY_2_ENCODE(dll_dqs_delay_X) + | DDR0_18_DLL_DQS_DELAY_1_ENCODE(dll_dqs_delay_X); + mtdcr(ddrcfgd, val); + /* dll_dqs_delay_5 to dll_dqs_delay_8 */ + mtdcr(ddrcfga, DDR0_19); + val = (mfdcr(ddrcfgd) & ~DDR0_19_DLL_DQS_DELAY_X_MASK) + | DDR0_19_DLL_DQS_DELAY_8_ENCODE(dll_dqs_delay_X) + | DDR0_19_DLL_DQS_DELAY_7_ENCODE(dll_dqs_delay_X) + | DDR0_19_DLL_DQS_DELAY_6_ENCODE(dll_dqs_delay_X) + | DDR0_19_DLL_DQS_DELAY_5_ENCODE(dll_dqs_delay_X); + mtdcr(ddrcfgd, val); + + ppcMsync(); + ppcMbar(); + + /* -----------------------------------------------------------+ + * Assert 'start' parameter. + * ----------------------------------------------------------*/ + mtdcr(ddrcfga, DDR0_02); + val = (mfdcr(ddrcfgd) & ~DDR0_02_START_MASK) | DDR0_02_START_ON; + mtdcr(ddrcfgd, val); + + ppcMsync(); + ppcMbar(); + + /* -----------------------------------------------------------+ + * Wait for the DCC master delay line to finish calibration + * ----------------------------------------------------------*/ + if (wait_for_dlllock() != 0) { + printf("dlllock did not occur !!!\n"); + printf("denali_core_search_data_eye!!!\n"); + printf("wr_dqs_shift = %d - dll_dqs_delay_X = %d\n", + wr_dqs_shift, dll_dqs_delay_X); + hang(); + } + ppcMsync(); + ppcMbar(); + + if (wait_for_dram_init_complete() != 0) { + printf("dram init complete did not occur !!!\n"); + printf("denali_core_search_data_eye!!!\n"); + printf("wr_dqs_shift = %d - dll_dqs_delay_X = %d\n", + wr_dqs_shift, dll_dqs_delay_X); + hang(); + } + udelay(100); /* wait 100us to ensure init is really completed !!! */ + + /* write values */ + for (j=0; j<NUM_TRIES; j++) { + ram_pointer[j] = test[j]; + + /* clear any cache at ram location */ + __asm__("dcbf 0,%0": :"r" (&ram_pointer[j])); + } + + /* read values back */ + for (j=0; j<NUM_TRIES; j++) { + for (k=0; k<NUM_READS; k++) { + /* clear any cache at ram location */ + __asm__("dcbf 0,%0": :"r" (&ram_pointer[j])); + + if (ram_pointer[j] != test[j]) + break; + } + + /* read error */ + if (k != NUM_READS) + break; + } + + /* See if the dll_dqs_delay_X value passed.*/ + if (j < NUM_TRIES) { + /* Failed */ + passing_cases = 0; + /* break; */ + } else { + /* Passed */ + if (passing_cases == 0) + dll_dqs_delay_X_sw_val = dll_dqs_delay_X; + passing_cases++; + if (passing_cases >= max_passing_cases) { + max_passing_cases = passing_cases; + wr_dqs_shift_with_max_passing_cases = wr_dqs_shift; + dll_dqs_delay_X_start_window = dll_dqs_delay_X_sw_val; + dll_dqs_delay_X_end_window = dll_dqs_delay_X; + } + } + + /* -----------------------------------------------------------+ + * De-assert 'start' parameter. + * ----------------------------------------------------------*/ + mtdcr(ddrcfga, DDR0_02); + val = (mfdcr(ddrcfgd) & ~DDR0_02_START_MASK) | DDR0_02_START_OFF; + mtdcr(ddrcfgd, val); + + } /* for (dll_dqs_delay_X=0; dll_dqs_delay_X<128; dll_dqs_delay_X++) */ + + } /* for (wr_dqs_shift=0; wr_dqs_shift<96; wr_dqs_shift++) */ + + /* -----------------------------------------------------------+ + * Largest passing window is now detected. + * ----------------------------------------------------------*/ + + /* Compute dll_dqs_delay_X value */ + dll_dqs_delay_X = (dll_dqs_delay_X_end_window + dll_dqs_delay_X_start_window) / 2; + wr_dqs_shift = wr_dqs_shift_with_max_passing_cases; + + debug("DQS calibration - Window detected:\n"); + debug("max_passing_cases = %d\n", max_passing_cases); + debug("wr_dqs_shift = %d\n", wr_dqs_shift); + debug("dll_dqs_delay_X = %d\n", dll_dqs_delay_X); + debug("dll_dqs_delay_X window = %d - %d\n", + dll_dqs_delay_X_start_window, dll_dqs_delay_X_end_window); + + /* -----------------------------------------------------------+ + * De-assert 'start' parameter. + * ----------------------------------------------------------*/ + mtdcr(ddrcfga, DDR0_02); + val = (mfdcr(ddrcfgd) & ~DDR0_02_START_MASK) | DDR0_02_START_OFF; + mtdcr(ddrcfgd, val); + + /* -----------------------------------------------------------+ + * Set 'wr_dqs_shift' + * ----------------------------------------------------------*/ + mtdcr(ddrcfga, DDR0_09); + val = (mfdcr(ddrcfgd) & ~DDR0_09_WR_DQS_SHIFT_MASK) + | DDR0_09_WR_DQS_SHIFT_ENCODE(wr_dqs_shift); + mtdcr(ddrcfgd, val); + debug("DDR0_09=0x%08lx\n", val); + + /* -----------------------------------------------------------+ + * Set 'dqs_out_shift' = wr_dqs_shift + 32 + * ----------------------------------------------------------*/ + dqs_out_shift = wr_dqs_shift + 32; + mtdcr(ddrcfga, DDR0_22); + val = (mfdcr(ddrcfgd) & ~DDR0_22_DQS_OUT_SHIFT_MASK) + | DDR0_22_DQS_OUT_SHIFT_ENCODE(dqs_out_shift); + mtdcr(ddrcfgd, val); + debug("DDR0_22=0x%08lx\n", val); + + /* -----------------------------------------------------------+ + * Set 'dll_dqs_delay_X'. + * ----------------------------------------------------------*/ + /* dll_dqs_delay_0 */ + mtdcr(ddrcfga, DDR0_17); + val = (mfdcr(ddrcfgd) & ~DDR0_17_DLL_DQS_DELAY_0_MASK) + | DDR0_17_DLL_DQS_DELAY_0_ENCODE(dll_dqs_delay_X); + mtdcr(ddrcfgd, val); + debug("DDR0_17=0x%08lx\n", val); + + /* dll_dqs_delay_1 to dll_dqs_delay_4 */ + mtdcr(ddrcfga, DDR0_18); + val = (mfdcr(ddrcfgd) & ~DDR0_18_DLL_DQS_DELAY_X_MASK) + | DDR0_18_DLL_DQS_DELAY_4_ENCODE(dll_dqs_delay_X) + | DDR0_18_DLL_DQS_DELAY_3_ENCODE(dll_dqs_delay_X) + | DDR0_18_DLL_DQS_DELAY_2_ENCODE(dll_dqs_delay_X) + | DDR0_18_DLL_DQS_DELAY_1_ENCODE(dll_dqs_delay_X); + mtdcr(ddrcfgd, val); + debug("DDR0_18=0x%08lx\n", val); + + /* dll_dqs_delay_5 to dll_dqs_delay_8 */ + mtdcr(ddrcfga, DDR0_19); + val = (mfdcr(ddrcfgd) & ~DDR0_19_DLL_DQS_DELAY_X_MASK) + | DDR0_19_DLL_DQS_DELAY_8_ENCODE(dll_dqs_delay_X) + | DDR0_19_DLL_DQS_DELAY_7_ENCODE(dll_dqs_delay_X) + | DDR0_19_DLL_DQS_DELAY_6_ENCODE(dll_dqs_delay_X) + | DDR0_19_DLL_DQS_DELAY_5_ENCODE(dll_dqs_delay_X); + mtdcr(ddrcfgd, val); + debug("DDR0_19=0x%08lx\n", val); + + /* -----------------------------------------------------------+ + * Assert 'start' parameter. + * ----------------------------------------------------------*/ + mtdcr(ddrcfga, DDR0_02); + val = (mfdcr(ddrcfgd) & ~DDR0_02_START_MASK) | DDR0_02_START_ON; + mtdcr(ddrcfgd, val); + + ppcMsync(); + ppcMbar(); + + /* -----------------------------------------------------------+ + * Wait for the DCC master delay line to finish calibration + * ----------------------------------------------------------*/ + if (wait_for_dlllock() != 0) { + printf("dlllock did not occur !!!\n"); + hang(); + } + ppcMsync(); + ppcMbar(); + + if (wait_for_dram_init_complete() != 0) { + printf("dram init complete did not occur !!!\n"); + hang(); + } + udelay(100); /* wait 100us to ensure init is really completed !!! */ +} +#endif /* CONFIG_DDR_DATA_EYE */ + /************************************************************************* * * initdram -- 440EPx's DDR controller is a DENALI Core @@ -30,8 +379,6 @@ long int initdram (int board_type) { #if !defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL) - volatile ulong val; - mtsdram(DDR0_02, 0x00000000); mtsdram(DDR0_00, 0x0000190A); @@ -64,14 +411,15 @@ long int initdram (int board_type) mtsdram(DDR0_44, 0x00000005); mtsdram(DDR0_02, 0x00000001); - /* - * Wait for DCC master delay line to finish calibration - */ - mfsdram(DDR0_17, val); - while (((val >> 8) & 0x000007f) == 0) { - mfsdram(DDR0_17, val); - } + wait_for_dlllock(); #endif /* #ifndef CONFIG_NAND_U_BOOT */ +#ifdef CONFIG_DDR_DATA_EYE + /* -----------------------------------------------------------+ + * Perform data eye search if requested. + * ----------------------------------------------------------*/ + denali_core_search_data_eye(CFG_MBYTES_SDRAM << 20); +#endif + return (CFG_MBYTES_SDRAM << 20); } diff --git a/board/amcc/sequoia/sdram.h b/board/amcc/sequoia/sdram.h new file mode 100644 index 0000000..7f847aa --- /dev/null +++ b/board/amcc/sequoia/sdram.h @@ -0,0 +1,505 @@ +/* + * (C) Copyright 2006 + * Sylvie Gohl, AMCC/IBM, gohl.sylvie@fr.ibm.com + * Jacqueline Pira-Ferriol, AMCC/IBM, jpira-ferriol@fr.ibm.com + * Thierry Roman, AMCC/IBM, thierry_roman@fr.ibm.com + * Alain Saurel, AMCC/IBM, alain.saurel@fr.ibm.com + * Robert Snyder, AMCC/IBM, rob.snyder@fr.ibm.com + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _SPD_SDRAM_DENALI_H_ +#define _SPD_SDRAM_DENALI_H_ + +#define ppcMsync sync +#define ppcMbar eieio + +/* General definitions */ +#define MAX_SPD_BYTE 128 /* highest SPD byte # to read */ +#define DENALI_REG_NUMBER 45 /* 45 Regs in PPC440EPx Denali Core */ +#define SUPPORTED_DIMMS_NB 7 /* Number of supported DIMM modules types */ +#define SDRAM_NONE 0 /* No DIMM detected in Slot */ +#define MAXRANKS 2 /* 2 ranks maximum */ + +/* Supported PLB Frequencies */ +#define PLB_FREQ_133MHZ 133333333 +#define PLB_FREQ_152MHZ 152000000 +#define PLB_FREQ_160MHZ 160000000 +#define PLB_FREQ_166MHZ 166666666 + +/* Denali Core Registers */ +#define SDRAM_DCR_BASE 0x10 + +#define DDR_DCR_BASE 0x10 +#define ddrcfga (DDR_DCR_BASE+0x0) /* DDR configuration address reg */ +#define ddrcfgd (DDR_DCR_BASE+0x1) /* DDR configuration data reg */ + +/*-----------------------------------------------------------------------------+ + | Values for ddrcfga register - indirect addressing of these regs + +-----------------------------------------------------------------------------*/ + +#define DDR0_00 0x00 +#define DDR0_00_INT_ACK_MASK 0x7F000000 /* Write only */ +#define DDR0_00_INT_ACK_ALL 0x7F000000 +#define DDR0_00_INT_ACK_ENCODE(n) ((((unsigned long)(n))&0x7F)<<24) +#define DDR0_00_INT_ACK_DECODE(n) ((((unsigned long)(n))>>24)&0x7F) +/* Status */ +#define DDR0_00_INT_STATUS_MASK 0x00FF0000 /* Read only */ +/* Bit0. A single access outside the defined PHYSICAL memory space detected. */ +#define DDR0_00_INT_STATUS_BIT0 0x00010000 +/* Bit1. Multiple accesses outside the defined PHYSICAL memory space detected. */ +#define DDR0_00_INT_STATUS_BIT1 0x00020000 +/* Bit2. Single correctable ECC event detected */ +#define DDR0_00_INT_STATUS_BIT2 0x00040000 +/* Bit3. Multiple correctable ECC events detected. */ +#define DDR0_00_INT_STATUS_BIT3 0x00080000 +/* Bit4. Single uncorrectable ECC event detected. */ +#define DDR0_00_INT_STATUS_BIT4 0x00100000 +/* Bit5. Multiple uncorrectable ECC events detected. */ +#define DDR0_00_INT_STATUS_BIT5 0x00200000 +/* Bit6. DRAM initialization complete. */ +#define DDR0_00_INT_STATUS_BIT6 0x00400000 +/* Bit7. Logical OR of all lower bits. */ +#define DDR0_00_INT_STATUS_BIT7 0x00800000 + +#define DDR0_00_INT_STATUS_ENCODE(n) ((((unsigned long)(n))&0xFF)<<16) +#define DDR0_00_INT_STATUS_DECODE(n) ((((unsigned long)(n))>>16)&0xFF) +#define DDR0_00_DLL_INCREMENT_MASK 0x00007F00 +#define DDR0_00_DLL_INCREMENT_ENCODE(n) ((((unsigned long)(n))&0x7F)<<8) +#define DDR0_00_DLL_INCREMENT_DECODE(n) ((((unsigned long)(n))>>8)&0x7F) +#define DDR0_00_DLL_START_POINT_MASK 0x0000007F +#define DDR0_00_DLL_START_POINT_ENCODE(n) ((((unsigned long)(n))&0x7F)<<0) +#define DDR0_00_DLL_START_POINT_DECODE(n) ((((unsigned long)(n))>>0)&0x7F) + + +#define DDR0_01 0x01 +#define DDR0_01_PLB0_DB_CS_LOWER_MASK 0x1F000000 +#define DDR0_01_PLB0_DB_CS_LOWER_ENCODE(n) ((((unsigned long)(n))&0x1F)<<24) +#define DDR0_01_PLB0_DB_CS_LOWER_DECODE(n) ((((unsigned long)(n))>>24)&0x1F) +#define DDR0_01_PLB0_DB_CS_UPPER_MASK 0x001F0000 +#define DDR0_01_PLB0_DB_CS_UPPER_ENCODE(n) ((((unsigned long)(n))&0x1F)<<16) +#define DDR0_01_PLB0_DB_CS_UPPER_DECODE(n) ((((unsigned long)(n))>>16)&0x1F) +#define DDR0_01_OUT_OF_RANGE_TYPE_MASK 0x00000700 /* Read only */ +#define DDR0_01_OUT_OF_RANGE_TYPE_ENCODE(n) ((((unsigned long)(n))&0x7)<<8) +#define DDR0_01_OUT_OF_RANGE_TYPE_DECODE(n) ((((unsigned long)(n))>>8)&0x7) +#define DDR0_01_INT_MASK_MASK 0x000000FF +#define DDR0_01_INT_MASK_ENCODE(n) ((((unsigned long)(n))&0xFF)<<0) +#define DDR0_01_INT_MASK_DECODE(n) ((((unsigned long)(n))>>0)&0xFF) +#define DDR0_01_INT_MASK_ALL_ON 0x000000FF +#define DDR0_01_INT_MASK_ALL_OFF 0x00000000 + +#define DDR0_02 0x02 +#define DDR0_02_MAX_CS_REG_MASK 0x02000000 /* Read only */ +#define DDR0_02_MAX_CS_REG_ENCODE(n) ((((unsigned long)(n))&0x2)<<24) +#define DDR0_02_MAX_CS_REG_DECODE(n) ((((unsigned long)(n))>>24)&0x2) +#define DDR0_02_MAX_COL_REG_MASK 0x000F0000 /* Read only */ +#define DDR0_02_MAX_COL_REG_ENCODE(n) ((((unsigned long)(n))&0xF)<<16) +#define DDR0_02_MAX_COL_REG_DECODE(n) ((((unsigned long)(n))>>16)&0xF) +#define DDR0_02_MAX_ROW_REG_MASK 0x00000F00 /* Read only */ +#define DDR0_02_MAX_ROW_REG_ENCODE(n) ((((unsigned long)(n))&0xF)<<8) +#define DDR0_02_MAX_ROW_REG_DECODE(n) ((((unsigned long)(n))>>8)&0xF) +#define DDR0_02_START_MASK 0x00000001 +#define DDR0_02_START_ENCODE(n) ((((unsigned long)(n))&0x1)<<0) +#define DDR0_02_START_DECODE(n) ((((unsigned long)(n))>>0)&0x1) +#define DDR0_02_START_OFF 0x00000000 +#define DDR0_02_START_ON 0x00000001 + +#define DDR0_03 0x03 +#define DDR0_03_BSTLEN_MASK 0x07000000 +#define DDR0_03_BSTLEN_ENCODE(n) ((((unsigned long)(n))&0x7)<<24) +#define DDR0_03_BSTLEN_DECODE(n) ((((unsigned long)(n))>>24)&0x7) +#define DDR0_03_CASLAT_MASK 0x00070000 +#define DDR0_03_CASLAT_ENCODE(n) ((((unsigned long)(n))&0x7)<<16) +#define DDR0_03_CASLAT_DECODE(n) ((((unsigned long)(n))>>16)&0x7) +#define DDR0_03_CASLAT_LIN_MASK 0x00000F00 +#define DDR0_03_CASLAT_LIN_ENCODE(n) ((((unsigned long)(n))&0xF)<<8) +#define DDR0_03_CASLAT_LIN_DECODE(n) ((((unsigned long)(n))>>8)&0xF) +#define DDR0_03_INITAREF_MASK 0x0000000F +#define DDR0_03_INITAREF_ENCODE(n) ((((unsigned long)(n))&0xF)<<0) +#define DDR0_03_INITAREF_DECODE(n) ((((unsigned long)(n))>>0)&0xF) + +#define DDR0_04 0x04 +#define DDR0_04_TRC_MASK 0x1F000000 +#define DDR0_04_TRC_ENCODE(n) ((((unsigned long)(n))&0x1F)<<24) +#define DDR0_04_TRC_DECODE(n) ((((unsigned long)(n))>>24)&0x1F) +#define DDR0_04_TRRD_MASK 0x00070000 +#define DDR0_04_TRRD_ENCODE(n) ((((unsigned long)(n))&0x7)<<16) +#define DDR0_04_TRRD_DECODE(n) ((((unsigned long)(n))>>16)&0x7) +#define DDR0_04_TRTP_MASK 0x00000700 +#define DDR0_04_TRTP_ENCODE(n) ((((unsigned long)(n))&0x7)<<8) +#define DDR0_04_TRTP_DECODE(n) ((((unsigned long)(n))>>8)&0x7) + +#define DDR0_05 0x05 +#define DDR0_05_TMRD_MASK 0x1F000000 +#define DDR0_05_TMRD_ENCODE(n) ((((unsigned long)(n))&0x1F)<<24) +#define DDR0_05_TMRD_DECODE(n) ((((unsigned long)(n))>>24)&0x1F) +#define DDR0_05_TEMRS_MASK 0x00070000 +#define DDR0_05_TEMRS_ENCODE(n) ((((unsigned long)(n))&0x7)<<16) +#define DDR0_05_TEMRS_DECODE(n) ((((unsigned long)(n))>>16)&0x7) +#define DDR0_05_TRP_MASK 0x00000F00 +#define DDR0_05_TRP_ENCODE(n) ((((unsigned long)(n))&0xF)<<8) +#define DDR0_05_TRP_DECODE(n) ((((unsigned long)(n))>>8)&0xF) +#define DDR0_05_TRAS_MIN_MASK 0x000000FF +#define DDR0_05_TRAS_MIN_ENCODE(n) ((((unsigned long)(n))&0xFF)<<0) +#define DDR0_05_TRAS_MIN_DECODE(n) ((((unsigned long)(n))>>0)&0xFF) + +#define DDR0_06 0x06 +#define DDR0_06_WRITEINTERP_MASK 0x01000000 +#define DDR0_06_WRITEINTERP_ENCODE(n) ((((unsigned long)(n))&0x1)<<24) +#define DDR0_06_WRITEINTERP_DECODE(n) ((((unsigned long)(n))>>24)&0x1) +#define DDR0_06_TWTR_MASK 0x00070000 +#define DDR0_06_TWTR_ENCODE(n) ((((unsigned long)(n))&0x7)<<16) +#define DDR0_06_TWTR_DECODE(n) ((((unsigned long)(n))>>16)&0x7) +#define DDR0_06_TDLL_MASK 0x0000FF00 +#define DDR0_06_TDLL_ENCODE(n) ((((unsigned long)(n))&0xFF)<<8) +#define DDR0_06_TDLL_DECODE(n) ((((unsigned long)(n))>>8)&0xFF) +#define DDR0_06_TRFC_MASK 0x0000007F +#define DDR0_06_TRFC_ENCODE(n) ((((unsigned long)(n))&0x7F)<<0) +#define DDR0_06_TRFC_DECODE(n) ((((unsigned long)(n))>>0)&0x7F) + +#define DDR0_07 0x07 +#define DDR0_07_NO_CMD_INIT_MASK 0x01000000 +#define DDR0_07_NO_CMD_INIT_ENCODE(n) ((((unsigned long)(n))&0x1)<<24) +#define DDR0_07_NO_CMD_INIT_DECODE(n) ((((unsigned long)(n))>>24)&0x1) +#define DDR0_07_TFAW_MASK 0x001F0000 +#define DDR0_07_TFAW_ENCODE(n) ((((unsigned long)(n))&0x1F)<<16) +#define DDR0_07_TFAW_DECODE(n) ((((unsigned long)(n))>>16)&0x1F) +#define DDR0_07_AUTO_REFRESH_MODE_MASK 0x00000100 +#define DDR0_07_AUTO_REFRESH_MODE_ENCODE(n) ((((unsigned long)(n))&0x1)<<8) +#define DDR0_07_AUTO_REFRESH_MODE_DECODE(n) ((((unsigned long)(n))>>8)&0x1) +#define DDR0_07_AREFRESH_MASK 0x00000001 +#define DDR0_07_AREFRESH_ENCODE(n) ((((unsigned long)(n))&0x1)<<0) +#define DDR0_07_AREFRESH_DECODE(n) ((((unsigned long)(n))>>0)&0x1) + +#define DDR0_08 0x08 +#define DDR0_08_WRLAT_MASK 0x07000000 +#define DDR0_08_WRLAT_ENCODE(n) ((((unsigned long)(n))&0x7)<<24) +#define DDR0_08_WRLAT_DECODE(n) ((((unsigned long)(n))>>24)&0x7) +#define DDR0_08_TCPD_MASK 0x00FF0000 +#define DDR0_08_TCPD_ENCODE(n) ((((unsigned long)(n))&0xFF)<<16) +#define DDR0_08_TCPD_DECODE(n) ((((unsigned long)(n))>>16)&0xFF) +#define DDR0_08_DQS_N_EN_MASK 0x00000100 +#define DDR0_08_DQS_N_EN_ENCODE(n) ((((unsigned long)(n))&0x1)<<8) +#define DDR0_08_DQS_N_EN_DECODE(n) ((((unsigned long)(n))>>8)&0x1) +#define DDR0_08_DDRII_SDRAM_MODE_MASK 0x00000001 +#define DDR0_08_DDRII_ENCODE(n) ((((unsigned long)(n))&0x1)<<0) +#define DDR0_08_DDRII_DECODE(n) ((((unsigned long)(n))>>0)&0x1) + +#define DDR0_09 0x09 +#define DDR0_09_OCD_ADJUST_PDN_CS_0_MASK 0x1F000000 +#define DDR0_09_OCD_ADJUST_PDN_CS_0_ENCODE(n) ((((unsigned long)(n))&0x1F)<<24) +#define DDR0_09_OCD_ADJUST_PDN_CS_0_DECODE(n) ((((unsigned long)(n))>>24)&0x1F) +#define DDR0_09_RTT_0_MASK 0x00030000 +#define DDR0_09_RTT_0_ENCODE(n) ((((unsigned long)(n))&0x3)<<16) +#define DDR0_09_RTT_0_DECODE(n) ((((unsigned long)(n))>>16)&0x3) +#define DDR0_09_WR_DQS_SHIFT_BYPASS_MASK 0x00007F00 +#define DDR0_09_WR_DQS_SHIFT_BYPASS_ENCODE(n) ((((unsigned long)(n))&0x7F)<<8) +#define DDR0_09_WR_DQS_SHIFT_BYPASS_DECODE(n) ((((unsigned long)(n))>>8)&0x7F) +#define DDR0_09_WR_DQS_SHIFT_MASK 0x0000007F +#define DDR0_09_WR_DQS_SHIFT_ENCODE(n) ((((unsigned long)(n))&0x7F)<<0) +#define DDR0_09_WR_DQS_SHIFT_DECODE(n) ((((unsigned long)(n))>>0)&0x7F) + +#define DDR0_10 0x0A +#define DDR0_10_WRITE_MODEREG_MASK 0x00010000 /* Write only */ +#define DDR0_10_WRITE_MODEREG_ENCODE(n) ((((unsigned long)(n))&0x1)<<16) +#define DDR0_10_WRITE_MODEREG_DECODE(n) ((((unsigned long)(n))>>16)&0x1) +#define DDR0_10_CS_MAP_MASK 0x00000300 +#define DDR0_10_CS_MAP_NO_MEM 0x00000000 +#define DDR0_10_CS_MAP_RANK0_INSTALLED 0x00000100 +#define DDR0_10_CS_MAP_RANK1_INSTALLED 0x00000200 +#define DDR0_10_CS_MAP_ENCODE(n) ((((unsigned long)(n))&0x3)<<8) +#define DDR0_10_CS_MAP_DECODE(n) ((((unsigned long)(n))>>8)&0x3) +#define DDR0_10_OCD_ADJUST_PUP_CS_0_MASK 0x0000001F +#define DDR0_10_OCD_ADJUST_PUP_CS_0_ENCODE(n) ((((unsigned long)(n))&0x1F)<<0) +#define