diff options
Diffstat (limited to 'board/amcc')
40 files changed, 2577 insertions, 1195 deletions
diff --git a/board/amcc/acadia/u-boot-nand.lds b/board/amcc/acadia/u-boot-nand.lds index a5dae0e..27dfe08 100644 --- a/board/amcc/acadia/u-boot-nand.lds +++ b/board/amcc/acadia/u-boot-nand.lds @@ -124,7 +124,7 @@ SECTIONS __init_end = .; __bss_start = .; - .bss : + .bss (NOLOAD) : { *(.sbss) *(.scommon) *(.dynbss) diff --git a/board/amcc/acadia/u-boot.lds b/board/amcc/acadia/u-boot.lds index b08c999..7dd0bb3 100644 --- a/board/amcc/acadia/u-boot.lds +++ b/board/amcc/acadia/u-boot.lds @@ -125,7 +125,7 @@ SECTIONS __init_end = .; __bss_start = .; - .bss : + .bss (NOLOAD) : { *(.sbss) *(.scommon) *(.dynbss) diff --git a/board/amcc/bamboo/bamboo.c b/board/amcc/bamboo/bamboo.c index 00c793a..c4eace5 100644 --- a/board/amcc/bamboo/bamboo.c +++ b/board/amcc/bamboo/bamboo.c @@ -67,13 +67,13 @@ const unsigned char cfg_simulate_spd_eeprom[128] = { 0x00, /* Module data width continued: +0 */ 0x04, /* 2.5 Volt */ 0x75, /* SDRAM Cycle Time (cas latency 2.5) = 7.5 ns */ + 0x00, /* SDRAM Access from clock */ #ifdef CONFIG_DDR_ECC 0x02, /* ECC ON : 02 OFF : 00 */ #else 0x00, /* ECC ON : 02 OFF : 00 */ #endif - 0x82, /* refresh Rate Type: Normal (15.625us) + Self refresh */ - 0, + 0x82, /* refresh Rate Type: Normal (7.8us) + Self refresh */ 0, 0, 0x01, /* wcsbc = 1 */ diff --git a/board/amcc/bamboo/u-boot-nand.lds b/board/amcc/bamboo/u-boot-nand.lds index a5dae0e..27dfe08 100644 --- a/board/amcc/bamboo/u-boot-nand.lds +++ b/board/amcc/bamboo/u-boot-nand.lds @@ -124,7 +124,7 @@ SECTIONS __init_end = .; __bss_start = .; - .bss : + .bss (NOLOAD) : { *(.sbss) *(.scommon) *(.dynbss) diff --git a/board/amcc/bamboo/u-boot.lds b/board/amcc/bamboo/u-boot.lds index 0375618..045af28 100644 --- a/board/amcc/bamboo/u-boot.lds +++ b/board/amcc/bamboo/u-boot.lds @@ -133,7 +133,7 @@ SECTIONS __init_end = .; __bss_start = .; - .bss : + .bss (NOLOAD) : { *(.sbss) *(.scommon) *(.dynbss) diff --git a/board/amcc/bubinga/u-boot.lds b/board/amcc/bubinga/u-boot.lds index be03092..7dd0bb3 100644 --- a/board/amcc/bubinga/u-boot.lds +++ b/board/amcc/bubinga/u-boot.lds @@ -62,19 +62,6 @@ SECTIONS /* the sector layout of our flash chips! XXX FIXME XXX */ cpu/ppc4xx/start.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) @@ -138,7 +125,7 @@ SECTIONS __init_end = .; __bss_start = .; - .bss : + .bss (NOLOAD) : { *(.sbss) *(.scommon) *(.dynbss) diff --git a/board/amcc/ebony/u-boot.lds b/board/amcc/ebony/u-boot.lds index 5a1c5b1..3a6389c 100644 --- a/board/amcc/ebony/u-boot.lds +++ b/board/amcc/ebony/u-boot.lds @@ -68,19 +68,6 @@ SECTIONS cpu/ppc4xx/start.o (.text) board/amcc/ebony/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) @@ -145,7 +132,7 @@ SECTIONS __init_end = .; __bss_start = .; - .bss : + .bss (NOLOAD) : { *(.sbss) *(.scommon) *(.dynbss) diff --git a/board/amcc/katmai/katmai.c b/board/amcc/katmai/katmai.c index a49066f..e41caaf 100644 --- a/board/amcc/katmai/katmai.c +++ b/board/amcc/katmai/katmai.c @@ -1,5 +1,5 @@ /* - * (C) Copyright 2007 + * (C) Copyright 2007-2008 * Stefan Roese, DENX Software Engineering, sr@denx.de. * * See file CREDITS for list of people who contributed to this @@ -24,21 +24,16 @@ #include <common.h> #include <ppc4xx.h> -#include <asm/processor.h> #include <i2c.h> -#include <asm-ppc/io.h> -#include <asm-ppc/gpio.h> - -#include "../cpu/ppc4xx/440spe_pcie.h" - -#undef PCIE_ENDPOINT -/* #define PCIE_ENDPOINT 1 */ +#include <libfdt.h> +#include <fdt_support.h> +#include <asm/processor.h> +#include <asm/io.h> +#include <asm/gpio.h> +#include <asm/4xx_pcie.h> DECLARE_GLOBAL_DATA_PTR; -int ppc440spe_init_pcie_rootport(int port); -void ppc440spe_setup_pcie(struct pci_controller *hose, int port); - int board_early_init_f (void) { unsigned long mfr; @@ -224,10 +219,9 @@ int board_early_init_f (void) mtdcr (uic0sr, 0x00000000); /* clear all interrupts*/ mtdcr (uic0sr, 0xffffffff); /* clear all interrupts*/ -/* SDR0_MFR should be part of Ethernet init */ - mfsdr (sdr_mfr, mfr); - mfr &= ~SDR0_MFR_ECS_MASK; -/* mtsdr(sdr_mfr, mfr); */ + mfsdr(sdr_mfr, mfr); + mfr |= SDR0_MFR_FIXD; /* Workaround for PCI/DMA */ + mtsdr(sdr_mfr, mfr); mtsdr(SDR0_PFC0, CFG_PFC0); @@ -252,6 +246,18 @@ int checkboard (void) return 0; } +/* + * Override the default functions in cpu/ppc4xx/44x_spd_ddr2.c with + * board specific values. + */ +u32 ddr_wrdtr(u32 default_val) { + return (SDRAM_WRDTR_LLWP_1_CYC | SDRAM_WRDTR_WTR_180_DEG_ADV | 0x823); +} + +u32 ddr_clktr(u32 default_val) { + return (SDRAM_CLKTR_CLKP_90_DEG_ADV); +} + #if defined(CFG_DRAM_TEST) int testdram (void) { @@ -396,6 +402,7 @@ void pcie_setup_hoses(int busno) { struct pci_controller *hose; int i, bus; + int ret = 0; char *env; unsigned int delay; @@ -409,12 +416,13 @@ void pcie_setup_hoses(int busno) if (!katmai_pcie_card_present(i)) continue; -#ifdef PCIE_ENDPOINT - if (ppc440spe_init_pcie_endport(i)) { -#else - if (ppc440spe_init_pcie_rootport(i)) { -#endif - printf("PCIE%d: initialization failed\n", i); + if (is_end_point(i)) + ret = ppc4xx_init_pcie_endport(i); + else + ret = ppc4xx_init_pcie_rootport(i); + if (ret) { + printf("PCIE%d: initialization as %s failed\n", i, + is_end_point(i) ? "endpoint" : "root-complex"); continue; } @@ -428,35 +436,33 @@ void pcie_setup_hoses(int busno) CFG_PCIE_MEMBASE + i * CFG_PCIE_MEMSIZE, CFG_PCIE_MEMBASE + i * CFG_PCIE_MEMSIZE, CFG_PCIE_MEMSIZE, - PCI_REGION_MEM - ); + PCI_REGION_MEM); hose->region_count = 1; pci_register_hose(hose); -#ifdef PCIE_ENDPOINT - ppc440spe_setup_pcie_endpoint(hose, i); - /* - * Reson for no scanning is endpoint can not generate - * upstream configuration accesses. - */ -#else - ppc440spe_setup_pcie_rootpoint(hose, i); - - env = getenv ("pciscandelay"); - if (env != NULL) { - delay = simple_strtoul (env, NULL, 10); - if (delay > 5) - printf ("Warning, expect noticable delay before PCIe" - "scan due to 'pciscandelay' value!\n"); - mdelay (delay * 1000); + if (is_end_point(i)) { + ppc4xx_setup_pcie_endpoint(hose, i); + /* + * Reson for no scanning is endpoint can not generate + * upstream configuration accesses. + */ + } else { + ppc4xx_setup_pcie_rootpoint(hose, i); + env = getenv ("pciscandelay"); + if (env != NULL) { + delay = simple_strtoul(env, NULL, 10); + if (delay > 5) + printf("Warning, expect noticable delay before " + "PCIe scan due to 'pciscandelay' value!\n"); + mdelay(delay * 1000); + } + + /* + * Config access can only go down stream + */ + hose->last_busno = pci_hose_scan(hose); + bus = hose->last_busno + 1; } - - /* - * Config access can only go down stream - */ - hose->last_busno = pci_hose_scan(hose); - bus = hose->last_busno + 1; -#endif } } #endif /* defined(CONFIG_PCI) */ @@ -541,3 +547,24 @@ int post_hotkeys_pressed(void) return (ctrlc()); } #endif + +#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) +void ft_board_setup(void *blob, bd_t *bd) +{ + u32 val[4]; + int rc; + + ft_cpu_setup(blob, bd); + + /* Fixup NOR mapping */ + val[0] = 0; /* chip select number */ + val[1] = 0; /* always 0 */ + val[2] = gd->bd->bi_flashstart; + val[3] = gd->bd->bi_flashsize; + rc = fdt_find_and_setprop(blob, "/plb/opb/ebc", "ranges", + val, sizeof(val), 1); + if (rc) + printf("Unable to update property NOR mapping, err=%s\n", + fdt_strerror(rc)); +} +#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */ diff --git a/board/amcc/katmai/u-boot.lds b/board/amcc/katmai/u-boot.lds index bf8fc5d..2474146 100644 --- a/board/amcc/katmai/u-boot.lds +++ b/board/amcc/katmai/u-boot.lds @@ -129,7 +129,7 @@ SECTIONS __init_end = .; __bss_start = .; - .bss : + .bss (NOLOAD) : { *(.sbss) *(.scommon) *(.dynbss) diff --git a/board/amcc/kilauea/Makefile b/board/amcc/kilauea/Makefile new file mode 100644 index 0000000..b8da25f --- /dev/null +++ b/board/amcc/kilauea/Makefile @@ -0,0 +1,50 @@ +# +# (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 $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).a + +COBJS = $(BOARD).o cmd_pll.o memory.o +SOBJS = init.o + +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) + +$(LIB): $(obj).depend $(OBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) + +clean: + rm -f $(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/kilauea/cmd_pll.c b/board/amcc/kilauea/cmd_pll.c new file mode 100644 index 0000000..b2666dd --- /dev/null +++ b/board/amcc/kilauea/cmd_pll.c @@ -0,0 +1,297 @@ +/* + * (C) Copyright 2000, 2001 + * 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 + * + */ + +/* + * ehnus: change pll frequency. + * Wed Sep 5 11:45:17 CST 2007 + * hsun@udtech.com.cn + */ + + +#include <common.h> +#include <config.h> +#include <command.h> +#include <i2c.h> + +#ifdef CONFIG_CMD_EEPROM + +#define EEPROM_CONF_OFFSET 0 +#define EEPROM_TEST_OFFSET 16 +#define EEPROM_SDSTP_PARAM 16 + +#define PLL_NAME_MAX 12 +#define BUF_STEP 8 + +/* eeprom_wirtes 8Byte per op. */ +#define EEPROM_ALTER_FREQ(freq) \ + do { \ + int __i; \ + for (__i = 0; __i < 2; __i++) \ + eeprom_write (CFG_I2C_EEPROM_ADDR, \ + EEPROM_CONF_OFFSET + __i*BUF_STEP, \ + pll_select[freq], \ + BUF_STEP + __i*BUF_STEP); \ + } while (0) + +#define PDEBUG +#ifdef PDEBUG +#define PLL_DEBUG pll_debug(EEPROM_CONF_OFFSET) +#else +#define PLL_DEBUG +#endif + +typedef enum { + PLL_ebc20, + PLL_333, + PLL_4001, + PLL_4002, + PLL_533, + PLL_600, + PLL_666, /* For now, kilauea can't support */ + RCONF, + WTEST, + PLL_TOTAL +} pll_freq_t; + +static const char +pll_name[][PLL_NAME_MAX] = { + "PLL_ebc20", + "PLL_333", + "PLL_400@1", + "PLL_400@2", + "PLL_533", + "PLL_600", + "PLL_666", + "RCONF", + "WTEST", + "" +}; + +/* + * ehnus: + */ +static uchar +pll_select[][EEPROM_SDSTP_PARAM] = { + /* 0: CPU 333MHz EBC 20MHz, for test only */ + { + 0x8c, 0x12, 0xec, 0x12, 0x88, 0x00, 0x0a, 0x00, + 0x40, 0x08, 0x23, 0x50, 0x00, 0x05, 0x00, 0x00 + }, + + /* 0: 333 */ + { + 0x8c, 0x12, 0xec, 0x12, 0x98, 0x00, 0x0a, 0x00, + 0x40, 0x08, 0x23, 0x50, 0x00, 0x05, 0x00, 0x00 + }, + + /* 1: 400_266 */ + { + 0x8e, 0x0e, 0xe8, 0x13, 0x98, 0x00, 0x0a, 0x00, + 0x40, 0x08, 0x23, 0x50, 0x00, 0x05, 0x00, 0x00 + }, + + /* 2: 400 */ + { + 0x8e, 0x0e, 0xe8, 0x12, 0x98, 0x00, 0x0a, 0x00, + 0x40, 0x08, 0x23, 0x50, 0x00, 0x05, 0x00, 0x00 + }, + + /* 3: 533 */ + { + 0x8e, 0x43, 0x60, 0x13, 0x98, 0x00, 0x0a, 0x00, + 0x40, 0x08, 0x23, 0x50, 0x00, 0x05, 0x00, 0x00 + }, + + /* 4: 600 */ + { + 0x8d, 0x02, 0x34, 0x13, 0x98, 0x00, 0x0a, 0x00, + 0x40, 0x08, 0x23, 0x50, 0x00, 0x05, 0x00, 0x00 + }, + + /* 5: 666 */ + { + 0x8d, 0x03, 0x78, 0x13, 0x98, 0x00, 0x0a, 0x00, + 0x40, 0x08, 0x23, 0x50, 0x00, 0x05, 0x00, 0x00 + }, + + {} +}; + +static uchar +testbuf[EEPROM_SDSTP_PARAM] = { + 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, + 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff +}; + +static void +pll_debug(int off) +{ + int i; + uchar buffer[EEPROM_SDSTP_PARAM]; + + memset(buffer, 0, sizeof(buffer)); + eeprom_read(CFG_I2C_EEPROM_ADDR, off, + buffer, EEPROM_SDSTP_PARAM); + + printf("Debug: SDSTP[0-3] at offset \"0x%02x\" lists as follows: \n", off); + for (i = 0; i < EEPROM_SDSTP_PARAM; i++) + printf("%02x ", buffer[i]); + printf("\n"); +} + +static void +test_write(void) +{ + printf("Debug: test eeprom_write ... "); + + /* + * Write twice, 8 bytes per write + */ + eeprom_write (CFG_I2C_EEPROM_ADDR, EEPROM_TEST_OFFSET, + testbuf, 8); + eeprom_write (CFG_I2C_EEPROM_ADDR, EEPROM_TEST_OFFSET+8, + testbuf, 16); + printf("done\n"); + + pll_debug(EEPROM_TEST_OFFSET); +} + +int +do_pll_alter (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + char c = '\0'; + pll_freq_t pll_freq; + if (argc < 2) { + printf("Usage: \n%s\n", cmdtp->usage); + goto ret; + } + + for (pll_freq = PLL_ebc20; pll_freq < PLL_TOTAL; pll_freq++) + if (!strcmp(pll_name[pll_freq], argv[1])) + break; + + switch (pll_freq) { + case PLL_ebc20: + case PLL_333: + case PLL_4001: + case PLL_4002: + case PLL_533: + case PLL_600: + EEPROM_ALTER_FREQ(pll_freq); + break; + + case PLL_666: /* not support */ + printf("Choose this option will result in a boot failure." + "\nContinue? (Y/N): "); + + c = getc(); putc('\n'); + + if ((c == 'y') || (c == 'Y')) { + EEPROM_ALTER_FREQ(pll_freq); + break; + } + goto ret; + + case RCONF: + pll_debug(EEPROM_CONF_OFFSET); + goto ret; + case WTEST: + printf("DEBUG: write test\n"); + test_write(); + goto ret; + + default: + printf("Invalid options" + "\n\nUsage: \n%s\n", cmdtp->usage); + goto ret; + } + + printf("PLL set to %s, " + "reset the board to take effect\n", pll_name[pll_freq]); + + PLL_DEBUG; +ret: + return 0; +} + +U_BOOT_CMD( + pllalter, CFG_MAXARGS, 1, do_pll_alter, + "pllalter- change pll frequence \n", + "pllalter <selection> - change pll frequence \n\n\ + ** New freq take effect after reset. ** \n\ + ----------------------------------------------\n\ + PLL_ebc20: Board: AMCC 405EX(r) Evaluation Board\n\ + \t Same as PLL_333 \n\ + \t except \n\ + \t EBC: 20 MHz \n\ + ----------------------------------------------\n\ + PLL_333: Board: AMCC 405EX(r) Evaluation Board\n\ + \t VCO: 666 MHz \n\ + \t CPU: 333 MHz \n\ + \t PLB: 166 MHz \n\ + \t OPB: 83 MHz \n\ + \t DDR: 83 MHz \n\ + ------------------------------------------------\n\ + PLL_400@1: Board: AMCC 405EX(r) Evaluation Board\n\ + \t VCO: 800 MHz \n\ + \t CPU: 400 MHz \n\ + \t PLB: 133 MHz \n\ + \t OPB: 66 MHz \n\ + \t DDR: 133 MHz \n\ + ------------------------------------------------\n\ + PLL_400@2: Board: AMCC 405EX(r) Evaluation Board\n\ + \t VCO: 800 MHz \n\ + \t CPU: 400 MHz \n\ + \t PLB: 200 MHz \n\ + \t OPB: 100 MHz \n\ + \t DDR: 200 MHz \n\ + ----------------------------------------------\n\ + PLL_533: Board: AMCC 405EX(r) Evaluation Board\n\ + \t VCO: 1066 MHz \n\ + \t CPU: 533 MHz \n\ + \t PLB: 177 MHz \n\ + \t OPB: 88 MHz \n\ + \t DDR: 177 MHz \n\ + ----------------------------------------------\n\ + PLL_600: Board: AMCC 405EX(r) Evaluation Board\n\ + \t VCO: 1200 MHz \n\ + \t CPU: 600 MHz \n\ + \t PLB: 200 MHz \n\ + \t OPB: 100 MHz \n\ + \t DDR: 200 MHz \n\ + ----------------------------------------------\n\ + PLL_666: Board: AMCC 405EX(r) Evaluation Board\n\ + \t VCO: 1333 MHz \n\ + \t CPU: 666 MHz \n\ + \t PLB: 166 MHz \n\ + \t OPB: 83 MHz \n\ + \t DDR: 166 MHz \n\ + -----------------------------------------------\n\ + RCONF: Read current eeprom configuration. \n\ + -----------------------------------------------\n\ + WTEST: Test EEPROM write with predefined values\n\ + -----------------------------------------------\n" + ); + +#endif /* (CONFIG_COMMANDS & CFG_CMD_EEPROM) */ diff --git a/board/amcc/kilauea/config.mk b/board/amcc/kilauea/config.mk new file mode 100644 index 0000000..f5800eb --- /dev/null +++ b/board/amcc/kilauea/config.mk @@ -0,0 +1,32 @@ +# +# (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 +# + +sinclude $(OBJTREE)/board/$(BOARDDIR)/config.tmp + +ifndef TEXT_BASE +TEXT_BASE = 0xFFFA0000 +endif + +ifeq ($(debug),1) +PLATFORM_CPPFLAGS += -DDEBUG +endif diff --git a/board/amcc/kilauea/init.S b/board/amcc/kilauea/init.S new file mode 100644 index 0000000..4338744 --- /dev/null +++ b/board/amcc/kilauea/init.S @@ -0,0 +1,154 @@ +/* + * (C) Copyright 2007 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * Based on code provided from UDTech and AMCC + * + * 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 <ppc4xx.h> + +#include <ppc_asm.tmpl> +#include <ppc_defs.h> + +#define mtsdram_as(reg, value) \ + addi r4,0,reg ; \ + mtdcr memcfga,r4 ; \ + addis r4,0,value@h ; \ + ori r4,r4,value@l ; \ + mtdcr memcfgd,r4 ; + + .globl ext_bus_cntlr_init +ext_bus_cntlr_init: +#if !defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL) + + /* + * DDR2 setup + */ + + /* Following the DDR Core Manual, here is the initialization */ + + /* Step 1 */ + + /* Step 2 */ + + /* Step 3 */ + + /* base=00000000, size=256MByte (6), mode=7 (n*10*8) */ + mtsdram_as(SDRAM_MB0CF, 0x00006701); + + /* SET SDRAM_MB1CF - Not enabled */ + mtsdram_as(SDRAM_MB1CF, 0x00000000); + + /* SET SDRAM_MB2CF - Not enabled */ + mtsdram_as(SDRAM_MB2CF, 0x00000000); + + /* SET SDRAM_MB3CF - Not enabled */ + mtsdram_as(SDRAM_MB3CF, 0x00000000); + + /* SDRAM_CLKTR: Adv Addr clock by 90 deg */ + mtsdram_as(SDRAM_CLKTR, 0x80000000); + + /* Refresh Time register (0x30) Refresh every 7.8125uS */ + mtsdram_as(SDRAM_RTR, 0x06180000); + + /* SDRAM_SDTR1 */ + mtsdram_as(SDRAM_SDTR1, 0x80201000); + + /* SDRAM_SDTR2 */ + mtsdram_as(SDRAM_SDTR2, 0x32204232); + + /* SDRAM_SDTR3 */ + mtsdram_as(SDRAM_SDTR3, 0x080b0d1a); + + mtsdram_as(SDRAM_MMODE, 0x00000442); + mtsdram_as(SDRAM_MEMODE, 0x00000404); + + /* SDRAM0_MCOPT1 (0X20) No ECC Gen */ + mtsdram_as(SDRAM_MCOPT1, 0x04322000); + + /* NOP */ + mtsdram_as(SDRAM_INITPLR0, 0xa8380000); + /* precharge 3 DDR clock cycle */ + mtsdram_as(SDRAM_INITPLR1, 0x81900400); + /* EMR2 twr = 2tck */ + mtsdram_as(SDRAM_INITPLR2, 0x81020000); + /* EMR3 twr = 2tck */ + mtsdram_as(SDRAM_INITPLR3, 0x81030000); + /* EMR DLL ENABLE twr = 2tck */ + mtsdram_as(SDRAM_INITPLR4, 0x81010404); + /* MR w/ DLL reset + * Note: 5 is CL. May need to be changed + */ + mtsdram_as(SDRAM_INITPLR5, 0x81000542); + /* precharge 3 DDR clock cycle */ + mtsdram_as(SDRAM_INITPLR6, 0x81900400); + /* Auto-refresh trfc = 26tck */ + mtsdram_as(SDRAM_INITPLR7, 0x8D080000); + /* Auto-refresh trfc = 26tck */ + mtsdram_as(SDRAM_INITPLR8, 0x8D080000); + /* Auto-refresh */ + mtsdram_as(SDRAM_INITPLR9, 0x8D080000); + /* Auto-refresh */ + mtsdram_as(SDRAM_INITPLR10, 0x8D080000); + /* MRS - normal operation; wait 2 cycle (set wait to tMRD) */ + mtsdram_as(SDRAM_INITPLR11, 0x81000442); + mtsdram_as(SDRAM_INITPLR12, 0x81010780); + mtsdram_as(SDRAM_INITPLR13, 0x81010400); + mtsdram_as(SDRAM_INITPLR14, 0x00000000); + mtsdram_as(SDRAM_INITPLR15, 0x00000000); + + /* SET MCIF0_CODT Die Termination On */ + mtsdram_as(SDRAM_CODT, 0x0080f837); + mtsdram_as(SDRAM_MODT0, 0x01800000); + mtsdram_as(SDRAM_MODT1, 0x00000000); + + mtsdram_as(SDRAM_WRDTR, 0x00000000); + + /* SDRAM0_MCOPT2 (0X21) Start initialization */ + mtsdram_as(SDRAM_MCOPT2, 0x20000000); + + /* Step 5 */ + lis r3,0x1 /* 400000 = wait 100ms */ + mtctr r3 + +pll_wait: + bdnz pll_wait + + /* Step 6 */ + + /* SDRAM_DLCR */ + mtsdram_as(SDRAM_DLCR, 0x030000a5); + + /* SDRAM_RDCC */ + mtsdram_as(SDRAM_RDCC, 0x40000000); + + /* SDRAM_RQDC */ + mtsdram_as(SDRAM_RQDC, 0x80000038); + + /* SDRAM_RFDC */ + mtsdram_as(SDRAM_RFDC, 0x00000209); + + /* Enable memory controller */ + mtsdram_as(SDRAM_MCOPT2, 0x28000000); +#endif /* #ifndef CONFIG_NAND_U_BOOT */ + + blr diff --git a/board/amcc/kilauea/kilauea.c b/board/amcc/kilauea/kilauea.c new file mode 100644 index 0000000..2ee896a --- /dev/null +++ b/board/amcc/kilauea/kilauea.c @@ -0,0 +1,392 @@ +/* + * (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 <ppc4xx.h> +#include <ppc405.h> +#include <libfdt.h> +#include <fdt_support.h> +#include <asm/processor.h> +#include <asm/io.h> + +#if defined(CONFIG_PCI) +#include <pci.h> +#include <asm/4xx_pcie.h> +#endif + +DECLARE_GLOBAL_DATA_PTR; + +extern flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ + +/* + * Board early initialization function + */ +int board_early_init_f (void) +{ + u32 val; + + /*--------------------------------------------------------------------+ + | Interrupt controller setup for the AMCC 405EX(r) PINE evaluation board. + +--------------------------------------------------------------------+ + +---------------------------------------------------------------------+ + |Interrupt| Source | Pol. | Sensi.