diff options
author | Wolfgang Denk <wd@pollux.denx.de> | 2006-06-26 10:02:52 +0200 |
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committer | Wolfgang Denk <wd@pollux.denx.de> | 2006-06-26 10:02:52 +0200 |
commit | f0e3d2b42268a9ed8d28c50c662eeba08379ceab (patch) | |
tree | ac713d8a69dee7e80af82ff3b3d5b6b3062c5ee7 /board | |
parent | 386eda022473394ad8f36b86f2bdc9b4cb816291 (diff) | |
parent | f73e73ba0e422e6f79030d77286dd57becaee16f (diff) | |
download | u-boot-imx-f0e3d2b42268a9ed8d28c50c662eeba08379ceab.zip u-boot-imx-f0e3d2b42268a9ed8d28c50c662eeba08379ceab.tar.gz u-boot-imx-f0e3d2b42268a9ed8d28c50c662eeba08379ceab.tar.bz2 |
Merge with /home/wd/git/u-boot/master
Diffstat (limited to 'board')
-rw-r--r-- | board/gth2/Makefile | 41 | ||||
-rw-r--r-- | board/gth2/config.mk | 42 | ||||
-rw-r--r-- | board/gth2/ee_access.c | 347 | ||||
-rw-r--r-- | board/gth2/ee_access.h | 30 | ||||
-rw-r--r-- | board/gth2/ee_dev.h | 96 | ||||
-rw-r--r-- | board/gth2/flash.c | 43 | ||||
-rw-r--r-- | board/gth2/gth2.c | 435 | ||||
-rw-r--r-- | board/gth2/lowlevel_init.S | 454 | ||||
-rw-r--r-- | board/gth2/u-boot.lds | 68 | ||||
-rw-r--r-- | board/mcc200/mcc200.c | 8 | ||||
-rw-r--r-- | board/mcc200/mt48lc16m32s2-75.h | 43 | ||||
-rw-r--r-- | board/ppmc7xx/Makefile | 47 | ||||
-rw-r--r-- | board/ppmc7xx/config.mk | 33 | ||||
-rw-r--r-- | board/ppmc7xx/flash.c | 494 | ||||
-rw-r--r-- | board/ppmc7xx/init.S | 336 | ||||
-rw-r--r-- | board/ppmc7xx/pci.c | 97 | ||||
-rw-r--r-- | board/ppmc7xx/ppmc7xx.c | 104 | ||||
-rw-r--r-- | board/ppmc7xx/u-boot.lds | 135 | ||||
-rw-r--r-- | board/tqm5200/Makefile | 1 | ||||
-rw-r--r-- | board/tqm5200/flash.c | 497 | ||||
-rw-r--r-- | board/tqm5200/tqm5200.c | 20 | ||||
-rw-r--r-- | board/tqm834x/tqm834x.c | 24 | ||||
-rw-r--r-- | board/tqm85xx/tqm85xx.c | 14 | ||||
-rw-r--r-- | board/trab/cmd_trab.c | 1 | ||||
-rw-r--r-- | board/trab/trab.c | 13 | ||||
-rw-r--r-- | board/trab/tsc2000.c | 2 | ||||
-rw-r--r-- | board/trab/vfd.c | 6 | ||||
-rw-r--r-- | board/voiceblue/config.mk | 2 |
28 files changed, 2913 insertions, 520 deletions
diff --git a/board/gth2/Makefile b/board/gth2/Makefile new file mode 100644 index 0000000..8ef3a51 --- /dev/null +++ b/board/gth2/Makefile @@ -0,0 +1,41 @@ +# +# (C) Copyright 2005 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS = $(BOARD).o flash.o ee_access.o +SOBJS = lowlevel_init.o + +$(LIB): .depend $(OBJS) $(SOBJS) + $(AR) crv $@ $(OBJS) $(SOBJS) + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +sinclude .depend + +######################################################################### diff --git a/board/gth2/config.mk b/board/gth2/config.mk new file mode 100644 index 0000000..6d21ba1 --- /dev/null +++ b/board/gth2/config.mk @@ -0,0 +1,42 @@ +# +# (C) Copyright 2004-2005 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +# +# AMD Alchemy AU1000, MIPS32 core +# + +ifeq ($(TBASE),0) +TEXT_BASE = 0 +else +ifeq ($(TBASE),1) +TEXT_BASE = 0xbfc10070 +else +ifeq ($(TBASE),2) +TEXT_BASE = 0xbfc30070 +else +## Only to make ordinary make work +TEXT_BASE = 0x90000000 +endif +endif +endif + diff --git a/board/gth2/ee_access.c b/board/gth2/ee_access.c new file mode 100644 index 0000000..e293139 --- /dev/null +++ b/board/gth2/ee_access.c @@ -0,0 +1,347 @@ +/* Module for handling DALLAS DS2438, smart battery monitor + Chip can store up to 40 bytes of user data in EEPROM, + perform temp, voltage and current measurements. + Chip also contains a unique serial number. + + Always read/write LSb first + + For documentaion, see data sheet for DS2438, 2438.pdf + + By Thomas.Lange@corelatus.com 001025 + + Copyright (C) 2000-2005 Corelatus AB */ + +/* 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 <command.h> +#include <asm/au1x00.h> +#include <asm/io.h> +#include "ee_dev.h" +#include "ee_access.h" + +/* static int Debug = 1; */ +#undef E_DEBUG +#define E_DEBUG(fmt,args...) /* */ +/* #define E_DEBUG(fmt,args...) printk("EEA:"fmt,##args); */ + +/* We dont have kernel functions */ +#define printk printf +#define KERN_DEBUG +#define KERN_ERR +#define EIO 1 + +#ifndef TRUE +#define TRUE 1 +#endif +#ifndef FALSE +#define FALSE 0 +#endif + +/* lookup table ripped from DS app note 17, understanding and using cyclic redundancy checks... */ + +static u8 crc_lookup[256] = { + 0, 94, 188, 226, 97, 63, 221, 131, + 194, 156, 126, 32, 163, 253, 31, 65, + 157, 195, 33, 127, 252, 162, 64, 30, + 95, 1, 227, 189, 62, 96, 130, 220, + 35, 125, 159, 193, 66, 28, 254, 160, + 225, 191, 93, 3, 128, 222, 60, 98, + 190, 224, 2, 92, 223, 129, 99, 61, + 124, 34, 192, 158, 29, 67, 161, 255, + 70, 24, 250, 164, 39, 121, 155, 197, + 132, 218, 56, 102, 229, 187, 89, 7, + 219, 133, 103, 57, 186, 228, 6, 88, + 25, 71, 165, 251, 120, 38, 196, 154, + 101, 59, 217, 135, 4, 90, 184, 230, + 167, 249, 27, 69, 198, 152, 122, 36, + 248, 166, 68, 26, 153, 199, 37, 123, + 58, 100, 134, 216, 91, 5, 231, 185, + 140, 210, 48, 110, 237, 179, 81, 15, + 78, 16, 242, 172, 47, 113, 147, 205, + 17, 79, 173, 243, 112, 46, 204, 146, + 211, 141, 111, 49, 178, 236, 14, 80, + 175, 241, 19, 77, 206, 144, 114, 44, + 109, 51, 209, 143, 12, 82, 176, 238, + 50, 108, 142, 208, 83, 13, 239, 177, + 240, 174, 76, 18, 145, 207, 45, 115, + 202, 148, 118, 40, 171, 245, 23, 73, + 8, 86, 180, 234, 105, 55, 213, 139, + 87, 9, 235, 181, 54, 104, 138, 212, + 149, 203, 41, 119, 244, 170, 72, 22, + 233, 183, 85, 11, 136, 214, 52, 106, + 43, 117, 151, 201, 74, 20, 246, 168, + 116, 42, 200, 150, 21, 75, 169, 247, + 182, 232, 10, 84, 215, 137, 107, 53 +}; + +static void +write_gpio_data(int value ){ + if(value){ + /* Tristate */ + gpio_tristate(GPIO_EEDQ); + } + else{ + /* Drive 0 */ + gpio_clear(GPIO_EEDQ); + } +} + +static u8 make_new_crc( u8 Old_crc, u8 New_value ){ + /* Compute a new checksum with new byte, using previous checksum as input + See DS app note 17, understanding and using cyclic redundancy checks... + Also see DS2438, page 11 */ + return( crc_lookup[Old_crc ^ New_value ]); +} + +int ee_crc_ok( u8 *Buffer, int Len, u8 Crc ){ + /* Check if the checksum for this buffer is correct */ + u8 Curr_crc=0; + int i; + u8 *Curr_byte = Buffer; + + for(i=0;i<Len;i++){ + Curr_crc = make_new_crc( Curr_crc, *Curr_byte); + Curr_byte++; + } + E_DEBUG("Calculated CRC = 0x%x, read = 0x%x\n", Curr_crc, Crc); + + if(Curr_crc == Crc){ + /* Good */ + return(TRUE); + } + printk(KERN_ERR"EE checksum error, Calculated CRC = 0x%x, read = 0x%x\n", Curr_crc, Crc); + return(FALSE); +} + +static void +set_idle(void){ + /* Send idle and keep start time + Continous 1 is idle */ + WRITE_PORT(1); +} + + +static int +do_cpu_reset(void){ + /* Release reset and verify that chip responds with presence pulse */ + int Retries=0; + while(Retries<15){ + udelay(RESET_LOW_TIME); + + /* Send reset */ + WRITE_PORT(0); + udelay(RESET_LOW_TIME); + + /* Release reset */ + WRITE_PORT(1); + + /* Wait for EEPROM to drive output */ + udelay(PRESENCE_TIMEOUT); + if(!READ_PORT){ + /* Ok, EEPROM is driving a 0 */ + E_DEBUG("Presence