DDR0_10_OCD_ADJUST_PUP_CS_0_DECODE(n) ((((unsigned long)(n))>>0)&0x1F) + +#define DDR0_11 0x0B +#define DDR0_11_SREFRESH_MASK 0x01000000 +#define DDR0_11_SREFRESH_ENCODE(n) ((((unsigned long)(n))&0x1)<<24) +#define DDR0_11_SREFRESH_DECODE(n) ((((unsigned long)(n))>>24)&0x1F) +#define DDR0_11_TXSNR_MASK 0x00FF0000 +#define DDR0_11_TXSNR_ENCODE(n) ((((unsigned long)(n))&0xFF)<<16) +#define DDR0_11_TXSNR_DECODE(n) ((((unsigned long)(n))>>16)&0xFF) +#define DDR0_11_TXSR_MASK 0x0000FF00 +#define DDR0_11_TXSR_ENCODE(n) ((((unsigned long)(n))&0xFF)<<8) +#define DDR0_11_TXSR_DECODE(n) ((((unsigned long)(n))>>8)&0xFF) + +#define DDR0_12 0x0C +#define DDR0_12_TCKE_MASK 0x0000007 +#define DDR0_12_TCKE_ENCODE(n) ((((unsigned long)(n))&0x7)<<0) +#define DDR0_12_TCKE_DECODE(n) ((((unsigned long)(n))>>0)&0x7) + +#define DDR0_13 0x0D + +#define DDR0_14 0x0E +#define DDR0_14_DLL_BYPASS_MODE_MASK 0x01000000 +#define DDR0_14_DLL_BYPASS_MODE_ENCODE(n) ((((unsigned long)(n))&0x1)<<24) +#define DDR0_14_DLL_BYPASS_MODE_DECODE(n) ((((unsigned long)(n))>>24)&0x1) +#define DDR0_14_REDUC_MASK 0x00010000 +#define DDR0_14_REDUC_64BITS 0x00000000 +#define DDR0_14_REDUC_32BITS 0x00010000 +#define DDR0_14_REDUC_ENCODE(n) ((((unsigned long)(n))&0x1)<<16) +#define DDR0_14_REDUC_DECODE(n) ((((unsigned long)(n))>>16)&0x1) +#define DDR0_14_REG_DIMM_ENABLE_MASK 0x00000100 +#define DDR0_14_REG_DIMM_ENABLE_ENCODE(n) ((((unsigned long)(n))&0x1)<<8) +#define DDR0_14_REG_DIMM_ENABLE_DECODE(n) ((((unsigned long)(n))>>8)&0x1) + +#define DDR0_15 0x0F + +#define DDR0_16 0x10 + +#define DDR0_17 0x11 +#define DDR0_17_DLL_DQS_DELAY_0_MASK 0x7F000000 +#define DDR0_17_DLL_DQS_DELAY_0_ENCODE(n) ((((unsigned long)(n))&0x7F)<<24) +#define DDR0_17_DLL_DQS_DELAY_0_DECODE(n) ((((unsigned long)(n))>>24)&0x7F) +#define DDR0_17_DLLLOCKREG_MASK 0x00010000 /* Read only */ +#define DDR0_17_DLLLOCKREG_LOCKED 0x00010000 +#define DDR0_17_DLLLOCKREG_UNLOCKED 0x00000000 +#define DDR0_17_DLLLOCKREG_ENCODE(n) ((((unsigned long)(n))&0x1)<<16) +#define DDR0_17_DLLLOCKREG_DECODE(n) ((((unsigned long)(n))>>16)&0x1) +#define DDR0_17_DLL_LOCK_MASK 0x00007F00 /* Read only */ +#define DDR0_17_DLL_LOCK_ENCODE(n) ((((unsigned long)(n))&0x7F)<<8) +#define DDR0_17_DLL_LOCK_DECODE(n) ((((unsigned long)(n))>>8)&0x7F) + +#define DDR0_18 0x12 +#define DDR0_18_DLL_DQS_DELAY_X_MASK 0x7F7F7F7F +#define DDR0_18_DLL_DQS_DELAY_4_MASK 0x7F000000 +#define DDR0_18_DLL_DQS_DELAY_4_ENCODE(n) ((((unsigned long)(n))&0x7F)<<24) +#define DDR0_18_DLL_DQS_DELAY_4_DECODE(n) ((((unsigned long)(n))>>24)&0x7F) +#define DDR0_18_DLL_DQS_DELAY_3_MASK 0x007F0000 +#define DDR0_18_DLL_DQS_DELAY_3_ENCODE(n) ((((unsigned long)(n))&0x7F)<<16) +#define DDR0_18_DLL_DQS_DELAY_3_DECODE(n) ((((unsigned long)(n))>>16)&0x7F) +#define DDR0_18_DLL_DQS_DELAY_2_MASK 0x00007F00 +#define DDR0_18_DLL_DQS_DELAY_2_ENCODE(n) ((((unsigned long)(n))&0x7F)<<8) +#define DDR0_18_DLL_DQS_DELAY_2_DECODE(n) ((((unsigned long)(n))>>8)&0x7F) +#define DDR0_18_DLL_DQS_DELAY_1_MASK 0x0000007F +#define DDR0_18_DLL_DQS_DELAY_1_ENCODE(n) ((((unsigned long)(n))&0x7F)<<0) +#define DDR0_18_DLL_DQS_DELAY_1_DECODE(n) ((((unsigned long)(n))>>0)&0x7F) + +#define DDR0_19 0x13 +#define DDR0_19_DLL_DQS_DELAY_X_MASK 0x7F7F7F7F +#define DDR0_19_DLL_DQS_DELAY_8_MASK 0x7F000000 +#define DDR0_19_DLL_DQS_DELAY_8_ENCODE(n) ((((unsigned long)(n))&0x7F)<<24) +#define DDR0_19_DLL_DQS_DELAY_8_DECODE(n) ((((unsigned long)(n))>>24)&0x7F) +#define DDR0_19_DLL_DQS_DELAY_7_MASK 0x007F0000 +#define DDR0_19_DLL_DQS_DELAY_7_ENCODE(n) ((((unsigned long)(n))&0x7F)<<16) +#define DDR0_19_DLL_DQS_DELAY_7_DECODE(n) ((((unsigned long)(n))>>16)&0x7F) +#define DDR0_19_DLL_DQS_DELAY_6_MASK 0x00007F00 +#define DDR0_19_DLL_DQS_DELAY_6_ENCODE(n) ((((unsigned long)(n))&0x7F)<<8) +#define DDR0_19_DLL_DQS_DELAY_6_DECODE(n) ((((unsigned long)(n))>>8)&0x7F) +#define DDR0_19_DLL_DQS_DELAY_5_MASK 0x0000007F +#define DDR0_19_DLL_DQS_DELAY_5_ENCODE(n) ((((unsigned long)(n))&0x7F)<<0) +#define DDR0_19_DLL_DQS_DELAY_5_DECODE(n) ((((unsigned long)(n))>>0)&0x7F) + +#define DDR0_20 0x14 +#define DDR0_20_DLL_DQS_BYPASS_3_MASK 0x7F000000 +#define DDR0_20_DLL_DQS_BYPASS_3_ENCODE(n) ((((unsigned long)(n))&0x7F)<<24) +#define DDR0_20_DLL_DQS_BYPASS_3_DECODE(n) ((((unsigned long)(n))>>24)&0x7F) +#define DDR0_20_DLL_DQS_BYPASS_2_MASK 0x007F0000 +#define DDR0_20_DLL_DQS_BYPASS_2_ENCODE(n) ((((unsigned long)(n))&0x7F)<<16) +#define DDR0_20_DLL_DQS_BYPASS_2_DECODE(n) ((((unsigned long)(n))>>16)&0x7F) +#define DDR0_20_DLL_DQS_BYPASS_1_MASK 0x00007F00 +#define DDR0_20_DLL_DQS_BYPASS_1_ENCODE(n) ((((unsigned long)(n))&0x7F)<<8) +#define DDR0_20_DLL_DQS_BYPASS_1_DECODE(n) ((((unsigned long)(n))>>8)&0x7F) +#define DDR0_20_DLL_DQS_BYPASS_0_MASK 0x0000007F +#define DDR0_20_DLL_DQS_BYPASS_0_ENCODE(n) ((((unsigned long)(n))&0x7F)<<0) +#define DDR0_20_DLL_DQS_BYPASS_0_DECODE(n) ((((unsigned long)(n))>>0)&0x7F) + +#define DDR0_21 0x15 +#define DDR0_21_DLL_DQS_BYPASS_7_MASK 0x7F000000 +#define DDR0_21_DLL_DQS_BYPASS_7_ENCODE(n) ((((unsigned long)(n))&0x7F)<<24) +#define DDR0_21_DLL_DQS_BYPASS_7_DECODE(n) ((((unsigned long)(n))>>24)&0x7F) +#define DDR0_21_DLL_DQS_BYPASS_6_MASK 0x007F0000 +#define DDR0_21_DLL_DQS_BYPASS_6_ENCODE(n) ((((unsigned long)(n))&0x7F)<<16) +#define DDR0_21_DLL_DQS_BYPASS_6_DECODE(n) ((((unsigned long)(n))>>16)&0x7F) +#define DDR0_21_DLL_DQS_BYPASS_5_MASK 0x00007F00 +#define DDR0_21_DLL_DQS_BYPASS_5_ENCODE(n) ((((unsigned long)(n))&0x7F)<<8) +#define DDR0_21_DLL_DQS_BYPASS_5_DECODE(n) ((((unsigned long)(n))>>8)&0x7F) +#define DDR0_21_DLL_DQS_BYPASS_4_MASK 0x0000007F +#define DDR0_21_DLL_DQS_BYPASS_4_ENCODE(n) ((((unsigned long)(n))&0x7F)<<0) +#define DDR0_21_DLL_DQS_BYPASS_4_DECODE(n) ((((unsigned long)(n))>>0)&0x7F) + +#define DDR0_22 0x16 +/* ECC */ +#define DDR0_22_CTRL_RAW_MASK 0x03000000 +#define DDR0_22_CTRL_RAW_ECC_DISABLE 0x00000000 /* ECC not being used */ +#define DDR0_22_CTRL_RAW_ECC_CHECK_ONLY 0x01000000 /* ECC checking is on, but no attempts to correct*/ +#define DDR0_22_CTRL_RAW_NO_ECC_RAM 0x02000000 /* No ECC RAM storage available */ +#define DDR0_22_CTRL_RAW_ECC_ENABLE 0x03000000 /* ECC checking and correcting on */ +#define DDR0_22_CTRL_RAW_ENCODE(n) ((((unsigned long)(n))&0x3)<<24) +#define DDR0_22_CTRL_RAW_DECODE(n) ((((unsigned long)(n))>>24)&0x3) + +#define DDR0_22_DQS_OUT_SHIFT_BYPASS_MASK 0x007F0000 +#define DDR0_22_DQS_OUT_SHIFT_BYPASS_ENCODE(n) ((((unsigned long)(n))&0x7F)<<16) +#define DDR0_22_DQS_OUT_SHIFT_BYPASS_DECODE(n) ((((unsigned long)(n))>>16)&0x7F) +#define DDR0_22_DQS_OUT_SHIFT_MASK 0x00007F00 +#define DDR0_22_DQS_OUT_SHIFT_ENCODE(n) ((((unsigned long)(n))&0x7F)<<8) +#define DDR0_22_DQS_OUT_SHIFT_DECODE(n) ((((unsigned long)(n))>>8)&0x7F) +#define DDR0_22_DLL_DQS_BYPASS_8_MASK 0x0000007F +#define DDR0_22_DLL_DQS_BYPASS_8_ENCODE(n) ((((unsigned long)(n))&0x7F)<<0) +#define DDR0_22_DLL_DQS_BYPASS_8_DECODE(n) ((((unsigned long)(n))>>0)&0x7F) + + +#define DDR0_23 0x17 +#define DDR0_23_ODT_RD_MAP_CS0_MASK 0x03000000 +#define DDR0_23_ODT_RD_MAP_CS0_ENCODE(n) ((((unsigned long)(n))&0x3)<<24) +#define DDR0_23_ODT_RD_MAP_CS0_DECODE(n) ((((unsigned long)(n))>>24)&0x3) +#define DDR0_23_ECC_C_SYND_MASK 0x00FF0000 /* Read only */ +#define DDR0_23_ECC_C_SYND_ENCODE(n) ((((unsigned long)(n))&0xFF)<<16) +#define DDR0_23_ECC_C_SYND_DECODE(n) ((((unsigned long)(n))>>16)&0xFF) +#define DDR0_23_ECC_U_SYND_MASK 0x0000FF00 /* Read only */ +#define DDR0_23_ECC_U_SYND_ENCODE(n) ((((unsigned long)(n))&0xFF)<<8) +#define DDR0_23_ECC_U_SYND_DECODE(n) ((((unsigned long)(n))>>8)&0xFF) +#define DDR0_23_FWC_MASK 0x00000001 /* Write only */ +#define DDR0_23_FWC_ENCODE(n) ((((unsigned long)(n))&0x1)<<0) +#define DDR0_23_FWC_DECODE(n) ((((unsigned long)(n))>>0)&0x1) + +#define DDR0_24 0x18 +#define DDR0_24_RTT_PAD_TERMINATION_MASK 0x03000000 +#define DDR0_24_RTT_PAD_TERMINATION_ENCODE(n) ((((unsigned long)(n))&0x3)<<24) +#define DDR0_24_RTT_PAD_TERMINATION_DECODE(n) ((((unsigned long)(n))>>24)&0x3) +#define DDR0_24_ODT_WR_MAP_CS1_MASK 0x00030000 +#define DDR0_24_ODT_WR_MAP_CS1_ENCODE(n) ((((unsigned long)(n))&0x3)<<16) +#define DDR0_24_ODT_WR_MAP_CS1_DECODE(n) ((((unsigned long)(n))>>16)&0x3) +#define DDR0_24_ODT_RD_MAP_CS1_MASK 0x00000300 +#define DDR0_24_ODT_RD_MAP_CS1_ENCODE(n) ((((unsigned long)(n))&0x3)<<8) +#define DDR0_24_ODT_RD_MAP_CS1_DECODE(n) ((((unsigned long)(n))>>8)&0x3) +#define DDR0_24_ODT_WR_MAP_CS0_MASK 0x00000003 +#define DDR0_24_ODT_WR_MAP_CS0_ENCODE(n) ((((unsigned long)(n))&0x3)<<0) +#define DDR0_24_ODT_WR_MAP_CS0_DECODE(n) ((((unsigned long)(n))>>0)&0x3) + +#define DDR0_25 0x19 +#define DDR0_25_VERSION_MASK 0xFFFF0000 /* Read only */ +#define DDR0_25_VERSION_ENCODE(n) ((((unsigned long)(n))&0xFFFF)<<16) +#define DDR0_25_VERSION_DECODE(n) ((((unsigned long)(n))>>16)&0xFFFF) +#define DDR0_25_OUT_OF_RANGE_LENGTH_MASK 0x000003FF /* Read only */ +#define DDR0_25_OUT_OF_RANGE_LENGTH_ENCODE(n) ((((unsigned long)(n))&0x3FF)<<0) +#define DDR0_25_OUT_OF_RANGE_LENGTH_DECODE(n) ((((unsigned long)(n))>>0)&0x3FF) + +#define DDR0_26 0x1A +#define DDR0_26_TRAS_MAX_MASK 0xFFFF0000 +#define DDR0_26_TRAS_MAX_ENCODE(n) ((((unsigned long)(n))&0xFFFF)<<16) +#define DDR0_26_TRAS_MAX_DECODE(n) ((((unsigned long)(n))>>16)&0xFFFF) +#define DDR0_26_TREF_MASK 0x00003FFF +#define DDR0_26_TREF_ENCODE(n) ((((unsigned long)(n))&0x3FF)<<0) +#define DDR0_26_TREF_DECODE(n) ((((unsigned long)(n))>>0)&0x3FF) + +#define DDR0_27 0x1B +#define DDR0_27_EMRS_DATA_MASK 0x3FFF0000 +#define DDR0_27_EMRS_DATA_ENCODE(n) ((((unsigned long)(n))&0x3FFF)<<16) +#define DDR0_27_EMRS_DATA_DECODE(n) ((((unsigned long)(n))>>16)&0x3FFF) +#define DDR0_27_TINIT_MASK 0x0000FFFF +#define DDR0_27_TINIT_ENCODE(n) ((((unsigned long)(n))&0xFFFF)<<0) +#define DDR0_27_TINIT_DECODE(n) ((((unsigned long)(n))>>0)&0xFFFF) + +#define DDR0_28 0x1C +#define DDR0_28_EMRS3_DATA_MASK 0x3FFF0000 +#define DDR0_28_EMRS3_DATA_ENCODE(n) ((((unsigned long)(n))&0x3FFF)<<16) +#define DDR0_28_EMRS3_DATA_DECODE(n) ((((unsigned long)(n))>>16)&0x3FFF) +#define DDR0_28_EMRS2_DATA_MASK 0x00003FFF +#define DDR0_28_EMRS2_DATA_ENCODE(n) ((((unsigned long)(n))&0x3FFF)<<0) +#define DDR0_28_EMRS2_DATA_DECODE(n) ((((unsigned long)(n))>>0)&0x3FFF) + +#define DDR0_29 0x1D + +#define DDR0_30 0x1E + +#define DDR0_31 0x1F +#define DDR0_31_XOR_CHECK_BITS_MASK 0x0000FFFF +#define DDR0_31_XOR_CHECK_BITS_ENCODE(n) ((((unsigned long)(n))&0xFFFF)<<0) +#define DDR0_31_XOR_CHECK_BITS_DECODE(n) ((((unsigned long)(n))>>0)&0xFFFF) + +#define DDR0_32 0x20 +#define DDR0_32_OUT_OF_RANGE_ADDR_MASK 0xFFFFFFFF /* Read only */ +#define DDR0_32_OUT_OF_RANGE_ADDR_ENCODE(n) ((((unsigned long)(n))&0xFFFFFFFF)<<0) +#define DDR0_32_OUT_OF_RANGE_ADDR_DECODE(n) ((((unsigned long)(n))>>0)&0xFFFFFFFF) + +#define DDR0_33 0x21 +#define DDR0_33_OUT_OF_RANGE_ADDR_MASK 0x00000001 /* Read only */ +#define DDR0_33_OUT_OF_RANGE_ADDR_ENCODE(n) ((((unsigned long)(n))&0x1)<<0) +#define DDR0_33_OUT_OF_RANGE_ADDR_DECODE(n) ((((unsigned long)(n))>>0)&0x1) + +#define DDR0_34 0x22 +#define DDR0_34_ECC_U_ADDR_MASK 0xFFFFFFFF /* Read only */ +#define DDR0_34_ECC_U_ADDR_ENCODE(n) ((((unsigned long)(n))&0xFFFFFFFF)<<0) +#define DDR0_34_ECC_U_ADDR_DECODE(n) ((((unsigned long)(n))>>0)&0xFFFFFFFF) + +#define DDR0_35 0x23 +#define DDR0_35_ECC_U_ADDR_MASK 0x00000001 /* Read only */ +#define DDR0_35_ECC_U_ADDR_ENCODE(n) ((((unsigned long)(n))&0x1)<<0) +#define DDR0_35_ECC_U_ADDR_DECODE(n) ((((unsigned long)(n))>>0)&0x1) + +#define DDR0_36 0x24 +#define DDR0_36_ECC_U_DATA_MASK 0xFFFFFFFF /* Read only */ +#define DDR0_36_ECC_U_DATA_ENCODE(n) ((((unsigned long)(n))&0xFFFFFFFF)<<0) +#define DDR0_36_ECC_U_DATA_DECODE(n) ((((unsigned long)(n))>>0)&0xFFFFFFFF) + +#define DDR0_37 0x25 +#define DDR0_37_ECC_U_DATA_MASK 0xFFFFFFFF /* Read only */ +#define DDR0_37_ECC_U_DATA_ENCODE(n) ((((unsigned long)(n))&0xFFFFFFFF)<<0) +#define DDR0_37_ECC_U_DATA_DECODE(n) ((((unsigned long)(n))>>0)&0xFFFFFFFF) + +#define DDR0_38 0x26 +#define DDR0_38_ECC_C_ADDR_MASK 0xFFFFFFFF /* Read only */ +#define DDR0_38_ECC_C_ADDR_ENCODE(n) ((((unsigned long)(n))&0xFFFFFFFF)<<0) +#define DDR0_38_ECC_C_ADDR_DECODE(n) ((((unsigned long)(n))>>0)&0xFFFFFFFF) + +#define DDR0_39 0x27 +#define DDR0_39_ECC_C_ADDR_MASK 0x00000001 /* Read only */ +#define DDR0_39_ECC_C_ADDR_ENCODE(n) ((((unsigned long)(n))&0x1)<<0) +#define DDR0_39_ECC_C_ADDR_DECODE(n) ((((unsigned long)(n))>>0)&0x1) + +#define DDR0_40 0x28 +#define DDR0_40_ECC_C_DATA_MASK 0xFFFFFFFF /* Read only */ +#define DDR0_40_ECC_C_DATA_ENCODE(n) ((((unsigned long)(n))&0xFFFFFFFF)<<0) +#define DDR0_40_ECC_C_DATA_DECODE(n) ((((unsigned long)(n))>>0)&0xFFFFFFFF) + +#define DDR0_41 0x29 +#define DDR0_41_ECC_C_DATA_MASK 0xFFFFFFFF /* Read only */ +#define DDR0_41_ECC_C_DATA_ENCODE(n) ((((unsigned long)(n))&0xFFFFFFFF)<<0) +#define DDR0_41_ECC_C_DATA_DECODE(n) ((((unsigned long)(n))>>0)&0xFFFFFFFF) + +#define DDR0_42 0x2A +#define DDR0_42_ADDR_PINS_MASK 0x07000000 +#define DDR0_42_ADDR_PINS_ENCODE(n) ((((unsigned long)(n))&0x7)<<24) +#define DDR0_42_ADDR_PINS_DECODE(n) ((((unsigned long)(n))>>24)&0x7) +#define DDR0_42_CASLAT_LIN_GATE_MASK 0x0000000F +#define DDR0_42_CASLAT_LIN_GATE_ENCODE(n) ((((unsigned long)(n))&0xF)<<0) +#define DDR0_42_CASLAT_LIN_GATE_DECODE(n) ((((unsigned long)(n))>>0)&0xF) + +#define DDR0_43 0x2B +#define DDR0_43_TWR_MASK 0x07000000 +#define DDR0_43_TWR_ENCODE(n) ((((unsigned long)(n))&0x7)<<24) +#define DDR0_43_TWR_DECODE(n) ((((unsigned long)(n))>>24)&0x7) +#define DDR0_43_APREBIT_MASK 0x000F0000 +#define DDR0_43_APREBIT_ENCODE(n) ((((unsigned long)(n))&0xF)<<16) +#define DDR0_43_APREBIT_DECODE(n) ((((unsigned long)(n))>>16)&0xF) +#define DDR0_43_COLUMN_SIZE_MASK 0x00000700 +#define DDR0_43_COLUMN_SIZE_ENCODE(n) ((((unsigned long)(n))&0x7)<<8) +#define DDR0_43_COLUMN_SIZE_DECODE(n) ((((unsigned long)(n))>>8)&0x7) +#define DDR0_43_EIGHT_BANK_MODE_MASK 0x00000001 +#define DDR0_43_EIGHT_BANK_MODE_8_BANKS 0x00000001 +#define DDR0_43_EIGHT_BANK_MODE_4_BANKS 0x00000000 +#define DDR0_43_EIGHT_BANK_MODE_ENCODE(n) ((((unsigned long)(n))&0x1)<<0) +#define DDR0_43_EIGHT_BANK_MODE_DECODE(n) ((((unsigned long)(n))>>0)&0x1) + +#define DDR0_44 0x2C +#define DDR0_44_TRCD_MASK 0x000000FF +#define DDR0_44_TRCD_ENCODE(n) ((((unsigned long)(n))&0xFF)<<0) +#define DDR0_44_TRCD_DECODE(n) ((((unsigned long)(n))>>0)&0xFF) + +#endif /* _SPD_SDRAM_DENALI_H_ */ diff --git a/board/amcc/sequoia/sequoia.c b/board/amcc/sequoia/sequoia.c index ff211ae..b2b82c7 100644 --- a/board/amcc/sequoia/sequoia.c +++ b/board/amcc/sequoia/sequoia.c @@ -35,9 +35,9 @@ ulong flash_get_size (ulong base, int banknum); int board_early_init_f(void) { - unsigned long sdr0_cust0; - unsigned long sdr0_pfc1, sdr0_pfc2; - register uint reg; + u32 sdr0_cust0; + u32 sdr0_pfc1, sdr0_pfc2; + u32 reg; mtdcr(ebccfga, xbcfg); mtdcr(ebccfgd, 0xb8400000); @@ -142,6 +142,7 @@ int misc_init_r(void) { uint pbcr; int size_val = 0; + u32 reg; #ifdef CONFIG_440EPX unsigned long usb2d0cr = 0; unsigned long usb2phy0cr, usb2h0cr = 0; @@ -335,18 +336,33 @@ int misc_init_r(void) } #endif /* CONFIG_440EPX */ + /* + * Clear PLB4A0_ACR[WRP] + * This fix will make the MAL burst disabling patch for the Linux + * EMAC driver obsolete. + */ + reg = mfdcr(plb4_acr) & ~PLB4_ACR_WRP; + mtdcr(plb4_acr, reg); + return 0; } int checkboard(void) { char *s = getenv("serial#"); + u8 rev; + u8 val; #ifdef CONFIG_440EPX printf("Board: Sequoia - AMCC PPC440EPx Evaluation Board"); #else printf("Board: Rainier - AMCC PPC440GRx Evaluation Board"); #endif + + rev = *(u8 *)(CFG_CPLD + 0); + val = *(u8 *)(CFG_CPLD + 5) & 0x01; + printf(", Rev. %X, PCI=%d MHz", rev, val ? 66 : 33); + if (s != NULL) { puts(", serial# "); puts(s); diff --git a/board/amcc/taishan/Makefile b/board/amcc/taishan/Makefile new file mode 100644 index 0000000..462af00 --- /dev/null +++ b/board/amcc/taishan/Makefile @@ -0,0 +1,51 @@ +# +# (C) Copyright 2007 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).a + +COBJS = $(BOARD).o lcd.o update.o showinfo.o +SOBJS = init.o + +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(OBJS) $(SOBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/amcc/taishan/config.mk b/board/amcc/taishan/config.mk new file mode 100644 index 0000000..4eefff2 --- /dev/null +++ b/board/amcc/taishan/config.mk @@ -0,0 +1,44 @@ +# +# (C) Copyright 2004 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +# +# AMCC 440GX Reference Platform (Taishan) board +# + +#TEXT_BASE = 0xFFFE0000 + +ifeq ($(ramsym),1) +TEXT_BASE = 0x07FD0000 +else +TEXT_BASE = 0xFFFC0000 +endif + +PLATFORM_CPPFLAGS += -DCONFIG_440=1 + +ifeq ($(debug),1) +PLATFORM_CPPFLAGS += -DDEBUG +endif + +ifeq ($(dbcr),1) +PLATFORM_CPPFLAGS += -DCFG_INIT_DBCR=0x8cff0000 +endif diff --git a/board/amcc/taishan/init.S b/board/amcc/taishan/init.S new file mode 100644 index 0000000..8db043b --- /dev/null +++ b/board/amcc/taishan/init.S @@ -0,0 +1,97 @@ +/* + * (C) Copyright 2007 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <ppc_asm.tmpl> +#include <config.h> + +/* General */ +#define TLB_VALID 0x00000200 +#define _256M 0x10000000 + +/* Supported page sizes */ + +#define SZ_1K 0x00000000 +#define SZ_4K 0x00000010 +#define SZ_16K 0x00000020 +#define SZ_64K 0x00000030 +#define SZ_256K 0x00000040 +#define SZ_1M 0x00000050 +#define SZ_8M 0x00000060 +#define SZ_16M 0x00000070 +#define SZ_256M 0x00000090 + +/* Storage attributes */ +#define SA_W 0x00000800 /* Write-through */ +#define SA_I 0x00000400 /* Caching inhibited */ +#define SA_M 0x00000200 /* Memory coherence */ +#define SA_G 0x00000100 /* Guarded */ +#define SA_E 0x00000080 /* Endian */ + +/* Access control */ +#define AC_X 0x00000024 /* Execute */ +#define AC_W 0x00000012 /* Write */ +#define AC_R 0x00000009 /* Read */ + +/* Some handy macros */ + +#define EPN(e) ((e) & 0xfffffc00) +#define TLB0(epn,sz) ( (EPN((epn)) | (sz) | TLB_VALID ) ) +#define TLB1(rpn,erpn) ( ((rpn)&0xfffffc00) | (erpn) ) +#define TLB2(a) ( (a)&0x00000fbf ) + +#define tlbtab_start\ + mflr r1 ;\ + bl 0f ; + +#define tlbtab_end\ + .long 0, 0, 0 ; \ +0: mflr r0 ; \ + mtlr r1 ; \ + blr ; + +#define tlbentry(epn,sz,rpn,erpn,attr)\ + .long TLB0(epn,sz),TLB1(rpn,erpn),TLB2(attr) + +/************************************************************************** + * TLB TABLE + * + * This table is used by the cpu boot code to setup the initial tlb + * entries. Rather than make broad assumptions in the cpu source tree, + * this table lets