| Crit. | + +---------+-----------------------------------+-------+-------+-------+ + | IRQ 00 | UART0 | High | Level | Non | + | IRQ 01 | UART1 | High | Level | Non | + | IRQ 02 | IIC0 | High | Level | Non | + | IRQ 03 | TBD | High | Level | Non | + | IRQ 04 | TBD | High | Level | Non | + | IRQ 05 | EBM | High | Level | Non | + | IRQ 06 | BGI | High | Level | Non | + | IRQ 07 | IIC1 | Rising| Edge | Non | + | IRQ 08 | SPI | High | Lvl/ed| Non | + | IRQ 09 | External IRQ 0 - (PCI-Express) | pgm H | Pgm | Non | + | IRQ 10 | MAL TX EOB | High | Level | Non | + | IRQ 11 | MAL RX EOB | High | Level | Non | + | IRQ 12 | DMA Channel 0 FIFO Full | High | Level | Non | + | IRQ 13 | DMA Channel 0 Stat FIFO | High | Level | Non | + | IRQ 14 | DMA Channel 1 FIFO Full | High | Level | Non | + | IRQ 15 | DMA Channel 1 Stat FIFO | High | Level | Non | + | IRQ 16 | PCIE0 AL | high | Level | Non | + | IRQ 17 | PCIE0 VPD access | rising| Edge | Non | + | IRQ 18 | PCIE0 hot reset request | rising| Edge | Non | + | IRQ 19 | PCIE0 hot reset request | faling| Edge | Non | + | IRQ 20 | PCIE0 TCR | High | Level | Non | + | IRQ 21 | PCIE0 MSI level0 | High | Level | Non | + | IRQ 22 | PCIE0 MSI level1 | High | Level | Non | + | IRQ 23 | Security EIP-94 | High | Level | Non | + | IRQ 24 | EMAC0 interrupt | High | Level | Non | + | IRQ 25 | EMAC1 interrupt | High | Level | Non | + | IRQ 26 | PCIE0 MSI level2 | High | Level | Non | + | IRQ 27 | External IRQ 4 | pgm H | Pgm | Non | + | IRQ 28 | UIC2 Non-critical Int. | High | Level | Non | + | IRQ 29 | UIC2 Critical Interrupt | High | Level | Crit. | + | IRQ 30 | UIC1 Non-critical Int. | High | Level | Non | + | IRQ 31 | UIC1 Critical Interrupt | High | Level | Crit. | + |---------------------------------------------------------------------- + | IRQ 32 | MAL Serr | High | Level | Non | + | IRQ 33 | MAL Txde | High | Level | Non | + | IRQ 34 | MAL Rxde | High | Level | Non | + | IRQ 35 | PCIE0 bus master VC0 |falling| Edge | Non | + | IRQ 36 | PCIE0 DCR Error | High | Level | Non | + | IRQ 37 | EBC | High |Lvl Edg| Non | + | IRQ 38 | NDFC | High | Level | Non | + | IRQ 39 | GPT Compare Timer 8 | Risin | Edge | Non | + | IRQ 40 | GPT Compare Timer 9 | Risin | Edge | Non | + | IRQ 41 | PCIE1 AL | high | Level | Non | + | IRQ 42 | PCIE1 VPD access | rising| edge | Non | + | IRQ 43 | PCIE1 hot reset request | rising| Edge | Non | + | IRQ 44 | PCIE1 hot reset request | faling| Edge | Non | + | IRQ 45 | PCIE1 TCR | High | Level | Non | + | IRQ 46 | PCIE1 bus master VC0 |falling| Edge | Non | + | IRQ 47 | GPT Compare Timer 3 | Risin | Edge | Non | + | IRQ 48 | GPT Compare Timer 4 | Risin | Edge | Non | + | IRQ 49 | Ext. IRQ 7 |pgm/Fal|pgm/Lvl| Non | + | IRQ 50 | Ext. IRQ 8 - |pgm (H)|pgm/Lvl| Non | + | IRQ 51 | Ext. IRQ 9 |pgm (H)|pgm/Lvl| Non | + | IRQ 52 | GPT Compare Timer 5 | high | Edge | Non | + | IRQ 53 | GPT Compare Timer 6 | high | Edge | Non | + | IRQ 54 | GPT Compare Timer 7 | high | Edge | Non | + | IRQ 55 | Serial ROM | High | Level | Non | + | IRQ 56 | GPT Decrement Pulse | High | Level | Non | + | IRQ 57 | Ext. IRQ 2 |pgm/Fal|pgm/Lvl| Non | + | IRQ 58 | Ext. IRQ 5 |pgm/Fal|pgm/Lvl| Non | + | IRQ 59 | Ext. IRQ 6 |pgm/Fal|pgm/Lvl| Non | + | IRQ 60 | EMAC0 Wake-up | High | Level | Non | + | IRQ 61 | Ext. IRQ 1 |pgm/Fal|pgm/Lvl| Non | + | IRQ 62 | EMAC1 Wake-up | High | Level | Non | + |---------------------------------------------------------------------- + | IRQ 64 | PE0 AL | High | Level | Non | + | IRQ 65 | PE0 VPD Access | Risin | Edge | Non | + | IRQ 66 | PE0 Hot Reset Request | Risin | Edge | Non | + | IRQ 67 | PE0 Hot Reset Request | Falli | Edge | Non | + | IRQ 68 | PE0 TCR | High | Level | Non | + | IRQ 69 | PE0 BusMaster VCO | Falli | Edge | Non | + | IRQ 70 | PE0 DCR Error | High | Level | Non | + | IRQ 71 | Reserved | N/A | N/A | Non | + | IRQ 72 | PE1 AL | High | Level | Non | + | IRQ 73 | PE1 VPD Access | Risin | Edge | Non | + | IRQ 74 | PE1 Hot Reset Request | Risin | Edge | Non | + | IRQ 75 | PE1 Hot Reset Request | Falli | Edge | Non | + | IRQ 76 | PE1 TCR | High | Level | Non | + | IRQ 77 | PE1 BusMaster VCO | Falli | Edge | Non | + | IRQ 78 | PE1 DCR Error | High | Level | Non | + | IRQ 79 | Reserved | N/A | N/A | Non | + | IRQ 80 | PE2 AL | High | Level | Non | + | IRQ 81 | PE2 VPD Access | Risin | Edge | Non | + | IRQ 82 | PE2 Hot Reset Request | Risin | Edge | Non | + | IRQ 83 | PE2 Hot Reset Request | Falli | Edge | Non | + | IRQ 84 | PE2 TCR | High | Level | Non | + | IRQ 85 | PE2 BusMaster VCO | Falli | Edge | Non | + | IRQ 86 | PE2 DCR Error | High | Level | Non | + | IRQ 87 | Reserved | N/A | N/A | Non | + | IRQ 88 | External IRQ(5) | Progr | Progr | Non | + | IRQ 89 | External IRQ 4 - Ethernet | Progr | Progr | Non | + | IRQ 90 | External IRQ 3 - PCI-X | Progr | Progr | Non | + | IRQ 91 | External IRQ 2 - PCI-X | Progr | Progr | Non | + | IRQ 92 | External IRQ 1 - PCI-X | Progr | Progr | Non | + | IRQ 93 | External IRQ 0 - PCI-X | Progr | Progr | Non | + | IRQ 94 | Reserved | N/A | N/A | Non | + | IRQ 95 | Reserved | N/A | N/A | Non | + |--------------------------------------------------------------------- + +---------+-----------------------------------+-------+-------+------*/ + /*--------------------------------------------------------------------+ + | Initialise UIC registers. Clear all interrupts. Disable all + | interrupts. + | Set critical interrupt values. Set interrupt polarities. Set + | interrupt trigger levels. Make bit 0 High priority. Clear all + | interrupts again. + +-------------------------------------------------------------------*/ + + mtdcr (uic2sr, 0xffffffff); /* Clear all interrupts */ + mtdcr (uic2er, 0x00000000); /* disable all interrupts */ + mtdcr (uic2cr, 0x00000000); /* Set Critical / Non Critical interrupts */ + mtdcr (uic2pr, 0xf7ffffff); /* Set Interrupt Polarities */ + mtdcr (uic2tr, 0x01e1fff8); /* Set Interrupt Trigger Levels */ + mtdcr (uic2vr, 0x00000001); /* Set Vect base=0,INT31 Highest priority */ + mtdcr (uic2sr, 0x00000000); /* clear all interrupts */ + mtdcr (uic2sr, 0xffffffff); /* clear all interrupts */ + + mtdcr (uic1sr, 0xffffffff); /* Clear all interrupts */ + mtdcr (uic1er, 0x00000000); /* disable all interrupts */ + mtdcr (uic1cr, 0x00000000); /* Set Critical / Non Critical interrupts */ + mtdcr (uic1pr, 0xfffac785); /* Set Interrupt Polarities */ + mtdcr (uic1tr, 0x001d0040); /* Set Interrupt Trigger Levels */ + mtdcr (uic1vr, 0x00000001); /* Set Vect base=0,INT31 Highest priority */ + mtdcr (uic1sr, 0x00000000); /* clear all interrupts */ + mtdcr (uic1sr, 0xffffffff); /* clear all interrupts */ + + mtdcr (uic0sr, 0xffffffff); /* Clear all interrupts */ + mtdcr (uic0er, 0x0000000a); /* Disable all interrupts */ + /* Except cascade UIC0 and UIC1 */ + mtdcr (uic0cr, 0x00000000); /* Set Critical / Non Critical interrupts */ + mtdcr (uic0pr, 0xffbfefef); /* Set Interrupt Polarities */ + mtdcr (uic0tr, 0x00007000); /* Set Interrupt Trigger Levels */ + mtdcr (uic0vr, 0x00000001); /* Set Vect base=0,INT31 Highest priority */ + mtdcr (uic0sr, 0x00000000); /* clear all interrupts */ + mtdcr (uic0sr, 0xffffffff); /* clear all interrupts */ + + /* + * Note: Some cores are still in reset when the chip starts, so + * take them out of reset + */ + mtsdr(SDR0_SRST, 0); + + /* + * Configure FPGA register with PCIe reset + */ + out_be32((void *)CFG_FPGA_BASE, 0xff570cc0); /* assert PCIe reset */ + mdelay(50); + out_be32((void *)CFG_FPGA_BASE, 0xff570cc3); /* deassert PCIe reset */ + + /* Configure 405EX for NAND usage */ + val = SDR0_CUST0_MUX_NDFC_SEL | + SDR0_CUST0_NDFC_ENABLE | + SDR0_CUST0_NDFC_BW_8_BIT | + SDR0_CUST0_NRB_BUSY | + (0x80000000 >> (28 + CFG_NAND_CS)); + mtsdr(SDR0_CUST0, val); + + /* + * Configure PFC (Pin Function Control) registers + * -> Enable USB + */ + val = SDR0_PFC1_USBEN | SDR0_PFC1_USBBIGEN | SDR0_PFC1_GPT_FREQ; + mtsdr(SDR0_PFC1, val); + + return 0; +} + +int misc_init_r(void) +{ +#ifdef CFG_ENV_IS_IN_FLASH + /* Monitor protection ON by default */ + flash_protect(FLAG_PROTECT_SET, + -CFG_MONITOR_LEN, + 0xffffffff, + &flash_info[0]); +#endif + + return 0; +} + +int board_emac_count(void) +{ + u32 pvr = get_pvr(); + + /* + * 405EXr only has one EMAC interface, 405EX has two + */ + if ((pvr == PVR_405EXR1_RA) || (pvr == PVR_405EXR2_RA)) + return 1; + else + return 2; +} + +static int board_pcie_count(void) +{ + u32 pvr = get_pvr(); + + /* + * 405EXr only has one EMAC interface, 405EX has two + */ + if ((pvr == PVR_405EXR1_RA) || (pvr == PVR_405EXR2_RA)) + return 1; + else + return 2; +} + +int checkboard (void) +{ + char *s = getenv("serial#"); + u32 pvr = get_pvr(); + + if ((pvr == PVR_405EXR1_RA) || (pvr == PVR_405EXR2_RA)) + printf("Board: Haleakala - AMCC PPC405EXr Evaluation Board"); + else + printf("Board: Kilauea - AMCC PPC405EX Evaluation Board"); + + if (s != NULL) { + puts(", serial# "); + puts(s); + } + putc('\n'); + + return (0); +} + +/************************************************************************* + * 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) +int pci_pre_init(struct pci_controller * hose ) +{ + return 0; +} +#endif /* defined(CONFIG_PCI) */ + +#ifdef CONFIG_PCI +static struct pci_controller pcie_hose[2] = {{0},{0}}; + +void pcie_setup_hoses(int busno) +{ + struct pci_controller *hose; + int i, bus; + int ret = 0; + bus = busno; + char *env; + unsigned int delay; + + for (i = 0; i < board_pcie_count(); i++) { + + if (is_end_point(i)) + ret = ppc4xx_init_pcie_endport(i); + else + ret = ppc4xx_init_pcie_rootport(i); + if (ret) { + printf("PCIE%d: initialization as %s failed\n", i, + is_end_point(i) ? "endpoint" : "root-complex"); + continue; + } + + hose = &pcie_hose[i]; + hose->first_busno = bus; + hose->last_busno = bus; + hose->current_busno = bus; + + /* setup mem resource */ + pci_set_region(hose->regions + 0, + CFG_PCIE_MEMBASE + i * CFG_PCIE_MEMSIZE, + CFG_PCIE_MEMBASE + i * CFG_PCIE_MEMSIZE, + CFG_PCIE_MEMSIZE, + PCI_REGION_MEM); + hose->region_count = 1; + pci_register_hose(hose); + + if (is_end_point(i)) { + ppc4xx_setup_pcie_endpoint(hose, i); + /* + * Reson for no scanning is endpoint can not generate + * upstream configuration accesses. + */ + } else { + ppc4xx_setup_pcie_rootpoint(hose, i); + env = getenv ("pciscandelay"); + if (env != NULL) { + delay = simple_strtoul(env, NULL, 10); + if (delay > 5) + printf("Warning, expect noticable delay before " + "PCIe scan due to 'pciscandelay' value!