detected\n"); + if(Retries){ + E_DEBUG("Retries %d\n",Retries); + } + /* Make sure chip releases pin */ + udelay(PRESENCE_LOW_TIME); + return 0; + } + Retries++; + } + + printk(KERN_ERR"eeprom did not respond when releasing reset\n"); + + /* Make sure chip releases pin */ + udelay(PRESENCE_LOW_TIME); + + /* Set to idle again */ + set_idle(); + + return(-EIO); +} + +static u8 +read_cpu_byte(void){ + /* Read a single byte from EEPROM + Read LSb first */ + int i; + int Value; + u8 Result=0; + u32 Flags; + + E_DEBUG("Reading byte\n"); + + for(i=0;i<8;i++){ + /* Small delay between pulses */ + udelay(1); + +#ifdef __KERNEL__ + /* Disable irq */ + save_flags(Flags); + cli(); +#endif + + /* Pull down pin short time to start read + See page 26 in data sheet */ + + WRITE_PORT(0); + udelay(READ_LOW); + WRITE_PORT(1); + + /* Wait for chip to drive pin */ + udelay(READ_TIMEOUT); + + Value = READ_PORT; + if(Value) + Value=1; + +#ifdef __KERNEL__ + /* Enable irq */ + restore_flags(Flags); +#endif + + /* Wait for chip to release pin */ + udelay(TOTAL_READ_LOW-READ_TIMEOUT); + + /* LSb first */ + Result|=Value<<i; + /* E_DEBUG("Read %d\n",Value); */ + + } + + E_DEBUG("Read byte 0x%x\n",Result); + + return(Result); +} + +static void +write_cpu_byte(u8 Byte){ + /* Write a single byte to EEPROM + Write LSb first */ + int i; + int Value; + u32 Flags; + + E_DEBUG("Writing byte 0x%x\n",Byte); + + for(i=0;i<8;i++){ + /* Small delay between pulses */ + udelay(1); + Value = Byte&1; + +#ifdef __KERNEL__ + /* Disable irq */ + save_flags(Flags); + cli(); +#endif + + /* Pull down pin short time for a 1, long time for a 0 + See page 26 in data sheet */ + + WRITE_PORT(0); + if(Value){ + /* Write a 1 */ + udelay(WRITE_1_LOW); + } + else{ + /* Write a 0 */ + udelay(WRITE_0_LOW); + } + + WRITE_PORT(1); + +#ifdef __KERNEL__ + /* Enable irq */ + restore_flags(Flags); +#endif + + if(Value) + /* Wait for chip to read the 1 */ + udelay(TOTAL_WRITE_LOW-WRITE_1_LOW); + + /* E_DEBUG("Wrote %d\n",Value); */ + Byte>>=1; + } +} + +int ee_do_cpu_command( u8 *Tx, int Tx_len, u8 *Rx, int Rx_len, int Send_skip ){ + /* Execute this command string, including + giving reset and setting to idle after command + if Rx_len is set, we read out data from EEPROM */ + int i; + + E_DEBUG("Command, Tx_len %d, Rx_len %d\n", Tx_len, Rx_len ); + + if(do_cpu_reset()){ + /* Failed! */ + return(-EIO); + } + + if(Send_skip) + /* Always send SKIP_ROM first to tell chip we are sending a command, + except when we read out rom data for chip */ + write_cpu_byte(SKIP_ROM); + + /* Always have Tx data */ + for(i=0;i<Tx_len;i++){ + write_cpu_byte(Tx[i]); + } + + if(Rx_len){ + for(i=0;i<Rx_len;i++){ + Rx[i]=read_cpu_byte(); + } + } + + set_idle(); + + E_DEBUG("Command done\n"); + + return(0); +} + +int ee_init_cpu_data(void){ + int i; + u8 Tx[10]; + + /* Leave it floting since altera is driving the same pin */ + set_idle(); + + /* Copy all User EEPROM data to scratchpad */ + for(i=0;i<USER_PAGES;i++){ + Tx[0]=RECALL_MEMORY; + Tx[1]=EE_USER_PAGE_0+i; + if(ee_do_cpu_command(Tx,2,NULL,0,TRUE)) return(-EIO); + } + + /* Make sure chip doesnt store measurements in NVRAM */ + Tx[0]=WRITE_SCRATCHPAD; + Tx[1]=0; /* Page */ + Tx[2]=9; + if(ee_do_cpu_command(Tx,3,NULL,0,TRUE)) return(-EIO); + + Tx[0]=COPY_SCRATCHPAD; + if(ee_do_cpu_command(Tx,2,NULL,0,TRUE)) return(-EIO); + + for(i=0;i<10;i++){ + udelay(1000); + } + + return(0); +} diff --git a/board/gth2/ee_access.h b/board/gth2/ee_access.h new file mode 100644 index 0000000..c21730e --- /dev/null +++ b/board/gth2/ee_access.h @@ -0,0 +1,30 @@ +/* By Thomas.Lange@Corelatus.com 001025 */ + +/* Definitions for EEPROM/VOLT METER DS2438 */ +/* Copyright (C) 2000-2005 Corelatus AB */ + +#ifndef INCeeaccessh +#define INCeeaccessh + +#include <asm/types.h> +#include "ee_dev.h" + +int ee_do_cpu_command( u8 *Tx, int Tx_len, u8 *Rx, int Rx_len, int Send_skip ); +int ee_init_cpu_data(void); + +int ee_crc_ok( u8 *Buffer, int Len, u8 Crc ); + +/* Defs for altera reg */ +#define EE_WRITE_SHIFT 8 /* bits to shift left */ +#define EE_READ_SHIFT 16 /* bits to shift left */ +#define EE_DONE 0x80000000 +#define EE_BUSY 0x40000000 +#define EE_ERROR 0x20000000 + +/* Commands */ +#define EE_CMD_NOP 0 +#define EE_CMD_INIT_RES 1 +#define EE_CMD_WR_BYTE 2 +#define EE_CMD_RD_BYTE 3 + +#endif /* INCeeaccessh */ diff --git a/board/gth2/ee_dev.h b/board/gth2/ee_dev.h new file mode 100644 index 0000000..acc3418 --- /dev/null +++ b/board/gth2/ee_dev.h @@ -0,0 +1,96 @@ +/* By Thomas.Lange@Corelatus.com 001025 */ +/* Definitions for EEPROM/VOLT METER DS2438 */ +/* Copyright (C) 2000-2005 Corelatus AB */ + +/* 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 INCeedevh +#define INCeedevh + +#define E_DEBUG(fmt,args...) if( Debug ) printk(KERN_DEBUG"EE: " fmt, ##args) + +/* MIPS */ +#define WRITE_PORT(Value) write_gpio_data(Value) + +#define READ_PORT (gpio_read()&GPIO_EEDQ) + +/* 64 bytes chip */ +#define EE_CHIP_SIZE 64 + +/* Board with new current resistor */ +#define EE_GTH_0304 1 + +/* new dsp and 64 MB SDRAM */ +#define EE_DSP_64 0x10 + +/* microsecs */ +/* Pull line down at least this long for reset pulse */ +#define RESET_LOW_TIME 490 + +/* Read presence pulse after we release reset pulse */ +#define PRESENCE_TIMEOUT 100 +#define PRESENCE_LOW_TIME 200 + +#define WRITE_0_LOW 60 +#define WRITE_1_LOW 1 +#define TOTAL_WRITE_LOW 60 + +#define READ_LOW 1 +#define READ_TIMEOUT 10 +#define TOTAL_READ_LOW 70 + +/* Rom function commands */ +#define READ_ROM 0x33 +#define MATCH_ROM 0x55 +#define SKIP_ROM 0xCC +#define SEARCH_ROM 0xF0 + + +/* Memory_command_function */ +#define WRITE_SCRATCHPAD 0x4E +#define READ_SCRATCHPAD 0xBE +#define COPY_SCRATCHPAD 0x48 +#define RECALL_MEMORY 0xB8 +#define CONVERT_TEMP 0x44 +#define CONVERT_VOLTAGE 0xB4 + +/* Chip is divided in 8 pages, 8 bytes each */ + +#define EE_PAGE_SIZE 8 + +/* All chip data we want are in page 0 */ + +/* Bytes in page 0 */ +#define EE_P0_STATUS 0 +#define EE_P0_TEMP_LSB 1 +#define EE_P0_TEMP_MSB 2 +#define EE_P0_VOLT_LSB 3 +#define EE_P0_VOLT_MSB 4 +#define EE_P0_CURRENT_LSB 5 +#define EE_P0_CURRENT_MSB 6 + + +/* 40 byte user data is located at page 3-7 */ +#define EE_USER_PAGE_0 3 +#define USER_PAGES 5 + +/* Layout of gth user pages usage */ +/* Bytes 0-16 ethernet addr in ascii ( len 17 ) */ + +#define EE_ETHERNET_OFFSET 0 + +#endif /* INCeedevh */ diff --git a/board/gth2/flash.c b/board/gth2/flash.c new file mode 100644 index 0000000..f96edff --- /dev/null +++ b/board/gth2/flash.c @@ -0,0 +1,43 @@ +/* + * (C) Copyright 2005 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> + +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ + +/*----------------------------------------------------------------------- + * flash_init() + * + * sets up flash_info and returns size of FLASH (bytes) + */ +unsigned long flash_init (void) +{ + printf ("Skipping flash_init\n"); + return (0); +} + +int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) +{ + printf ("write_buff not