each board set things up however they like. + * + * Pointer to the table is returned in r1 + * + *************************************************************************/ + + .section .bootpg,"ax" + .globl tlbtab + +tlbtab: + tlbtab_start + tlbentry( 0xf0000000, SZ_256M, 0xf0000000, 1, AC_R|AC_W|AC_X|SA_G|SA_I) + tlbentry( CFG_PERIPHERAL_BASE, SZ_256M, 0x40000000, 1, AC_R|AC_W|SA_G|SA_I) + tlbentry( CFG_ISRAM_BASE, SZ_256K, 0x80000000, 0, AC_R|AC_W|AC_X ) + tlbentry( CFG_SDRAM_BASE, SZ_256M, 0x00000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I ) + tlbentry( CFG_PCI_BASE, SZ_256M, 0x00000000, 2, AC_R|AC_W|SA_G|SA_I ) + tlbentry( CFG_PCI_MEMBASE, SZ_256M, 0x00000000, 3, AC_R|AC_W|SA_G|SA_I ) + tlbtab_end diff --git a/board/amcc/taishan/lcd.c b/board/amcc/taishan/lcd.c new file mode 100644 index 0000000..8d2dce3 --- /dev/null +++ b/board/amcc/taishan/lcd.c @@ -0,0 +1,380 @@ +/* + * (C) Copyright 2007 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <config.h> +#include <common.h> +#include <command.h> +#include <i2c.h> +#include <miiphy.h> + +#ifdef CONFIG_TAISHAN + +#define LCD_DELAY_NORMAL_US 100 +#define LCD_DELAY_NORMAL_MS 2 +#define LCD_CMD_ADDR ((volatile char *)(CFG_EBC2_LCM_BASE)) +#define LCD_DATA_ADDR ((volatile char *)(CFG_EBC2_LCM_BASE+1)) +#define LCD_BLK_CTRL ((volatile char *)(CFG_EBC1_FPGA_BASE+0x2)) + +#define mdelay(t) ({unsigned long msec=(t); while (msec--) { udelay(1000);}}) + +static int g_lcd_init_b = 0; +static char *amcc_logo = " AMCC TAISHAN 440GX EvalBoard"; +static char addr_flag = 0x80; + +static void lcd_bl_ctrl(char val) +{ + char cpld_val; + + cpld_val = *LCD_BLK_CTRL; + *LCD_BLK_CTRL = val | cpld_val; +} + +static void lcd_putc(char val) +{ + int i = 100; + char addr; + + while (i--) { + if ((*LCD_CMD_ADDR & 0x80) != 0x80) { /*BF = 1 ? */ + udelay(LCD_DELAY_NORMAL_US); + break; + } + udelay(LCD_DELAY_NORMAL_US); + } + + if (*LCD_CMD_ADDR & 0x80) { + printf("LCD is busy\n"); + return; + } + + addr = *LCD_CMD_ADDR; + udelay(LCD_DELAY_NORMAL_US); + if ((addr != 0) && (addr % 0x10 == 0)) { + addr_flag ^= 0x40; + *LCD_CMD_ADDR = addr_flag; + } + + udelay(LCD_DELAY_NORMAL_US); + *LCD_DATA_ADDR = val; + udelay(LCD_DELAY_NORMAL_US); +} + +static void lcd_puts(char *s) +{ + char *p = s; + int i = 100; + + while (i--) { + if ((*LCD_CMD_ADDR & 0x80) != 0x80) { /*BF = 1 ? */ + udelay(LCD_DELAY_NORMAL_US); + break; + } + udelay(LCD_DELAY_NORMAL_US); + } + + if (*LCD_CMD_ADDR & 0x80) { + printf("LCD is busy\n"); + return; + } + + while (*p) + lcd_putc(*p++); +} + +static void lcd_put_logo(void) +{ + int i = 100; + char *p = amcc_logo; + + while (i--) { + if ((*LCD_CMD_ADDR & 0x80) != 0x80) { /*BF = 1 ? */ + udelay(LCD_DELAY_NORMAL_US); + break; + } + udelay(LCD_DELAY_NORMAL_US); + } + + if (*LCD_CMD_ADDR & 0x80) { + printf("LCD is busy\n"); + return; + } + + *LCD_CMD_ADDR = 0x80; + while (*p) + lcd_putc(*p++); +} + +int lcd_init(void) +{ + if (g_lcd_init_b == 0) { + puts("LCD: "); + mdelay(100); /* Waiting for the LCD initialize */ + + *LCD_CMD_ADDR = 0x38; /*set function:8-bit,2-line,5x7 font type */ + udelay(LCD_DELAY_NORMAL_US); + + *LCD_CMD_ADDR = 0x0f; /*set display on,cursor on,blink on */ + udelay(LCD_DELAY_NORMAL_US); + + *LCD_CMD_ADDR = 0x01; /*display clear */ + mdelay(LCD_DELAY_NORMAL_MS); + + *LCD_CMD_ADDR = 0x06; /*set entry */ + udelay(LCD_DELAY_NORMAL_US); + + lcd_bl_ctrl(0x02); + lcd_put_logo(); + + puts(" ready\n"); + g_lcd_init_b = 1; + } + + return 0; +} + +static int do_lcd_test(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) +{ + lcd_init(); + return 0; +} + +static int do_lcd_clear(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) +{ + *LCD_CMD_ADDR = 0x01; + mdelay(LCD_DELAY_NORMAL_MS); + return 0; +} +static int do_lcd_puts(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) +{ + if (argc < 2) { + printf("%s", cmdtp->usage); + return 1; + } + lcd_puts(argv[1]); + return 0; +} +static int do_lcd_putc(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) +{ + if (argc < 2) { + printf("%s", cmdtp->usage); + return 1; + } + lcd_putc((char)argv[1][0]); + return 0; +} +static int do_lcd_cur(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) +{ + ulong count; + ulong dir; + char cur_addr; + + if (argc < 3) { + printf("%s", cmdtp->usage); + return 1; + } + + count = simple_strtoul(argv[1], NULL, 16); + if (count > 31) { + printf("unable to shift > 0x20\n"); + count = 0; + } + + dir = simple_strtoul(argv[2], NULL, 16); + cur_addr = *LCD_CMD_ADDR; + udelay(LCD_DELAY_NORMAL_US); + if (dir == 0x0) { + if (addr_flag == 0x80) { + if (count >= (cur_addr & 0xf)) { + *LCD_CMD_ADDR = 0x80; + udelay(LCD_DELAY_NORMAL_US); + count = 0; + } + } else { + if (count >= ((cur_addr & 0x0f) + 0x0f)) { + *LCD_CMD_ADDR = 0x80; + addr_flag = 0x80; + udelay(LCD_DELAY_NORMAL_US); + count = 0x0; + } else if (count >= (cur_addr & 0xf)) { + count -= cur_addr & 0xf; + *LCD_CMD_ADDR = 0x80 | 0xf; + addr_flag = 0x80; + udelay(LCD_DELAY_NORMAL_US); + } + } + } else { + if (addr_flag == 0x80) { + if (count >= (0x1f - (cur_addr & 0xf))) { + count = 0x0; + addr_flag = 0xc0; + *LCD_CMD_ADDR = 0xc0 | 0xf; + udelay(LCD_DELAY_NORMAL_US); + } else if ((count + (cur_addr & 0xf)) >= 0x0f) { + count = count + (cur_addr & 0xf) - 0x0f; + addr_flag = 0xc0; + *LCD_CMD_ADDR = 0xc0; + udelay(LCD_DELAY_NORMAL_US); + } + } else if ((count + (cur_addr & 0xf)) >= 0x0f) { + count = 0x0; + *LCD_CMD_ADDR = 0xc0 | 0xf; + udelay(LCD_DELAY_NORMAL_US); + } + } + + while (count--) { + if (dir == 0) { + *LCD_CMD_ADDR = 0x10; + } else { + *LCD_CMD_ADDR = 0x14; + } + udelay(LCD_DELAY_NORMAL_US); + } + + return 0; +} + +U_BOOT_CMD(lcd_test, 1, 1, do_lcd_test, "lcd_test - lcd test display\n", NULL); +U_BOOT_CMD(lcd_cls, 1, 1, do_lcd_clear, "lcd_cls - lcd clear display\n", NULL); +U_BOOT_CMD(lcd_puts, 2, 1, do_lcd_puts, + "lcd_puts - display string on lcd\n", + "<string> - <string> to be displayed\n"); +U_BOOT_CMD(lcd_putc, 2, 1, do_lcd_putc, + "lcd_putc - display char on lcd\n", + "<char> - <char> to be displayed\n"); +U_BOOT_CMD(lcd_cur, 3, 1, do_lcd_cur, + "lcd_cur - shift cursor on lcd\n", + "<count> <dir>- shift cursor on lcd <count> times, direction is <dir> \n" + " <count> - 0~31\n" " <dir> - 0,backward; 1, forward\n"); + +#if 0 /* test-only */ +void set_phy_loopback_mode(void) +{ + char devemac2[32]; + char devemac3[32]; + + sprintf(devemac2, "%s2", CONFIG_EMAC_DEV_NAME); + sprintf(devemac3, "%s3", CONFIG_EMAC_DEV_NAME); + +#if 0 + unsigned short reg_short; + + miiphy_read(devemac2, 0x1, 1, ®_short); + if (reg_short & 0x04) { + /* + * printf("EMAC2 link up,do nothing\n"); + */ + } else { + udelay(1000); + miiphy_write(devemac2, 0x1, 0, 0x6000); + udelay(1000); + miiphy_read(devemac2, 0x1, 0, ®_short); + if (reg_short != 0x6000) { + printf + ("\nEMAC2 error set LOOPBACK mode error,reg2[0]=%x\n", + reg_short); + } + } + + miiphy_read(devemac3, 0x3, 1, ®_short); + if (reg_short & 0x04) { + /* + * printf("EMAC3 link up,do nothing\n"); + */ + } else { + udelay(1000); + miiphy_write(devemac3, 0x3, 0, 0x6000); + udelay(1000); + miiphy_read(devemac3, 0x3, 0, ®_short); + if (reg_short != 0x6000) { + printf + ("\nEMAC3 error set LOOPBACK mode error,reg2[0]=%x\n", + reg_short); + } + } +#else + /* Set PHY as LOOPBACK MODE, for Linux emac initializing */ + miiphy_write(devemac2, CONFIG_PHY2_ADDR, 0, 0x6000); + udelay(1000); + miiphy_write(devemac3, CONFIG_PHY3_ADDR, 0, 0x6000); + udelay(1000); +#endif /* 0 */ +} + +void set_phy_normal_mode(void) +{ + char devemac2[32]; + char devemac3[32]; + unsigned short reg_short; + + sprintf(devemac2, "%s2", CONFIG_EMAC_DEV_NAME); + sprintf(devemac3, "%s3", CONFIG_EMAC_DEV_NAME); + + /* Set phy of EMAC2 */ + miiphy_read(devemac2, CONFIG_PHY2_ADDR, 0x16, ®_short); + reg_short &= ~(0x7); + reg_short |= 0x6; /* RGMII DLL Delay */ + miiphy_write(devemac2, CONFIG_PHY2_ADDR, 0x16, reg_short); + + miiphy_read(devemac2, CONFIG_PHY2_ADDR, 0x17, ®_short); + reg_short &= ~(0x40); + miiphy_write(devemac2, CONFIG_PHY2_ADDR, 0x17, reg_short); + + miiphy_write(devemac2, CONFIG_PHY2_ADDR, 0x1c, 0x74f0); + + /* Set phy of EMAC3 */ + miiphy_read(devemac3, CONFIG_PHY3_ADDR, 0x16, ®_short); + reg_short &= ~(0x7); + reg_short |= 0x6; /* RGMII DLL Delay */ + miiphy_write(devemac3, CONFIG_PHY3_ADDR, 0x16, reg_short); + + miiphy_read(devemac3, CONFIG_PHY3_ADDR, 0x17, ®_short); + reg_short &= ~(0x40); + miiphy_write(devemac3, CONFIG_PHY3_ADDR, 0x17, reg_short); + + miiphy_write(devemac3, CONFIG_PHY3_ADDR, 0x1c, 0x74f0); +} +#endif /* 0 - test only */ + +static int do_led_test_off(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) +{ + volatile unsigned int *GpioOr = + (volatile unsigned int *)(CFG_PERIPHERAL_BASE + 0x700); + *GpioOr |= 0x00300000; + return 0; +} + +static int do_led_test_on(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) +{ + volatile unsigned int *GpioOr = + (volatile unsigned int *)(CFG_PERIPHERAL_BASE + 0x700); + *GpioOr &= ~0x00300000; + return 0; +} + +U_BOOT_CMD(ledon, 1, 1, do_led_test_on, + "ledon - led test light on\n", NULL); + +U_BOOT_CMD(ledoff, 1, 1, do_led_test_off, + "ledoff - led test light off\n", NULL); +#endif diff --git a/board/amcc/taishan/showinfo.c b/board/amcc/taishan/showinfo.c new file mode 100644 index 0000000..57b9d1c --- /dev/null +++ b/board/amcc/taishan/showinfo.c @@ -0,0 +1,236 @@ +/* + * (C) Copyright 2007 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <config.h> +#include <common.h> +#include <command.h> +#include <asm/processor.h> +#include <pci.h> + +void show_reset_reg(void) +{ + unsigned long reg; + + /* read clock regsiter */ + printf("===== Display reset and initialize register Start =========\n"); + mfclk(clk_pllc,reg); + printf("cpr_pllc = %#010x\n",reg); + + mfclk(clk_plld,reg); + printf("cpr_plld = %#010x\n",reg); + + mfclk(clk_primad,reg); + printf("cpr_primad = %#010x\n",reg); + + mfclk(clk_primbd,reg); + printf("cpr_primbd = %#010x\n",reg); + + mfclk(clk_opbd,reg); + printf("cpr_opbd = %#010x\n",reg); + + mfclk(clk_perd,reg); + printf("cpr_perd = %#010x\n",reg); + + mfclk(clk_mald,reg); + printf("cpr_mald = %#010x\n",reg); + + /* read sdr register */ + mfsdr(sdr_ebc,reg); + printf("sdr_ebc = %#010x\n",reg); + + mfsdr(sdr_cp440,reg); + printf("sdr_cp440 = %#010x\n",reg); + + mfsdr(sdr_xcr,reg); + printf("sdr_xcr = %#010x\n",reg); + + mfsdr(sdr_xpllc,reg); + printf("sdr_xpllc = %#010x\n",reg); + + mfsdr(sdr_xplld,reg); + printf("sdr_xplld = %#010x\n",reg); + + mfsdr(sdr_pfc0,reg); + printf("sdr_pfc0 = %#010x\n",reg); + + mfsdr(sdr_pfc1,reg); + printf("sdr_pfc1 = %#010x\n",reg); + + mfsdr(sdr_cust0,reg); + printf("sdr_cust0 = %#010x\n",reg); + + mfsdr(sdr_cust1,reg); + printf("sdr_cust1 = %#010x\n",reg); + + mfsdr(sdr_uart0,reg); + printf("sdr_uart0 = %#010x\n",reg); + + mfsdr(sdr_uart1,reg); + printf("sdr_uart1 = %#010x\n",reg); + + printf("===== Display reset and initialize register End =========\n"); +} + +void show_xbridge_info(void) +{ + unsigned long reg; + + printf("PCI-X chip control registers\n"); + mfsdr(sdr_xcr, reg); + printf("sdr_xcr = %#010x\n", reg); + + mfsdr(sdr_xpllc, reg); + printf("sdr_xpllc = %#010x\n", reg); + + mfsdr(sdr_xplld, reg); + printf("sdr_xplld = %#010x\n", reg); + + printf("PCI-X Bridge Configure registers\n"); + printf("PCIX0_VENDID = %#06x\n", in16r(PCIX0_VENDID)); + printf("PCIX0_DEVID = %#06x\n", in16r(PCIX0_DEVID)); + printf("PCIX0_CMD = %#06x\n", in16r(PCIX0_CMD)); + printf("PCIX0_STATUS = %#06x\n", in16r(PCIX0_STATUS)); + printf("PCIX0_REVID = %#04x\n", in8(PCIX0_REVID)); + printf("PCIX0_CACHELS = %#04x\n", in8(PCIX0_CACHELS)); + printf("PCIX0_LATTIM = %#04x\n", in8(PCIX0_LATTIM)); + printf("PCIX0_HDTYPE = %#04x\n", in8(PCIX0_HDTYPE)); + printf("PCIX0_BIST = %#04x\n", in8(PCIX0_BIST)); + + printf("PCIX0_BAR0 = %#010x\n", in32r(PCIX0_BAR0)); + printf("PCIX0_BAR1 = %#010x\n", in32r(PCIX0_BAR1)); + printf("PCIX0_BAR2 = %#010x\n", in32r(PCIX0_BAR2)); + printf("PCIX0_BAR3 = %#010x\n", in32r(PCIX0_BAR3)); + printf("PCIX0_BAR4 = %#010x\n", in32r(PCIX0_BAR4)); + printf("PCIX0_BAR5 = %#010x\n", in32r(PCIX0_BAR5)); + + printf("PCIX0_CISPTR = %#010x\n", in32r(PCIX0_CISPTR)); + printf("PCIX0_SBSSYSVID = %#010x\n", in16r(PCIX0_SBSYSVID)); + printf("PCIX0_SBSSYSID = %#010x\n", in16r(PCIX0_SBSYSID)); + printf("PCIX0_EROMBA = %#010x\n", in32r(PCIX0_EROMBA)); + printf("PCIX0_CAP = %#04x\n", in8(PCIX0_CAP)); + printf("PCIX0_INTLN = %#04x\n", in8(PCIX0_INTLN)); + printf("PCIX0_INTPN = %#04x\n", in8(PCIX0_INTPN)); + printf("PCIX0_MINGNT = %#04x\n", in8(PCIX0_MINGNT)); + printf("PCIX0_MAXLTNCY = %#04x\n", in8(PCIX0_MAXLTNCY)); + + printf("PCIX0_BRDGOPT1 = %#010x\n", in32r(PCIX0_BRDGOPT1)); + printf("PCIX0_BRDGOPT2 = %#010x\n", in32r(PCIX0_BRDGOPT2)); + + printf("PCIX0_POM0LAL = %#010x\n", in32r(PCIX0_POM0LAL)); + printf("PCIX0_POM0LAH = %#010x\n", in32r(PCIX0_POM0LAH)); + printf("PCIX0_POM0SA = %#010x\n", in32r(PCIX0_POM0SA)); + printf("PCIX0_POM0PCILAL = %#010x\n", in32r(PCIX0_POM0PCIAL)); + printf("PCIX0_POM0PCILAH = %#010x\n", in32r(PCIX0_POM0PCIAH)); + printf("PCIX0_POM1LAL = %#010x\n", in32r(PCIX0_POM1LAL)); + printf("PCIX0_POM1LAH = %#010x\n", in32r(PCIX0_POM1LAH)); + printf("PCIX0_POM1SA = %#010x\n", in32r(PCIX0_POM1SA)); + printf("PCIX0_POM1PCILAL = %#010x\n", in32r(PCIX0_POM1PCIAL)); + printf("PCIX0_POM1PCILAH = %#010x\n", in32r(PCIX0_POM1PCIAH)); + printf("PCIX0_POM2SA = %#010x\n", in32r(PCIX0_POM2SA)); + + printf("PCIX0_PIM0SA = %#010x\n", in32r(PCIX0_PIM0SA)); + printf("PCIX0_PIM0LAL = %#010x\n", in32r(PCIX0_PIM0LAL)); + printf("PCIX0_PIM0LAH = %#010x\n", in32r(PCIX0_PIM0LAH)); + printf("PCIX0_PIM1SA = %#010x\n", in32r(PCIX0_PIM1SA)); + printf("PCIX0_PIM1LAL = %#010x\n", in32r(PCIX0_PIM1LAL)); + printf("PCIX0_PIM1LAH = %#010x\n", in32r(PCIX0_PIM1LAH)); + printf("PCIX0_PIM2SA = %#010x\n", in32r(PCIX0_PIM1SA)); + printf("PCIX0_PIM2LAL = %#010x\n", in32r(PCIX0_PIM1LAL)); + printf("PCIX0_PIM2LAH = %#010x\n", in32r(PCIX0_PIM1LAH)); + + printf("PCIX0_XSTS = %#010x\n", in32r(PCIX0_STS)); +} + +int do_show_xbridge_info(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) +{ + show_xbridge_info(); + return 0; +} + +U_BOOT_CMD(xbriinfo, 1, 1, do_show_xbridge_info, + "xbriinfo - Show PCIX bridge info\n", NULL); + +#define TAISHAN_PCI_DEV_ID0 0x800 +#define TAISHAN_PCI_DEV_ID1 0x1000 + +void show_pcix_device_info(void) +{ + int ii; + int dev; + u8 capp; + u8 xcapid; + u16 status; + u16 xcommand; + u32 xstatus; + + for (ii = 0; ii < 2; ii++) { + if (ii == 0) + dev = TAISHAN_PCI_DEV_ID0; + else + dev = TAISHAN_PCI_DEV_ID1; + + pci_read_config_word(dev, PCI_STATUS, &status); + if (status & PCI_STATUS_CAP_LIST) { + pci_read_config_byte(dev, PCI_CAPABILITY_LIST, &capp); + + pci_read_config_byte(dev, (int)(capp), &xcapid); + if (xcapid == 0x07) { + pci_read_config_word(dev, (int)(capp + 2), + &xcommand); + pci_read_config_dword(dev, (int)(capp + 4), + &xstatus); + printf("BUS0 dev%d Xcommand=%#06x,Xstatus=%#010x\n", + (ii + 1), xcommand, xstatus); + } else { + printf("BUS0 dev%d PCI-X CAP ID error," + "CAP=%#04x,XCAPID=%#04x\n", + (ii + 1), capp, xcapid); + } + } else { + printf("BUS0 dev%d not found PCI_STATUS_CAP_LIST supporting\n", + ii + 1); + } + } + +} + +int do_show_pcix_device_info(cmd_tbl_t * cmdtp, int flag, int argc, + char *argv[]) +{ + show_pcix_device_info(); + return 0; +} + +U_BOOT_CMD(xdevinfo, 1, 1, do_show_pcix_device_info, + "xdevinfo - Show PCIX Device info\n", NULL); + +extern void show_reset_reg(void); + +int do_show_reset_reg_info(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) +{ + show_reset_reg(); + return 0; +} + +U_BOOT_CMD(resetinfo, 1, 1, do_show_reset_reg_info, + "resetinfo - Show Reset REG info\n", NULL); diff --git a/board/amcc/taishan/taishan.c b/board/amcc/taishan/taishan.c new file mode 100644 index 0000000..1a2e53b --- /dev/null +++ b/board/amcc/taishan/taishan.c @@ -0,0 +1,331 @@ +/* + * Copyright (C) 2004 PaulReynolds@lhsolutions.com + * + * (C) Copyright 2007 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/processor.h> +#include <spd_sdram.h> +#include <ppc4xx_enet.h> + +#ifdef CFG_INIT_SHOW_RESET_REG +void show_reset_reg(void); +#endif + +int lcd_init(void); + +int board_early_init_f (void) +{ + unsigned long reg; + volatile unsigned int *GpioOdr; + volatile unsigned int *GpioTcr; + volatile unsigned int *GpioOr; + + /*-------------------------------------------------------------------------+ + | Initialize EBC CONFIG + +-------------------------------------------------------------------------*/ + mtebc(xbcfg, EBC_CFG_LE_UNLOCK | + EBC_CFG_PTD_ENABLE | EBC_CFG_RTC_64PERCLK | + EBC_CFG_ATC_PREVIOUS | EBC_CFG_DTC_PREVIOUS | + EBC_CFG_CTC_PREVIOUS | EBC_CFG_EMC_DEFAULT | + EBC_CFG_PME_DISABLE | EBC_CFG_PR_32); + + /*-------------------------------------------------------------------------+ + | 64MB FLASH. Initialize bank 0 with default values. + +-------------------------------------------------------------------------*/ + mtebc(pb0ap, EBC_BXAP_BME_DISABLED|EBC_BXAP_TWT_ENCODE(15) | + EBC_BXAP_BCE_DISABLE | + EBC_BXAP_CSN_ENCODE(1) | EBC_BXAP_OEN_ENCODE(1) | + EBC_BXAP_WBN_ENCODE(1) | EBC_BXAP_WBF_ENCODE(1) | + EBC_BXAP_TH_ENCODE(3) | EBC_BXAP_RE_DISABLED | + EBC_BXAP_BEM_WRITEONLY | + EBC_BXAP_PEN_DISABLED); + mtebc(pb0cr, EBC_BXCR_BAS_ENCODE(CFG_FLASH_BASE) | + EBC_BXCR_BS_64MB | EBC_BXCR_BU_RW|EBC_BXCR_BW_32BIT); + + /*-------------------------------------------------------------------------+ + | FPGA. Initialize bank 1 with default values. + +-------------------------------------------------------------------------*/ + mtebc(pb1ap, EBC_BXAP_BME_DISABLED|EBC_BXAP_TWT_ENCODE(5) | + EBC_BXAP_BCE_DISABLE | + EBC_BXAP_CSN_ENCODE(1) | EBC_BXAP_OEN_ENCODE(1) | + EBC_BXAP_WBN_ENCODE(1) | EBC_BXAP_WBF_ENCODE(1) | + EBC_BXAP_TH_ENCODE(3) | EBC_BXAP_RE_DISABLED | + EBC_BXAP_BEM_WRITEONLY | + EBC_BXAP_PEN_DISABLED); + mtebc(pb1cr, EBC_BXCR_BAS_ENCODE(0x41000000) | + EBC_BXCR_BS_1MB | EBC_BXCR_BU_RW | EBC_BXCR_BW_8BIT); + + /*-------------------------------------------------------------------------+ + | LCM. Initialize bank 2 with default values. + +-------------------------------------------------------------------------*/ + mtebc(pb2ap, EBC_BXAP_BME_DISABLED | EBC_BXAP_TWT_ENCODE(64) | + EBC_BXAP_BCE_DISABLE | + EBC_BXAP_CSN_ENCODE(3) | EBC_BXAP_OEN_ENCODE(3) | + EBC_BXAP_WBN_ENCODE(3) | EBC_BXAP_WBF_ENCODE(3) | + EBC_BXAP_TH_ENCODE(7) | EBC_BXAP_RE_DISABLED | + EBC_BXAP_BEM_WRITEONLY | + EBC_BXAP_PEN_DISABLED); + mtebc(pb2cr, EBC_BXCR_BAS_ENCODE(0x42000000) | + EBC_BXCR_BS_1MB | EBC_BXCR_BU_RW|EBC_BXCR_BW_8BIT); + + /*-------------------------------------------------------------------------+ + | TMP. Initialize bank 3 with default values. + +-------------------------------------------------------------------------*/ + mtebc(pb3ap, EBC_BXAP_BME_DISABLED | EBC_BXAP_TWT_ENCODE(128) | + EBC_BXAP_BCE_DISABLE | + EBC_BXAP_CSN_ENCODE(3) | EBC_BXAP_OEN_ENCODE(3) | + EBC_BXAP_WBN_ENCODE(3) | EBC_BXAP_WBF_ENCODE(3) | + EBC_BXAP_TH_ENCODE(7) | EBC_BXAP_RE_DISABLED | + EBC_BXAP_BEM_WRITEONLY | + EBC_BXAP_PEN_DISABLED); + mtebc(pb3cr, EBC_BXCR_BAS_ENCODE(0x48000000) | + EBC_BXCR_BS_64MB | EBC_BXCR_BU_RW | EBC_BXCR_BW_32BIT); + + /*-------------------------------------------------------------------------+ + | Connector 4~7. Initialize bank 3~ 7 with default values. + +-------------------------------------------------------------------------*/ + mtebc(pb4ap,0); + mtebc(pb4cr,0); + mtebc(pb5ap,0); + mtebc(pb5cr,0); + mtebc(pb6ap,0); + mtebc(pb6cr,0); + mtebc(pb7ap,0); + mtebc(pb7cr,0); + + /*-------------------------------------------------------------------- + * Setup the interrupt controller polarities, triggers, etc. + *-------------------------------------------------------------------*/ + mtdcr (uic0sr, 0xffffffff); /* clear all */ + mtdcr (uic0er, 0x00000000); /* disable all */ + mtdcr (uic0cr, 0x00000009); /* SMI & UIC1 crit are critical */ + mtdcr (uic0pr, 0xfffffe13); /* per ref-board manual */ + mtdcr (uic0tr, 0x01c00008); /* per ref-board manual */ + mtdcr (uic0vr, 0x00000001); /* int31 highest, base=0x000 */ + mtdcr (uic0sr, 0xffffffff); /* clear all */ + + mtdcr (uic1sr, 0xffffffff); /* clear all */ + mtdcr (uic1er, 0x00000000); /* disable all */ + mtdcr (uic1cr, 0x00000000); /* all non-critical */ + mtdcr (uic1pr, 0xffffe0ff); /* per ref-board manual */ + mtdcr (uic1tr, 0x00ffc000); /* per ref-board manual */ + mtdcr (uic1vr, 0x00000001); /* int31 highest, base=0x000 */ + mtdcr (uic1sr, 0xffffffff); /* clear all */ + + mtdcr (uic2sr, 0xffffffff); /* clear all */ + mtdcr (uic2er, 0x00000000); /* disable all */ + mtdcr (uic2cr, 0x00000000); /* all non-critical */ + mtdcr (uic2pr, 0xffffffff); /* per ref-board manual */ + mtdcr (uic2tr, 0x00ff8c0f); /* per ref-board manual */ + mtdcr (uic2vr, 0x00000001); /* int31 highest, base=0x000 */ + mtdcr (uic2sr, 0xffffffff); /* clear all */ + + mtdcr (uicb0sr, 0xfc000000); /* clear all */ + mtdcr (uicb0er, 0x00000000); /* disable all */ + mtdcr (uicb0cr, 0x00000000); /* all non-critical */ + mtdcr (uicb0pr, 0xfc000000); /* */ + mtdcr (uicb0tr, 0x00000000); /* */ + mtdcr (uicb0vr, 0x00000001); /* */ + + /* Enable two GPIO 10~11 and TraceA signal */ + mfsdr(sdr_pfc0,reg); + reg |= 0x00300000; + mtsdr(sdr_pfc0,reg); + + mfsdr(sdr_pfc1,reg); + reg |= 0x00100000; + mtsdr(sdr_pfc1,reg); + + /* Set GPIO 10 and 11 as output */ + GpioOdr = (volatile unsigned int*)(CFG_PERIPHERAL_BASE+0x718); + GpioTcr = (volatile unsigned int*)(CFG_PERIPHERAL_BASE+0x704); + GpioOr = (volatile unsigned int*)(CFG_PERIPHERAL_BASE+0x700); + + *GpioOdr &= ~(0x00300000); + *GpioTcr |= 0x00300000; + *GpioOr |= 0x00300000; + + return 0; +} + +int misc_init_r(void) +{ + lcd_init(); + + return 0; +} + +int checkboard (void) +{ + char *s = getenv ("serial#"); + + printf ("Board: Taishan - AMCC PPC440GX Evaluation Board"); + if (s != NULL) { + puts (", serial# "); + puts (s); + } + putc ('\n'); + +#ifdef CFG_INIT_SHOW_RESET_REG + show_reset_reg(); +#endif + + return (0); +} + +#if defined(CFG_DRAM_TEST) +int testdram (void) +{ + uint *pstart = (uint *) 0x04000000; + uint *pend = (uint *) 0x0fc00000; + uint *p; + + for (p = pstart; p < pend; p++) + *p = 0xaaaaaaaa; + + for (p = pstart; p < pend; p++) { + if (*p != 0xaaaaaaaa) { + printf ("SDRAM test fails at: %08x\n", (uint) p); + return 1; + } + } + + for (p = pstart; p < pend; p++) + *p = 0x55555555; + + for (p = pstart; p < pend; p++) { + if (*p != 0x55555555) { + printf ("SDRAM test fails at: %08x\n", (uint) p); + return 1; + } + } + return 0; +} +#endif + +/************************************************************************* + * pci_pre_init + * + * This routine is called just prior to registering the hose and gives + * the board the opportunity to check things. Returning a value of zero + * indicates that things are bad & PCI initialization should be aborted. + * + * Different boards may wish to customize the pci controller structure + * (add regions, override default access routines, etc) or perform + * certain pre-initialization actions. + * + ************************************************************************/ +#if defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) +int pci_pre_init(struct pci_controller * hose ) +{ + unsigned long strap; + + /*--------------------------------------------------------------------------+ + * The ocotea board is always configured as the host & requires the + * PCI arbiter to be enabled. + *--------------------------------------------------------------------------*/ + mfsdr(sdr_sdstp1, strap); + if( (strap & SDR0_SDSTP1_PAE_MASK) == 0 ){ + printf("PCI: SDR0_STRP1[%08lX] - PCI Arbiter disabled.\n",strap); + return 0; + } + + return 1; +} +#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) */ + +/************************************************************************* + * pci_target_init + * + * The bootstrap configuration provides default settings for the pci + * inbound map (PIM). But the bootstrap config choices are limited and + * may not be sufficient for a given board. + * + ************************************************************************/ +#if defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) +void pci_target_init(struct pci_controller * hose ) +{ + DECLARE_GLOBAL_DATA_PTR; + + /*--------------------------------------------------------------------------+ + * Disable everything + *--------------------------------------------------------------------------*/ + out32r( PCIX0_PIM0SA, 0 ); /* disable */ + out32r( PCIX0_PIM1SA, 0 ); /* disable */ + out32r( PCIX0_PIM2SA, 0 ); /* disable */ + out32r( PCIX0_EROMBA, 0 ); /* disable expansion rom */ + + /*--------------------------------------------------------------------------+ + * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440 strapping + * options to not support sizes such as 128/256 MB. + *--------------------------------------------------------------------------*/ + out32r( PCIX0_PIM0LAL, CFG_SDRAM_BASE ); + out32r( PCIX0_PIM0LAH, 0 ); + out32r( PCIX0_PIM0SA, ~(gd->ram_size - 1) | 1 ); + + out32r( PCIX0_BAR0, 0 ); + + /*--------------------------------------------------------------------------+ + * Program the board's subsystem id/vendor id + *--------------------------------------------------------------------------*/ + out16r( PCIX0_SBSYSVID, CFG_PCI_SUBSYS_VENDORID ); + out16r( PCIX0_SBSYSID, CFG_PCI_SUBSYS_DEVICEID ); + + out16r( PCIX0_CMD, in16r(PCIX0_CMD) | PCI_COMMAND_MEMORY ); +} +#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */ + +/************************************************************************* + * is_pci_host + * + * This routine is called to determine if a pci scan should be + * performed. With various hardware environments (especially cPCI and + * PPMC) it's insufficient to depend on the state of the arbiter enable + * bit in the strap register, or generic host/adapter assumptions. + * + * Rather than hard-code a bad assumption in the general 440 code, the + * 440 pci code requires the board to decide at runtime. + * + * Return 0 for adapter mode, non-zero for host (monarch) mode. + * + * + ************************************************************************/ +#if defined(CONFIG_PCI) +int is_pci_host(struct pci_controller *hose) +{ + /* The ocotea board is always configured as host. */ + return(1); +} +#endif /* defined(CONFIG_PCI) */ + +#ifdef CONFIG_POST +/* + * Returns 1 if keys pressed to start the power-on long-running tests + * Called from board_init_f(). + */ +int post_hotkeys_pressed(void) +{ + return (ctrlc()); +} +#endif diff --git a/board/amcc/taishan/u-boot.lds b/board/amcc/taishan/u-boot.lds new file mode 100644 index 0000000..664716e --- /dev/null +++ b/board/amcc/taishan/u-boot.lds @@ -0,0 +1,157 @@ +/* + * (C) Copyright 2004 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +OUTPUT_ARCH(powerpc) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +SECTIONS +{ + .resetvec 0xFFFFFFFC : + { + *(.resetvec) + } = 0xffff + + .bootpg 0xFFFFF000 : + { + cpu/ppc4xx/start.o (.bootpg) + } = 0xffff + + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + /* WARNING - the following is hand-optimized to fit within */ + /* the sector layout of our flash chips! XXX FIXME XXX */ + + cpu/ppc4xx/start.o (.text) + board/amcc/taishan/init.o (.text) + cpu/ppc4xx/kgdb.o (.text) + cpu/ppc4xx/traps.o (.text) + cpu/ppc4xx/interrupts.o (.text) + cpu/ppc4xx/serial.o (.text) + cpu/ppc4xx/cpu_init.o (.text) + cpu/ppc4xx/speed.o (.text) + common/dlmalloc.o (.text) + lib_generic/crc32.o (.text) + lib_ppc/extable.o (.text) + lib_generic/zlib.o (.text) + +/* . = env_offset;*/ +/* common/environment.o(.text)*/ + + *(.text) + *(.fixup) + *(.got1) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(.rodata) + *(.rodata1) + *(.rodata.str1.4) + *(.eh_frame) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x00FF) & 0xFFFFFF00; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + *(.got) + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; + __fixup_entries = (. - _FIXUP_TABLE_)>>2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + . = .; + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + + . = .; + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(256); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(256); + __init_end = .; + + __bss_start = .; + .bss : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + _end = . ; + PROVIDE (end = .); +} diff --git a/board/amcc/taishan/update.c b/board/amcc/taishan/update.c new file mode 100644 index 0000000..ed2c196 --- /dev/null +++ b/board/amcc/taishan/update.c @@ -0,0 +1,78 @@ +/* + * (C) Copyright 2007 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <config.h> +#include <common.h> +#include <command.h> +#include <asm/processor.h> +#include <i2c.h> + +#if defined(CONFIG_TAISHAN) + +const uchar bootstrap_buf[16] = { + 0x86, + 0x78, + 0xc1, + 0xa6, + 0x09, + 0x67, + 0x04, + 0x63, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00, + 0x00 +}; + +static int update_boot_eeprom(void) +{ + ulong len = 0x10; + uchar chip = CFG_BOOTSTRAP_IIC_ADDR; + uchar *pbuf = (uchar *)bootstrap_buf; + int ii, jj; + + for (ii = 0; ii < len; ii++) { + if (i2c_write(chip, ii, 1, &pbuf[ii], 1) != 0) { + printf("i2c_write failed\n"); + return -1; + } + + /* wait 10ms */ + for (jj = 0; jj < 10; jj++) + udelay(1000); + } + return 0; +} + +int do_update_boot_eeprom(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) +{ + return update_boot_eeprom(); +} + +U_BOOT_CMD(update_boot_eeprom, 1, 1, do_update_boot_eeprom, + "update_boot_eeprom - update bootstrap eeprom content\n", NULL); +#endif diff --git a/board/amcc/yellowstone/yellowstone.c b/board/amcc/yellowstone/yellowstone.c index 754ae44..04f58e0 100644 --- a/board/amcc/yellowstone/yellowstone.c +++ b/board/amcc/yellowstone/yellowstone.c @@ -39,24 +39,6 @@ int board_early_init_f(void) reg = mfdcr(ebccfgd); mtdcr(ebccfgd, reg | 0x04000000); /* Set ATC */ - mtebc(pb0ap, 0x03017300); /* FLASH/SRAM */ - mtebc(pb0cr, 0xfc0da000); /* BAS=0xfc0 64MB r/w 16-bit */ - - mtebc(pb1ap, 0x00000000); - mtebc(pb1cr, 0x00000000); - - mtebc(pb2ap, 0x04814500); - /*CPLD*/ mtebc(pb2cr, 0x80018000); /*BAS=0x800 1MB r/w 8-bit */ - - mtebc(pb3ap, 0x00000000); - mtebc(pb3cr, 0x00000000); - - mtebc(pb4ap, 0x00000000); - mtebc(pb4cr, 0x00000000); - - mtebc(pb5ap, 0x00000000); - mtebc(pb5cr, 0x00000000); - /*-------------------------------------------------------------------- * Setup the GPIO pins *-------------------------------------------------------------------*/ @@ -190,8 +172,15 @@ int misc_init_r (void) int checkboard(void) { char *s = getenv("serial#"); + u8 rev; + u8 val; printf("Board: Yellowstone - AMCC PPC440GR Evaluation Board"); + + rev = *(u8 *)(CFG_CPLD + 0); + val = *(u8 *)(CFG_CPLD + 5) & 0x01; + printf(", Rev. %X, PCI=%d MHz", rev, val ? 66 : 33); + if (s != NULL) { puts(", serial# "); puts(s); diff --git a/board/amcc/yosemite/yosemite.c b/board/amcc/yosemite/yosemite.c index 588ee90..d47219c 100644 --- a/board/amcc/yosemite/yosemite.c +++ b/board/amcc/yosemite/yosemite.c @@ -39,24 +39,6 @@ int board_early_init_f(void) reg = mfdcr(ebccfgd); mtdcr(ebccfgd, reg | 0x04000000); /* Set ATC */ - mtebc(pb0ap, 0x03017300); /* FLASH/SRAM */ - mtebc(pb0cr, 0xfc0da000); /* BAS=0xfc0 64MB r/w 16-bit */ - - mtebc(pb1ap, 0x00000000); - mtebc(pb1cr, 0x00000000); - - mtebc(pb2ap, 0x04814500); - /*CPLD*/ mtebc(pb2cr, 0x80018000); /*BAS=0x800 1MB r/w 8-bit */ - - mtebc(pb3ap, 0x00000000); - mtebc(pb3cr, 0x00000000); - - mtebc(pb4ap, 0x00000000); - mtebc(pb4cr, 0x00000000); - - mtebc(pb5ap, 0x00000000); - mtebc(pb5cr, 0x00000000); - /*-------------------------------------------------------------------- * Setup the GPIO pins *-------------------------------------------------------------------*/ @@ -186,8 +168,15 @@ int misc_init_r (void) int checkboard(void) { char *s = getenv("serial#"); + u8 rev; + u8 val; printf("Board: Yosemite - AMCC PPC440EP Evaluation Board"); + + rev = *(u8 *)(CFG_CPLD + 0); + val = *(u8 *)(CFG_CPLD + 5) & 0x01; + printf(", Rev. %X, PCI=%d MHz", rev, val ? 66 : 33); + if (s != NULL) { puts(", serial# "); puts(s); diff --git a/board/mcc200/auto_update.c b/board/mcc200/auto_update.c index 63e4139..f1bb721 100644 --- a/board/mcc200/auto_update.c +++ b/board/mcc200/auto_update.c @@ -121,10 +121,10 @@ struct flash_layout aufl_layout[AU_MAXFILES] = { \ #define I2C_PSOC_KEYPAD_ADDR 0x53 /* keypad mask */ -#define KEYPAD_ROW 3 -#define KEYPAD_COL 3 -#define KEYPAD_MASK_LO ((1<<(KEYPAD_COL-1+(KEYPAD_ROW*4-4)))&0xFF) -#define KEYPAD_MASK_HI ((1<<(KEYPAD_COL-1+(KEYPAD_ROW*4-4)))>>8) +#define KEYPAD_ROW 2 +#define KEYPAD_COL 2 +#define KEYPAD_MASK_LO ((1<<(KEYPAD_COL-1+(KEYPAD_ROW*3-3)))&0xFF) +#define KEYPAD_MASK_HI ((1<<(KEYPAD_COL-1+(KEYPAD_ROW*3-3)))>>8) /* externals */ extern int fat_register_device(block_dev_desc_t *, int); diff --git a/board/mcc200/mcc200.c b/board/mcc200/mcc200.c index 67969a6..af047e2 100644 --- a/board/mcc200/mcc200.c +++ b/board/mcc200/mcc200.c @@ -92,8 +92,8 @@ static void sdram_start (int hi_addr) /* * ATTENTION: Although partially referenced initdram does NOT make real use - * use of CFG_SDRAM_BASE. The code does not work if CFG_SDRAM_BASE - * is something else than 0x00000000. + * use of CFG_SDRAM_BASE. The code does not work if CFG_SDRAM_BASE + * is something else than 0x00000000. */ long int initdram (int board_type) @@ -228,10 +228,6 @@ int misc_init_r (void) { ulong flash_sup_end, snum; -#ifdef CONFIG_AUTO_UPDATE - /* this has priority over all else */ - do_auto_update(); -#endif /* * Adjust flash start and offset to detected values */ @@ -294,6 +290,9 @@ int misc_init_r (void) flash_info[0].sector_count = snum; } +#ifdef CONFIG_AUTO_UPDATE + do_auto_update(); +#endif return (0); } diff --git a/board/prodrive/alpr/alpr.c b/board/prodrive/alpr/alpr.c index 2389561..5abc87d 100644 --- a/board/prodrive/alpr/alpr.c +++ b/board/prodrive/alpr/alpr.c @@ -77,8 +77,12 @@ int board_early_init_f (void) mtdcr (uicb0tr, 0x00000000); /* */ mtdcr (uicb0vr, 0x00000001); /* */ + /* Setup shutdown/SSD empty interrupt as inputs */ + out32(GPIO0_TCR, in32(GPIO0_TCR) & ~(CFG_GPIO_SHUTDOWN | CFG_GPIO_SSD_EMPTY)); + out32(GPIO0_ODR, in32(GPIO0_ODR) & ~(CFG_GPIO_SHUTDOWN | CFG_GPIO_SSD_EMPTY)); + /* Setup GPIO/IRQ multiplexing */ - mtsdr(sdr_pfc0, 0x01a03e00); + mtsdr(sdr_pfc0, 0x01a33e00); return 0; } @@ -105,26 +109,11 @@ int last_stage_init(void) static int board_rev(void) { - int rev; - u32 pfc0; - - /* Setup GPIO14 & 15 as GPIO */ - mfsdr(sdr_pfc0, pfc0); - pfc0 |= CFG_GPIO_REV0 | CFG_GPIO_REV1; - mtsdr(sdr_pfc0, pfc0); - /* Setup as input */ - out32(GPIO0_TCR, in32(GPIO0_TCR) & ~(CFG_GPIO_REV0 | CFG_GPIO_REV0)); - out32(GPIO0_ODR, in32(GPIO0_ODR) & ~(CFG_GPIO_REV0 | CFG_GPIO_REV0)); - - rev = (in32(GPIO0_IR) >> 16) & 0x3; - - /* Setup GPIO14 & 15 as non GPIO again */ - mfsdr(sdr_pfc0, pfc0); - pfc0 &= ~(CFG_GPIO_REV0 | CFG_GPIO_REV1); - mtsdr(sdr_pfc0, pfc0); + out32(GPIO0_TCR, in32(GPIO0_TCR) & ~(CFG_GPIO_REV0 | CFG_GPIO_REV1)); + out32(GPIO0_ODR, in32(GPIO0_ODR) & ~(CFG_GPIO_REV0 | CFG_GPIO_REV1)); - return rev; + return (in32(GPIO0_IR) >> 16) & 0x3; } int checkboard (void) diff --git a/board/prodrive/alpr/nand.c b/board/prodrive/alpr/nand.c index e63c921..d66b088 100644 --- a/board/prodrive/alpr/nand.c +++ b/board/prodrive/alpr/nand.c @@ -154,7 +154,7 @@ static int alpr_nand_dev_ready(struct mtd_info *mtd) return 1; } -void board_nand_init(struct nand_chip *nand) +int board_nand_init(struct nand_chip *nand) { alpr_ndfc = (struct alpr_ndfc_regs *)CFG_NAND_BASE; @@ -169,5 +169,7 @@ void board_nand_init(struct nand_chip *nand) nand->read_buf = alpr_nand_read_buf; nand->verify_buf = alpr_nand_verify_buf; nand->dev_ready = alpr_nand_dev_ready; + + return 0; } #endif diff --git a/board/prodrive/p3mx/p3mx.c b/board/prodrive/p3mx/p3mx.c index 6cebd1a..d54ddaf 100644 --- a/board/prodrive/p3mx/p3mx.c +++ b/board/prodrive/p3mx/p3mx.c @@ -45,6 +45,7 @@ #include "mpsc.h" #include "64460.h" #include "mv_regs.h" +#include "p3mx.h" DECLARE_GLOBAL_DATA_PTR; @@ -79,6 +80,7 @@ extern flash_info_t flash_info[]; void board_prebootm_init (void); unsigned int INTERNAL_REG_BASE_ADDR = CFG_GT_REGS; int display_mem_map (void); +void set_led(int); /* ------------------------------------------------------------------------- */ @@ -246,7 +248,6 @@ int board_early_init_f (void) * that if it's not at the power-on location, it's where we put * it last time. (huber) */ - my_remap_gt_regs (CFG_DFL_GT_REGS, CFG_GT_REGS); #ifdef CONFIG_PCI @@ -287,6 +288,8 @@ int board_early_init_f (void) GT_REG_WRITE (GPP_LEVEL_CONTROL, CFG_GPP_LEVEL_CONTROL); + set_led(LED_RED); + return 0; } @@ -332,6 +335,7 @@ void after_reloc (ulong dest_addr, gd_t * gd) /* display_mem_map(); */ /* now, jump to the main U-Boot board init code */ + set_led(LED_GREEN); board_init_r (gd, dest_addr); /* NOTREACHED */ } @@ -356,15 +360,66 @@ int checkboard (void) return (0); } -/* utility functions */ -void debug_led (int led, int mode) +void set_led(int col) { + int tmp; + int on_pin; + int off_pin; + + /* Program Mpp[22] as Gpp[22] + * Program Mpp[23] as Gpp[23] + */ + tmp = GTREGREAD(MPP_CONTROL2); + tmp &= 0x00ffffff; + GT_REG_WRITE(MPP_CONTROL2,tmp); + + /* Program Gpp[22] and Gpp[23] as output + */ + tmp = GTREGREAD(GPP_IO_CONTROL); + tmp |= 0x00C00000; + GT_REG_WRITE(GPP_IO_CONTROL, tmp); + + /* Program Gpp[22] and Gpp[23] as active high + */ + tmp = GTREGREAD(GPP_LEVEL_CONTROL); + tmp &= 0xff3fffff; + GT_REG_WRITE(GPP_LEVEL_CONTROL, tmp); + + switch(col) { + default: + case LED_OFF : + on_pin = 0; + off_pin = ((1 << 23) | (1 << 22)); + break; + case LED_RED : + on_pin = (1 << 23); + off_pin = (1 << 22); + break; + case LED_GREEN : + on_pin = (1 << 22); + off_pin = (1 << 23); + break; + case LED_ORANGE : + on_pin = ((1 << 23) | (1 << 22)); + off_pin = 0; + break; + } + + /* Set output Gpp[22] and Gpp[23] + */ + tmp = GTREGREAD(GPP_VALUE); + tmp |= on_pin; + tmp &= ~off_pin; + GT_REG_WRITE(GPP_VALUE, tmp); } int display_mem_map (void) { - int i, j; + int i; unsigned int base, size, width; +#ifdef CONFIG_PCI + int j; +#endif /* SDRAM */ printf ("SD (DDR) RAM\n"); diff --git a/board/prodrive/p3mx/sdram_init.c b/board/prodrive/p3mx/sdram_init.c index 176252e..0464860 100644 --- a/board/prodrive/p3mx/sdram_init.c +++ b/board/prodrive/p3mx/sdram_init.c @@ -65,7 +65,7 @@ int mvDmaTransfer (int, ulong, ulong, ulong, ulong); int memory_map_bank (unsigned int bankNo, unsigned int bankBase, unsigned int bankLength) { -#ifdef MAP_PCI +#if defined (MAP_PCI) && defined (CONFIG_PCI) PCI_HOST host; #endif @@ -80,7 +80,7 @@ int memory_map_bank (unsigned int bankNo, memoryMapBank (bankNo, bankBase, bankLength); -#ifdef MAP_PCI +#if defined (MAP_PCI) && defined (CONFIG_PCI) for (host = PCI_HOST0; host <= PCI_HOST1; host++) { const int features = PREFETCH_ENABLE | diff --git a/board/prodrive/pdnb3/flash.c b/board/prodrive/pdnb3/flash.c index d0e5fe7..518ea9c 100644 --- a/board/prodrive/pdnb3/flash.c +++ b/board/prodrive/pdnb3/flash.c @@ -24,6 +24,8 @@ #include <common.h> #include <asm/arch/ixp425.h> +#if !defined(CFG_FLASH_CFI_DRIVER) + /* * include common flash code (for esd boards) */ @@ -83,3 +85,5 @@ unsigned long flash_init(void) return size; } + +#endif /* CFG_FLASH_CFI_DRIVER */ diff --git a/board/sc3/Makefile b/board/sc3/Makefile new file mode 100644 index 0000000..1b0b15f --- /dev/null +++ b/board/sc3/Makefile @@ -0,0 +1,47 @@ +# +# (C) Copyright 2000 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS = $(BOARD).o sc3nand.o +SOBJS = init.o + +$(LIB): $(OBJS) $(SOBJS) + $(AR) crv $@ $^ + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +sinclude .depend + +######################################################################### diff --git a/board/sc3/config.mk b/board/sc3/config.mk new file mode 100644 index 0000000..1bdf5e4 --- /dev/null +++ b/board/sc3/config.mk @@ -0,0 +1,24 @@ +# +# (C) Copyright 2000 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +TEXT_BASE = 0xFFFC0000 diff --git a/board/sc3/init.S b/board/sc3/init.S new file mode 100644 index 0000000..e7b3c83 --- /dev/null +++ b/board/sc3/init.S @@ -0,0 +1,382 @@ +/*------------------------------------------------------------------------------+ + * + * This souce code has been made available to you by EuroDesign + * (www.eurodsn.de). It's based on the original IBM source code, so + * this follows: + * + * This source code has been made available to you by IBM on an AS-IS + * basis. Anyone receiving this source is licensed under IBM + * copyrights to use it in any way he or she deems fit, including + * copying it, modifying it, compiling it, and redistributing it either + * with or without modifications. No license under IBM patents or + * patent applications is to be implied by the copyright license. + * + * Any user of this software should understand that IBM cannot provide + * technical support for this software and will not be responsible for + * any consequences resulting from the use of this software. + * + * Any person who transfers this source code or any derivative work + * must include the IBM copyright notice, this paragraph, and the + * preceding two paragraphs in the transferred software. + * + * COPYRIGHT I B M CORPORATION 1995 + * LICENSED MATERIAL - PROGRAM PROPERTY OF I B M + *------------------------------------------------------------------------------- */ + +#include <config.h> +#include <ppc4xx.h> + +#define _LINUX_CONFIG_H 1 /* avoid reading Linux autoconf.h file */ + +#include <ppc_asm.tmpl> +#include <ppc_defs.h> + +#include <asm/cache.h> +#include <asm/mmu.h> + +/** + * ext_bus_cntlr_init - Initializes the External Bus Controller for the external peripherals + * + * IMPORTANT: For pass1 this code must run from cache since you can not + * reliably change a peripheral banks timing register (pbxap) while running + * code from that bank. For ex., since we are running from ROM on bank 0, we + * can NOT execute the code that modifies bank 0 timings from ROM, so + * we run it from cache. + * + * Bank 0 - Boot-Flash + * Bank 1 - NAND-Flash + * Bank 2 - ISA bus + * Bank 3 - Second Flash + * Bank 4 - USB controller + */ + .globl ext_bus_cntlr_init +ext_bus_cntlr_init: +/* + * We need the current boot up configuration to set correct + * timings into internal flash and external flash + */ + mfdcr r24,strap /* xxxx xxxx xxxx xxx? ?xxx xxxx xxxx xxxx + 0 0 -> 8 bit external ROM + 0 1 -> 16 bit internal ROM */ + addi r4,0,2 + srw r24,r24,r4 /* shift right r24 two positions */ + andi. r24,r24,0x06000 +/* + * All calculations are based on 33MHz EBC clock. + * + * First, create a "very slow" timing (~250ns) with burst mode enabled + * This is need for the external flash access + */ + lis r25,0x0800 + ori r25,r25,0x0280 /* 0000 1000 0xxx 0000 0000 0010 100x xxxx = 0x03800280 +/* + * Second, create a fast timing: + * 90ns first cycle - 3 clock access + * and 90ns burst cycle, plus 1 clock after the last access + * This is used for the internal access + */ + lis r26,0x8900 + ori r26,r26,0x0280 /* 1000 1001 0xxx 0000 0000 0010 100x xxxx +/* + * We can't change settings on CS# if we currently use them. + * -> load a few instructions into cache and run this code from cache + */ + mflr r4 /* save link register */ + bl ..getAddr +..getAddr: + mflr r3 /* get address of ..getAddr */ + mtlr r4 /* restore link register */ + addi r4,0,14 /* set ctr to 10; used to prefetch */ + mtctr r4 /* 10 cache lines to fit this function + in cache (gives us 8x10=80 instructions) */ +..ebcloop: + icbt r0,r3 /* prefetch cache line for addr in r3 */ + addi r3,r3,32 /* move to next cache line */ + bdnz ..ebcloop /* continue for 10 cache lines */ +/* + * Delay to ensure all accesses to ROM are complete before changing + * bank 0 timings. 200usec should be enough. + * 200,000,000 (cycles/sec) X .000200 (sec) = 0x9C40 cycles + */ + lis r3,0x0 + ori r3,r3,0xA000 /* ensure 200usec have passed since reset */ + mtctr r3 +..spinlp: + bdnz ..spinlp /* spin loop */ + +/*----------------------------------------------------------------------- + * Memory Bank 0 (BOOT-ROM) initialization + * 0xFFEF00000....0xFFFFFFF + * We only have to change the timing. Mapping is ok by boot-strapping + *----------------------------------------------------------------------- */ + + li r4,pb0ap /* PB0AP=Peripheral Bank 0 Access Parameters */ + mtdcr ebccfga,r4 + + mr r4,r26 /* assume internal fast flash is boot flash */ + cmpwi r24,0x2000 /* assumption true? ... */ + beq 1f /* ...yes! */ + mr r4,r25 /* ...no, use the slow variant */ + mr r25,r26 /* use this for the other flash */ +1: + mtdcr ebccfgd,r4 /* change timing now */ + + li r4,pb0cr /* PB0CR=Peripheral Bank 0 Control Register */ + mtdcr ebccfga,r4 + mfdcr r4,ebccfgd + lis r3,0x0001 + ori r3,r3,0x8000 /* allow reads and writes */ + or r4,r4,r3 + mtdcr ebccfgd,r4 + +/*----------------------------------------------------------------------- + * Memory Bank 3 (Second-Flash) initialization + * 0xF0000000...0xF01FFFFF -> 2MB + *----------------------------------------------------------------------- */ + + li r4,pb3ap /* Peripheral Bank 1 Access Parameter */ + mtdcr ebccfga,r4 + mtdcr ebccfgd,r2 /* change timing */ + + li r4,pb3cr /* Peripheral Bank 1 Configuration Registers */ + mtdcr ebccfga,r4 + + lis r4,0xF003 + ori r4,r4,0x8000 +/* + * Consider boot configuration + */ + xori r24,r24,0x2000 /* invert current bus width */ + or r4,r4,r24 + mtdcr ebccfgd,r4 + +/*----------------------------------------------------------------------- + * Memory Bank 1 (NAND-Flash) initialization + * 0x77D00000...0x77DFFFFF -> 1MB + * - the write/read pulse to the NAND can be as short as 25ns, bus the cycle time is always 50ns + * - the setup time is 0ns + * - the hold time is 15ns + * -> + * - TWT = 0 + * - CSN = 0 + * - OEN = 0 + * - WBN = 0 + * - WBF = 0 + * - TH = 1 + * ----> 2 clocks per cycle = 60ns cycle (30ns active, 30ns hold) + *----------------------------------------------------------------------- */ + + li r4,pb1ap /* Peripheral Bank 1 Access Parameter */ + mtdcr ebccfga,r4 + + lis r4,0x0000 + ori r4,r4,0x0200 + mtdcr ebccfgd,r4 + + li r4,pb1cr /* Peripheral Bank 1 Configuration Registers */ + mtdcr ebccfga,r4 + + lis r4,0x77D1 + ori r4,r4,0x8000 + mtdcr ebccfgd,r4 + + +/* USB init (without acceleration) */ +#ifndef CONFIG_ISP1161_PRESENT + li r4,pb4ap /* PB4AP=Peripheral Bank 4 Access Parameters */ + mtdcr ebccfga,r4 + lis r4,0x0180 + ori r4,r4,0x5940 + mtdcr ebccfgd,r4 +#endif + +/*----------------------------------------------------------------------- + * Memory Bank 2 (ISA Access) initialization (plus memory bank 6 and 7) + * 0x78000000...0x7BFFFFFF -> 64 MB + * Wir arbeiten bei 33 MHz -> 30ns + *----------------------------------------------------------------------- + + A7 (ppc notation) or A24 (standard notation) decides about + the type of access: + A7/A24=0 -> memory cycle + A7/ /A24=1 -> I/O cycle +*/ + li r4,pb2ap /* PB2AP=Peripheral Bank 2 Access Parameters */ + mtdcr ebccfga,r4 +/* + We emulate an ISA access + + 1. Address active + 2. wait 0 EBC clocks -> CSN=0 + 3. set CS# + 4. wait 0 EBC clock -> OEN/WBN=0 + 5. set OE#/WE# + 6. wait 4 clocks (ca. 90ns) and for Ready signal + 7. hold for 4 clocks -> TH=4 +*/ + +#if 1 +/* faster access to isa-bus */ + lis r4,0x0180 + ori r4,r4,0x5940 +#else + lis r4,0x0100 + ori r4,r4,0x0340 +#endif + mtdcr ebccfgd,r4 + +#ifdef IDE_USES_ISA_EMULATION + li r25,pb5ap /* PB5AP=Peripheral Bank 5 Access Parameters */ + mtdcr ebccfga,r25 + mtdcr ebccfgd,r4 +#endif + + li r25,pb6ap /* PB6AP=Peripheral Bank 6 Access Parameters */ + mtdcr ebccfga,r25 + mtdcr ebccfgd,r4 + li r25,pb7ap /* PB7AP=Peripheral Bank 7 Access Parameters */ + mtdcr ebccfga,r25 + mtdcr ebccfgd,r4 + + li r25,pb2cr /* PB2CR=Peripheral Bank 2 Configuration Register */ + mtdcr ebccfga,r25 + + lis r4,0x780B + ori r4,r4,0xA000 + mtdcr ebccfgd,r4 +/* + * the other areas are only 1MiB in size + */ + lis r4,0x7401 + ori r4,r4,0xA000 + + li r25,pb6cr /* PB6CR=Peripheral Bank 6 Configuration Register */ + mtdcr ebccfga,r25 + lis r4,0x7401 + ori r4,r4,0xA000 + mtdcr ebccfgd,r4 + + li r25,pb7cr /* PB7CR=Peripheral Bank 7 Configuration Register */ + mtdcr ebccfga,r25 + lis r4,0x7411 + ori r4,r4,0xA000 + mtdcr ebccfgd,r4 + +#ifndef CONFIG_ISP1161_PRESENT + li r25,pb4cr /* PB4CR=Peripheral Bank 4 Configuration Register */ + mtdcr ebccfga,r25 + lis r4,0x7421 + ori r4,r4,0xA000 + mtdcr ebccfgd,r4 +#endif +#ifdef IDE_USES_ISA_EMULATION + li r25,pb5cr /* PB5CR=Peripheral Bank 5 Configuration Register */ + mtdcr ebccfga,r25 + lis r4,0x0000 + ori r4,r4,0x0000 + mtdcr ebccfgd,r4 +#endif + +/*----------------------------------------------------------------------- + * Memory bank 4: USB controller Philips ISP6111 + * 0x77C00000 ... 0x77CFFFFF + * + * The chip is connected to: + * - CPU CS#4 + * - CPU IRQ#2 + * - CPU DMA 3 + * + * Timing: + * - command to first data: 300ns. Software must ensure this timing! + * - Write pulse: 26ns + * - Read pulse: 33ns + * - read cycle time: 150ns + * - write cycle time: 140ns + * + * Note: All calculations are based on 33MHz EBC clock. One '#' or '_' is 30ns + * + * |- 300ns --| + * |---- 420ns ---|---- 420ns ---| cycle + * CS ############:###____#######:###____####### + * OE ############:####___#######:####___####### + * WE ############:####__########:####__######## + * + * ----> 2 clocks RD/WR pulses: 60ns + * ----> CSN: 3 clock, 90ns + * ----> OEN: 1 clocks (read cycle) + * ----> WBN: 1 clocks (write cycle) + * ----> WBE: 2 clocks + * ----> TH: 7 clock, 210ns + * ----> TWT: 7 clocks + *----------------------------------------------------------------------- */ + +#ifdef CONFIG_ISP1161_PRESENT + + li r4,pb4ap /* PB4AP=Peripheral Bank 4 Access Parameters */ + mtdcr ebccfga,r4 + + lis r4,0x030D + ori r4,r4,0x5E80 + mtdcr ebccfgd,r4 + + li r4,pb4cr /* PB2CR=Peripheral Bank 4 Configuration Register */ + mtdcr ebccfga,r4 + + lis r4,0x77C1 + ori r4,r4,0xA000 + mtdcr ebccfgd,r4 + +#endif + +#ifndef IDE_USES_ISA_EMULATION + +/*----------------------------------------------------------------------- + * Memory Bank 5 used for IDE access + * + * Timings for IDE Interface + * + * SETUP / LENGTH / HOLD - cycles valid for 33.3 MHz clk -> 30ns cycle time + * 70 165 30 PIO-Mode 0, [ns] + * 3 6 1 [Cycles] ----> AP=0x040C0200 + * 50 125 20 PIO-Mode 1, [ns] + * 2 5 1 [Cycles] ----> AP=0x03080200 + * 30 100 15 PIO-Mode 2, [ns] + * 1 4 1 [Cycles] ----> AP=0x02040200 + * 30 80 10 PIO-Mode 3, [ns] + * 1 3 1 [Cycles] ----> AP=0x01840200 + * 25 70 10 PIO-Mode 4, [ns] + * 1 3 1 [Cycles] ----> AP=0x01840200 + * + *----------------------------------------------------------------------- */ + + li r4,pb5ap + mtdcr ebccfga,r4 + lis r4,0x040C + ori r4,r4,0x0200 + mtdcr ebccfgd,r4 + + li r4,pb5cr /* PB2CR=Peripheral Bank 2 Configuration Register */ + mtdcr ebccfga,r4 + + lis r4,0x7A01 + ori r4,r4,0xA000 + mtdcr ebccfgd,r4 +#endif +/* + * External Peripheral Control Register + */ + li r4,epcr + mtdcr ebccfga,r4 + + lis r4,0xB84E + ori r4,r4,0xF000 + mtdcr ebccfgd,r4 +/* + * drive POST code + */ + lis r4,0x7900 + ori r4,r4,0x0080 + li r3,0x0001 + stb r3,0(r4) /* 01 -> external bus controller is initialized */ + nop /* pass2 DCR errata #8 */ + blr diff --git a/board/sc3/sc3.c b/board/sc3/sc3.c new file mode 100644 index 0000000..363a77d --- /dev/null +++ b/board/sc3/sc3.c @@ -0,0 +1,781 @@ +/* + * (C) Copyright 2007 + * Heiko Schocher, DENX Software Engineering, <hs@denx.de>. + * + * (C) Copyright 2003 + * Juergen Beisert, EuroDesign embedded technologies, info@eurodsn.de + * Derived from walnut.c + * + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + * + * $Log:$ + */ + +#include <common.h> +#include <asm/processor.h> +#include <asm/io.h> +#include "sc3.h" +#include <pci.h> +#include <i2c.h> +#include <malloc.h> + +#undef writel +#undef writeb +#define writeb(b,addr) ((*(volatile u8 *) (addr)) = (b)) +#define writel(b,addr) ((*(volatile u32 *) (addr)) = (b)) + +/* write only register to configure things in our CPLD */ +#define CPLD_CONTROL_1 0x79000102 +#define CPLD_VERSION 0x79000103 + +#define IS_CAMERON ((*(unsigned char *)(CPLD_VERSION)== 0x32) ? 1 : 0) + +static struct pci_controller hose={0,}; + +/************************************************************ + * Standard definition + ************************************************************/ + +/* CPC0_CR0 Function ISA bus + - GPIO0 + - GPIO1 -> Output: NAND-Command Latch Enable + - GPIO2 -> Output: NAND Address Latch Enable + - GPIO3 -> IRQ input ISA-IRQ #5 (through CPLD) + - GPIO4 -> Output: NAND-Chip Enable + - GPIO5 -> IRQ input ISA-IRQ#7 (through CPLD) + - GPIO6 -> IRQ input ISA-IRQ#9 (through CPLD) + - GPIO7 -> IRQ input ISA-IRQ#10 (through CPLD) + - GPIO8 -> IRQ input ISA-IRQ#11 (through CPLD) + - GPIO9 -> IRQ input ISA-IRQ#12 (through CPLD) + - GPIO10/CS1# -> CS1# NAND ISA-CS#0 + - GPIO11/CS2# -> CS2# ISA emulation ISA-CS#1 + - GPIO12/CS3# -> CS3# 2nd Flash-Bank ISA-CS#2 or ISA-CS#7 + - GPIO13/CS4# -> CS4# USB HC or ISA emulation ISA-CS#3 + - GPIO14/CS5# -> CS5# Boosted IDE access ISA-CS#4 + - GPIO15/CS6# -> CS6# ISA emulation ISA-CS#5 + - GPIO16/CS7# -> CS7# ISA emulation ISA-CS#6 + - GPIO17/IRQ0 -> GPIO, in, NAND-Ready/Busy# line ISA-IRQ#3 + - GPIO18/IRQ1 -> IRQ input ISA-IRQ#14 + - GPIO19/IRQ2 -> IRQ input or USB ISA-IRQ#4 + - GPIO20/IRQ3 -> IRQ input PCI-IRQ#D + - GPIO21/IRQ4 -> IRQ input PCI-IRQ#C + - GPIO22/IRQ5 -> IRQ input PCI-IRQ#B + - GPIO23/IRQ6 -> IRQ input PCI-IRQ#A + - GPIO24 -> if GPIO output: 0=JTAG CPLD activ, 1=JTAG CPLD inactiv +*/ +/* +| CPLD register: io-space at offset 0x102 (write only) +| 0 +| 1 +| 2 0=CS#4 USB CS#, 1=ISA or GP bus +| 3 +| 4 +| 5 +| 6 1=enable faster IDE access +| 7 +*/ +#define USB_CHIP_ENABLE 0x04 +#define IDE_BOOSTING 0x40 + +/* --------------- USB stuff ------------------------------------- */ +#ifdef CONFIG_ISP1161_PRESENT +/** + * initUsbHost- Initialize the Philips isp1161 HC part if present + * @cpldConfig: Pointer to value in write only CPLD register + * + * Initialize the USB host controller if present and fills the + * scratch register to inform the driver about used resources + */ + +static void initUsbHost (unsigned char *cpldConfig) +{ + int i; + unsigned long usbBase; + /* + * Read back where init.S has located the USB chip + */ + mtdcr (0x012, 0x04); + usbBase = mfdcr (0x013); + if (!(usbBase & 0x18000)) /* enabled? */ + return; + usbBase &= 0xFFF00000; + + /* + * to test for the USB controller enable using of CS#4 and DMA 3 for USB access + */ + writeb (*cpldConfig | USB_CHIP_ENABLE,CPLD_CONTROL_1); + + /* + * first check: is the controller assembled? + */ + hcWriteWord (usbBase, 0x5555, HcScratch); + if (hcReadWord (usbBase, HcScratch) == 0x5555) { + hcWriteWord (usbBase, 0xAAAA, HcScratch); + if (hcReadWord (usbBase, HcScratch) == 0xAAAA) { + if ((hcReadWord (usbBase, HcChipID) & 0xFF00) != 0x6100) + return; /* this is not our controller */ + /* + * try a software reset. This needs up to 10 seconds (see datasheet) + */ + hcWriteDWord (usbBase, 0x00000001, HcCommandStatus); + for (i = 1000; i > 0; i--) { /* loop up to 10 seconds */ + udelay (10); + if (!