\n"); + mdelay(delay * 1000); + } + + /* + * Config access can only go down stream + */ + hose->last_busno = pci_hose_scan(hose); + bus = hose->last_busno + 1; + } + } +} +#endif + +#if defined(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 0; /* No hotkeys supported */ +} +#endif /* CONFIG_POST */ + +#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) +void ft_board_setup(void *blob, bd_t *bd) +{ + u32 val[4]; + int rc; + + ft_cpu_setup(blob, bd); + + /* Fixup NOR mapping */ + val[0] = 0; /* chip select number */ + val[1] = 0; /* always 0 */ + val[2] = gd->bd->bi_flashstart; + val[3] = gd->bd->bi_flashsize; + rc = fdt_find_and_setprop(blob, "/plb/opb/ebc", "ranges", + val, sizeof(val), 1); + if (rc) + printf("Unable to update property NOR mapping, err=%s\n", + fdt_strerror(rc)); +} +#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */ diff --git a/board/amcc/kilauea/memory.c b/board/amcc/kilauea/memory.c new file mode 100644 index 0000000..1d7a3fa --- /dev/null +++ b/board/amcc/kilauea/memory.c @@ -0,0 +1,79 @@ +/* + * (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 <i2c.h> + +void sdram_init(void) +{ + return; +} + +long int initdram(int board_type) +{ + return (CFG_MBYTES_SDRAM << 20); +} + +#if defined(CFG_DRAM_TEST) +int testdram (void) +{ + printf ("testdram\n"); +#if defined (CONFIG_NAND_U_BOOT) + return 0; +#endif + uint *pstart = (uint *) 0x00000000; + uint *pend = (uint *) 0x00001000; + uint *p; + + for (p = pstart; p < pend; p++) { + *p = 0xaaaaaaaa; + } + + for (p = pstart; p < pend; p++) { + if (*p != 0xaaaaaaaa) { +#if !defined (CONFIG_NAND_SPL) + printf ("SDRAM test fails at: %08x\n", (uint) p); +#endif + return 1; + } + } + + for (p = pstart; p < pend; p++) { + *p = 0x55555555; + } + + for (p = pstart; p < pend; p++) { + if (*p != 0x55555555) { +#if !defined (CONFIG_NAND_SPL) + printf ("SDRAM test fails at: %08x\n", (uint) p); +#endif + return 1; + } + } +#if !defined (CONFIG_NAND_SPL) + printf ("SDRAM test passed!!!\n"); +#endif + return 0; +} +#endif diff --git a/board/amcc/yucca/u-boot.lds.debug b/board/amcc/kilauea/u-boot-nand.lds index 474f922..27dfe08 100644 --- a/board/amcc/yucca/u-boot.lds.debug +++ b/board/amcc/kilauea/u-boot-nand.lds @@ -1,5 +1,5 @@ /* - * (C) Copyright 2002-2004 + * (C) Copyright 2007 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * See file CREDITS for list of people who contributed to this @@ -23,8 +23,6 @@ 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: */ @@ -33,43 +31,36 @@ SECTIONS .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.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) } + .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/yucca/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) + cpu/ppc4xx/start.o (.text) -/* common/environment.o(.text) */ + /* Align to next NAND block */ + . = ALIGN(0x4000); + common/environment.o (.ppcenv) + /* Keep some space here for redundant env and potential bad env blocks */ + . = ALIGN(0x10000); *(.text) *(.fixup) @@ -82,14 +73,13 @@ SECTIONS *(.rodata) *(.rodata1) *(.rodata.str1.4) - *(.eh_frame) } .fini : { *(.fini) } =0 .ctors : { *(.ctors) } .dtors : { *(.dtors) } /* Read-write section, merged into data segment: */ - . = (. + 0x0FFF) & 0xFFFFF000; + . = (. + 0x00FF) & 0xFFFFFF00; _erotext = .; PROVIDE (erotext = .); .reloc : @@ -134,13 +124,14 @@ SECTIONS __init_end = .; __bss_start = .; - .bss : + .bss (NOLOAD) : { *(.sbss) *(.scommon) *(.dynbss) *(.bss) *(COMMON) } + _end = . ; PROVIDE (end = .); } diff --git a/board/amcc/kilauea/u-boot.lds b/board/amcc/kilauea/u-boot.lds new file mode 100644 index 0000000..1f7653d --- /dev/null +++ b/board/amcc/kilauea/u-boot.lds @@ -0,0 +1,137 @@ +/* + * (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 +{ +/* To compile successfully, uncomment the following section. + * To go in ram, remove the section. + * Added by SunHe. + */ + .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 : + { + cpu/ppc4xx/start.o (.text) + + *(.text) + *(.fixup) + *(.got1) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(.rodata) + *(.rodata1) + *(.rodata.str1.4) + } + .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 (NOLOAD) : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + _end = . ; + PROVIDE (end = .); +} diff --git a/board/amcc/luan/luan.c b/board/amcc/luan/luan.c index 0067ce0..f964511 100644 --- a/board/amcc/luan/luan.c +++ b/board/amcc/luan/luan.c @@ -39,6 +39,8 @@ extern flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ ************************************************************************/ int board_early_init_f(void) { + u32 mfr; + mtebc( pb0ap, 0x03800000 ); /* set chip selects */ mtebc( pb0cr, 0xffc58000 ); /* ebc0_b0cr, 4MB at 0xffc00000 CS0 */ mtebc( pb1ap, 0x03800000 ); @@ -64,6 +66,10 @@ int board_early_init_f(void) mtdcr( uic0sr, 0x00000000 ); /* clear all interrupts */ mtdcr( uic0sr, 0xffffffff ); + mfsdr(sdr_mfr, mfr); + mfr |= SDR0_MFR_FIXD; /* Workaround for PCI/DMA */ + mtsdr(sdr_mfr, mfr); + return 0; } diff --git a/board/amcc/luan/u-boot.lds b/board/amcc/luan/u-boot.lds index 72ce685..00ca84c 100644 --- a/board/amcc/luan/u-boot.lds +++ b/board/amcc/luan/u-boot.lds @@ -132,7 +132,7 @@ SECTIONS __init_end = .; __bss_start = .; - .bss : + .bss (NOLOAD) : { *(.sbss) *(.scommon) *(.dynbss) diff --git a/board/amcc/makalu/Makefile b/board/amcc/makalu/Makefile new file mode 100644 index 0000000..b8da25f --- /dev/null +++ b/board/amcc/makalu/Makefile @@ -0,0 +1,50 @@ +# +# (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 $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).a + +COBJS = $(BOARD).o cmd_pll.o memory.o +SOBJS = init.o + +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) + +$(LIB): $(obj).depend $(OBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) + +clean: + rm -f $(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/makalu/cmd_pll.c b/board/amcc/makalu/cmd_pll.c new file mode 100644 index 0000000..b2666dd --- /dev/null +++ b/board/amcc/makalu/cmd_pll.c @@ -0,0 +1,297 @@ +/* + * (C) Copyright 2000, 2001 + * 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 + * + */ + +/* + * ehnus: change pll frequency. + * Wed Sep 5 11:45:17 CST 2007 + * hsun@udtech.com.cn + */ + + +#include <common.h> +#include <config.h> +#include <command.h> +#include <i2c.h> + +#ifdef CONFIG_CMD_EEPROM + +#define EEPROM_CONF_OFFSET 0 +#define EEPROM_TEST_OFFSET 16 +#define EEPROM_SDSTP_PARAM 16 + +#define PLL_NAME_MAX 12 +#define BUF_STEP 8 + +/* eeprom_wirtes 8Byte per op. */ +#define EEPROM_ALTER_FREQ(freq) \ + do { \ + int __i; \ + for (__i = 0; __i < 2; __i++) \ + eeprom_write (CFG_I2C_EEPROM_ADDR, \ + EEPROM_CONF_OFFSET + __i*BUF_STEP, \ + pll_select[freq], \ + BUF_STEP + __i*BUF_STEP); \ + } while (0) + +#define PDEBUG +#ifdef PDEBUG +#define PLL_DEBUG pll_debug(EEPROM_CONF_OFFSET) +#else +#define PLL_DEBUG +#endif + +typedef enum { + PLL_ebc20, + PLL_333, + PLL_4001, + PLL_4002, + PLL_533, + PLL_600, + PLL_666, /* For now, kilauea can't support */ + RCONF, + WTEST, + PLL_TOTAL +} pll_freq_t; + +static const char +pll_name[][PLL_NAME_MAX] = { + "PLL_ebc20", + "PLL_333", + "PLL_400@1", + "PLL_400@2", + "PLL_533", + "PLL_600", + "PLL_666", + "RCONF", + "WTEST", + "" +}; + +/* + * ehnus: + */ +static uchar +pll_select[][EEPROM_SDSTP_PARAM] = { + /* 0: CPU 333MHz EBC 20MHz, for test only */ + { + 0x8c, 0x12, 0xec, 0x12, 0x88, 0x00, 0x0a, 0x00, + 0x40, 0x08, 0x23, 0x50, 0x00, 0x05, 0x00, 0x00 + }, + + /* 0: 333 */ + { + 0x8c, 0x12, 0xec, 0x12, 0x98, 0x00, 0x0a, 0x00, + 0x40, 0x08, 0x23, 0x50, 0x00, 0x05, 0x00, 0x00 + }, + + /* 1: 400_266 */ + { + 0x8e, 0x0e, 0xe8, 0x13, 0x98, 0x00, 0x0a, 0x00, + 0x40, 0x08, 0x23, 0x50, 0x00, 0x05, 0x00, 0x00 + }, + + /* 2: 400 */ + { + 0x8e, 0x0e, 0xe8, 0x12, 0x98, 0x00, 0x0a, 0x00, + 0x40, 0x08, 0x23, 0x50, 0x00, 0x05, 0x00, 0x00 + }, + + /* 3: 533 */ + { + 0x8e, 0x43, 0x60, 0x13, 0x98, 0x00, 0x0a, 0x00, + 0x40, 0x08, 0x23, 0x50, 0x00, 0x05, 0x00, 0x00 + }, + + /* 4: 600 */ + { + 0x8d, 0x02, 0x34, 0x13, 0x98, 0x00, 0x0a, 0x00, + 0x40, 0x08, 0x23, 0x50, 0x00, 0x05, 0x00, 0x00 + }, + + /* 5: 666 */ + { + 0x8d, 0x03, 0x78, 0x13, 0x98, 0x00, 0x0a, 0x00, + 0x40, 0x08, 0x23, 0x50, 0x00, 0x05, 0x00, 0x00 + }, + + {} +}; + +static uchar +testbuf[EEPROM_SDSTP_PARAM] = { + 