implemented\n"); + return (-1); +} diff --git a/board/gth2/gth2.c b/board/gth2/gth2.c new file mode 100644 index 0000000..77fc5b4 --- /dev/null +++ b/board/gth2/gth2.c @@ -0,0 +1,435 @@ +/* + * (C) Copyright 2005 + * Thomas.Lange@corelatus.se + * + * 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 <command.h> +#include <asm/au1x00.h> +#include <asm/addrspace.h> +#include <asm/mipsregs.h> +#include <watchdog.h> + +#include "ee_access.h" + +static int wdi_status = 0; + +unsigned long mips_io_port_base = 0; + +#define SDRAM_SIZE ((64*1024*1024)-(12*4096)) + + +#define SERIAL_LOG_BUFFER KSEG1ADDR(SDRAM_SIZE + (8*4096)) + +void inline log_serial_char(char c){ + char *serial_log_buffer = (char*)SERIAL_LOG_BUFFER; + int serial_log_offset; + u32 *serial_log_offsetp = (u32*)SERIAL_LOG_BUFFER; + + serial_log_offset = *serial_log_offsetp; + + *(serial_log_buffer + serial_log_offset) = c; + + serial_log_offset++; + + if(serial_log_offset >= 4096){ + serial_log_offset = 4; + } + *serial_log_offsetp = serial_log_offset; +} + +void init_log_serial(void){ + char *serial_log_buffer = (char*)SERIAL_LOG_BUFFER; + u32 *serial_log_offsetp = (u32*)SERIAL_LOG_BUFFER; + + /* Copy buffer from last run */ + memcpy(serial_log_buffer + 4096, + serial_log_buffer, + 4096); + + memset(serial_log_buffer, 0, 4096); + + *serial_log_offsetp = 4; +} + + +void hw_watchdog_reset(void){ + volatile u32 *sys_outputset = (volatile u32*)SYS_OUTPUTSET; + volatile u32 *sys_outputclear = (volatile u32*)SYS_OUTPUTCLR; + if(wdi_status){ + *sys_outputset = GPIO_CPU_LED|GPIO_WDI; + wdi_status = 0; + } + else{ + *sys_outputclear = GPIO_CPU_LED|GPIO_WDI; + wdi_status = 1; + } +} + +long int initdram(int board_type) +{ + /* Sdram is setup by assembler code */ + /* If memory could be changed, we should return the true value here */ + + WATCHDOG_RESET(); + + return (SDRAM_SIZE); +} + +/* In cpu/mips/cpu.c */ +void write_one_tlb( int index, u32 pagemask, u32 hi, u32 low0, u32 low1 ); + +void set_ledcard(u32 value){ + /* Clock 24 bits to led card */ + int i; + volatile u32 *sys_outputset = (volatile u32*)SYS_OUTPUTSET; + volatile u32 *sys_outputclr = (volatile u32*)SYS_OUTPUTCLR; + + /* Start with known values */ + *sys_outputclr = GPIO_LEDCLK|GPIO_LEDD; + + for(i=0;i<24;i++){ + if(value&0x00800000){ + *sys_outputset = GPIO_LEDD; + } + else{ + *sys_outputclr = GPIO_LEDD; + } + udelay(1); + *sys_outputset = GPIO_LEDCLK; + udelay(1); + *sys_outputclr = GPIO_LEDCLK; + udelay(1); + + value<<=1; + } + /* Data is enable output */ + *sys_outputset = GPIO_LEDD; +} + +int checkboard (void) +{ + volatile u32 *sys_counter = (volatile u32*)SYS_COUNTER_CNTRL; + volatile u32 *sys_outputset = (volatile u32*)SYS_OUTPUTSET; + volatile u32 *sys_outputclr = (volatile u32*)SYS_OUTPUTCLR; + u32 proc_id; + + WATCHDOG_RESET(); + + *sys_counter = 0x100; /* Enable 32 kHz oscillator for RTC/TOY */ + + proc_id = read_32bit_cp0_register(CP0_PRID); + + switch (proc_id >> 24) { + case 0: + puts ("Board: GTH2\n"); + printf ("CPU: Au1000 500 MHz, id: 0x%02x, rev: 0x%02x\n", + (proc_id >> 8) & 0xFF, proc_id & 0xFF); + break; + default: + printf ("Unsupported cpu %d, proc_id=0x%x\n", proc_id >> 24, proc_id); + } +#ifdef CONFIG_IDE_PCMCIA + /* PCMCIA is on a 36 bit physical address. + We need to map it into a 32 bit addresses */ + write_one_tlb(20, /* index */ + 0x01ffe000, /* Pagemask, 16 MB pages */ + CFG_PCMCIA_IO_BASE, /* Hi */ + 0x3C000017, /* Lo0 */ + 0x3C200017); /* Lo1 */ + + write_one_tlb(21, /* index */ + 0x01ffe000, /* Pagemask, 16 MB pages */ + CFG_PCMCIA_ATTR_BASE, /* Hi */ + 0x3D000017, /* Lo0 */ + 0x3D200017); /* Lo1 */ + + write_one_tlb(22, /* index */ + 0x01ffe000, /* Pagemask, 16 MB pages */ + CFG_PCMCIA_MEM_ADDR, /* Hi */ + 0x3E000017, /* Lo0 */ + 0x3E200017); /* Lo1 */ + +#endif /* CONFIG_IDE_PCMCIA */ + + /* Wait for GPIO ports to become stable */ + udelay(5000); /* FIXME */ + + /* Release reset of ethernet PHY chips */ + /* Always do this, because linux does not know about it */ + *sys_outputset = GPIO_ERESET; + + /* Kill FPGA:s */ + *sys_outputclr = GPIO_CACONFIG|GPIO_DPACONFIG; + udelay(2); + *sys_outputset = GPIO_CACONFIG|GPIO_DPACONFIG; + + /* Turn front led yellow */ + set_ledcard(0x00100000); + + return 0; +} + +#define POWER_OFFSET 0xF0000 +#define SW_WATCHDOG_REASON 13 + +#define BOOTDATA_OFFSET 0xF8000 +#define MAX_ATTEMPTS 5 + +#define FAILSAFE_BOOT 1 +#define SYSTEM_BOOT 2 +#define SYSTEM2_BOOT 3 + +#define WRITE_FLASH16(a, d) \ +do \ +{ \ + *((volatile u16 *) (a)) = (d);\ + } while(0) + +static void write_bootdata (volatile u16 * addr, u8 System, u8 Count) +{ + u16 data; + volatile u16 *flash = (u16 *) (CFG_FLASH_BASE); + + switch(System){ + case FAILSAFE_BOOT: + printf ("Setting failsafe boot in flash\n"); + break; + case SYSTEM_BOOT: + printf ("Setting system boot in flash\n"); + break; + case SYSTEM2_BOOT: + printf ("Setting system2 boot in flash\n"); + break; + default: + printf ("Invalid system data %u, setting failsafe\n", System); + System = FAILSAFE_BOOT; + } + + if ((Count < 1) | (Count > MAX_ATTEMPTS)) { + printf ("Invalid boot count %u, setting 1\n", Count); + Count = 1; + } + + printf ("Boot attempt %d\n", Count); + + data = (System << 8) | Count; + /* AMD 16 bit */ + WRITE_FLASH16 (&flash[0x555], 0xAAAA); + WRITE_FLASH16 (&flash[0x2AA], 0x5555); + WRITE_FLASH16 (&flash[0x555], 0xA0A0); + + WRITE_FLASH16 (addr, data); +} + +static int random_system(void){ + /* EEPROM read failed. Just try to choose one + system release and hope it works */ + + /* FIXME */ + return(SYSTEM_BOOT); +} + +static int switch_system(int old_system){ + u8 Rx[10]; + u8 Tx[5]; + int valid_release; + + if(old_system==FAILSAFE_BOOT){ + /* Find out which system release to use */ + + /* Copy from nvram to scratchpad */ + Tx[0] = RECALL_MEMORY; + Tx[1] = 7; /* Page */ + if (ee_do_cpu_command (Tx, 2, NULL, 0, 1)) { + printf ("EE user page 7 recall failed\n"); + return (random_system()); + } + + Tx[0] = READ_SCRATCHPAD; + if (ee_do_cpu_command (Tx, 2, Rx, 9, 1)) { + printf ("EE user page 7 read failed\n"); + return (random_system()); + } + /* Crc in 9:th byte */ + if (!ee_crc_ok (Rx, 8, *(Rx + 8))) { + printf ("EE read failed, page 7. CRC error\n"); + return (random_system()); + } + + valid_release = Rx[7]; + if((valid_release==0xFF)| + ((valid_release&1) == 0)){ + return(SYSTEM_BOOT); + } + else{ + return(SYSTEM2_BOOT); + } + } + else{ + return(FAILSAFE_BOOT); + } +} + +static void check_boot_tries (void) +{ + /* Count the number of boot attemps + switch system if too many */ + + int i; + volatile u16 *addr; + volatile u16 data; + u8 system = FAILSAFE_BOOT; + u8 count; + + addr = (u16 *) (CFG_FLASH_BASE + BOOTDATA_OFFSET); + + if (*addr == 0xFFFF) { + printf ("*** No bootdata exists. ***\n"); + write_bootdata (addr, FAILSAFE_BOOT, 1); + } else { + /* Search for latest written bootdata */ + i = 0; + while ((*(addr + 1) != 0xFFFF) & (i < 8000)) { + addr++; + i++; + } + if (i >= 8000) { + /* Whoa, dont write any more */ + printf ("*** No bootdata found. Not