(hcReadDWord (usbBase, HcCommandStatus) & 0x01)) + break; + } + + if (!i) + return; /* the controller doesn't responding. Broken? */ + /* + * OK. USB controller is ready. Initialize it in such way the later driver + * can us it (without any knowing about specific implementation) + */ + hcWriteDWord (usbBase, 0x00000000, HcControl); + /* + * disable all interrupt sources. Because we + * don't know where we come from (hard reset, cold start, soft reset...) + */ + hcWriteDWord (usbBase, 0x8000007D, HcInterruptDisable); + /* + * our current setup hardware configuration + * - every port power supply can switched indepently + * - every port can signal overcurrent + * - every port is "outside" and the devices are removeable + */ + hcWriteDWord (usbBase, 0x32000902, HcRhDescriptorA); + hcWriteDWord (usbBase, 0x00060000, HcRhDescriptorB); + /* + * don't forget to switch off power supply of each port + * The later running driver can reenable them to find and use + * the (maybe) connected devices. + * + */ + hcWriteDWord (usbBase, 0x00000200, HcRhPortStatus1); + hcWriteDWord (usbBase, 0x00000200, HcRhPortStatus2); + hcWriteWord (usbBase, 0x0428, HcHardwareConfiguration); + hcWriteWord (usbBase, 0x0040, HcDMAConfiguration); + hcWriteWord (usbBase, 0x0000, HcuPInterruptEnable); + hcWriteWord (usbBase, 0xA000 | (0x03 << 8) | 27, HcScratch); + /* + * controller is present and usable + */ + *cpldConfig |= USB_CHIP_ENABLE; + } + } +} +#endif + +#if defined(CONFIG_START_IDE) +int board_start_ide(void) +{ + if (IS_CAMERON) { + puts ("no IDE on cameron board.\n"); + return 0; + } + return 1; +} +#endif + +static int sc3_cameron_init (void) +{ + /* Set up the Memory Controller for the CAMERON version */ + mtebc (pb4ap, 0x01805940); + mtebc (pb4cr, 0x7401a000); + mtebc (pb5ap, 0x01805940); + mtebc (pb5cr, 0x7401a000); + mtebc (pb6ap, 0x0); + mtebc (pb6cr, 0x0); + mtebc (pb7ap, 0x0); + mtebc (pb7cr, 0x0); + return 0; +} + +void sc3_read_eeprom (void) +{ + uchar i2c_buffer[18]; + + i2c_read (0x50, 0x03, 1, i2c_buffer, 9); + i2c_buffer[9] = 0; + setenv ("serial#", (char *)i2c_buffer); + + /* read mac-address from eeprom */ + i2c_read (0x50, 0x11, 1, i2c_buffer, 15); + i2c_buffer[17] = 0; + i2c_buffer[16] = i2c_buffer[14]; + i2c_buffer[15] = i2c_buffer[13]; + i2c_buffer[14] = ':'; + i2c_buffer[13] = i2c_buffer[12]; + i2c_buffer[12] = i2c_buffer[11]; + i2c_buffer[11] = ':'; + i2c_buffer[8] = ':'; + i2c_buffer[5] = ':'; + i2c_buffer[2] = ':'; + setenv ("ethaddr", (char *)i2c_buffer); +} + +int board_early_init_f (void) +{ + /* write only register to configure things in our CPLD */ + unsigned char cpldConfig_1=0x00; + +/*-------------------------------------------------------------------------+ +| Interrupt controller setup for the SolidCard III CPU card (plus Evaluation board). +| +| Note: IRQ 0 UART 0, active high; level sensitive +| IRQ 1 UART 1, active high; level sensitive +| IRQ 2 IIC, active high; level sensitive +| IRQ 3 Ext. master, rising edge, edge sensitive +| IRQ 4 PCI, active high; level sensitive +| IRQ 5 DMA Channel 0, active high; level sensitive +| IRQ 6 DMA Channel 1, active high; level sensitive +| IRQ 7 DMA Channel 2, active high; level sensitive +| IRQ 8 DMA Channel 3, active high; level sensitive +| IRQ 9 Ethernet Wakeup, active high; level sensitive +| IRQ 10 MAL System Error (SERR), active high; level sensitive +| IRQ 11 MAL Tx End of Buffer, active high; level sensitive +| IRQ 12 MAL Rx End of Buffer, active high; level sensitive +| IRQ 13 MAL Tx Descriptor Error, active high; level sensitive +| IRQ 14 MAL Rx Descriptor Error, active high; level sensitive +| IRQ 15 Ethernet, active high; level sensitive +| IRQ 16 External PCI SERR, active high; level sensitive +| IRQ 17 ECC Correctable Error, active high; level sensitive +| IRQ 18 PCI Power Management, active high; level sensitive +| +| IRQ 19 (EXT IRQ7 405GPr only) +| IRQ 20 (EXT IRQ8 405GPr only) +| IRQ 21 (EXT IRQ9 405GPr only) +| IRQ 22 (EXT IRQ10 405GPr only) +| IRQ 23 (EXT IRQ11 405GPr only) +| IRQ 24 (EXT IRQ12 405GPr only) +| +| IRQ 25 (EXT IRQ 0) NAND-Flash R/B# (raising edge means flash is ready) +| IRQ 26 (EXT IRQ 1) IDE0 interrupt (x86 = IRQ14). Active high (edge sensitive) +| IRQ 27 (EXT IRQ 2) USB controller +| IRQ 28 (EXT IRQ 3) INT D, VGA; active low; level sensitive +| IRQ 29 (EXT IRQ 4) INT C, Ethernet; active low; level sensitive +| IRQ 30 (EXT IRQ 5) INT B, PC104+ SLOT; active low; level sensitive +| IRQ 31 (EXT IRQ 6) INT A, PC104+ SLOT; active low; level sensitive +| +| Direct Memory Access Controller Signal Polarities +| DRQ0 active high (like ISA) +| ACK0 active low (like ISA) +| EOT0 active high (like ISA) +| DRQ1 active high (like ISA) +| ACK1 active low (like ISA) +| EOT1 active high (like ISA) +| DRQ2 active high (like ISA) +| ACK2 active low (like ISA) +| EOT2 active high (like ISA) +| DRQ3 active high (like ISA) +| ACK3 active low (like ISA) +| EOT3 active high (like ISA) +| ++-------------------------------------------------------------------------*/ + + writeb (cpldConfig_1, CPLD_CONTROL_1); /* disable everything in CPLD */ + + mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */ + mtdcr (uicer, 0x00000000); /* disable all ints */ + mtdcr (uiccr, 0x00000000); /* set all to be non-critical */ + + if (IS_CAMERON) { + sc3_cameron_init(); + mtdcr (0x0B6, 0x18000000); + mtdcr (uicpr, 0xFFFFFFF0); + mtdcr (uictr, 0x10001030); + } else { + mtdcr (0x0B6, 0x0000000); + mtdcr (uicpr, 0xFFFFFFE0); + mtdcr (uictr, 0x10000020); + } + mtdcr (uicvcr, 0x00000001); /* set vect base=0,INT0 highest priority */ + mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */ + + /* setup other implementation specific details */ + mtdcr (ecr, 0x60606000); + + mtdcr (cntrl1, 0x000042C0); + + if (IS_CAMERON) { + mtdcr (cntrl0, 0x01380000); + /* Setup the GPIOs */ + writel (0x08008000, 0xEF600700); /* Output states */ + writel (0x00000000, 0xEF600718); /* Open Drain control */ + writel (0x68098000, 0xEF600704); /* Output control */ + } else { + mtdcr (cntrl0,0x00080000); + /* Setup the GPIOs */ + writel (0x08000000, 0xEF600700); /* Output states */ + writel (0x14000000, 0xEF600718); /* Open Drain control */ + writel (0x7C000000, 0xEF600704); /* Output control */ + } + + /* Code decompression disabled */ + mtdcr (kiar, kconf); + mtdcr (kidr, 0x2B); + + /* CPC0_ER: enable sleep mode of (currently) unused components */ + /* CPC0_FR: force unused components into sleep mode */ + mtdcr (cpmer, 0x3F800000); + mtdcr (cpmfr, 0x14000000); + + /* set PLB priority */ + mtdcr (0x87, 0x08000000); + + /* --------------- DMA stuff ------------------------------------- */ + mtdcr (0x126, 0x49200000); + +#ifndef IDE_USES_ISA_EMULATION + cpldConfig_1 |= IDE_BOOSTING; /* enable faster IDE */ + /* cpldConfig |= 0x01; */ /* enable 8.33MHz output, if *not* present on your baseboard */ + writeb (cpldConfig_1, CPLD_CONTROL_1); +#endif + +#ifdef CONFIG_ISP1161_PRESENT + initUsbHost (&cpldConfig_1); + writeb (cpldConfig_1, CPLD_CONTROL_1); +#endif + /* FIXME: for what must we do this */ + *(unsigned long *)0x79000080 = 0x0001; + return(0); +} + +int misc_init_r (void) +{ + char *s1; + int i, xilinx_val; + volatile char *xilinx_adr; + xilinx_adr = (char *)0x79000102; + + *xilinx_adr = 0x00; + +/* customer settings ***************************************** */ +/* + s1 = getenv ("function"); + if (s1) { + if (!strcmp (s1, "Rosho")) { + printf ("function 'Rosho' activated\n"); + *xilinx_adr = 0x40; + } + else { + printf (">>>>>>>>>> function %s not recognized\n",s1); + } + } +*/ + +/* individual settings ***************************************** */ + if ((s1 = getenv ("xilinx"))) { + i=0; + xilinx_val = 0; + while (i < 3 && s1[i]) { + if (s1[i] >= '0' && s1[i] <= '9') + xilinx_val = (xilinx_val << 4) + s1[i] - '0'; + else + if (s1[i] >= 'A' && s1[i] <= 'F') + xilinx_val = (xilinx_val << 4) + s1[i] - 'A' + 10; + else + if (s1[i] >= 'a' && s1[i] <= 'f') + xilinx_val = (xilinx_val << 4) + s1[i] - 'a' + 10; + else { + xilinx_val = -1; + break; + } + i++; + } + if (xilinx_val >= 0 && xilinx_val <=255 && i < 3) { + printf ("Xilinx: set to %s\n", s1); + *xilinx_adr = (unsigned char) xilinx_val; + } else + printf ("Xilinx: rejected value %s\n", s1); + } + return 0; +} + +/* ------------------------------------------------------------------------- + * printCSConfig + * + * Print some informations about chips select configurations + * Only used while debugging. + * + * Params: + * - No. of CS pin + * - AP of this CS + * - CR of this CS + * + * Returns + * nothing + ------------------------------------------------------------------------- */ + +#ifdef SC3_DEBUGOUT +static void printCSConfig(int reg,unsigned long ap,unsigned long cr) +{ + const char *bsize[4] = {"8","16","32","?"}; + const unsigned char banks[8] = {1, 2, 4, 8, 16, 32, 64, 128}; + const char *bankaccess[4] = {"disabled", "RO", "WO", "RW"}; + +#define CYCLE 30 /* time of one clock (based on 33MHz) */ + + printf("\nCS#%d",reg); + if (!(cr & 0x00018000)) + puts(" unused"); + else { + if (((cr&0xFFF00000U) & ((banks[(cr & 0x000E0000) >> 17]-1) << 20))) + puts(" Address is not multiple of bank size!"); + + printf("\n -%s bit device", + bsize[(cr & 0x00006000) >> 13]); + printf(" at 0x%08lX", cr & 0xFFF00000U); + printf(" size: %u MB", banks[(cr & 0x000E0000) >> 17]); + printf(" rights: %s", bankaccess[(cr & 0x00018000) >> 15]); + if (ap & 0x80000000) { + printf("\n -Burst device (%luns/%luns)", + (((ap & 0x7C000000) >> 26) + 1) * CYCLE, + (((ap & 0x03800000) >> 23) + 1) * CYCLE); + } else { + printf("\n -Non burst device, active cycle %luns", + (((ap & 0x7F800000) >> 23) + 1) * CYCLE); + printf("\n -Address setup %luns", + ((ap & 0xC0000) >> 18) * CYCLE); + printf("\n -CS active to RD %luns/WR %luns", + ((ap & 0x30000) >> 16) * CYCLE, + ((ap & 0xC000) >> 14) * CYCLE); + printf("\n -WR to CS inactive %luns", + ((ap & 0x3000) >> 12) * CYCLE); + printf("\n -Hold after access %luns", + ((ap & 0xE00) >> 9) * CYCLE); + printf("\n -Ready is %sabled", + ap & 0x100 ? "en" : "dis"); + } + } +} +#endif + +#ifdef SC3_DEBUGOUT + +static unsigned int ap[] = {pb0ap, pb1ap, pb2ap, pb3ap, pb4ap, + pb5ap, pb6ap, pb7ap}; +static unsigned int cr[] = {pb0cr, pb1cr, pb2cr, pb3cr, pb4cr, + pb5cr, pb6cr, pb7cr}; + +static int show_reg (int nr) +{ + unsigned long ul1, ul2; + + mtdcr (ebccfga, ap[nr]); + ul1 = mfdcr (ebccfgd); + mtdcr (ebccfga, cr[nr]); + ul2 = mfdcr(ebccfgd); + printCSConfig(nr, ul1, ul2); + return 0; +} +#endif + +int checkboard (void) +{ +#ifdef SC3_DEBUGOUT + unsigned long ul1; + int i; + + for (i = 0; i < 8; i++) { + show_reg (i); + } + + mtdcr (ebccfga, epcr); + ul1 = mfdcr (ebccfgd); + + puts ("\nGeneral configuration:\n"); + + if (ul1 & 0x80000000) + printf(" -External Bus is always driven\n"); + + if (ul1 & 0x400000) + printf(" -CS signals are always driven\n"); + + if (ul1 & 0x20000) + printf(" -PowerDown after %lu clocks\n", + (ul1 & 0x1F000) >> 7); + + switch (ul1 & 0xC0000) + { + case 0xC0000: + printf(" -No external master present\n"); + break; + case 0x00000: + printf(" -8 bit external master present\n"); + break; + case 0x40000: + printf(" -16 bit external master present\n"); + break; + case 0x80000: + printf(" -32 bit external master present\n"); + break; + } + + switch (ul1 & 0x300000) + { + case 0x300000: + printf(" -Prefetch: Illegal setting!\n"); + break; + case 0x000000: + printf(" -1 doubleword prefetch\n"); + break; + case 0x100000: + printf(" -2 doublewords prefetch\n"); + break; + case 0x200000: + printf(" -4 doublewords prefetch\n"); + break; + } + putc ('\n'); +#endif + printf("Board: SolidCard III %s %s version.\n", + (IS_CAMERON ? "Cameron" : "Eurodesign"), CONFIG_SC3_VERSION); + return 0; +} + +static int printSDRAMConfig(char reg, unsigned long cr) +{ + const int bisize[8]={4, 8, 16, 32, 64, 128, 256, 0}; +#ifdef SC3_DEBUGOUT + const char *basize[8]= + {"4", "8", "16", "32", "64", "128", "256", "Reserved"}; + + printf("SDRAM bank %d",reg); + + if (!(cr & 0x01)) + puts(" disabled\n"); + else { + printf(" at 0x%08lX, size %s MB",cr & 0xFFC00000,basize[(cr&0xE0000)>>17]); + printf(" mode %lu\n",((cr & 0xE000)>>13)+1); + } +#endif + + if (cr & 0x01) + return(bisize[(cr & 0xE0000) >> 17]); + + return 0; +} + +#ifdef SC3_DEBUGOUT +static unsigned int mbcf[] = {mem_mb0cf, mem_mb1cf, mem_mb2cf, mem_mb3cf}; +#endif + +long int initdram (int board_type) +{ + unsigned int mems=0; + unsigned long ul1; + +#ifdef SC3_DEBUGOUT + unsigned long ul2; + int i; + + puts("\nSDRAM configuration:\n"); + + mtdcr (memcfga, mem_mcopt1); + ul1 = mfdcr(memcfgd); + + if (!(ul1 & 0x80000000)) { + puts(" Controller disabled\n"); + return 0; + } + for (i = 0; i < 4; i++) { + mtdcr (memcfga, mbcf[i]); + ul1 = mfdcr (memcfgd); + mems += printSDRAMConfig (i, ul1); + } + + mtdcr (memcfga, mem_sdtr1); + ul1 = mfdcr(memcfgd); + + printf ("Timing:\n -CAS latency %lu\n", ((ul1 & 0x1800000) >> 23)+1); + printf (" -Precharge %lu (PTA) \n", ((ul1 & 0xC0000) >> 18) + 1); + printf (" -R/W to Precharge %lu (CTP)\n", ((ul1 & 0x30000) >> 16) + 1); + printf (" -Leadoff %lu\n", ((ul1 & 0xC000) >> 14) + 1); + printf (" -CAS to RAS %lu\n", ((ul1 & 0x1C) >> 2) + 4); + printf (" -RAS to CAS %lu\n", ((ul1 & 0x3) + 1)); + puts ("Misc:\n"); + mtdcr (memcfga, mem_rtr); + ul1 = mfdcr(memcfgd); + printf (" -Refresh rate: %luns\n", (ul1 >> 16) * 7); + + mtdcr(memcfga,mem_pmit); + ul2=mfdcr(memcfgd); + + mtdcr(memcfga,mem_mcopt1); + ul1=mfdcr(memcfgd); + + if (ul1 & 0x20000000) + printf(" -Power Down after: %luns\n", + ((ul2 & 0xFFC00000) >> 22) * 7); + else + puts(" -Power Down disabled\n"); + + if (ul1 & 0x40000000) + printf(" -Self refresh feature active\n"); + else + puts(" -Self refresh disabled\n"); + + if (ul1 & 0x10000000) + puts(" -ECC enabled\n"); + else + puts(" -ECC disabled\n"); + + if (ul1 & 0x8000000) + puts(" -Using registered SDRAM\n"); + + if (!(ul1 & 0x6000000)) + puts(" -Using 32 bit data width\n"); + else + puts(" -Illegal data width!\n"); + + if (ul1 & 0x400000) + puts(" -ECC drivers inactive\n"); + else + puts(" -ECC drivers active\n"); + + if (ul1 & 0x200000) + puts(" -Memory lines always active outputs\n"); + else + puts(" -Memory lines only at write cycles active outputs\n"); + + mtdcr (memcfga, mem_status); + ul1 = mfdcr (memcfgd); + if (ul1 & 0x80000000) + puts(" -SDRAM Controller ready\n"); + else + puts(" -SDRAM Controller not ready\n"); + + if (ul1 & 0x4000000) + puts(" -SDRAM in self refresh mode!\n"); + + return (mems * 1024 * 1024); +#else + mtdcr (memcfga, mem_mb0cf); + ul1 = mfdcr (memcfgd); + mems = printSDRAMConfig (0, ul1); + + mtdcr (memcfga, mem_mb1cf); + ul1 = mfdcr (memcfgd); + mems += printSDRAMConfig (1, ul1); + + mtdcr (memcfga, mem_mb2cf); + ul1 = mfdcr(memcfgd); + mems += printSDRAMConfig (2, ul1); + + mtdcr (memcfga, mem_mb3cf); + ul1 = mfdcr(memcfgd); + mems += printSDRAMConfig (3, ul1); + + return (mems * 1024 * 1024); +#endif +} + +static void pci_solidcard3_fixup_irq (struct pci_controller *hose, pci_dev_t dev) +{ +/*-------------------------------------------------------------------------+ + | ,-. ,-. ,-. ,-. ,-. + | INTD# ----|B|-----|P|-. ,-|P|-. ,-| |-. ,-|G| + | |R| |C| \ / |C| \ / |E| \ / |r| + | INTC# ----|I|-----|1|-. `/---|1|-. `/---|t|-. `/---|a| + | |D| |0| \/ |0| \/ |h| \/ |f| + | INTB# ----|G|-----|4|-./`----|4|-./`----|e|-./`----|i| + | |E| |+| /\ |+| /\ |r| /\ |k| + | INTA# ----| |-----| |- `----| |- `----| |- `----| | + | `-' `-' `-' `-' `-' + | Slot 0 10 11 12 13 + | REQ# 0 1 2 * + | GNT# 0 1 2 * + +-------------------------------------------------------------------------*/ + unsigned char int_line = 0xff; + + switch (PCI_DEV(dev)) { + case 10: + int_line = 31; /* INT A */ + POST_OUT(0x42); + break; + + case 11: + int_line = 30; /* INT B */ + POST_OUT(0x43); + break; + + case 12: + int_line = 29; /* INT C */ + POST_OUT(0x44); + break; + + case 13: + int_line = 28; /* INT D */ + POST_OUT(0x45); + break; + } + pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, int_line); +} + +extern void pci_405gp_init(struct pci_controller *hose); +extern void pci_405gp_fixup_irq(struct pci_controller *hose, pci_dev_t dev); +extern void pci_405gp_setup_bridge(struct pci_controller *hose, pci_dev_t dev,struct pci_config_table *entry); +/* + * The following table is used when there is a special need to setup a PCI device. + * For every PCI device found in this table is called the given init function with given + * parameters. So never let all IDs at PCI_ANY_ID. In this case any found device gets the same + * parameters! + * +*/ +static struct pci_config_table pci_solidcard3_config_table[] = +{ +/* Host to PCI Bridge device (405GP) */ + { + vendor: 0x1014, + device: 0x0156, + class: PCI_CLASS_BRIDGE_HOST, + bus: 0, + dev: 0, + func: 0, + config_device: pci_405gp_setup_bridge + }, + { } +}; + +/*-------------------------------------------------------------------------+ + | pci_init_board (Called from pci_init() in drivers/pci.c) + | + | Init the PCI part of the SolidCard III + | + | Params: + * - Pointer to current PCI hose + * - Current Device + * + * Returns + * nothing + +-------------------------------------------------------------------------*/ + +void pci_init_board(void) +{ + POST_OUT(0x41); +/* + * we want the ptrs to RAM not flash (ie don't use init list) + */ + hose.fixup_irq = pci_solidcard3_fixup_irq; + hose.config_table = pci_solidcard3_config_table; + pci_405gp_init(&hose); +} diff --git a/board/sc3/sc3.h b/board/sc3/sc3.h new file mode 100644 index 0000000..cf920f9 --- /dev/null +++ b/board/sc3/sc3.h @@ -0,0 +1,117 @@ +/* + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/** + * hcWriteWord - write a 16 bit value into the USB controller + * @base: base address to access the chip registers + * @value: 16 bit value to write into register @offset + * @offset: register to write the @value into + * + */ +static void inline hcWriteWord (unsigned long base, unsigned int value, + unsigned int offset) +{ + out_le16 ((volatile u16*)(base + 2), offset | 0x80); + out_le16 ((volatile u16*)base, value); +} + +/** + * hcWriteDWord - write a 32 bit value into the USB controller + * @base: base address to access the chip registers + * @value: 32 bit value to write into register @offset + * @offset: register to write the @value into + * + */ + +static void inline hcWriteDWord (unsigned long base, unsigned long value, + unsigned int offset) +{ + out_le16 ((volatile u16*)(base + 2), offset | 0x80); + out_le16 ((volatile