0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, + 0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff +}; + +static void +pll_debug(int off) +{ + int i; + uchar buffer[EEPROM_SDSTP_PARAM]; + + memset(buffer, 0, sizeof(buffer)); + eeprom_read(CFG_I2C_EEPROM_ADDR, off, + buffer, EEPROM_SDSTP_PARAM); + + printf("Debug: SDSTP[0-3] at offset \"0x%02x\" lists as follows: \n", off); + for (i = 0; i < EEPROM_SDSTP_PARAM; i++) + printf("%02x ", buffer[i]); + printf("\n"); +} + +static void +test_write(void) +{ + printf("Debug: test eeprom_write ... "); + + /* + * Write twice, 8 bytes per write + */ + eeprom_write (CFG_I2C_EEPROM_ADDR, EEPROM_TEST_OFFSET, + testbuf, 8); + eeprom_write (CFG_I2C_EEPROM_ADDR, EEPROM_TEST_OFFSET+8, + testbuf, 16); + printf("done\n"); + + pll_debug(EEPROM_TEST_OFFSET); +} + +int +do_pll_alter (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + char c = '\0'; + pll_freq_t pll_freq; + if (argc < 2) { + printf("Usage: \n%s\n", cmdtp->usage); + goto ret; + } + + for (pll_freq = PLL_ebc20; pll_freq < PLL_TOTAL; pll_freq++) + if (!strcmp(pll_name[pll_freq], argv[1])) + break; + + switch (pll_freq) { + case PLL_ebc20: + case PLL_333: + case PLL_4001: + case PLL_4002: + case PLL_533: + case PLL_600: + EEPROM_ALTER_FREQ(pll_freq); + break; + + case PLL_666: /* not support */ + printf("Choose this option will result in a boot failure." + "\nContinue? (Y/N): "); + + c = getc(); putc('\n'); + + if ((c == 'y') || (c == 'Y')) { + EEPROM_ALTER_FREQ(pll_freq); + break; + } + goto ret; + + case RCONF: + pll_debug(EEPROM_CONF_OFFSET); + goto ret; + case WTEST: + printf("DEBUG: write test\n"); + test_write(); + goto ret; + + default: + printf("Invalid options" + "\n\nUsage: \n%s\n", cmdtp->usage); + goto ret; + } + + printf("PLL set to %s, " + "reset the board to take effect\n", pll_name[pll_freq]); + + PLL_DEBUG; +ret: + return 0; +} + +U_BOOT_CMD( + pllalter, CFG_MAXARGS, 1, do_pll_alter, + "pllalter- change pll frequence \n", + "pllalter <selection> - change pll frequence \n\n\ + ** New freq take effect after reset. ** \n\ + ----------------------------------------------\n\ + PLL_ebc20: Board: AMCC 405EX(r) Evaluation Board\n\ + \t Same as PLL_333 \n\ + \t except \n\ + \t EBC: 20 MHz \n\ + ----------------------------------------------\n\ + PLL_333: Board: AMCC 405EX(r) Evaluation Board\n\ + \t VCO: 666 MHz \n\ + \t CPU: 333 MHz \n\ + \t PLB: 166 MHz \n\ + \t OPB: 83 MHz \n\ + \t DDR: 83 MHz \n\ + ------------------------------------------------\n\ + PLL_400@1: Board: AMCC 405EX(r) Evaluation Board\n\ + \t VCO: 800 MHz \n\ + \t CPU: 400 MHz \n\ + \t PLB: 133 MHz \n\ + \t OPB: 66 MHz \n\ + \t DDR: 133 MHz \n\ + ------------------------------------------------\n\ + PLL_400@2: Board: AMCC 405EX(r) Evaluation Board\n\ + \t VCO: 800 MHz \n\ + \t CPU: 400 MHz \n\ + \t PLB: 200 MHz \n\ + \t OPB: 100 MHz \n\ + \t DDR: 200 MHz \n\ + ----------------------------------------------\n\ + PLL_533: Board: AMCC 405EX(r) Evaluation Board\n\ + \t VCO: 1066 MHz \n\ + \t CPU: 533 MHz \n\ + \t PLB: 177 MHz \n\ + \t OPB: 88 MHz \n\ + \t DDR: 177 MHz \n\ + ----------------------------------------------\n\ + PLL_600: Board: AMCC 405EX(r) Evaluation Board\n\ + \t VCO: 1200 MHz \n\ + \t CPU: 600 MHz \n\ + \t PLB: 200 MHz \n\ + \t OPB: 100 MHz \n\ + \t DDR: 200 MHz \n\ + ----------------------------------------------\n\ + PLL_666: Board: AMCC 405EX(r) Evaluation Board\n\ + \t VCO: 1333 MHz \n\ + \t CPU: 666 MHz \n\ + \t PLB: 166 MHz \n\ + \t OPB: 83 MHz \n\ + \t DDR: 166 MHz \n\ + -----------------------------------------------\n\ + RCONF: Read current eeprom configuration. \n\ + -----------------------------------------------\n\ + WTEST: Test EEPROM write with predefined values\n\ + -----------------------------------------------\n" + ); + +#endif /* (CONFIG_COMMANDS & CFG_CMD_EEPROM) */ diff --git a/board/amcc/makalu/config.mk b/board/amcc/makalu/config.mk new file mode 100644 index 0000000..a46b197 --- /dev/null +++ b/board/amcc/makalu/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 = 0xFFFA0000 diff --git a/board/amcc/makalu/init.S b/board/amcc/makalu/init.S new file mode 100644 index 0000000..57c1774 --- /dev/null +++ b/board/amcc/makalu/init.S @@ -0,0 +1,148 @@ +/* + * (C) Copyright 2007 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * Based on code provided from Senao and AMCC + * + * 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 <ppc4xx.h> + +#include <ppc_asm.tmpl> +#include <ppc_defs.h> + +#define mtsdram_as(reg, value) \ + addi r4,0,reg ; \ + mtdcr memcfga,r4 ; \ + addis r4,0,value@h ; \ + ori r4,r4,value@l ; \ + mtdcr memcfgd,r4 ; + + .globl ext_bus_cntlr_init +ext_bus_cntlr_init: + + /* + * DDR2 setup + */ + + /* Following the DDR Core Manual, here is the initialization */ + + /* Step 1 */ + + /* Step 2 */ + + /* Step 3 */ + + /* base=00000000, size=128MByte (5), mode=2 (n*10*4) */ + mtsdram_as(SDRAM_MB0CF, 0x00005201); + + /* base=08000000, size=128MByte (5), mode=2 (n*10*4) */ + mtsdram_as(SDRAM_MB1CF, (0x08000000 >> 3) | 0x5201); + + /* SDRAM_CLKTR: Adv Addr clock by 90 deg */ + mtsdram_as(SDRAM_CLKTR,0x80000000); + + /* Refresh Time register (0x30) Refresh every 7.8125uS */ + mtsdram_as(SDRAM_RTR, 0x06180000); + + /* SDRAM_SDTR1 */ + mtsdram_as(SDRAM_SDTR1, 0x80201000); + + /* SDRAM_SDTR2 */ + mtsdram_as(SDRAM_SDTR2, 0x32204232); + + /* SDRAM_SDTR3 */ + mtsdram_as(SDRAM_SDTR3, 0x080b0d1a); + + mtsdram_as(SDRAM_MMODE, 0x00000442); + mtsdram_as(SDRAM_MEMODE, 0x00000404); + + /* SDRAM0_MCOPT1 (0X20) No ECC Gen */ + mtsdram_as(SDRAM_MCOPT1, 0x04322000); + + /* NOP */ + mtsdram_as(SDRAM_INITPLR0, 0xa8380000); + /* precharge 3 DDR clock cycle */ + mtsdram_as(SDRAM_INITPLR1, 0x81900400); + /* EMR2 twr = 2tck */ + mtsdram_as(SDRAM_INITPLR2, 0x81020000); + /* EMR3 twr = 2tck */ + mtsdram_as(SDRAM_INITPLR3, 0x81030000); + /* EMR DLL ENABLE twr = 2tck */ + mtsdram_as(SDRAM_INITPLR4, 0x81010404); + /* MR w/ DLL reset + * Note: 5 is CL. May need to be changed + */ + mtsdram_as(SDRAM_INITPLR5, 0x81000542); + /* precharge 3 DDR clock cycle */ + mtsdram_as(SDRAM_INITPLR6, 0x81900400); + /* Auto-refresh trfc = 26tck */ + mtsdram_as(SDRAM_INITPLR7, 0x8D080000); + /* Auto-refresh trfc = 26tck */ + mtsdram_as(SDRAM_INITPLR8, 0x8D080000); + /* Auto-refresh */ + mtsdram_as(SDRAM_INITPLR9, 0x8D080000); + /* Auto-refresh */ + mtsdram_as(SDRAM_INITPLR10, 0x8D080000); + /* MRS - normal operation; wait 2 cycle (set wait to tMRD) */ + mtsdram_as(SDRAM_INITPLR11, 0x81000442); + mtsdram_as(SDRAM_INITPLR12, 0x81010780); + mtsdram_as(SDRAM_INITPLR13, 0x81010400); + mtsdram_as(SDRAM_INITPLR14, 0x00000000); + mtsdram_as(SDRAM_INITPLR15, 0x00000000); + + /* SET MCIF0_CODT Die Termination On */ + mtsdram_as(SDRAM_CODT, 0x0080f837); + mtsdram_as(SDRAM_MODT0, 0x01800000); +#if 0 /* test-only: not sure if 0 is ok when 2nd bank is used */ + mtsdram_as(SDRAM_MODT1, 0x00000000); +#endif + + mtsdram_as(SDRAM_WRDTR, 0x00000000); + + /* SDRAM0_MCOPT2 (0X21) Start initialization */ + mtsdram_as(SDRAM_MCOPT2, 0x20000000); + + /* Step 5 */ + lis r3,0x1 /* 400000 = wait 100ms */ + mtctr r3 + +pll_wait: + bdnz pll_wait + + /* Step 6 */ + + /* SDRAM_DLCR */ + mtsdram_as(SDRAM_DLCR, 0x030000a5); + + /* SDRAM_RDCC */ + mtsdram_as(SDRAM_RDCC, 0x40000000); + + /* SDRAM_RQDC */ + mtsdram_as(SDRAM_RQDC, 0x80000038); + + /* SDRAM_RFDC */ + mtsdram_as(SDRAM_RFDC, 0x00000209); + + /* Enable memory controller */ + mtsdram_as(SDRAM_MCOPT2, 0x28000000); + + blr diff --git a/board/amcc/makalu/makalu.c b/board/amcc/makalu/makalu.c new file mode 100644 index 0000000..15e51f4 --- /dev/null +++ b/board/amcc/makalu/makalu.c @@ -0,0 +1,352 @@ +/* + * (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 <ppc4xx.h> +#include <ppc405.h> +#include <libfdt.h> +#include <asm/processor.h> +#include <asm/gpio.h> +#include <asm/io.h> + +#if defined(CONFIG_PCI) +#include <pci.h> +#include <asm/4xx_pcie.h> +#endif + +DECLARE_GLOBAL_DATA_PTR; + +extern flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ + +/* + * Board early initialization function + */ +int board_early_init_f (void) +{ + u32 val; + + /*--------------------------------------------------------------------+ + | Interrupt controller setup for the AMCC 405EX(r) PINE evaluation board. + +--------------------------------------------------------------------+ + +---------------------------------------------------------------------+ + |Interrupt| Source | Pol. | Sensi.