updating flash***\n"); + } else { + /* See how many times we have tried to boot real system */ + data = *addr; + system = data >> 8; + count = data & 0xFF; + if ((system != SYSTEM_BOOT) & + (system != SYSTEM2_BOOT) & + (system != FAILSAFE_BOOT)) { + printf ("*** Wrong system %d\n", system); + system = FAILSAFE_BOOT; + count = 1; + } else { + switch (count) { + case 0: + case 1: + case 2: + case 3: + case 4: + /* Try same system again if needed */ + count++; + break; + + case 5: + /* Switch system and reset tries */ + count = 1; + system = switch_system(system); + printf ("***Too many boot attempts, switching system***\n"); + break; + default: + /* Switch system, start over and hope it works */ + printf ("***Unexpected data on addr 0x%x, %u***\n", + (u32) addr, data); + count = 1; + system = switch_system(system); + } + } + write_bootdata (addr + 1, system, count); + } + } + switch(system){ + case FAILSAFE_BOOT: + printf ("Booting failsafe system\n"); + setenv ("bootargs", "panic=1 root=/dev/hda7"); + setenv ("bootcmd", "ide reset;disk 0x81000000 0:5;run addmisc;bootm"); + break; + + case SYSTEM_BOOT: + printf ("Using normal system\n"); + setenv ("bootargs", "panic=1 root=/dev/hda4"); + setenv ("bootcmd", "ide reset;disk 0x81000000 0:2;run addmisc;bootm"); + break; + + case SYSTEM2_BOOT: + printf ("Using normal system2\n"); + setenv ("bootargs", "panic=1 root=/dev/hda9"); + setenv ("bootcmd", "ide reset;disk 0x81000000 0:8;run addmisc;bootm"); + break; + default: + printf ("Invalid system %d\n", system); + printf ("Hanging\n"); + while(1); + } +} + +int misc_init_r(void){ + u8 Rx[80]; + u8 Tx[5]; + int page; + int read = 0; + + WATCHDOG_RESET(); + + if (ee_init_cpu_data ()) { + printf ("EEPROM init failed\n"); + return (0); + } + + /* Check which release to boot */ + check_boot_tries (); + + /* Read the pages where ethernet address is stored */ + + for (page = EE_USER_PAGE_0; page <= EE_USER_PAGE_0 + 2; page++) { + /* Copy from nvram to scratchpad */ + Tx[0] = RECALL_MEMORY; + Tx[1] = page; + if (ee_do_cpu_command (Tx, 2, NULL, 0, 1)) { + printf ("EE user page %d recall failed\n", page); + return (0); + } + + Tx[0] = READ_SCRATCHPAD; + if (ee_do_cpu_command (Tx, 2, Rx + read, 9, 1)) { + printf ("EE user page %d read failed\n", page); + return (0); + } + /* Crc in 9:th byte */ + if (!ee_crc_ok (Rx + read, 8, *(Rx + read + 8))) { + printf ("EE read failed, page %d. CRC error\n", page); + return (0); + } + read += 8; + } + + /* Add eos after eth addr */ + Rx[17] = 0; + + printf ("Ethernet addr read from eeprom: %s\n\n", Rx); + + if ((Rx[2] != ':') | + (Rx[5] != ':') | + (Rx[8] != ':') | (Rx[11] != ':') | (Rx[14] != ':')) { + printf ("*** ethernet addr invalid, using default ***\n"); + } else { + setenv ("ethaddr", Rx); + } + return (0); +} diff --git a/board/gth2/lowlevel_init.S b/board/gth2/lowlevel_init.S new file mode 100644 index 0000000..62e3657 --- /dev/null +++ b/board/gth2/lowlevel_init.S @@ -0,0 +1,454 @@ +/* Memory sub-system initialization code */ + +#include <config.h> +#include <version.h> +#include <asm/regdef.h> +#include <asm/au1x00.h> +#include <asm/mipsregs.h> + +#define CP0_Config0 $16 +#define MEM_1MS ((CFG_MHZ) * 1000) +#define GPIO_RJ1LY (1<<22) +#define GPIO_CFRESET (1<<10) + + .text + .set noreorder + .set mips32 + + .globl lowlevel_init +lowlevel_init: + /* + * Step 2) Establish Status Register + * (set BEV, clear ERL, clear EXL, clear IE) + */ + li t1, 0x00400000 + mtc0 t1, CP0_STATUS + + /* + * Step 3) Establish CP0 Config0 + * (set OD, set K0=3) + */ + li t1, 0x00080003 + mtc0 t1, CP0_CONFIG + + /* + * Step 4) Disable Watchpoint facilities + */ + li t1, 0x00000000 + mtc0 t1, CP0_WATCHLO + mtc0 t1, CP0_IWATCHLO + /* + * Step 5) Disable the performance counters + */ + mtc0 zero, CP0_PERFORMANCE + nop + + /* + * Step 6) Establish EJTAG Debug register + */ + mtc0 zero, CP0_DEBUG + nop + + /* + * Step 7) Establish Cause + * (set IV bit) + */ + li t1, 0x00800000 + mtc0 t1, CP0_CAUSE + + /* Establish Wired (and Random) */ + mtc0 zero, CP0_WIRED + nop + + /* No workaround if running from ram */ + lui t0, 0xffc0 + lui t3, 0xbfc0 + and t1, ra, t0 + bne t1, t3, noCacheJump + nop + + /*** From AMD YAMON ***/ + /* + * Step 8) Initialize the caches + */ + li t0, (16*1024) + li t1, 32 + li t2, 0x80000000 + addu t3, t0, t2 +cacheloop: + cache 0, 0(t2) + cache 1, 0(t2) + addu t2, t1 + bne t2, t3, cacheloop + nop + + /* Save return address */ + move t3, ra + + /* Run from cacheable space now */ + bal cachehere + nop +cachehere: + li t1, ~0x20000000 /* convert to KSEG0 */ + and t0, ra, t1 + addi t0, 5*4 /* 5 insns beyond cachehere */ + jr t0 + nop + + /* Restore return address */ + move ra, t3 + + /* + * Step 9) Initialize the TLB + */ + li t0, 0 # index value + li t1, 0x00000000 # entryhi value + li t2, 32 # 32 entries + +tlbloop: + /* Probe TLB for matching EntryHi */ + mtc0 t1, CP0_ENTRYHI + tlbp + nop + + /* Examine Index[P], 1=no matching entry */ + mfc0 t3, CP0_INDEX + li t4, 0x80000000 + and t3, t4, t3 + addiu t1, t1, 1 # increment t1 (asid) + beq zero, t3, tlbloop + nop + + /* Initialize the TLB entry */ + mtc0 t0, CP0_INDEX + mtc0 zero, CP0_ENTRYLO0 + mtc0 zero, CP0_ENTRYLO1 + mtc0 zero, CP0_PAGEMASK + tlbwi + + /* Do it again */ + addiu t0, t0, 1 + bne t0, t2, tlbloop + nop + + /* First setup pll:s to make serial work ok */ + /* We have a 12.5 MHz crystal */ + li t0, SYS_CPUPLL + li t1, 0x28 /* CPU clock, 500 MHz */ + sw t1, 0(t0) + sync + nop + nop + + /* wait 1mS for clocks to settle */ + li t1, MEM_1MS +1: add t1, -1 + bne t1, zero, 1b + nop + /* Setup AUX PLL */ + li t0, SYS_AUXPLL + li t1, 0 + sw t1, 0(t0) /* aux pll */ + sync + + /* Static memory controller */ + /* RCE0 - can not change while fetching, do so from icache */ + move t2, ra /* Store return address */ + bal getAddr + nop + +getAddr: + move t1, ra + move ra, t2 /* Move return addess back */ + + cache 0x14,0(t1) + cache 0x14,32(t1) + /*** /From YAMON ***/ + +noCacheJump: + + /* Static memory controller */ + + /* RCE0 AMD 29LV800 Flash */ + li t0, MEM_STCFG0 + li t1, 0x00000243 + sw t1, 0(t0) + + li t0, MEM_STTIME0 + li t1, 0x040181D7 /* FIXME */ + sw t1, 0(t0) + + li t0, MEM_STADDR0 + li t1, 0x11E03F80 + sw t1, 0(t0) + + /* RCE1 PCMCIA 250ns */ + li t0, MEM_STCFG1 + li t1, 0x00000002 + sw t1, 0(t0) + + li t0, MEM_STTIME1 + li t1, 0x280E3E07 + sw t1, 0(t0) + + li t0, MEM_STADDR1 + li t1, 0x10000000 + sw t1, 0(t0) + + /* RCE2 CP Altera */ + li t0, MEM_STCFG2 + li t1, 0x00000280 /* BE, EW */ + sw t1, 0(t0) + + li t0, MEM_STTIME2 + li t1, 0x0303000c + sw t1, 0(t0) + + li t0, MEM_STADDR2 + li t1, 0x10c03f80 /* 1 MB */ + sw t1, 0(t0) + + /* RCE3 DP Altera */ + li t0, MEM_STCFG3 + li t1, 0x00000280 /* BE, EW */ + sw t1, 0(t0) + + li t0, MEM_STTIME3 + li t1, 0x0303000c + sw t1, 0(t0) + + li t0, MEM_STADDR3 + li t1, 0x10e03f80 /* 1 MB */ + sw t1, 0(t0) + + sync + + /* Set peripherals to a known state */ + li t0, IC0_CFG0CLR + li t1, 0xFFFFFFFF + sw t1, 0(t0) + + li t0, IC0_CFG0CLR + sw t1, 