u16*)base, value); + out_le16 ((volatile u16*)base, value >> 16); +} + +/** + * hcReadWord - read a 16 bit value from the USB controller + * @base: base address to access the chip registers + * @offset: register to read from + * + * Returns the readed register value + */ + +static unsigned int inline hcReadWord (unsigned long base, unsigned int offset) +{ + out_le16 ((volatile u16*)(base + 2), offset); + return (in_le16 ((volatile u16*)base)); +} + +/** + * hcReadDWord - read a 32 bit value from the USB controller + * @base: base address to access the chip registers + * @offset: register to read from + * + * Returns the readed register value + */ + +static unsigned long inline hcReadDWord (unsigned long base, unsigned int offset) +{ + unsigned long val, val16; + + out_le16 ((volatile u16*)(base + 2), offset); + val = in_le16((volatile u16*)base); + val16 = in_le16((volatile u16*)base); + return (val | (val16 << 16)); +} + +/* control and status registers isp1161 */ +#define HcRevision 0x00 +#define HcControl 0x01 +#define HcCommandStatus 0x02 +#define HcInterruptStatus 0x03 +#define HcInterruptEnable 0x04 +#define HcInterruptDisable 0x05 +#define HcFmInterval 0x0D +#define HcFmRemaining 0x0E +#define HcFmNumber 0x0F +#define HcLSThreshold 0x11 +#define HcRhDescriptorA 0x12 +#define HcRhDescriptorB 0x13 +#define HcRhStatus 0x14 +#define HcRhPortStatus1 0x15 +#define HcRhPortStatus2 0x16 + +#define HcHardwareConfiguration 0x20 +#define HcDMAConfiguration 0x21 +#define HcTransferCounter 0x22 +#define HcuPInterrupt 0x24 +#define HcuPInterruptEnable 0x25 +#define HcChipID 0x27 +#define HcScratch 0x28 +#define HcSoftwareReset 0x29 +#define HcITLBufferLength 0x2A +#define HcATLBufferLength 0x2B +#define HcBufferStatus 0x2C +#define HcReadBackITL0Length 0x2D +#define HcReadBackITL1Length 0x2E +#define HcITLBufferPort 0x40 +#define HcATLBufferPort 0x41 diff --git a/board/sc3/sc3nand.c b/board/sc3/sc3nand.c new file mode 100644 index 0000000..7daa877 --- /dev/null +++ b/board/sc3/sc3nand.c @@ -0,0 +1,94 @@ +/* + * (C) Copyright 2007 + * Heiko Schocher, DENX Software Engineering, hs@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> + +#if (CONFIG_COMMANDS & CFG_CMD_NAND) + +#include <nand.h> +#include <asm/processor.h> + +#define readb(addr) *(volatile u_char *)(addr) +#define readl(addr) *(volatile u_long *)(addr) +#define writeb(d,addr) *(volatile u_char *)(addr) = (d) + +#define SC3_NAND_ALE 29 /* GPIO PIN 3 */ +#define SC3_NAND_CLE 30 /* GPIO PIN 2 */ +#define SC3_NAND_CE 27 /* GPIO PIN 5 */ + +static void *sc3_io_base; +static void *sc3_control_base = (void *)0xEF600700; + +static void sc3_nand_hwcontrol(struct mtd_info *mtd, int cmd) +{ + switch (cmd) { + case NAND_CTL_SETCLE: + set_bit (SC3_NAND_CLE, sc3_control_base); + break; + case NAND_CTL_CLRCLE: + clear_bit (SC3_NAND_CLE, sc3_control_base); + break; + + case NAND_CTL_SETALE: + set_bit (SC3_NAND_ALE, sc3_control_base); + break; + case NAND_CTL_CLRALE: + clear_bit (SC3_NAND_ALE, sc3_control_base); + break; + + case NAND_CTL_SETNCE: + set_bit (SC3_NAND_CE, sc3_control_base); + break; + case NAND_CTL_CLRNCE: + clear_bit (SC3_NAND_CE, sc3_control_base); + break; + } +} + +static int sc3_nand_dev_ready(struct mtd_info *mtd) +{ + if (!(readl(sc3_control_base + 0x1C) & 0x4000)) + return 0; + return 1; +} + +static void sc3_select_chip(struct mtd_info *mtd, int chip) +{ + clear_bit (SC3_NAND_CE, sc3_control_base); +} + +int board_nand_init(struct nand_chip *nand) +{ + nand->eccmode = NAND_ECC_SOFT; + + sc3_io_base = (void *) CFG_NAND_BASE; + /* Set address of NAND IO lines (Using Linear Data Access Region) */ + nand->IO_ADDR_R = (void __iomem *) sc3_io_base; + nand->IO_ADDR_W = (void __iomem *) sc3_io_base; + /* Reference hardware control function */ + nand->hwcontrol = sc3_nand_hwcontrol; + nand->dev_ready = sc3_nand_dev_ready; + nand->select_chip = sc3_select_chip; + return 0; +} +#endif diff --git a/board/sc3/u-boot.lds b/board/sc3/u-boot.lds new file mode 100644 index 0000000..dc255d2 --- /dev/null +++ b/board/sc3/u-boot.lds @@ -0,0 +1,150 @@ +/* + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +OUTPUT_ARCH(powerpc) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +SECTIONS +{ + .resetvec 0xFFFFFFFC : + { + *(.resetvec) + } = 0xffff + + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + /* WARNING - the following is hand-optimized to fit within */ + /* the sector layout of our flash chips! XXX FIXME XXX */ + + cpu/ppc4xx/start.o (.text) + board/sc3/init.o (.text) + cpu/ppc4xx/kgdb.o (.text) + cpu/ppc4xx/traps.o (.text) + cpu/ppc4xx/interrupts.o (.text) + cpu/ppc4xx/serial.o (.text) + cpu/ppc4xx/cpu_init.o (.text) + cpu/ppc4xx/speed.o (.text) + common/dlmalloc.o (.text) + lib_generic/crc32.o (.text) + lib_ppc/extable.o (.text) + lib_generic/zlib.o (.text) + +/* . = env_offset;*/ +/* common/environment.o(.text)*/ + + *(.text) + *(.fixup) + *(.got1) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(.rodata) + *(.rodata1) + *(.rodata.str1.4) + *(.eh_frame) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x00FF) & 0xFFFFFF00; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + *(.got) + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; + __fixup_entries = (. - _FIXUP_TABLE_)>>2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + . = .; + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(256); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(256); + __init_end = .; + + __bss_start = .; + .bss : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + _end = . ; + PROVIDE (end = .); +} diff --git a/board/spc1920/Makefile b/board/spc1920/Makefile index 424ab1c..0c48c3a 100644 --- a/board/spc1920/Makefile +++ b/board/spc1920/Makefile @@ -25,7 +25,7 @@ include $(TOPDIR)/config.mk LIB = $(obj)lib$(BOARD).a -COBJS = $(BOARD).o +COBJS = $(BOARD).o hpi.o SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(COBJS)) diff --git a/board/spc1920/hpi.c b/board/spc1920/hpi.c new file mode 100644 index 0000000..3c36f79 --- /dev/null +++ b/board/spc1920/hpi.c @@ -0,0 +1,603 @@ +/* + * (C) Copyright 2006 + * Markus Klotzbuecher, DENX Software Engineering, mk@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* + * Host Port Interface (HPI) + */ + +/* debug levels: + * 0 : errors + * 1 : usefull info + * 2 : lots of info + * 3 : noisy + */ + +#define DEBUG 0 + +#include <config.h> +#include <common.h> +#include <mpc8xx.h> + +#include "pld.h" +#include "hpi.h" + +#define _NOT_USED_ 0xFFFFFFFF + +/* original table: + * - inserted loops to achieve long CS low and high Periods (~217ns) + * - move cs high 2/4 to the right + */ +const uint dsp_table_slow[] = +{ + /* single read (offset 0x00 in upm ram) */ + 0x8fffdc04, 0x0fffdc84, 0x0fffdc84, 0x0fffdc00, + 0x3fffdc04, 0xffffdc84, 0xffffdc84, 0xffffdc05, + + /* burst read (offset 0x08 in upm ram) */ + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, + + /* single write (offset 0x18 in upm ram) */ + 0x8fffd004, 0x0fffd084, 0x0fffd084, 0x3fffd000, + 0xffffd084, 0xffffd084, 0xffffd005, _NOT_USED_, + + /* burst write (offset 0x20 in upm ram) */ + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, + /* refresh (offset 0x30 in upm ram) */ + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, + /* exception (offset 0x3C in upm ram) */ + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, +}; + +/* dsp hpi upm ram table + * works fine for noninc access, failes on incremental. + * - removed first word + */ +const uint dsp_table_fast[] = +{ + /* single read (offset 0x00 in upm ram) */ + 0x8fffdc04, 0x0fffdc04, 0x0fffdc00, 0x3fffdc04, + 0xffffdc05, _NOT_USED_, _NOT_USED_, _NOT_USED_, + + /* burst read (offset 0x08 in upm ram) */ + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, + + /* single write (offset 0x18 in upm ram) */ + 0x8fffd004, 0x0fffd004, 0x3fffd000, 0xffffd005, + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, + + /* burst write (offset 0x20 in upm ram) */ + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, + /* refresh (offset 0x30 in upm ram) */ + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, + /* exception (offset 0x3C in upm ram) */ + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, +}; + + +#ifdef CONFIG_SPC1920_HPI_TEST +#undef HPI_TEST_OSZI + +#define HPI_TEST_CHUNKSIZE 0x1000 +#define HPI_TEST_PATTERN 0x00000000 +#define HPI_TEST_START 0x0 +#define HPI_TEST_END 0x30000 + +#define TINY_AUTOINC_DATA_SIZE 16 /* 32bit words */ +#define TINY_AUTOINC_BASE_ADDR 0x0 + +static int hpi_activate(void); +static void hpi_inactivate(void); +static void dsp_reset(void); + +static int hpi_write_inc(u32 addr, u32 *data, u32 count); +static int hpi_read_inc(u32 addr, u32 *buf, u32 count); +static int hpi_write_noinc(u32 addr, u32 data); +static u32 hpi_read_noinc(u32 addr); + +int hpi_test(void); +static int hpi_write_addr_test(u32 addr); +static int hpi_read_write_test(u32 addr, u32 data); +static int hpi_tiny_autoinc_test(void); +#endif /* CONFIG_SPC1920_HPI_TEST */ + + +/* init the host port interface on UPMA */ +int hpi_init(void) +{ + volatile immap_t *immr = (immap_t *) CFG_IMMR; + volatile memctl8xx_t *memctl = &immr->im_memctl; + volatile spc1920_pld_t *pld = (spc1920_pld_t *) CFG_SPC1920_PLD_BASE; + + upmconfig(UPMA, (uint *)dsp_table_slow, sizeof(dsp_table_slow)/sizeof(uint)); + udelay(100); + + memctl->memc_mamr = CFG_MAMR; + memctl->memc_or3 = CFG_OR3; + memctl->memc_br3 = CFG_BR3; + + /* reset dsp */ + dsp_reset(); + + /* activate hpi switch*/ + pld->dsp_hpi_on = 0x1; + + udelay(100); + + return 0; +} + +#ifdef CONFIG_SPC1920_HPI_TEST +/* activate the Host Port interface */ +static int hpi_activate(void) +{ + volatile spc1920_pld_t *pld = (spc1920_pld_t *) CFG_SPC1920_PLD_BASE; + + /* turn on hpi */ + pld->dsp_hpi_on = 0x1; + + udelay(5); + + /* turn on the power EN_DSP_POWER high*/ + /* currently always on TBD */ + + /* setup hpi control register */ + HPI_HPIC_1 = (u16) 0x0008; + HPI_HPIC_2 = (u16) 0x0008; + + udelay(100); + + return 0; +} + +/* turn off the host port interface */ +static void hpi_inactivate(void) +{ + volatile spc1920_pld_t *pld = (spc1920_pld_t *) CFG_SPC1920_PLD_BASE; + + /* deactivate hpi */ + pld->dsp_hpi_on = 0x0; + + /* reset the dsp */ + /* pld->dsp_reset = 0x0; */ + + /* turn off the power EN_DSP_POWER# high*/ + /* currently always on TBD */ + +} + +/* reset the DSP */ +static void dsp_reset(void) +{ + volatile spc1920_pld_t *pld = (spc1920_pld_t *) CFG_SPC1920_PLD_BASE; + pld->dsp_reset = 0x1; + pld->dsp_hpi_on = 0x0; + + udelay(300000); + + pld->dsp_reset = 0x0; + pld->dsp_hpi_on = 0x1; +} + + +/* write using autoinc (count is number of 32bit words) */ +static int hpi_write_inc(u32 addr, u32 *data, u32 count) +{ + int i; + u16 addr1, addr2; + + addr1 = (u16) ((addr >> 16) & 0xffff); /* First HW is most significant */ + addr2 = (u16) (addr & 0xffff); + + /* write address */ + HPI_HPIA_1 = addr1; + HPI_HPIA_2 = addr2; + + debugX(4, "writing from data=0x%x to 0x%x\n", data, (data+count)); + + for(i=0; i<count; i++) { + HPI_HPID_INC_1 = (u16) ((data[i] >> 16) & 0xffff); + HPI_HPID_INC_2 = (u16) (data[i] & 0xffff); + debugX(4, "hpi_write_inc: data1=0x%x, data2=0x%x\n", + (u16) ((data[i] >> 16) & 0xffff), + (u16) (data[i] & 0xffff)); + } +#if 0 + while(data_ptr < (u16*) (data + count)) { + HPI_HPID_INC_1 = *(data_ptr++); + HPI_HPID_INC_2 = *(data_ptr++); + } +#endif + + /* return number of bytes written */ + return count; +} + +/* + * read using autoinc (count is number of 32bit words) + */ +static int hpi_read_inc(u32 addr, u32 *buf, u32 count) +{ + int i; + u16 addr1, addr2, data1, data2; + + addr1 = (u16) ((addr >> 16) & 0xffff); /* First HW is most significant */ + addr2 = (u16) (addr & 0xffff); + + /* write address */ + HPI_HPIA_1 = addr1; + HPI_HPIA_2 = addr2; + + for(i=0; i<count; i++) { + data1 = HPI_HPID_INC_1; + data2 = HPI_HPID_INC_2; + debugX(4, "hpi_read_inc: data1=0x%x, data2=0x%x\n", data1, data2); + buf[i] = (((u32) data1) << 16) | (data2 & 0xffff); + } + +#if 0 + while(buf_ptr < (u16*) (buf + count)) { + *(buf_ptr++) = HPI_HPID_INC_1; + *(buf_ptr++) = HPI_HPID_INC_2; + } +#endif + + /* return number of bytes read */ + return count; +} + + +/* write to non- auto inc regs */ +static int hpi_write_noinc(u32 addr, u32 data) +{ + + u16 addr1, addr2, data1, data2; + + addr1 = (u16) ((addr >> 16) & 0xffff); /* First HW is most significant */ + addr2 = (u16) (addr & 0xffff); + + /* printf("hpi_write_noinc: addr1=0x%x, addr2=0x%x\n", addr1, addr2); */ + + HPI_HPIA_1 = addr1; + HPI_HPIA_2 = addr2; + + data1 = (u16) ((data >> 16) & 0xffff); + data2 = (u16) (data & 0xffff); + + /* printf("hpi_write_noinc: data1=0x%x, data2=0x%x\n", data1, data2); */ + + HPI_HPID_NOINC_1 = data1; + HPI_HPID_NOINC_2 = data2; + + return 0; +} + +/* read from non- auto inc regs */ +static u32 hpi_read_noinc(u32 addr) +{ + u16 addr1, addr2, data1, data2; + u32 ret; + + addr1 = (u16) ((addr >> 16) & 0xffff); /* First HW is most significant */ + addr2 = (u16) (addr & 0xffff); + + HPI_HPIA_1 = addr1; + HPI_HPIA_2 = addr2; + + /* printf("hpi_read_noinc: addr1=0x%x, addr2=0x%x\n", addr1, addr2); */ + + data1 = HPI_HPID_NOINC_1; + data2 = HPI_HPID_NOINC_2; + + /* printf("hpi_read_noinc: data1=0x%x, data2=0x%x\n", data1, data2); */ + + ret = (((u32) data1) << 16) | (data2 & 0xffff); + return ret; + +} + +/* + * Host Port Interface Tests + */ + +#ifndef HPI_TEST_OSZI +/* main test function */ +int hpi_test(void) +{ + int err = 0; + u32 i, ii, pattern, tmp; + + pattern = HPI_TEST_PATTERN; + + u32 test_data[HPI_TEST_CHUNKSIZE]; + u32 read_data[HPI_TEST_CHUNKSIZE]; + + debugX(2, "hpi_test: activating hpi..."); + hpi_activate(); + debugX(2, "OK.\n"); + +#if 0 + /* Dump the first 1024 bytes + * + */ + for(i=0; i<1024; i+=4) { + if(i%16==0) + printf("\n0x%08x: ", i); + printf("0x%08x ", hpi_read_noinc(i)); + } +#endif + + /* HPIA read-write test + * + */ + debugX(1, "hpi_test: starting HPIA read-write tests...\n"); + err |= hpi_write_addr_test(0xdeadc0de); + err |= hpi_write_addr_test(0xbeefd00d); + err |= hpi_write_addr_test(0xabcd1234); + err |= hpi_write_addr_test(0xaaaaaaaa); + if(err) { + debugX(1, "hpi_test: HPIA read-write tests: *** FAILED ***\n"); + return -1; + } + debugX(1, "hpi_test: HPIA read-write tests: OK\n"); + + + /* read write test using nonincremental data regs + * + */ + debugX(1, "hpi_test: starting nonincremental tests...\n"); + for(i=HPI_TEST_START; i<HPI_TEST_END; i+=4) { + err |= hpi_read_write_test(i, pattern); + + /* stolen from cmd_mem.c */ + if(pattern & 0x80000000) { + pattern = -pattern; /* complement & increment */ + } else { + pattern = ~pattern; + } + err |= hpi_read_write_test(i, pattern); + + if(err) { + debugX(1, "hpi_test: nonincremental tests *** FAILED ***\n"); + return -1; + } + } + debugX(1, "hpi_test: nonincremental test OK\n"); + + /* read write a chunk of data using nonincremental data regs + * + */ + debugX(1, "hpi_test: starting nonincremental chunk tests...\n"); + pattern = HPI_TEST_PATTERN; + for(i=HPI_TEST_START; i<HPI_TEST_END; i+=4) { + hpi_write_noinc(i, pattern); + + /* stolen from cmd_mem.c */ + if(pattern & 0x80000000) { + pattern = -pattern; /* complement & increment */ + } else { + pattern = ~pattern; + } + } + pattern = HPI_TEST_PATTERN; + for(i=HPI_TEST_START; i<HPI_TEST_END; i+=4) { + tmp = hpi_read_noinc(i); + + if(tmp != pattern) { + debugX(1, "hpi_test: noninc chunk test *** FAILED *** @ 0x%x, written=0x%x, read=0x%x\n", i, pattern, tmp); + err = -1; + } + /* stolen from cmd_mem.c */ + if(pattern & 0x80000000) { + pattern = -pattern; /* complement & increment */ + } else { + pattern = ~pattern; + } + } + if(err) + return -1; + debugX(1, "hpi_test: nonincremental chunk test OK\n"); + + +#ifdef DO_TINY_TEST + /* small verbose test using autoinc and nonautoinc to compare + * + */ + debugX(1, "hpi_test: tiny_autoinc_test...\n"); + hpi_tiny_autoinc_test(); + debugX(1, "hpi_test: tiny_autoinc_test done\n"); +#endif /* DO_TINY_TEST */ + + + /* $%& write a chunk of data using the autoincremental regs + * + */ + debugX(1, "hpi_test: starting autoinc test %d chunks with 0x%x bytes...\n", + ((HPI_TEST_END - HPI_TEST_START) / HPI_TEST_CHUNKSIZE), + HPI_TEST_CHUNKSIZE); + + for(i=HPI_TEST_START; + i < ((HPI_TEST_END - HPI_TEST_START) / HPI_TEST_CHUNKSIZE); + i++) { + /* generate the pattern data */ + debugX(3, "generating pattern data: "); + for(ii = 0; ii < HPI_TEST_CHUNKSIZE; ii++) { + debugX(3, "0x%x ", pattern); + + test_data[ii] = pattern; + read_data[ii] = 0x0; /* zero to be sure */ + + /* stolen from cmd_mem.c */ + if(pattern & 0x80000000) { + pattern = -pattern; /* complement & increment */ + } else { + pattern = ~pattern; + } + } + debugX(3, "done\n"); + + debugX(2, "Writing autoinc data @ 0x%x\n", i); + hpi_write_inc(i, test_data, HPI_TEST_CHUNKSIZE); + + debugX(2, "Reading autoinc data @ 0x%x\n", i); + hpi_read_inc(i, read_data, HPI_TEST_CHUNKSIZE); + + /* compare */ + for(ii = 0; ii < HPI_TEST_CHUNKSIZE; ii++) { + debugX(3, "hpi_test_autoinc: @ 0x%x, written=0x%x, read=0x%x", i+ii, test_data[ii], read_data[ii]); + if(read_data[ii] != test_data[ii]) { + debugX(0, "hpi_test: autoinc test @ 0x%x, written=0x%x, read=0x%x *** FAILED ***\n", i+ii, test_data[ii], read_data[ii]); + return -1; + } + } + } + debugX(1, "hpi_test: autoinc test OK\n"); + + return 0; +} +#else /* HPI_TEST_OSZI */ +int hpi_test(void) +{ + int i; + u32 read_data[TINY_AUTOINC_DATA_SIZE]; + + unsigned int dummy_data[TINY_AUTOINC_DATA_SIZE] = { + 0x11112222, 0x33334444, 0x55556666, 0x77778888, + 0x9999aaaa, 0xbbbbcccc, 0xddddeeee, 0xffff1111, + 0x00010002, 0x00030004, 0x00050006, 0x00070008, + 0x0009000a, 0x000b000c, 0x000d000e, 0x000f0001 + }; + + debugX(0, "hpi_test: activating hpi..."); + hpi_activate(); + debugX(0, "OK.\n"); + + while(1) { + led9(1); + debugX(0, " writing to autoinc...\n"); + hpi_write_inc(TINY_AUTOINC_BASE_ADDR, + dummy_data, TINY_AUTOINC_DATA_SIZE); + + debugX(0, " reading from autoinc...