| Crit. | + +---------+-----------------------------------+-------+-------+-------+ + | IRQ 00 | UART0 | High | Level | Non | + | IRQ 01 | UART1 | High | Level | Non | + | IRQ 02 | IIC0 | High | Level | Non | + | IRQ 03 | TBD | High | Level | Non | + | IRQ 04 | TBD | High | Level | Non | + | IRQ 05 | EBM | High | Level | Non | + | IRQ 06 | BGI | High | Level | Non | + | IRQ 07 | IIC1 | Rising| Edge | Non | + | IRQ 08 | SPI | High | Lvl/ed| Non | + | IRQ 09 | External IRQ 0 - (PCI-Express) | pgm H | Pgm | Non | + | IRQ 10 | MAL TX EOB | High | Level | Non | + | IRQ 11 | MAL RX EOB | High | Level | Non | + | IRQ 12 | DMA Channel 0 FIFO Full | High | Level | Non | + | IRQ 13 | DMA Channel 0 Stat FIFO | High | Level | Non | + | IRQ 14 | DMA Channel 1 FIFO Full | High | Level | Non | + | IRQ 15 | DMA Channel 1 Stat FIFO | High | Level | Non | + | IRQ 16 | PCIE0 AL | high | Level | Non | + | IRQ 17 | PCIE0 VPD access | rising| Edge | Non | + | IRQ 18 | PCIE0 hot reset request | rising| Edge | Non | + | IRQ 19 | PCIE0 hot reset request | faling| Edge | Non | + | IRQ 20 | PCIE0 TCR | High | Level | Non | + | IRQ 21 | PCIE0 MSI level0 | High | Level | Non | + | IRQ 22 | PCIE0 MSI level1 | High | Level | Non | + | IRQ 23 | Security EIP-94 | High | Level | Non | + | IRQ 24 | EMAC0 interrupt | High | Level | Non | + | IRQ 25 | EMAC1 interrupt | High | Level | Non | + | IRQ 26 | PCIE0 MSI level2 | High | Level | Non | + | IRQ 27 | External IRQ 4 | pgm H | Pgm | Non | + | IRQ 28 | UIC2 Non-critical Int. | High | Level | Non | + | IRQ 29 | UIC2 Critical Interrupt | High | Level | Crit. | + | IRQ 30 | UIC1 Non-critical Int. | High | Level | Non | + | IRQ 31 | UIC1 Critical Interrupt | High | Level | Crit. | + |---------------------------------------------------------------------- + | IRQ 32 | MAL Serr | High | Level | Non | + | IRQ 33 | MAL Txde | High | Level | Non | + | IRQ 34 | MAL Rxde | High | Level | Non | + | IRQ 35 | PCIE0 bus master VC0 |falling| Edge | Non | + | IRQ 36 | PCIE0 DCR Error | High | Level | Non | + | IRQ 37 | EBC | High |Lvl Edg| Non | + | IRQ 38 | NDFC | High | Level | Non | + | IRQ 39 | GPT Compare Timer 8 | Risin | Edge | Non | + | IRQ 40 | GPT Compare Timer 9 | Risin | Edge | Non | + | IRQ 41 | PCIE1 AL | high | Level | Non | + | IRQ 42 | PCIE1 VPD access | rising| edge | Non | + | IRQ 43 | PCIE1 hot reset request | rising| Edge | Non | + | IRQ 44 | PCIE1 hot reset request | faling| Edge | Non | + | IRQ 45 | PCIE1 TCR | High | Level | Non | + | IRQ 46 | PCIE1 bus master VC0 |falling| Edge | Non | + | IRQ 47 | GPT Compare Timer 3 | Risin | Edge | Non | + | IRQ 48 | GPT Compare Timer 4 | Risin | Edge | Non | + | IRQ 49 | Ext. IRQ 7 |pgm/Fal|pgm/Lvl| Non | + | IRQ 50 | Ext. IRQ 8 - |pgm (H)|pgm/Lvl| Non | + | IRQ 51 | Ext. IRQ 9 |pgm (H)|pgm/Lvl| Non | + | IRQ 52 | GPT Compare Timer 5 | high | Edge | Non | + | IRQ 53 | GPT Compare Timer 6 | high | Edge | Non | + | IRQ 54 | GPT Compare Timer 7 | high | Edge | Non | + | IRQ 55 | Serial ROM | High | Level | Non | + | IRQ 56 | GPT Decrement Pulse | High | Level | Non | + | IRQ 57 | Ext. IRQ 2 |pgm/Fal|pgm/Lvl| Non | + | IRQ 58 | Ext. IRQ 5 |pgm/Fal|pgm/Lvl| Non | + | IRQ 59 | Ext. IRQ 6 |pgm/Fal|pgm/Lvl| Non | + | IRQ 60 | EMAC0 Wake-up | High | Level | Non | + | IRQ 61 | Ext. IRQ 1 |pgm/Fal|pgm/Lvl| Non | + | IRQ 62 | EMAC1 Wake-up | High | Level | Non | + |---------------------------------------------------------------------- + | IRQ 64 | PE0 AL | High | Level | Non | + | IRQ 65 | PE0 VPD Access | Risin | Edge | Non | + | IRQ 66 | PE0 Hot Reset Request | Risin | Edge | Non | + | IRQ 67 | PE0 Hot Reset Request | Falli | Edge | Non | + | IRQ 68 | PE0 TCR | High | Level | Non | + | IRQ 69 | PE0 BusMaster VCO | Falli | Edge | Non | + | IRQ 70 | PE0 DCR Error | High | Level | Non | + | IRQ 71 | Reserved | N/A | N/A | Non | + | IRQ 72 | PE1 AL | High | Level | Non | + | IRQ 73 | PE1 VPD Access | Risin | Edge | Non | + | IRQ 74 | PE1 Hot Reset Request | Risin | Edge | Non | + | IRQ 75 | PE1 Hot Reset Request | Falli | Edge | Non | + | IRQ 76 | PE1 TCR | High | Level | Non | + | IRQ 77 | PE1 BusMaster VCO | Falli | Edge | Non | + | IRQ 78 | PE1 DCR Error | High | Level | Non | + | IRQ 79 | Reserved | N/A | N/A | Non | + | IRQ 80 | PE2 AL | High | Level | Non | + | IRQ 81 | PE2 VPD Access | Risin | Edge | Non | + | IRQ 82 | PE2 Hot Reset Request | Risin | Edge | Non | + | IRQ 83 | PE2 Hot Reset Request | Falli | Edge | Non | + | IRQ 84 | PE2 TCR | High | Level | Non | + | IRQ 85 | PE2 BusMaster VCO | Falli | Edge | Non | + | IRQ 86 | PE2 DCR Error | High | Level | Non | + | IRQ 87 | Reserved | N/A | N/A | Non | + | IRQ 88 | External IRQ(5) | Progr | Progr | Non | + | IRQ 89 | External IRQ 4 - Ethernet | Progr | Progr | Non | + | IRQ 90 | External IRQ 3 - PCI-X | Progr | Progr | Non | + | IRQ 91 | External IRQ 2 - PCI-X | Progr | Progr | Non | + | IRQ 92 | External IRQ 1 - PCI-X | Progr | Progr | Non | + | IRQ 93 | External IRQ 0 - PCI-X | Progr | Progr | Non | + | IRQ 94 | Reserved | N/A | N/A | Non | + | IRQ 95 | Reserved | N/A | N/A | Non | + |--------------------------------------------------------------------- + +---------+-----------------------------------+-------+-------+------*/ + /*--------------------------------------------------------------------+ + | Initialise UIC registers. Clear all interrupts. Disable all + | interrupts. + | Set critical interrupt values. Set interrupt polarities. Set + | interrupt trigger levels. Make bit 0 High priority. Clear all + | interrupts again. + +-------------------------------------------------------------------*/ + + mtdcr (uic2sr, 0xffffffff); /* Clear all interrupts */ + mtdcr (uic2er, 0x00000000); /* disable all interrupts */ + mtdcr (uic2cr, 0x00000000); /* Set Critical / Non Critical interrupts */ + mtdcr (uic2pr, 0xf7ffffff); /* Set Interrupt Polarities */ + mtdcr (uic2tr, 0x01e1fff8); /* Set Interrupt Trigger Levels */ + mtdcr (uic2vr, 0x00000001); /* Set Vect base=0,INT31 Highest priority */ + mtdcr (uic2sr, 0x00000000); /* clear all interrupts */ + mtdcr (uic2sr, 0xffffffff); /* clear all interrupts */ + + mtdcr (uic1sr, 0xffffffff); /* Clear all interrupts */ + mtdcr (uic1er, 0x00000000); /* disable all interrupts */ + mtdcr (uic1cr, 0x00000000); /* Set Critical / Non Critical interrupts */ + mtdcr (uic1pr, 0xfffac785); /* Set Interrupt Polarities */ + mtdcr (uic1tr, 0x001d0040); /* Set Interrupt Trigger Levels */ + mtdcr (uic1vr, 0x00000001); /* Set Vect base=0,INT31 Highest priority */ + mtdcr (uic1sr, 0x00000000); /* clear all interrupts */ + mtdcr (uic1sr, 0xffffffff); /* clear all interrupts */ + + mtdcr (uic0sr, 0xffffffff); /* Clear all interrupts */ + mtdcr (uic0er, 0x0000000a); /* Disable all interrupts */ + /* Except cascade UIC0 and UIC1 */ + mtdcr (uic0cr, 0x00000000); /* Set Critical / Non Critical interrupts */ + mtdcr (uic0pr, 0xffbfefef); /* Set Interrupt Polarities */ + mtdcr (uic0tr, 0x00007000); /* Set Interrupt Trigger Levels */ + mtdcr (uic0vr, 0x00000001); /* Set Vect base=0,INT31 Highest priority */ + mtdcr (uic0sr, 0x00000000); /* clear all interrupts */ + mtdcr (uic0sr, 0xffffffff); /* clear all interrupts */ + + /* + * Note: Some cores are still in reset when the chip starts, so + * take them out of reset + */ + mtsdr(SDR0_SRST, 0); + + /* Reset PCIe slots */ + gpio_write_bit(CFG_GPIO_PCIE_RST, 0); + udelay(100); + gpio_write_bit(CFG_GPIO_PCIE_RST, 1); + + /* + * Configure PFC (Pin Function Control) registers + * -> Enable USB + */ + val = SDR0_PFC1_USBEN | SDR0_PFC1_USBBIGEN | SDR0_PFC1_GPT_FREQ; + mtsdr(SDR0_PFC1, val); + + return 0; +} + +int misc_init_r(void) +{ +#ifdef CFG_ENV_IS_IN_FLASH + /* Monitor protection ON by default */ + flash_protect(FLAG_PROTECT_SET, + -CFG_MONITOR_LEN, + 0xffffffff, + &flash_info[0]); +#endif + + return 0; +} + +int checkboard (void) +{ + char *s = getenv("serial#"); + + printf("Board: Makalu - AMCC PPC405EX Evaluation Board"); + + if (s != NULL) { + puts(", serial# "); + puts(s); + } + putc('\n'); + + return (0); +} + +/************************************************************************* + * 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) +int pci_pre_init(struct pci_controller * hose ) +{ + return 0; +} +#endif /* defined(CONFIG_PCI) */ + +#ifdef CONFIG_PCI +static struct pci_controller pcie_hose[2] = {{0},{0}}; + +void pcie_setup_hoses(int busno) +{ + struct pci_controller *hose; + int i, bus; + int ret = 0; + bus = busno; + char *env; + unsigned int delay; + + for (i = 0; i < 2; i++) { + + if (is_end_point(i)) + ret = ppc4xx_init_pcie_endport(i); + else + ret = ppc4xx_init_pcie_rootport(i); + if (ret) { + printf("PCIE%d: initialization as %s failed\n", i, + is_end_point(i) ? "endpoint" : "root-complex"); + continue; + } + + hose = &pcie_hose[i]; + hose->first_busno = bus; + hose->last_busno = bus; + hose->current_busno = bus; + + /* setup mem resource */ + pci_set_region(hose->regions + 0, + CFG_PCIE_MEMBASE + i * CFG_PCIE_MEMSIZE, + CFG_PCIE_MEMBASE + i * CFG_PCIE_MEMSIZE, + CFG_PCIE_MEMSIZE, + PCI_REGION_MEM); + hose->region_count = 1; + pci_register_hose(hose); + + if (is_end_point(i)) { + ppc4xx_setup_pcie_endpoint(hose, i); + /* + * Reson for no scanning is endpoint can not generate + * upstream configuration accesses. + */ + } else { + ppc4xx_setup_pcie_rootpoint(hose, i); + env = getenv ("pciscandelay"); + if (env != NULL) { + delay = simple_strtoul(env, NULL, 10); + if (delay > 5) + printf("Warning, expect noticable delay before " + "PCIe scan due to 'pciscandelay' value!