0(t0) + + li t0, IC0_CFG1CLR + sw t1, 0(t0) + + li t0, IC0_CFG2CLR + sw t1, 0(t0) + + li t0, IC0_SRCSET + sw t1, 0(t0) + + li t0, IC0_ASSIGNSET + sw t1, 0(t0) + + li t0, IC0_WAKECLR + sw t1, 0(t0) + + li t0, IC0_RISINGCLR + sw t1, 0(t0) + + li t0, IC0_FALLINGCLR + sw t1, 0(t0) + + li t0, IC0_TESTBIT + li t1, 0x00000000 + sw t1, 0(t0) + sync + + li t0, IC1_CFG0CLR + li t1, 0xFFFFFFFF + sw t1, 0(t0) + + li t0, IC1_CFG0CLR + sw t1, 0(t0) + + li t0, IC1_CFG1CLR + sw t1, 0(t0) + + li t0, IC1_CFG2CLR + sw t1, 0(t0) + + li t0, IC1_SRCSET + sw t1, 0(t0) + + li t0, IC1_ASSIGNSET + sw t1, 0(t0) + + li t0, IC1_WAKECLR + sw t1, 0(t0) + + li t0, IC1_RISINGCLR + sw t1, 0(t0) + + li t0, IC1_FALLINGCLR + sw t1, 0(t0) + + li t0, IC1_TESTBIT + li t1, 0x00000000 + sw t1, 0(t0) + sync + + li t0, SYS_FREQCTRL0 + li t1, 0x00000000 + sw t1, 0(t0) + + li t0, SYS_FREQCTRL1 + li t1, 0x00000000 + sw t1, 0(t0) + + li t0, SYS_CLKSRC + li t1, 0x00000000 + sw t1, 0(t0) + + li t0, SYS_PININPUTEN + li t1, 0x00000000 + sw t1, 0(t0) + sync + + li t0, 0xB1100100 + li t1, 0x00000000 + sw t1, 0(t0) + + li t0, 0xB1400100 + li t1, 0x00000000 + sw t1, 0(t0) + + + li t0, SYS_WAKEMSK + li t1, 0x00000000 + sw t1, 0(t0) + + li t0, SYS_WAKESRC + li t1, 0x00000000 + sw t1, 0(t0) + + /* wait 1mS before setup */ + li t1, MEM_1MS +1: add t1, -1 + bne t1, zero, 1b + nop + + +/* SDCS 0 SDRAM */ + li t0, MEM_SDMODE0 + li t1, 0x592CD1 + sw t1, 0(t0) + + li t0, MEM_SDMODE1 + li t1, 0x00000000 + sw t1, 0(t0) + + li t0, MEM_SDMODE2 + li t1, 0x00000000 + sw t1, 0(t0) + +/* 64 MB SDRAM at addr 0 */ + li t0, MEM_SDADDR0 + li t1, 0x001003F0 + sw t1, 0(t0) + + + li t0, MEM_SDADDR1 + li t1, 0x00000000 + sw t1, 0(t0) + + li t0, MEM_SDADDR2 + li t1, 0x00000000 + sw t1, 0(t0) + + sync + + li t0, MEM_SDREFCFG + li t1, 0x880007A1 /* Disable */ + sw t1, 0(t0) + sync + + li t0, MEM_SDPRECMD + sw zero, 0(t0) + sync + + li t0, MEM_SDAUTOREF + sw zero, 0(t0) + sync + sw zero, 0(t0) + sync + + li t0, MEM_SDREFCFG + li t1, 0x8A0007A1 /* Enable */ + sw t1, 0(t0) + sync + + li t0, MEM_SDWRMD0 + li t1, 0x00000023 + sw t1, 0(t0) + sync + + /* wait 1mS after setup */ + li t1, MEM_1MS +1: add t1, -1 + bne t1, zero, 1b + nop + + /* Setup GPIO pins */ + + li t0, SYS_PINFUNC + li t1, 0x00007025 /* 0x8080 */ + sw t1, 0(t0) + + li t0, SYS_TRIOUTCLR + li t1, 0xFFFFFFFF /* 0x1FFF */ + sw t1, 0(t0) + + /* Turn yellow front led on */ + /* Release reset on CF */ + li t0, SYS_OUTPUTCLR + li t1, GPIO_RJ1LG + sw t1, 0(t0) + li t0, SYS_OUTPUTSET + li t1, GPIO_RJ1LY|GPIO_CFRESET + sw t1, 0(t0) + sync + j clearmem + nop + + .globl memtest +memtest: + /* Fill memory with address */ + li t0, 0x80000000 + li t1, 0xFFF000 /* 64 MB */ +mt0: sw t0, 0(t0) + add t1, -1 + add t0, 4 + bne t1, zero, mt0 + nop + nop + /* Verify addr */ + li t0, 0x80000000 + li t1, 0xFFF000 /* 64 MB */ +mt1: lw t2, 0(t0) + bne t0, t2, memhang + add t1, -1 + add t0, 4 + bne t1, zero, mt1 + nop + nop + .globl clearmem +clearmem: + /* Clear memory */ + li t0, 0x80000000 + li t1, 0xFFF000 /* 64 MB */ +mtc: sw zero, 0(t0) + add t1, -1 + add t0, 4 + bne t1, zero, mtc + nop + nop +memtestend: + j ra + nop + +memhang: + b memhang + nop diff --git a/board/gth2/u-boot.lds b/board/gth2/u-boot.lds new file mode 100644 index 0000000..8ba0b6d --- /dev/null +++ b/board/gth2/u-boot.lds @@ -0,0 +1,68 @@ +/* + * (C) Copyright 2003-2005 + * Wolfgang Denk 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_FORMAT("elf32-bigmips", "elf32-bigmips", "elf32-bigmips") +*/ +OUTPUT_FORMAT("elf32-tradbigmips", "elf32-tradbigmips", "elf32-tradbigmips") +OUTPUT_ARCH(mips) +ENTRY(_start) +SECTIONS +{ + . = 0x00000000; + + . = ALIGN(4); + .text : + { + *(.text) + } + + . = ALIGN(4); + .rodata : { *(.rodata) } + + . = ALIGN(4); + .data : { *(.data) } + + . = ALIGN(4); + .sdata : { *(.sdata) } + + _gp = ALIGN(16); + + __got_start = .; + .got : { *(.got) } + __got_end = .; + + .sdata : { *(.sdata) } + + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + uboot_end_data = .; + num_got_entries = (__got_end - __got_start) >> 2; + + . = ALIGN(4); + .sbss : { *(.sbss) } + .bss : { *(.bss) } + uboot_end = .; +} diff --git a/board/mcc200/mcc200.c b/board/mcc200/mcc200.c index 87427e4..b9b9a71 100644 --- a/board/mcc200/mcc200.c +++ b/board/mcc200/mcc200.c @@ -28,7 +28,11 @@ #include <mpc5xxx.h> #include <pci.h> -#include "mt48lc8m32b2-6-7.h" +/* Two MT48LC8M32B2 for 32 MB */ +/* #include "mt48lc8m32b2-6-7.h" */ + +/* One MT48LC16M32S2 for 64 MB */ +#include "mt48lc16m32s2-75.h" DECLARE_GLOBAL_DATA_PTR; @@ -74,6 +78,8 @@ static void sdram_start (int hi_addr) /* normal operation */ *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | hi_addr_bit; __asm__ volatile ("sync"); + + udelay(10); } #endif diff --git a/board/mcc200/mt48lc16m32s2-75.h b/board/mcc200/mt48lc16m32s2-75.h new file mode 100644 index 0000000..ffdf039 --- /dev/null +++ b/board/mcc200/mt48lc16m32s2-75.h @@ -0,0 +1,43 @@ +/* + * (C) Copyright 2004 + * Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com. + * + * 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 + */ + +#define SDRAM_DDR 0 /* is SDR */ + +#if defined(CONFIG_MPC5200) +/* Settings for XLB = 132 MHz */ +#define SDRAM_MODE 0x00CD0000 +#define SDRAM_CONTROL 0x504F0000 +#define SDRAM_CONFIG1 0xD2322800 +#define SDRAM_CONFIG2 0x8AD70000 + +#elif defined(CONFIG_MGT5100) +/* Settings for XLB = 66 MHz */ +#define SDRAM_MODE 0x008D0000 +#define SDRAM_CONTROL 0x504F0000 +#define SDRAM_CONFIG1 0xC2222600 +#define SDRAM_CONFIG2 0x88B70004 +#define SDRAM_ADDRSEL 0x02000000 + +#else +#error Neither CONFIG_MPC5200 or CONFIG_MGT5100 defined +#endif diff --git a/board/ppmc7xx/Makefile b/board/ppmc7xx/Makefile new file mode 100644 index 0000000..c378677 --- /dev/null +++ b/board/ppmc7xx/Makefile @@ -0,0 +1,47 @@ +# +# (C) Copyright 2000 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS := ppmc7xx.o pci.o flash.o +SOBJS := init.o + +$(LIB): .depend $(OBJS) $(SOBJS) + $(AR) crv $@ $(OBJS) $(SOBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CPPFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +-include .depend + +######################################################################### diff --git a/board/ppmc7xx/config.mk b/board/ppmc7xx/config.mk new file mode 100644 index 0000000..bcb6c81 --- /dev/null +++ b/board/ppmc7xx/config.mk @@ -0,0 +1,33 @@ +# +# (C) Copyright 2005 +# Richard Danter, Wind River Systems +# +# (C) Copyright 2000 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +# +# +# + +TEXT_BASE = 0xFFF00000 +TEXT_END = 0xFFF40000 +PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) diff --git a/board/ppmc7xx/flash.c b/board/ppmc7xx/flash.c new file mode 100644 index 0000000..1cbcadc --- /dev/null +++ b/board/ppmc7xx/flash.c @@ -0,0 +1,494 @@ +/* + * flash.c + * ------- + * + * Flash programming routines for the Wind River PPMC 74xx/7xx + * based on flash.c from the TQM8260 board. + * + * By Richard Danter (richard.danter@windriver.com) + * Copyright (C) 2005 Wind River Systems + */ + +#include <common.h> +#include <asm/processor.h> +#include <74xx_7xx.h> + +#define DWORD unsigned long long + +/* Local function prototypes */ +static int write_dword (flash_info_t* info, ulong dest, unsigned char *pdata); +static void write_via_fpu (volatile DWORD* addr, DWORD* data); + +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; + +/*----------------------------------------------------------------------- + */ +void flash_reset (void) +{ + unsigned long msr; + DWORD cmd_reset = 0x00F000F000F000F0LL; + + if (flash_info[0].flash_id != FLASH_UNKNOWN) { + msr = get_msr (); + set_msr (msr | MSR_FP); + + write_via_fpu ((DWORD*)flash_info[0].start[0], &cmd_reset ); + + set_msr (msr); + } +} + +/*----------------------------------------------------------------------- + */ +ulong flash_get_size (ulong baseaddr, flash_info_t * info) +{ + int i; + unsigned long msr; + DWORD flashtest; + DWORD cmd_select[3] = { 0x00AA00AA00AA00AALL, 0x0055005500550055LL, + 0x0090009000900090LL }; + + /* Enable FPU */ + msr = get_msr (); + set_msr (msr | MSR_FP); + + /* Write auto-select command sequence */ + write_via_fpu ((DWORD*)(baseaddr + (0x0555 << 3)), &cmd_select[0] ); + write_via_fpu ((DWORD*)(baseaddr + (0x02AA << 3)), &cmd_select[1] ); + write_via_fpu ((DWORD*)(baseaddr + (0x0555 << 3)), &cmd_select[2] ); + + /* Restore FPU */ + set_msr (msr); + + /* Read manufacturer ID */ + flashtest = *(volatile DWORD*)baseaddr; + switch ((int)flashtest) { + case AMD_MANUFACT: + info->flash_id = FLASH_MAN_AMD; + break; + case FUJ_MANUFACT: + info->flash_id = FLASH_MAN_FUJ; + break; + default: + /* No, faulty or unknown flash */ + info->flash_id = FLASH_UNKNOWN; + info->sector_count = 0; + info->size = 0; + return (0); + } + + /* Read device ID */ + flashtest = *(volatile DWORD*)(baseaddr + 8); + switch ((long)flashtest) { + case AMD_ID_LV800T: + info->flash_id += FLASH_AM800T; + info->sector_count = 19; + info->size = 0x00400000; + break; + case AMD_ID_LV800B: + info->flash_id += FLASH_AM800B; + info->sector_count = 19; + info->size = 0x00400000; + break; + case AMD_ID_LV160T: + info->flash_id += FLASH_AM160T; + info->sector_count = 35; + info->size = 0x00800000; + break; + case AMD_ID_LV160B: + info->flash_id += FLASH_AM160B; + info->sector_count = 35; + info->size = 0x00800000; + break; + case AMD_ID_DL322T: + info->flash_id += FLASH_AMDL322T; + info->sector_count = 71; + info->size = 0x01000000; + break; + case AMD_ID_DL322B: + info->flash_id += FLASH_AMDL322B; + info->sector_count = 71; + info->size = 0x01000000; + break; + case AMD_ID_DL323T: + info->flash_id += FLASH_AMDL323T; + info->sector_count = 71; + info->size = 0x01000000; + break; + case AMD_ID_DL323B: + info->flash_id += FLASH_AMDL323B; + info->sector_count = 71; + info->size = 0x01000000; + break; + case AMD_ID_LV640U: + info->flash_id += FLASH_AM640U; + info->sector_count = 128; + info->size = 0x02000000; + break; + default: + /* Unknown flash type */ + info->flash_id = FLASH_UNKNOWN; + return (0); + } + + if ((long)flashtest == AMD_ID_LV640U) { + /* set up sector start adress table (uniform sector type) */ + for (i = 0; i < info->sector_count; i++) + info->start[i] = baseaddr + (i * 0x00040000); + } else if (info->flash_id & FLASH_BTYPE) { + /* set up sector start adress table (bottom sector type) */ + info->start[0] = baseaddr + 0x00000000; + info->start[1] = baseaddr + 0x00010000; + info->start[2] = baseaddr + 0x00018000; + info->start[3] = baseaddr + 0x00020000; + for (i = 4; i < info->sector_count; i++) { + info->start[i] = baseaddr + (i * 0x00040000) - 0x000C0000; + } + } else { + /* set up sector start adress table (top sector type) */ + i = info->sector_count - 1; + info->start[i--] = baseaddr + info->size - 0x00010000; + info->start[i--] = baseaddr + info->size - 0x00018000; + info->start[i--] = baseaddr + info->size - 0x00020000; + for (; i >= 0; i--) { + info->start[i] = baseaddr + i * 0x00040000; + } + } + + /* check for protected sectors */ + for (i = 0; i < info->sector_count; i++) { + /* read sector protection at sector address, (A7 .. A0) = 0x02 */ + if (*(volatile DWORD*)(info->start[i] + 16) & 0x0001000100010001LL) { + info->protect[i] = 1; /* D0 = 1 if protected */ + } else { + info->protect[i] = 0; + } + } + + flash_reset (); + return (info->size); +} + +/*----------------------------------------------------------------------- + */ +unsigned long flash_init (void) +{ + unsigned long size_b0 = 0; + int i; + + /* Init: no FLASHes known */ + for (i = 0; i < CFG_MAX_FLASH_BANKS; ++i) { + flash_info[i].flash_id = FLASH_UNKNOWN; + } + + /* Static FLASH Bank configuration here (only one bank) */ + size_b0 = flash_get_size (CFG_FLASH_BASE, &flash_info[0]); + if (flash_info[0].flash_id == FLASH_UNKNOWN || size_b0 == 0) { + printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n", + size_b0, size_b0 >> 20); + } + + /* + * protect monitor and environment sectors + */ +#if CFG_MONITOR_BASE >= CFG_FLASH_BASE + flash_protect (FLAG_PROTECT_SET, + CFG_MONITOR_BASE, + CFG_MONITOR_BASE + monitor_flash_len - 1, &flash_info[0]); +#endif + +#if (CFG_ENV_IS_IN_FLASH == 1) && defined(CFG_ENV_ADDR) +# ifndef CFG_ENV_SIZE +# define CFG_ENV_SIZE CFG_ENV_SECT_SIZE +# endif + flash_protect (FLAG_PROTECT_SET, + CFG_ENV_ADDR, + CFG_ENV_ADDR + CFG_ENV_SIZE - 1, &flash_info[0]); +#endif + + return (size_b0); +} + +/*----------------------------------------------------------------------- + */ +void flash_print_info (flash_info_t * info) +{ + int i; + + if (info->flash_id == FLASH_UNKNOWN) { + printf ("missing or unknown FLASH type\n"); + return; + } + + switch (info->flash_id & FLASH_VENDMASK) { + case FLASH_MAN_AMD: + printf ("AMD "); + break; + case FLASH_MAN_FUJ: + printf ("FUJITSU "); + break; + default: + printf ("Unknown Vendor "); + break; + } + + switch (info->flash_id & FLASH_TYPEMASK) { + case FLASH_AM800T: + printf ("29LV800T (8 M, top sector)\n"); + break; + case FLASH_AM800B: + printf ("29LV800T (8 M, bottom sector)\n"); + break; + case FLASH_AM160T: + printf ("29LV160T (16 M, top sector)\n"); + break; + case FLASH_AM160B: + printf ("29LV160B (16 M, bottom sector)\n"); + break; + case FLASH_AMDL322T: + printf ("29DL322T (32 M, top sector)\n"); + break; + case FLASH_AMDL322B: + printf ("29DL322B (32 M, bottom sector)\n"); + break; + case FLASH_AMDL323T: + printf ("29DL323T (32 M, top sector)\n"); + break; + case FLASH_AMDL323B: + printf ("29DL323B (32 M, bottom sector)\n"); + break; + case FLASH_AM640U: + printf ("29LV640D (64 M, uniform sector)\n"); + break; + default: + printf ("Unknown Chip Type\n"); + break; + } + + printf (" Size: %ld MB in %d Sectors\n", + info->size >> 20, info->sector_count); + + printf (" Sector Start Addresses:"); + for (i = 0; i < info->sector_count; ++i) { + if ((i % 5) == 0) + printf ("\n "); + printf (" %08lX%s", + info->start[i], + info->protect[i] ? " (RO)" : " " + ); + } + printf ("\n"); + return; +} + +/*----------------------------------------------------------------------- + */ +int flash_erase (flash_info_t * info, int s_first, int s_last) +{ + int flag, prot, sect, l_sect; + ulong start, now, last; + unsigned long msr; + DWORD cmd_erase[6] = { 0x00AA00AA00AA00AALL, 0x0055005500550055LL, + 0x0080008000800080LL, 0x00AA00AA00AA00AALL, + 0x0055005500550055LL, 0x0030003000300030LL }; + + if ((s_first < 0) || (s_first > s_last)) { + if (info->flash_id == FLASH_UNKNOWN) { + printf ("- missing\n"); + } else { + printf ("- no sectors to erase\n"); + } + return 1; + } + + prot = 0; + for (sect = s_first; sect <= s_last; sect++) { + if (info->protect[sect]) + prot++; + } + + if (prot) { + printf ("- Warning: %d protected sectors will not be erased!