\n"); + hpi_read_inc(TINY_AUTOINC_BASE_ADDR, + read_data, TINY_AUTOINC_DATA_SIZE); + + for(i=0; i < (TINY_AUTOINC_DATA_SIZE); i++) { + debugX(0, " written=0x%x, read(inc)=0x%x\n", + dummy_data[i], read_data[i]); + } + led9(0); + udelay(2000000); + } + return 0; +} +#endif + +/* test if Host Port Address Register can be written correctly */ +static int hpi_write_addr_test(u32 addr) +{ + u32 read_back; + /* write address */ + HPI_HPIA_1 = ((u16) (addr >> 16)); /* First HW is most significant */ + HPI_HPIA_2 = ((u16) addr); + + read_back = (((u32) HPI_HPIA_1)<<16) | ((u32) HPI_HPIA_2); + + if(read_back == addr) { + debugX(2, " hpi_write_addr_test OK: written=0x%x, read=0x%x\n", + addr, read_back); + return 0; + } else { + debugX(0, " hpi_write_addr_test *** FAILED ***: written=0x%x, read=0x%x\n", + addr, read_back); + return -1; + } + + return 0; +} + +/* test if a simple read/write sequence succeeds */ +static int hpi_read_write_test(u32 addr, u32 data) +{ + u32 read_back; + + hpi_write_noinc(addr, data); + read_back = hpi_read_noinc(addr); + + if(read_back == data) { + debugX(2, " hpi_read_write_test: OK, addr=0x%x written=0x%x, read=0x%x\n", addr, data, read_back); + return 0; + } else { + debugX(0, " hpi_read_write_test: *** FAILED ***, addr=0x%x written=0x%x, read=0x%x\n", addr, data, read_back); + return -1; + } + + return 0; +} + +static int hpi_tiny_autoinc_test(void) +{ + int i; + u32 read_data[TINY_AUTOINC_DATA_SIZE]; + u32 read_data_noinc[TINY_AUTOINC_DATA_SIZE]; + + unsigned int dummy_data[TINY_AUTOINC_DATA_SIZE] = { + 0x11112222, 0x33334444, 0x55556666, 0x77778888, + 0x9999aaaa, 0xbbbbcccc, 0xddddeeee, 0xffff1111, + 0x00010002, 0x00030004, 0x00050006, 0x00070008, + 0x0009000a, 0x000b000c, 0x000d000e, 0x000f0001 + }; + + printf(" writing to autoinc...\n"); + hpi_write_inc(TINY_AUTOINC_BASE_ADDR, dummy_data, TINY_AUTOINC_DATA_SIZE); + + printf(" reading from autoinc...\n"); + hpi_read_inc(TINY_AUTOINC_BASE_ADDR, read_data, TINY_AUTOINC_DATA_SIZE); + + printf(" reading from noinc for comparison...\n"); + for(i=0; i < (TINY_AUTOINC_DATA_SIZE); i++) + read_data_noinc[i] = hpi_read_noinc(TINY_AUTOINC_BASE_ADDR+i*4); + + for(i=0; i < (TINY_AUTOINC_DATA_SIZE); i++) { + printf(" written=0x%x, read(inc)=0x%x, read(noinc)=0x%x\n", + dummy_data[i], read_data[i], read_data_noinc[i]); + } + return 0; +} + +#endif /* CONFIG_SPC1920_HPI_TEST */ diff --git a/board/spc1920/hpi.h b/board/spc1920/hpi.h new file mode 100644 index 0000000..4503873 --- /dev/null +++ b/board/spc1920/hpi.h @@ -0,0 +1,28 @@ +/* + * (C) Copyright 2006 + * Markus Klotzbuecher, DENX Software Engineering, mk@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +int hpi_init(void); + +#ifdef CONFIG_SPC1920_HPI_TEST +int hpi_test(void); +#endif diff --git a/board/spc1920/pld.h b/board/spc1920/pld.h index 3254f82..5beb71b 100644 --- a/board/spc1920/pld.h +++ b/board/spc1920/pld.h @@ -5,8 +5,8 @@ typedef struct spc1920_pld { uchar com1_en; uchar dsp_reset; uchar dsp_hpi_on; + uchar superv_mode; uchar codec_dsp_power_en; - uchar clk2_en; uchar clk3_select; uchar clk4_select; } spc1920_pld_t; diff --git a/board/spc1920/spc1920.c b/board/spc1920/spc1920.c index 028f4c6..1f5dcb5 100644 --- a/board/spc1920/spc1920.c +++ b/board/spc1920/spc1920.c @@ -27,9 +27,9 @@ #include <common.h> #include <mpc8xx.h> #include "pld.h" +#include "hpi.h" #define _NOT_USED_ 0xFFFFFFFF -/* #define debug(fmt,args...) printf (fmt ,##args) */ static long int dram_size (long int, long int *, long int); @@ -172,10 +172,12 @@ long int initdram (int board_type) memctl->memc_br1 = (CFG_SDRAM_BASE & BR_BA_MSK) | BR_MS_UPMB | BR_V; udelay (1000); + /* initalize the DSP Host Port Interface */ + hpi_init(); - /* PLD Setup */ - memctl->memc_or5 = CFG_OR5_PRELIM; - memctl->memc_br5 = CFG_BR5_PRELIM; + /* FRAM Setup */ + memctl->memc_or4 = CFG_OR4; + memctl->memc_br4 = CFG_BR4; udelay(1000); return (size_b0); @@ -207,13 +209,31 @@ int board_early_init_f(void) { volatile immap_t *immap = (immap_t *) CFG_IMMR; + /* Set Go/NoGo led (PA15) to color red */ + immap->im_ioport.iop_papar &= ~0x1; + immap->im_ioport.iop_paodr &= ~0x1; + immap->im_ioport.iop_padir |= 0x1; + immap->im_ioport.iop_padat |= 0x1; +#if 0 /* Turn on LED PD9 */ immap->im_ioport.iop_pdpar &= ~(0x0040); immap->im_ioport.iop_pddir |= 0x0040; immap->im_ioport.iop_pddat |= 0x0040; +#endif + + /* + * Enable console on SMC1. This requires turning on + * the com2_en signal and SMC1_DISABLE + */ + + /* SMC1_DISABLE: PB17 */ + immap->im_cpm.cp_pbodr &= ~0x4000; + immap->im_cpm.cp_pbpar &= ~0x4000; + immap->im_cpm.cp_pbdir |= 0x4000; + immap->im_cpm.cp_pbdat &= ~0x4000; - /* Enable PD10 (COM2_EN) */ + /* COM2_EN: PD10 */ immap->im_ioport.iop_pdpar &= ~0x0020; immap->im_ioport.iop_pddir &= ~0x4000; immap->im_ioport.iop_pddir |= 0x0020; @@ -228,6 +248,14 @@ int board_early_init_f(void) return 0; } +int last_stage_init(void) +{ +#ifdef CONFIG_SPC1920_HPI_TEST + printf("CMB1920 Host Port Interface Test: %s\n", + hpi_test() ? "Failed!" : "OK"); +#endif + return 0; +} int checkboard (void) { diff --git a/board/tqm5200/cam5200_flash.c b/board/tqm5200/cam5200_flash.c index 8c3f62e..b3f095d 100644 --- a/board/tqm5200/cam5200_flash.c +++ b/board/tqm5200/cam5200_flash.c @@ -25,7 +25,7 @@ #include <mpc5xxx.h> #include <asm/processor.h> -#ifdef CONFIG_CAM5200 +#if defined(CONFIG_CAM5200) && defined(CONFIG_CAM5200_NIOSFLASH) #if 0 #define DEBUGF(x...) printf(x) @@ -783,4 +783,4 @@ unsigned long flash_init(void) return total_b; } -#endif /* ifdef CONFIG_CAM5200 */ +#endif /* if defined(CONFIG_CAM5200) && defined(CONFIG_CAM5200_NIOSFLASH) */ diff --git a/board/uc101/Makefile b/board/uc101/Makefile new file mode 100644 index 0000000..ddfd2ef --- /dev/null +++ b/board/uc101/Makefile @@ -0,0 +1,50 @@ +# +# (C) Copyright 2003-2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).a + +COBJS := $(BOARD).o + +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(obj).depend $(OBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/uc101/config.mk b/board/uc101/config.mk new file mode 100644 index 0000000..51e8e84c --- /dev/null +++ b/board/uc101/config.mk @@ -0,0 +1,41 @@ +# +# (C) Copyright 2004 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +# +# INKA 4X0 board: +# +# Valid values for TEXT_BASE are: +# +# 0xFFE00000 boot high +# +# 0x00100000 boot from RAM (for testing only) +# + +ifndef TEXT_BASE +## Standard: boot high +TEXT_BASE = 0xFFF00000 +## For testing: boot from RAM +#TEXT_BASE = 0x00100000 +endif + +PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) -I$(TOPDIR)/board diff --git a/board/uc101/u-boot.lds b/board/uc101/u-boot.lds new file mode 100644 index 0000000..123a14c --- /dev/null +++ b/board/uc101/u-boot.lds @@ -0,0 +1,136 @@ +/* + * (C) Copyright 2003-2004 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +OUTPUT_ARCH(powerpc) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +SECTIONS +{ + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + /* WARNING - the following is hand-optimized to fit within */ + /* the sector layout of our flash chips! XXX FIXME XXX */ + + cpu/mpc5xxx/start.o (.text) + cpu/mpc5xxx/traps.o (.text) + lib_generic/crc32.o (.text) + lib_ppc/cache.o (.text) + lib_ppc/time.o (.text) + + . = DEFINED(env_offset) ? env_offset : .; + common/environment.o (.ppcenv) + + *(.text) + *(.fixup) + *(.got1) + . = ALIGN(16); + *(.rodata) + *(.rodata1) + *(.rodata.str1.4) + *(.eh_frame) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x0FFF) & 0xFFFFF000; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + *(.got) + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2; + __fixup_entries = (. - _FIXUP_TABLE_) >> 2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + . = .; + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + + . = .; + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(4096); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(4096); + __init_end = .; + + __bss_start = .; + .bss : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + _end = . ; + PROVIDE (end = .); +} diff --git a/board/uc101/uc101.c b/board/uc101/uc101.c new file mode 100644 index 0000000..b803585 --- /dev/null +++ b/board/uc101/uc101.c @@ -0,0 +1,371 @@ +/* + * (C) Copyright 2006 + * Heiko Schocher, DENX Software Engineering, hs@denx.de. + * + * (C) Copyright 2003-2004 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2004 + * Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com. + * + * (C) Copyright 2004 + * Martin Krause, TQ-Systems GmbH, martin.krause@tqs.de + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <mpc5xxx.h> +#include <pci.h> +#include <malloc.h> + +/* some SIMPLE GPIO Pins */ +#define GPIO_USB_8 (31-12) +#define GPIO_USB_7 (31-13) +#define GPIO_USB_6 (31-14) +#define GPIO_USB_0 (31-15) +#define GPIO_PSC3_7 (31-18) +#define GPIO_PSC3_6 (31-19) +#define GPIO_PSC3_1 (31-22) +#define GPIO_PSC3_0 (31-23) + +/* some simple Interrupt GPIO Pins */ +#define GPIO_PSC3_8 2 +#define GPIO_USB1_9 3 + +#define GPT_OUT_0 0x00000027 +#define GPT_OUT_1 0x00000037 +#define GPT_DISABLE 0x00000000 /* GPT pin disabled */ + +#define GP_SIMP_ENABLE_O(n, v) {pgpio->simple_dvo |= (v << n); \ + pgpio->simple_ddr |= (1 << n); \ + pgpio->simple_gpioe |= (1 << n); \ + } + +#define GP_SIMP_ENABLE_I(n) { pgpio->simple_ddr |= ~(1 << n); \ + pgpio->simple_gpioe |= (1 << n); \ + } + +#define GP_SIMP_SET_O(n, v) (pgpio->simple_dvo = v ? \ + (pgpio->simple_dvo | (1 << n)) : \ + (pgpio->simple_dvo & ~(1 << n)) ) + +#define GP_SIMP_GET_O(n) ((pgpio->simple_dvo >> n) & 1) +#define GP_SIMP_GET_I(n) ((pgpio->simple_ival >> n) & 1) + +#define GP_SINT_SET_O(n, v) (pgpio->sint_dvo = v ? \ + (pgpio->sint_dvo | (1 << n)) : \ + (pgpio->sint_dvo & ~(1 << n)) ) + +#define GP_SINT_ENABLE_O(n, v) {pgpio->sint_ode &= ~(1 << n); \ + pgpio->sint_ddr |= (1 << n); \ + GP_SINT_SET_O(n, v); \ + pgpio->sint_gpioe |= (1 << n); \ + } + +#define GP_SINT_ENABLE_I(n) { pgpio->sint_ddr |= ~(1 << n); \ + pgpio->sint_gpioe |= (1 << n); \ + } + +#define GP_SINT_GET_O(n) ((pgpio->sint_ival >> n) & 1) +#define GP_SINT_GET_I(n) ((pgpio-ntt_ival >> n) & 1) + +#define GP_TIMER_ENABLE_O(n, v) ( \ + ((volatile struct mpc5xxx_gpt *)(MPC5XXX_GPT + n))->emsr = v ? \ + GPT_OUT_1 : \ + GPT_OUT_0 ) + +#define GP_TIMER_SET_O(n, v) GP_TIMER_ENABLE_O(n, v) + +#define GP_TIMER_GET_O(n, v) ( \ + (((volatile struct mpc5xxx_gpt *)(MPC5XXX_GPT + n))->emsr & 0x10) >> 4) + +#define GP_TIMER_GET_I(n, v) ( \ + (((volatile struct mpc5xxx_gpt *)(MPC5XXX_GPT + n))->sr & 0x100) >> 8) + +#ifndef CFG_RAMBOOT +static void sdram_start (int hi_addr) +{ + long hi_addr_bit = hi_addr ? 0x01000000 : 0; + + /* unlock mode register */ + *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000000 | hi_addr_bit; + __asm__ volatile ("sync"); + + /* precharge all banks */ + *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000002 | hi_addr_bit; + __asm__ volatile ("sync"); + +#if SDRAM_DDR + /* set mode register: extended mode */ + *(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_EMODE; + __asm__ volatile ("sync"); + + /* set mode register: reset DLL */ + *(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_MODE | 0x04000000; + __asm__ volatile ("sync"); +#endif + + /* precharge all banks */ + *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000002 | hi_addr_bit; + __asm__ volatile ("sync"); + + /* auto refresh */ + *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000004 | hi_addr_bit; + __asm__ volatile ("sync"); + + /* set mode register */ + *(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_MODE; + __asm__ volatile ("sync"); + + /* normal operation */ + *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | hi_addr_bit; + __asm__ volatile ("sync"); +} +#endif + +/* + * ATTENTION: Although partially referenced initdram does NOT make real use + * use of CFG_SDRAM_BASE. The code does not work if CFG_SDRAM_BASE + * is something else than 0x00000000. + */ + +long int initdram (int board_type) +{ + ulong dramsize = 0; +#ifndef CFG_RAMBOOT + ulong test1, test2; + + /* setup SDRAM chip selects */ + *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x0000001c; /* 512MB at 0x0 */ + *(vu_long *)MPC5XXX_SDRAM_CS1CFG = 0x40000000; /* disabled */ + __asm__ volatile ("sync"); + + /* setup config registers */ + *(vu_long *)MPC5XXX_SDRAM_CONFIG1 = SDRAM_CONFIG1; + *(vu_long *)MPC5XXX_SDRAM_CONFIG2 = SDRAM_CONFIG2; + __asm__ volatile ("sync"); + +#if SDRAM_DDR + /* set tap delay */ + *(vu_long *)MPC5XXX_CDM_PORCFG = SDRAM_TAPDELAY; + __asm__ volatile ("sync"); +#endif + + /* find RAM size using SDRAM CS0 only */ + sdram_start(0); + test1 = get_ram_size((ulong *)CFG_SDRAM_BASE, 0x20000000); + sdram_start(1); + test2 = get_ram_size((ulong *)CFG_SDRAM_BASE, 0x20000000); + if (test1 > test2) { + sdram_start(0); + dramsize = test1; + } else { + dramsize = test2; + } + + /* memory smaller than 1MB is impossible */ + if (dramsize < (1 << 20)) { + dramsize = 0; + } + + /* set SDRAM CS0 size according to the amount of RAM found */ + if (dramsize > 0) { + *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x13 + + __builtin_ffs(dramsize >> 20) - 1; + } else { + *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0; /* disabled */ + } + + *(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize; /* disabled */ +#else /* CFG_RAMBOOT */ + + /* retrieve size of memory connected to SDRAM CS0 */ + dramsize = *(vu_long *)MPC5XXX_SDRAM_CS0CFG & 0xFF; + if (dramsize >= 0x13) { + dramsize = (1 << (dramsize - 0x13)) << 20; + } else { + dramsize = 0; + } + + /* retrieve size of memory connected to SDRAM CS1 */ + dramsize2 = *(vu_long *)MPC5XXX_SDRAM_CS1CFG & 0xFF; + if (dramsize2 >= 0x13) { + dramsize2 = (1 << (dramsize2 - 0x13)) << 20; + } else { + dramsize2 = 0; + } + +#endif /* CFG_RAMBOOT */ + +/* return dramsize + dramsize2; */ + return dramsize; +} + +int checkboard (void) +{ + puts ("Board: MAN UC101\n"); + return 0; +} + +static void init_ports (void) +{ + volatile struct mpc5xxx_gpio *pgpio = + (struct mpc5xxx_gpio *)MPC5XXX_GPIO; + + GP_SIMP_ENABLE_I(GPIO_USB_8); /* HEX Bit 3 */ + GP_SIMP_ENABLE_I(GPIO_USB_7); /* HEX Bit 2 */ + GP_SIMP_ENABLE_I(GPIO_USB_6); /* HEX Bit 1 */ + GP_SIMP_ENABLE_I(GPIO_USB_0); /* HEX Bit 0 */ + GP_SIMP_ENABLE_I(GPIO_PSC3_0); /* Switch Menue A */ + GP_SIMP_ENABLE_I(GPIO_PSC3_1); /* Switch Menue B */ + GP_SIMP_ENABLE_I(GPIO_PSC3_6); /* Switch Cold_Warm */ + GP_SIMP_ENABLE_I(GPIO_PSC3_7); /* Switch Restart */ + GP_SINT_ENABLE_O(GPIO_PSC3_8, 0); /* LED H2 */ + GP_SINT_ENABLE_O(GPIO_USB1_9, 0); /* LED H3 */ + GP_TIMER_ENABLE_O(4, 0); /* LED H4 */ + GP_TIMER_ENABLE_O(5, 0); /* LED H5 */ + GP_TIMER_ENABLE_O(3, 0); /* LED HB */ + GP_TIMER_ENABLE_O(1, 0); /* RES_COLDSTART */ +} + +#ifdef CONFIG_PREBOOT + +static uchar kbd_magic_prefix[] = "key_magic"; +static uchar kbd_command_prefix[] = "key_cmd"; + +struct kbd_data_t { + char s1; +}; + +struct kbd_data_t* get_keys (struct kbd_data_t *kbd_data) +{ + volatile struct mpc5xxx_gpio *pgpio = + (struct mpc5xxx_gpio *)MPC5XXX_GPIO; + + kbd_data->s1 = GP_SIMP_GET_I(GPIO_USB_8) << 3 | \ + GP_SIMP_GET_I(GPIO_USB_7) << 2 | \ + GP_SIMP_GET_I(GPIO_USB_6) << 1 | \ + GP_SIMP_GET_I(GPIO_USB_0) << 0; + return kbd_data; +} + +static int compare_magic (const struct kbd_data_t *kbd_data, uchar *str) +{ + char s1 = str[0]; + + if (s1 >= '0' && s1 <= '9') + s1 -= '0'; + else if (s1 >= 'a' && s1 <= 'f') + s1 = s1 - 'a' + 10; + else if (s1 >= 'A' && s1 <= 'F') + s1 = s1 - 'A' + 10; + else + return -1; + + if (s1 != kbd_data->s1) return -1; + return 0; +} + +static uchar *key_match (const struct kbd_data_t *kbd_data) +{ + uchar magic[sizeof (kbd_magic_prefix) + 1]; + uchar *suffix; + uchar *kbd_magic_keys; + + /* + * The following string defines the characters that can be appended + * to "key_magic" to form the names of environment variables that + * hold "magic" key codes, i. e. such key codes that can cause + * pre-boot actions. If the string is empty (""), then only + * "key_magic" is checked (old behaviour); the string "125" causes + * checks for "key_magic1", "key_magic2" and "key_magic5", etc. + */ + if ((kbd_magic_keys = getenv ("magic_keys")) == NULL) + kbd_magic_keys = ""; + + /* loop over all magic keys; + * use '\0' suffix in case of empty string + */ + for (suffix = kbd_magic_keys; *suffix || + suffix == kbd_magic_keys; ++suffix) { + sprintf (magic, "%s%c", kbd_magic_prefix, *suffix); + + if (compare_magic(kbd_data, getenv(magic)) == 0) { + uchar cmd_name[sizeof (kbd_command_prefix) + 1]; + char *cmd; + + sprintf (cmd_name, "%s%c", kbd_command_prefix, *suffix); + cmd = getenv (cmd_name); + + return (cmd); + } + } + + return (NULL); +} + +#endif /* CONFIG_PREBOOT */ + +int misc_init_r (void) +{ + /* Init the I/O ports */ + init_ports (); + +#ifdef CONFIG_PREBOOT + struct kbd_data_t kbd_data; + /* Decode keys */ + uchar *str = strdup (key_match (get_keys (&kbd_data))); + /* Set or delete definition */ + setenv ("preboot", str); + free (str); +#endif /* CONFIG_PREBOOT */ + return 0; +} + +int board_early_init_r (void) +{ + *(vu_long *)MPC5XXX_BOOTCS_CFG &= ~0x1; /* clear RO */ + *(vu_long *)MPC5XXX_BOOTCS_START = + *(vu_long *)MPC5XXX_CS0_START = START_REG(CFG_FLASH_BASE); + *(vu_long *)MPC5XXX_BOOTCS_STOP = + *(vu_long *)MPC5XXX_CS0_STOP = STOP_REG(CFG_FLASH_BASE, CFG_FLASH_SIZE); + /* Interbus enable it here ?? */ + *(vu_long *)MPC5XXX_GPT6_ENABLE = GPT_OUT_1; + return 0; +} +#ifdef CONFIG_PCI +static struct pci_controller hose; + +extern void pci_mpc5xxx_init(struct pci_controller *); + +void pci_init_board(void) +{ + pci_mpc5xxx_init(&hose); +} +#endif + +#if defined(CONFIG_HW_WATCHDOG) +void hw_watchdog_reset(void) +{ + /* Trigger HW Watchdog with TIMER_0 */ + *(vu_long *)MPC5XXX_GPT0_ENABLE = GPT_OUT_1; + *(vu_long *)MPC5XXX_GPT0_ENABLE = GPT_OUT_0; +} +#endif diff --git a/board/v38b/v38b.c b/board/v38b/v38b.c index dede996..ace4aa2 100644 --- a/board/v38b/v38b.c +++ b/board/v38b/v38b.c @@ -191,16 +191,8 @@ int checkboard (void) return 0; } - -int board_early_init_r(void) +int board_early_init_f(void) { - /* - * Now, when we are in RAM, enable flash write access for the - * detection process. Note that CS_BOOT cannot be cleared when - * executing in flash. - */ - *(vu_long *) MPC5XXX_BOOTCS_CFG &= ~0x1; /* clear RO */ - #ifdef CONFIG_HW_WATCHDOG /* * Enable and configure the direction (output) of PSC3_9 - watchdog @@ -210,6 +202,17 @@ int board_early_init_r(void) *(vu_long *) MPC5XXX_WU_GPIO_ENABLE |= GPIO_PSC3_9; *(vu_long *) MPC5XXX_WU_GPIO_DIR |= GPIO_PSC3_9; #endif /* CONFIG_HW_WATCHDOG */ + return 0; +} + +int board_early_init_r(void) +{ + /* + * Now, when we are in RAM, enable flash write access for the + * detection process. Note that CS_BOOT cannot be cleared when + * executing in flash. + */ + *(vu_long *) MPC5XXX_BOOTCS_CFG &= ~0x1; /* clear RO */ /* * Enable GPIO_WKUP_7 to "read the status of the actual power |