\n"); + mdelay(delay * 1000); + } + + /* + * Config access can only go down stream + */ + hose->last_busno = pci_hose_scan(hose); + bus = hose->last_busno + 1; + } + } +} +#endif + +#if defined(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 0; /* No hotkeys supported */ +} +#endif /* CONFIG_POST */ + +#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) +void ft_board_setup(void *blob, bd_t *bd) +{ + u32 val[4]; + int rc; + + ft_cpu_setup(blob, bd); + + /* Fixup NOR mapping */ + val[0] = 0; /* chip select number */ + val[1] = 0; /* always 0 */ + val[2] = gd->bd->bi_flashstart; + val[3] = gd->bd->bi_flashsize; + rc = fdt_find_and_setprop(blob, "/plb/opb/ebc", "ranges", + val, sizeof(val), 1); + if (rc) + printf("Unable to update property NOR mapping, err=%s\n", + fdt_strerror(rc)); +} +#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */ diff --git a/board/amcc/makalu/memory.c b/board/amcc/makalu/memory.c new file mode 100644 index 0000000..b03b60b --- /dev/null +++ b/board/amcc/makalu/memory.c @@ -0,0 +1,188 @@ +/* + * (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> + +void sdram_init(void) +{ + return; +} + +long int initdram(int board_type) +{ + /* + * Same as on Kilauea, Makalu generates exception 0x200 + * (machine check) after trap_init() in board_init_f, + * when SDRAM is initialized here (late) and d-cache is + * used earlier as INIT_RAM. + * So for now, initialize DDR2 in init.S very early and + * also use it for INIT_RAM. Then this exception doesn't + * occur. + */ +#if 0 + u32 val; + + /* base=00000000, size=128MByte (5), mode=2 (n*10*4) */ + mtsdram(SDRAM_MB0CF, 0x00005201); + + /* SET SDRAM_MB1CF - Not enabled */ + mtsdram(SDRAM_MB1CF, 0x00000000); + + /* SET SDRAM_MB2CF - Not enabled */ + mtsdram(SDRAM_MB2CF, 0x00000000); + + /* SET SDRAM_MB3CF - Not enabled */ + mtsdram(SDRAM_MB3CF, 0x00000000); + + /* SDRAM_CLKTR: Adv Addr clock by 90 deg */ + mtsdram(SDRAM_CLKTR, 0x80000000); + + /* Refresh Time register (0x30) Refresh every 7.8125uS */ + mtsdram(SDRAM_RTR, 0x06180000); + + /* SDRAM_SDTR1 */ + mtsdram(SDRAM_SDTR1, 0x80201000); + + /* SDRAM_SDTR2 */ + mtsdram(SDRAM_SDTR2, 0x32204232); + + /* SDRAM_SDTR3 */ + mtsdram(SDRAM_SDTR3, 0x080b0d1a); + + mtsdram(SDRAM_MMODE, 0x00000442); + mtsdram(SDRAM_MEMODE, 0x00000404); + + /* SDRAM0_MCOPT1 (0X20) No ECC Gen */ + mtsdram(SDRAM_MCOPT1, 0x04322000); + + /* NOP */ + mtsdram(SDRAM_INITPLR0, 0xa8380000); + /* precharge 3 DDR clock cycle */ + mtsdram(SDRAM_INITPLR1, 0x81900400); + /* EMR2 twr = 2tck */ + mtsdram(SDRAM_INITPLR2, 0x81020000); + /* EMR3 twr = 2tck */ + mtsdram(SDRAM_INITPLR3, 0x81030000); + /* EMR DLL ENABLE twr = 2tck */ + mtsdram(SDRAM_INITPLR4, 0x81010404); + /* MR w/ DLL reset + * Note: 5 is CL. May need to be changed + */ + mtsdram(SDRAM_INITPLR5, 0x81000542); + /* precharge 3 DDR clock cycle */ + mtsdram(SDRAM_INITPLR6, 0x81900400); + /* Auto-refresh trfc = 26tck */ + mtsdram(SDRAM_INITPLR7, 0x8D080000); + /* Auto-refresh trfc = 26tck */ + mtsdram(SDRAM_INITPLR8, 0x8D080000); + /* Auto-refresh */ + mtsdram(SDRAM_INITPLR9, 0x8D080000); + /* Auto-refresh */ + mtsdram(SDRAM_INITPLR10, 0x8D080000); + /* MRS - normal operation; wait 2 cycle (set wait to tMRD) */ + mtsdram(SDRAM_INITPLR11, 0x81000442); + mtsdram(SDRAM_INITPLR12, 0x81010780); + mtsdram(SDRAM_INITPLR13, 0x81010400); + mtsdram(SDRAM_INITPLR14, 0x00000000); + mtsdram(SDRAM_INITPLR15, 0x00000000); + + /* SET MCIF0_CODT Die Termination On */ + mtsdram(SDRAM_CODT, 0x0080f837); + mtsdram(SDRAM_MODT0, 0x01800000); + mtsdram(SDRAM_MODT1, 0x00000000); + + mtsdram(SDRAM_WRDTR, 0x00000000); + + /* SDRAM0_MCOPT2 (0X21) Start initialization */ + mtsdram(SDRAM_MCOPT2, 0x20000000); + + /* Step 5 */ + do { + mfsdram(SDRAM_MCSTAT, val); + } while ((val & SDRAM_MCSTAT_MIC_COMP) != SDRAM_MCSTAT_MIC_COMP); + + /* Step 6 */ + + /* SDRAM_DLCR */ + mtsdram(SDRAM_DLCR, 0x030000a5); + + /* SDRAM_RDCC */ + mtsdram(SDRAM_RDCC, 0x40000000); + + /* SDRAM_RQDC */ + mtsdram(SDRAM_RQDC, 0x80000038); + + /* SDRAM_RFDC */ + mtsdram(SDRAM_RFDC, 0x00000209); + + /* Enable memory controller */ + mfsdram(SDRAM_MCOPT2, val); + val |= SDRAM_MCOPT2_DCEN_ENABLE; + mtsdram(SDRAM_MCOPT2, val); +#endif + return (CFG_MBYTES_SDRAM << 20); +} + +#if defined(CFG_DRAM_TEST) +int testdram (void) +{ + printf ("testdram\n"); +#if defined (CONFIG_NAND_U_BOOT) + return 0; +#endif + uint *pstart = (uint *) 0x00000000; + uint *pend = (uint *) 0x00001000; + uint *p; + + for (p = pstart; p < pend; p++) { + *p = 0xaaaaaaaa; + } + + for (p = pstart; p < pend; p++) { + if (*p != 0xaaaaaaaa) { +#if !defined (CONFIG_NAND_SPL) + printf ("SDRAM test fails at: %08x\n", (uint) p); +#endif + return 1; + } + } + + for (p = pstart; p < pend; p++) { + *p = 0x55555555; + } + + for (p = pstart; p < pend; p++) { + if (*p != 0x55555555) { +#if !defined (CONFIG_NAND_SPL) + printf ("SDRAM test fails at: %08x\n", (uint) p); +#endif + return 1; + } + } +#if !defined (CONFIG_NAND_SPL) + printf ("SDRAM test passed!!!\n"); +#endif + return 0; +} +#endif diff --git a/board/amcc/makalu/u-boot.lds b/board/amcc/makalu/u-boot.lds new file mode 100644 index 0000000..1f7653d --- /dev/null +++ b/board/amcc/makalu/u-boot.lds @@ -0,0 +1,137 @@ +/* + * (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 +{ +/* To compile successfully, uncomment the following section. + * To go in ram, remove the section. + * Added by SunHe. + */ + .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 : + { + cpu/ppc4xx/start.o (.text) + + *(.text) + *(.fixup) + *(.got1) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(.rodata) + *(.rodata1) + *(.rodata.str1.4) + } + .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 (NOLOAD) : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + _end = . ; + PROVIDE (end = .); +} diff --git a/board/amcc/ocotea/u-boot.lds b/board/amcc/ocotea/u-boot.lds index 316fee8..5f0808d 100644 --- a/board/amcc/ocotea/u-boot.lds +++ b/board/amcc/ocotea/u-boot.lds @@ -68,19 +68,6 @@ SECTIONS cpu/ppc4xx/start.o (.text) board/amcc/ocotea/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) @@ -145,7 +132,7 @@ SECTIONS __init_end = .; __bss_start = .; - .bss : + .bss (NOLOAD) : { *(.sbss) *(.scommon) *(.dynbss) diff --git a/board/amcc/sequoia/init.S b/board/amcc/sequoia/init.S index 5fe3af9..306c92c 100644 --- a/board/amcc/sequoia/init.S +++ b/board/amcc/sequoia/init.S @@ -20,57 +20,9 @@ */ #include <ppc_asm.tmpl> +#include <asm-ppc/mmu.h> #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 * @@ -87,8 +39,20 @@ tlbtab: tlbtab_start - /* - * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to use the + /* vxWorks needs this as first entry for the Machine Check interrupt */ + tlbentry( 0x40000000, SZ_256M, 0, 0, AC_R|AC_W|AC_X|SA_G|SA_I ) + + /* TLB-entry for DDR SDRAM (Up to 2GB) */ +#ifdef CONFIG_4xx_DCACHE + tlbentry( CFG_SDRAM_BASE, SZ_256M, CFG_SDRAM_BASE, 0, AC_R|AC_W|AC_X|SA_G) +#else + tlbentry( CFG_SDRAM_BASE, SZ_256M, CFG_SDRAM_BASE, 0, AC_R|AC_W|AC_X|SA_G|SA_I ) +#endif + + /* TLB-entry for EBC */ + tlbentry( CFG_BCSR_BASE, SZ_256M, CFG_BCSR_BASE, 1, AC_R|AC_W|AC_X|SA_G|SA_I ) + + /* BOOT_CS (FLASH) must be forth. 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 @@ -97,9 +61,6 @@ tlbtab: tlbentry( CFG_NAND_BOOT_SPL_SRC, SZ_4K, CFG_NAND_BOOT_SPL_SRC, 1, AC_R|AC_W|AC_X|SA_G ) #endif - /* TLB-entry for DDR SDRAM (Up to 2GB) */ - tlbentry( CFG_SDRAM_BASE, SZ_256M, CFG_SDRAM_BASE, 0, AC_R|AC_W|AC_X|SA_G|SA_I ) - #ifdef CFG_INIT_RAM_DCACHE /* TLB-entry for init-ram in dcache (SA_I must be turned off!) */ tlbentry( CFG_INIT_RAM_ADDR, SZ_64K, CFG_INIT_RAM_ADDR, 0, AC_R|AC_W|AC_X|SA_G ) @@ -111,9 +72,6 @@ tlbtab: tlbentry( CFG_PCI_MEMBASE2, SZ_256M, CFG_PCI_MEMBASE2, 1, AC_R|AC_W|SA_G|SA_I ) tlbentry( CFG_PCI_MEMBASE3, SZ_256M, CFG_PCI_MEMBASE3, 1, AC_R|AC_W|SA_G|SA_I ) - /* TLB-entry for EBC */ - tlbentry( CFG_BCSR_BASE, SZ_1K, CFG_BCSR_BASE, 1, AC_R|AC_W|AC_X|SA_G|SA_I ) - /* TLB-entry for NAND */ tlbentry( CFG_NAND_ADDR, SZ_1K, CFG_NAND_ADDR, 1, AC_R|AC_W|AC_X|SA_G|SA_I ) diff --git a/board/amcc/sequoia/sdram.c b/board/amcc/sequoia/sdram.c index 78e2cb4..b43ec48 100644 --- a/board/amcc/sequoia/sdram.c +++ b/board/amcc/sequoia/sdram.c @@ -33,343 +33,11 @@ #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 */ + * Prototypes + *-----------------------------------------------------------------------------*/ +extern int denali_wait_for_dlllock(void); +extern void denali_core_search_data_eye(void); #if defined(CONFIG_NAND_SPL) /* Using cpu/ppc4xx/speed.c to calculate the bus frequency is too big @@ -428,15 +96,22 @@ long int initdram (int board_type) mtsdram(DDR0_44, 0x00000003); mtsdram(DDR0_02, 0x00000001); - wait_for_dlllock(); + denali_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); + denali_core_search_data_eye(); #endif + /* + * Clear possible errors resulting from data-eye-search. + * If not done, then we could get an interrupt later on when + * exceptions are enabled. + */ + set_mcsr(get_mcsr()); + return (CFG_MBYTES_SDRAM << 20); } diff --git a/board/amcc/sequoia/sdram.h b/board/amcc/sequoia/sdram.h deleted file mode 100644 index 7f847aa..0000000 --- a/board/amcc/sequoia/sdram.h +++ /dev/null @@ -1,505 +0,0 @@ -/* - * (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 4e47ab3..e46efef 100644 --- a/board/amcc/sequoia/sequoia.c +++ b/board/amcc/sequoia/sequoia.c @@ -23,9 +23,13 @@ */ #include <common.h> +#include <libfdt.h> +#include <fdt_support.h> +#include <ppc440.h> +#include <asm/gpio.h> #include <asm/processor.h> #include <asm/io.h> -#include <ppc440.h> +#include <asm/ppc4xx-intvec.h> DECLARE_GLOBAL_DATA_PTR; @@ -43,36 +47,6 @@ int board_early_init_f(void) mtdcr(ebccfgd, 0xb8400000); /*-------------------------------------------------------------------- - * Setup the GPIO pins - *-------------------------------------------------------------------*/ - /* test-only: take GPIO init from pcs440ep ???? in config file */ - out32(GPIO0_OR, 0x00000000); - out32(GPIO0_TCR, 0x0000000f); - out32(GPIO0_OSRL, 0x50015400); - out32(GPIO0_OSRH, 0x550050aa); - out32(GPIO0_TSRL, 0x50015400); - out32(GPIO0_TSRH, 0x55005000); - out32(GPIO0_ISR1L, 0x50000000); - out32(GPIO0_ISR1H, 0x00000000); - out32(GPIO0_ISR2L, 0x00000000); - out32(GPIO0_ISR2H, 0x00000100); - out32(GPIO0_ISR3L, 0x00000000); - out32(GPIO0_ISR3H, 0x00000000); - - out32(GPIO1_OR, 0x00000000); - out32(GPIO1_TCR, 0xc2000000); - out32(GPIO1_OSRL, 0x5c280000); - out32(GPIO1_OSRH, 0x00000000); - out32(GPIO1_TSRL, 0x0c000000); - out32(GPIO1_TSRH, 0x00000000); - out32(GPIO1_ISR1L, 0x00005550); - out32(GPIO1_ISR1H, 0x00000000); - out32(GPIO1_ISR2L, 0x00050000); - out32(GPIO1_ISR2H, 0x00000000); - out32(GPIO1_ISR3L, 0x01400000); - out32(GPIO1_ISR3H, 0x00000000); - - /*-------------------------------------------------------------------- * Setup the interrupt controller polarities, triggers, etc. *-------------------------------------------------------------------*/ mtdcr(uic0sr, 0xffffffff); /* clear all */ @@ -100,16 +74,16 @@ int board_early_init_f(void) mtdcr(uic2sr, 0xffffffff); /* clear all */ /* 50MHz tmrclk */ - *(unsigned char *)(CFG_BCSR_BASE | 0x04) = 0x00; + out_8((u8 *) CFG_BCSR_BASE + 0x04, 0x00); /* clear write protects */ - *(unsigned char *)(CFG_BCSR_BASE | 0x07) = 0x00; + out_8((u8 *) CFG_BCSR_BASE + 0x07, 0x00); /* enable Ethernet */ - *(unsigned char *)(CFG_BCSR_BASE | 0x08) = 0x00; + out_8((u8 *) CFG_BCSR_BASE + 0x08, 0x00); /* enable USB device */ - *(unsigned char *)(CFG_BCSR_BASE | 0x09) = 0x20; + out_8((u8 *) CFG_BCSR_BASE + 0x09, 0x20); /* select Ethernet pins */ mfsdr(SDR0_PFC1, sdr0_pfc1); @@ -414,6 +388,16 @@ int testdram(void) } #endif +#if defined(CONFIG_PCI) && defined(CONFIG_PCI_PNP) +/* + * Assign interrupts to PCI devices. + */ +void sequoia_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev) +{ + pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, VECNUM_EIR2); +} +#endif + /************************************************************************* * pci_pre_init * @@ -465,6 +449,9 @@ int pci_pre_init(struct pci_controller *hose) addr = (addr & ~plb1_acr_wrp_mask) | plb1_acr_wrp_2deep; mtdcr(plb1_acr, addr); +#ifdef CONFIG_PCI_PNP + hose->fixup_irq = sequoia_pci_fixup_irq; +#endif return 1; } #endif /* defined(CONFIG_PCI) */ @@ -583,3 +570,24 @@ int post_hotkeys_pressed(void) return 0; /* No hotkeys supported */ } #endif /* CONFIG_POST */ + +#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) +void ft_board_setup(void *blob, bd_t *bd) +{ + u32 val[4]; + int rc; + + ft_cpu_setup(blob, bd); + + /* Fixup NOR mapping */ + val[0] = 0; /* chip select number */ + val[1] = 0; /* always 0 */ + val[2] = gd->bd->bi_flashstart; + val[3] = gd->bd->bi_flashsize; + rc = fdt_find_and_setprop(blob, "/plb/opb/ebc", "ranges", + val, sizeof(val), 1); + if (rc) + printf("Unable to update property NOR mapping, err=%s\n", + fdt_strerror(rc)); +} +#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */ diff --git a/board/amcc/sequoia/u-boot-nand.lds b/board/amcc/sequoia/u-boot-nand.lds index cf2e2b5..e0b5113 100644 --- a/board/amcc/sequoia/u-boot-nand.lds +++ b/board/amcc/sequoia/u-boot-nand.lds @@ -124,7 +124,7 @@ SECTIONS __init_end = .; __bss_start = .; - .bss : + .bss (NOLOAD) : { *(.sbss) *(.scommon) *(.dynbss) diff --git a/board/amcc/sequoia/u-boot.lds b/board/amcc/sequoia/u-boot.lds index a423f98..e140737 100644 --- a/board/amcc/sequoia/u-boot.lds +++ b/board/amcc/sequoia/u-boot.lds @@ -130,7 +130,7 @@ SECTIONS __init_end = .; __bss_start = .; - .bss : + .bss (NOLOAD) : { *(.sbss) *(.scommon) *(.dynbss) diff --git a/board/amcc/taihu/u-boot.lds b/board/amcc/taihu/u-boot.lds index be03092..7dd0bb3 100644 --- a/board/amcc/taihu/u-boot.lds +++ b/board/amcc/taihu/u-boot.lds @@ -62,19 +62,6 @@ SECTIONS /* the sector layout of our flash chips! XXX FIXME XXX */ cpu/ppc4xx/start.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) @@ -138,7 +125,7 @@ SECTIONS __init_end = .; __bss_start = .; - .bss : + .bss (NOLOAD) : { *(.sbss) *(.scommon) *(.dynbss) diff --git a/board/amcc/taishan/showinfo.c b/board/amcc/taishan/showinfo.c index 57b9d1c..040b800 100644 --- a/board/amcc/taishan/showinfo.c +++ b/board/amcc/taishan/showinfo.c @@ -33,25 +33,25 @@ void show_reset_reg(void) /* read clock regsiter */ printf("===== Display reset and initialize register Start =========\n"); - mfclk(clk_pllc,reg); + mfcpr(clk_pllc,reg); printf("cpr_pllc = %#010x\n",reg); - mfclk(clk_plld,reg); + mfcpr(clk_plld,reg); printf("cpr_plld = %#010x\n",reg); - mfclk(clk_primad,reg); + mfcpr(clk_primad,reg); printf("cpr_primad = %#010x\n",reg); - mfclk(clk_primbd,reg); + mfcpr(clk_primbd,reg); printf("cpr_primbd = %#010x\n",reg); - mfclk(clk_opbd,reg); + mfcpr(clk_opbd,reg); printf("cpr_opbd = %#010x\n",reg); - mfclk(clk_perd,reg); + mfcpr(clk_perd,reg); printf("cpr_perd = %#010x\n",reg); - mfclk(clk_mald,reg); + mfcpr(clk_mald,reg); printf("cpr_mald = %#010x\n",reg); /* read sdr register */ diff --git a/board/amcc/taishan/u-boot.lds b/board/amcc/taishan/u-boot.lds index 664716e..af4223f 100644 --- a/board/amcc/taishan/u-boot.lds +++ b/board/amcc/taishan/u-boot.lds @@ -68,19 +68,6 @@ SECTIONS 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) @@ -145,7 +132,7 @@ SECTIONS __init_end = .; __bss_start = .; - .bss : + .bss (NOLOAD) : { *(.sbss) *(.scommon) *(.dynbss) diff --git a/board/amcc/walnut/u-boot.lds b/board/amcc/walnut/u-boot.lds index 1dcbab5..c9a8af8 100644 --- a/board/amcc/walnut/u-boot.lds +++ b/board/amcc/walnut/u-boot.lds @@ -62,19 +62,6 @@ SECTIONS /* the sector layout of our flash chips! XXX FIXME XXX */ cpu/ppc4xx/start.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) @@ -139,7 +126,7 @@ SECTIONS __init_end = .; __bss_start = .; - .bss : + .bss (NOLOAD) : { *(.sbss) *(.scommon) *(.dynbss) diff --git a/board/amcc/yosemite/u-boot.lds b/board/amcc/yosemite/u-boot.lds index a9a7b0a..855d952 100644 --- a/board/amcc/yosemite/u-boot.lds +++ b/board/amcc/yosemite/u-boot.lds @@ -68,19 +68,6 @@ SECTIONS cpu/ppc4xx/start.o (.text) board/amcc/yosemite/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) @@ -145,7 +132,7 @@ SECTIONS __init_end = .; __bss_start = .; - .bss : + .bss (NOLOAD) : { *(.sbss) *(.scommon) *(.dynbss) diff --git a/board/amcc/yucca/u-boot.lds b/board/amcc/yucca/u-boot.lds index 9df4f92..e3e5ce3 100644 --- a/board/amcc/yucca/u-boot.lds +++ b/board/amcc/yucca/u-boot.lds @@ -68,19 +68,6 @@ SECTIONS cpu/ppc4xx/start.o (.text) board/amcc/yucca/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) @@ -145,7 +132,7 @@ SECTIONS __init_end = .; __bss_start = .; - .bss : + .bss (NOLOAD) : { *(.sbss) *(.scommon) *(.dynbss) diff --git a/board/amcc/yucca/yucca.c b/board/amcc/yucca/yucca.c index d7cc384..52486cc 100644 --- a/board/amcc/yucca/yucca.c +++ b/board/amcc/yucca/yucca.c @@ -27,29 +27,17 @@ #include <common.h> #include <ppc4xx.h> -#include <asm/processor.h> #include <i2c.h> -#include <asm-ppc/io.h> +#include <asm/processor.h> +#include <asm/io.h> +#include <asm/4xx_pcie.h> #include "yucca.h" -#include "../cpu/ppc4xx/440spe_pcie.h" DECLARE_GLOBAL_DATA_PTR; -#undef PCIE_ENDPOINT -/* #define PCIE_ENDPOINT 1 */ - void fpga_init (void); -void get_sys_info(PPC440_SYS_INFO *board_cfg ); -int compare_to_true(char *str ); -char *remove_l_w_space(char *in_str ); -char *remove_t_w_space(char *in_str ); -int get_console_port(void); - -int ppc440spe_init_pcie_rootport(int port); -void ppc440spe_setup_pcie(struct pci_controller *hose, int port); - #define DEBUG_ENV #ifdef DEBUG_ENV #define DEBUGF(fmt,args...) printf(fmt ,##args) @@ -541,10 +529,10 @@ int board_early_init_f (void) mtdcr (uic0sr, 0x00000000); /* clear all interrupts */ mtdcr (uic0sr, 0xffffffff); /* clear all interrupts */ - /* SDR0_MFR should be part of Ethernet init */ - mfsdr (sdr_mfr, mfr); - mfr &= ~SDR0_MFR_ECS_MASK; - /*mtsdr(sdr_mfr, mfr);*/ + mfsdr(sdr_mfr, mfr); + mfr |= SDR0_MFR_FIXD; /* Workaround for PCI/DMA */ + mtsdr(sdr_mfr, mfr); + fpga_init(); return 0; @@ -850,6 +838,7 @@ void pcie_setup_hoses(int busno) { struct pci_controller *hose; int i, bus; + int ret = 0; char *env; unsigned int delay; @@ -863,14 +852,16 @@ void pcie_setup_hoses(int busno) if (!yucca_pcie_card_present(i)) continue; -#ifdef PCIE_ENDPOINT - yucca_setup_pcie_fpga_endpoint(i); - if (ppc440spe_init_pcie_endport(i)) { -#else - yucca_setup_pcie_fpga_rootpoint(i); - if (ppc440spe_init_pcie_rootport(i)) { -#endif - printf("PCIE%d: initialization failed\n", i); + if (is_end_point(i)) { + yucca_setup_pcie_fpga_endpoint(i); + ret = ppc4xx_init_pcie_endport(i); + } else { + yucca_setup_pcie_fpga_rootpoint(i); + ret = ppc4xx_init_pcie_rootport(i); + } + if (ret) { + printf("PCIE%d: initialization as %s failed\n", i, + is_end_point(i) ? "endpoint" : "root-complex"); continue; } @@ -884,35 +875,33 @@ void pcie_setup_hoses(int busno) CFG_PCIE_MEMBASE + i * CFG_PCIE_MEMSIZE, CFG_PCIE_MEMBASE + i * CFG_PCIE_MEMSIZE, CFG_PCIE_MEMSIZE, - PCI_REGION_MEM - ); + PCI_REGION_MEM); hose->region_count = 1; pci_register_hose(hose); -#ifdef PCIE_ENDPOINT - ppc440spe_setup_pcie_endpoint(hose, i); - /* - * Reson for no scanning is endpoint can not generate - * upstream configuration accesses. - */ -#else - ppc440spe_setup_pcie_rootpoint(hose, i); - - env = getenv ("pciscandelay"); - if (env != NULL) { - delay = simple_strtoul (env, NULL, 10); - if (delay > 5) - printf ("Warning, expect noticable delay before PCIe" - "scan due to 'pciscandelay' value!\n"); - mdelay (delay * 1000); - } + if (is_end_point(i)) { + ppc4xx_setup_pcie_endpoint(hose, i); + /* + * Reson for no scanning is endpoint can not generate + * upstream configuration accesses. + */ + } else { + ppc4xx_setup_pcie_rootpoint(hose, i); + env = getenv("pciscandelay"); + if (env != NULL) { + delay = simple_strtoul(env, NULL, 10); + if (delay > 5) + printf("Warning, expect noticable delay before " + "PCIe scan due to 'pciscandelay' value!\n"); + mdelay(delay * 1000); + } - /* - * Config access can only go down stream - */ - hose->last_busno = pci_hose_scan(hose); - bus = hose->last_busno + 1; -#endif + /* + * Config access can only go down stream + */ + hose->last_busno = pci_hose_scan(hose); + bus = hose->last_busno + 1; + } } } #endif /* defined(CONFIG_PCI) */ |