\n", + prot); + } else { + printf ("\n"); + } + + l_sect = -1; + + /* Enable FPU */ + msr = get_msr(); + set_msr ( msr | MSR_FP ); + + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts (); + + write_via_fpu ((DWORD*)(info->start[0] + (0x0555 << 3)), &cmd_erase[0] ); + write_via_fpu ((DWORD*)(info->start[0] + (0x02AA << 3)), &cmd_erase[1] ); + write_via_fpu ((DWORD*)(info->start[0] + (0x0555 << 3)), &cmd_erase[2] ); + write_via_fpu ((DWORD*)(info->start[0] + (0x0555 << 3)), &cmd_erase[3] ); + write_via_fpu ((DWORD*)(info->start[0] + (0x02AA << 3)), &cmd_erase[4] ); + udelay (1000); + + /* Start erase on unprotected sectors */ + for (sect = s_first; sect <= s_last; sect++) { + if (info->protect[sect] == 0) { /* not protected */ + write_via_fpu ((DWORD*)info->start[sect], &cmd_erase[5] ); + l_sect = sect; + } + } + + /* re-enable interrupts if necessary */ + if (flag) + enable_interrupts (); + + /* Restore FPU */ + set_msr (msr); + + /* wait at least 80us - let's wait 1 ms */ + udelay (1000); + + /* + * We wait for the last triggered sector + */ + if (l_sect < 0) + goto DONE; + + start = get_timer (0); + last = start; + while ((*(volatile DWORD*)info->start[l_sect] & 0x0080008000800080LL ) + != 0x0080008000800080LL ) + { + if ((now = get_timer (start)) > CFG_FLASH_ERASE_TOUT) { + printf ("Timeout\n"); + return 1; + } + /* show that we're waiting */ + if ((now - last) > 1000) { /* every second */ + serial_putc ('.'); + last = now; + } + } + + DONE: + /* reset to read mode */ + flash_reset (); + + printf (" done\n"); + return 0; +} + + +/*----------------------------------------------------------------------- + * Copy memory to flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + */ + +int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) +{ + ulong dp; + static unsigned char bb[8]; + int i, l, rc, cc = cnt; + + dp = (addr & ~7); /* get lower dword aligned address */ + + /* + * handle unaligned start bytes + */ + if ((l = addr - dp) != 0) { + for (i = 0; i < 8; i++) + bb[i] = (i < l || (i - l) >= cc) ? *(char*)(dp + i) : *src++; + if ((rc = write_dword (info, dp, bb)) != 0) { + return (rc); + } + dp += 8; + cc -= 8 - l; + } + + /* + * handle word aligned part + */ + while (cc >= 8) { + if ((rc = write_dword (info, dp, src)) != 0) { + return (rc); + } + dp += 8; + src += 8; + cc -= 8; + } + + if (cc <= 0) { + return (0); + } + + /* + * handle unaligned tail bytes + */ + for (i = 0; i < 8; i++) { + bb[i] = (i < cc) ? *src++ : *(char*)(dp + i); + } + return (write_dword (info, dp, bb)); +} + +/*----------------------------------------------------------------------- + * Write a dword to Flash, returns: + * 0 - OK + * 1 - write timeout + * 2 - Flash not erased + */ +static int write_dword (flash_info_t * info, ulong dest, unsigned char *pdata) +{ + ulong start; + unsigned long msr; + int flag, i; + DWORD data; + DWORD cmd_write[3] = { 0x00AA00AA00AA00AALL, 0x0055005500550055LL, + 0x00A000A000A000A0LL }; + + for (data = 0, i = 0; i < 8; i++) + data = (data << 8) + *pdata++; + + /* Check if Flash is (sufficiently) erased */ + if ((*(DWORD*)dest & data) != data) { + return (2); + } + + /* Enable FPU */ + msr = get_msr(); + set_msr( msr | MSR_FP ); + + /* Disable interrupts which might cause a timeout here */ + flag = disable_interrupts (); + + write_via_fpu ((DWORD*)(info->start[0] + (0x0555 << 3)), &cmd_write[0] ); + write_via_fpu ((DWORD*)(info->start[0] + (0x02AA << 3)), &cmd_write[1] ); + write_via_fpu ((DWORD*)(info->start[0] + (0x0555 << 3)), &cmd_write[2] ); + write_via_fpu ((DWORD*)dest, &data ); + + /* re-enable interrupts if necessary */ + if (flag) + enable_interrupts (); + + /* Restore FPU */ + set_msr(msr); + + /* data polling for D7 */ + start = get_timer (0); + while (*(volatile DWORD*)dest != data ) { + if (get_timer (start) > CFG_FLASH_WRITE_TOUT) { + return (1); + } + } + return (0); +} + +/*----------------------------------------------------------------------- + */ +static void write_via_fpu (volatile DWORD* addr, DWORD* data) +{ + __asm__ __volatile__ ("lfd 1, 0(%0)"::"r" (data)); + __asm__ __volatile__ ("stfd 1, 0(%0)"::"r" (addr)); + __asm__ __volatile__ ("eieio"); +} diff --git a/board/ppmc7xx/init.S b/board/ppmc7xx/init.S new file mode 100644 index 0000000..e4ed7a6 --- /dev/null +++ b/board/ppmc7xx/init.S @@ -0,0 +1,336 @@ +/* + * init.S + * ------ + * + * Wind River PPMC 7xx/74xx init code. + * + * By Richard Danter (richard.danter@windriver.com) + * Copyright (C) 2005 Wind River Systems + * + * NOTE: The following code was generated automatically by Workbench + * from the ppmc7400_107.reg register file. + */ + +#include <ppc_asm.tmpl> + + +.globl board_asm_init +board_asm_init: + + lis r4,0xFEC0 + ori r4,r4,0x0000 + lis r5,0xFEE0 + ori r5,r5,0x0000 + lis r3,0x8000 # ADDR_00 + ori r3,r3,0x0000 + stwbrx r3,0,r4 + li r3,0x1057 # VENDOR + li r8, 0x0 + sthbrx r3,r8,r5 + lis r3,0x8000 # ADDR_02 + ori r3,r3,0x0002 + stwbrx r3,0,r4 + li r3,0x0004 # ID + li r8, 0x2 + sthbrx r3,r8,r5 + lis r3,0x8000 # ADDR_04 + ori r3,r3,0x0004 + stwbrx r3,0,r4 + li r3,0x0006 # PCICMD + li r8, 0x0 + sthbrx r3,r8,r5 + lis r3,0x8000 # ADDR_06 + ori r3,r3,0x0006 + stwbrx r3,0,r4 + li r3,0x00A0 # PCISTAT + li r8, 0x2 + sthbrx r3,r8,r5 + lis r3,0x8000 # ADDR_08 + ori r3,r3,0x0008 + stwbrx r3,0,r4 + li r3,0x10 # REVID + stb r3,0x0(r5) + lis r3,0x8000 # ADDR_09 + ori r3,r3,0x0009 + stwbrx r3,0,r4 + li r3,0x00 # PROGIR + stb r3,0x1(r5) + lis r3,0x8000 # ADDR_0A + ori r3,r3,0x000A + stwbrx r3,0,r4 + li r3,0x00 # SUBCCODE + stb r3,0x2(r5) + lis r3,0x8000 # ADDR_0B + ori r3,r3,0x000B + stwbrx r3,0,r4 + li r3,0x06 # PBCCR + stb r3,0x3(r5) + lis r3,0x8000 # ADDR_0C + ori r3,r3,0x000C + stwbrx r3,0,r4 + li r3,0x08 # PCLSR + stb r3,0x0(r5) + lis r3,0x8000 # ADDR_0D + ori r3,r3,0x000D + stwbrx r3,0,r4 + li r3,0x00 # PLTR + stb r3,0x1(r5) + lis r3,0x8000 # ADDR_0E + ori r3,r3,0x000E + stwbrx r3,0,r4 + li r3,0x00 # HEADTYPE + stb r3,0x2(r5) + lis r3,0x8000 # ADDR_0F + ori r3,r3,0x000F + stwbrx r3,0,r4 + li r3,0x00 # BISTCTRL + stb r3,0x3(r5) + lis r3,0x8000 # ADDR_10 + ori r3,r3,0x0010 + stwbrx r3,0,r4 + lis r3,0x0000 # LMBAR + ori r3,r3,0x0008 + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_14 + ori r3,r3,0x0014 + stwbrx r3,0,r4 + lis r3,0xF000 # PCSRBAR + ori r3,r3,0x0000 + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_3C + ori r3,r3,0x003C + stwbrx r3,0,r4 + li r3,0x00 # ILR + stb r3,0x0(r5) + lis r3,0x8000 # ADDR_3D + ori r3,r3,0x003D + stwbrx r3,0,r4 + li r3,0x01 # INTPIN + stb r3,0x1(r5) + lis r3,0x8000 # ADDR_3E + ori r3,r3,0x003E + stwbrx r3,0,r4 + li r3,0x00 # MIN_GNT + stb r3,0x2(r5) + lis r3,0x8000 # ADDR_3F + ori r3,r3,0x003F + stwbrx r3,0,r4 + li r3,0x00 # MAX_LAT + stb r3,0x3(r5) + lis r3,0x8000 # ADDR_40 + ori r3,r3,0x0040 + stwbrx r3,0,r4 + li r3,0x00 # BUSNB + stb r3,0x0(r5) + lis r3,0x8000 # ADDR_41 + ori r3,r3,0x0041 + stwbrx r3,0,r4 + li r3,0x00 # SBUSNB + stb r3,0x1(r5) + lis r3,0x8000 # ADDR_46 + ori r3,r3,0x0046 + stwbrx r3,0,r4 +# li r3,0xE080 # PCIARB + li r3,-0x1F80 # PCIARB + li r8, 0x2 + sthbrx r3,r8,r5 + lis r3,0x8000 # ADDR_70 + ori r3,r3,0x0070 + stwbrx r3,0,r4 + li r3,0x0000 # PMCR1 + li r8, 0x0 + sthbrx r3,r8,r5 + lis r3,0x8000 # ADDR_72 + ori r3,r3,0x0072 + stwbrx r3,0,r4 + li r3,0xC0 # PMCR2 + stb r3,0x2(r5) + lis r3,0x8000 # ADDR_73 + ori r3,r3,0x0073 + stwbrx r3,0,r4 + li r3,0xEF # ODCR + stb r3,0x3(r5) + lis r3,0x8000 # ADDR_74 + ori r3,r3,0x0074 + stwbrx r3,0,r4 + li r3,0x7D00 # CLKDCR + li r8, 0x0 + sthbrx r3,r8,r5 + lis r3,0x8000 # ADDR_76 + ori r3,r3,0x0076 + stwbrx r3,0,r4 + li r3,0x00 # MDCR + stb r3,0x2(r5) + lis r6,0xFCE0 + ori r6,r6,0x0000 # r6 is the EUMBAR Base Address + lis r3,0x8000 # ADDR_78 + ori r3,r3,0x0078 + stwbrx r3,0,r4 + lis r3,0xFCE0 # EUMBBAR + ori r3,r3,0x0000 + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_80 + ori r3,r3,0x0080 + stwbrx r3,0,r4 + lis r3,0xFFFF # MSADDR1 + ori r3,r3,0x4000 + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_84 + ori r3,r3,0x0084 + stwbrx r3,0,r4 + lis r3,0xFFFF # MSADDR2 + ori r3,r3,0xFFFF + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_88 + ori r3,r3,0x0088 + stwbrx r3,0,r4 + lis r3,0x0303 # EMSADDR1 + ori r3,r3,0x0000 + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_8C + ori r3,r3,0x008C + stwbrx r3,0,r4 + lis r3,0x0303 # EMSADDR2 + ori r3,r3,0x0303 + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_90 + ori r3,r3,0x0090 + stwbrx r3,0,r4 + lis r3,0xFFFF # EMEADDR1 + ori r3,r3,0x7F3F + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_94 + ori r3,r3,0x0094 + stwbrx r3,0,r4 + lis r3,0xFFFF # EMEADDR2 + ori r3,r3,0xFFFF + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_98 + ori r3,r3,0x0098 + stwbrx r3,0,r4 + lis r3,0x0303 # EXTEMEM1 + ori r3,r3,0x0000 + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_9C + ori r3,r3,0x009C + stwbrx r3,0,r4 + lis r3,0x0303 # EXTEMEM2 + ori r3,r3,0x0303 + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_A0 + ori r3,r3,0x00A0 + stwbrx r3,0,r4 + li r3,0x03 # MEMBNKEN + stb r3,0x0(r5) + lis r3,0x8000 # ADDR_A3 + ori r3,r3,0x00A3 + stwbrx r3,0,r4 + li r3,0x00 # MEMPMODE + stb r3,0x3(r5) + lis r3,0x8000 # ADDR_B8 + ori r3,r3,0x00B8 + stwbrx r3,0,r4 + li r3,0x00 # ECCCNT + stb r3,0x0(r5) + lis r3,0x8000 # ADDR_B9 + ori r3,r3,0x00B9 + stwbrx r3,0,r4 + li r3,0x00 # ECCTRG + stb r3,0x1(r5) + lis r3,0x8000 # ADDR_C0 + ori r3,r3,0x00C0 + stwbrx r3,0,r4 + li r3,0xFF # ERRENR1 + stb r3,0x0(r5) + lis r3,0x8000 # ADDR_C1 + ori r3,r3,0x00C1 + stwbrx r3,0,r4 + li r3,0x00 # ERRDR1 + stb r3,0x1(r5) + lis r3,0x8000 # ADDR_C3 + ori r3,r3,0x00C3 + stwbrx r3,0,r4 + li r3,0x50 # IPBESR + stb r3,0x3(r5) + lis r3,0x8000 # ADDR_C4 + ori r3,r3,0x00C4 + stwbrx r3,0,r4 + li r3,0xBF # ERRENR2 + stb r3,0x0(r5) + lis r3,0x8000 # ADDR_C5 + ori r3,r3,0x00C5 + stwbrx r3,0,r4 + li r3,0x00 # ERRDR2 + stb r3,0x1(r5) + lis r3,0x8000 # ADDR_C7 + ori r3,r3,0x00C7 + stwbrx r3,0,r4 + li r3,0x00 # PCIBESR + stb r3,0x3(r5) + lis r3,0x8000 # ADDR_C8 + ori r3,r3,0x00C8 + stwbrx r3,0,r4 + lis r3,0x0000 # BERRADDR + ori r3,r3,0xE0FE + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_E0 + ori r3,r3,0x00E0 + stwbrx r3,0,r4 + li r3,0xC0 # AMBOR + stb r3,0x0(r5) + lis r3,0x8000 # ADDR_F4 + ori r3,r3,0x00F4 + stwbrx r3,0,r4 + lis r3,0x0000 # MCCR2 + ori r3,r3,0x020C + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_F8 + ori r3,r3,0x00F8 + stwbrx r3,0,r4 + lis r3,0x0230 # MCCR3 + ori r3,r3,0x0000 + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_FC + ori r3,r3,0x00FC + stwbrx r3,0,r4 + lis r3,0x2532 # MCCR4 + ori r3,r3,0x2220 + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_F0 + ori r3,r3,0x00F0 + stwbrx r3,0,r4 + lis r3,0xFFC8 # MCCR1 + ori r3,r3,0x0000 + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_A8 + ori r3,r3,0x00A8 + stwbrx r3,0,r4 + lis r3,0xFF14 # PICR1 + ori r3,r3,0x1CC8 + li r8, 0x0 + stwbrx r3,r8,r5 + lis r3,0x8000 # ADDR_AC + ori r3,r3,0x00AC + stwbrx r3,0,r4 + lis r3,0x0000 # PICR2 + ori r3,r3,0x0000 + li r8, 0x0 + stwbrx r3,r8,r5 + + blr diff --git a/board/ppmc7xx/pci.c b/board/ppmc7xx/pci.c new file mode 100644 index 0000000..5b115ea --- /dev/null +++ b/board/ppmc7xx/pci.c @@ -0,0 +1,97 @@ +/* + * (C) Copyright 2002 ELTEC Elektronik AG + * Frank Gottschling <fgottschling@eltec.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 + */ + +/* + * PCI initialisation for the MPC10x. + */ + +#include <common.h> +#include <pci.h> +#include <mpc106.h> + +#ifdef CONFIG_PCI + +struct pci_controller local_hose; + +void pci_init_board(void) +{ + struct pci_controller* hose = (struct pci_controller *)&local_hose; + u16 reg16; + + hose->first_busno = 0; + hose->last_busno = 0xff; + + pci_set_region(hose->regions + 0, + CFG_PCI_MEMORY_BUS, + CFG_PCI_MEMORY_PHYS, + CFG_PCI_MEMORY_SIZE, + PCI_REGION_MEM | PCI_REGION_MEMORY); + + /* PCI memory space */ + pci_set_region(hose->regions + 1, + CFG_PCI_MEM_BUS, + CFG_PCI_MEM_PHYS, + CFG_PCI_MEM_SIZE, + PCI_REGION_MEM); + + /* ISA/PCI memory space */ + pci_set_region(hose->regions + 2, + CFG_ISA_MEM_BUS, + CFG_ISA_MEM_PHYS, + CFG_ISA_MEM_SIZE, + PCI_REGION_MEM); + + /* PCI I/O space */ + pci_set_region(hose->regions + 3, + CFG_PCI_IO_BUS, + CFG_PCI_IO_PHYS, + CFG_PCI_IO_SIZE, + PCI_REGION_IO); + + /* ISA/PCI I/O space */ + pci_set_region(hose->regions + 4, + CFG_ISA_IO_BUS, + CFG_ISA_IO_PHYS, + CFG_ISA_IO_SIZE, + PCI_REGION_IO); + + hose->region_count = 5; + + pci_setup_indirect(hose, + MPC106_REG_ADDR, + MPC106_REG_DATA); + + pci_register_hose(hose); + + hose->last_busno = pci_hose_scan(hose); + + /* Initialises the MPC10x PCI Configuration regs. */ + pci_read_config_word (PCI_BDF(0,0,0), PCI_COMMAND, ®16); + reg16 |= PCI_COMMAND_SERR | PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY; + pci_write_config_word(PCI_BDF(0,0,0), PCI_COMMAND, reg16); + + /* Clear non-reserved bits in status register */ + pci_write_config_word(PCI_BDF(0,0,0), PCI_STATUS, 0xffff); +} + +#endif /* CONFIG_PCI */ diff --git a/board/ppmc7xx/ppmc7xx.c b/board/ppmc7xx/ppmc7xx.c new file mode 100644 index 0000000..0597c72 --- /dev/null +++ b/board/ppmc7xx/ppmc7xx.c @@ -0,0 +1,104 @@ +/* + * ppmc7xx.c + * --------- + * + * Main board-specific routines for Wind River PPMC 7xx/74xx board. + * + * By Richard Danter (richard.danter@windriver.com) + * Copyright (C) 2005 Wind River Systems + */ + +#include <common.h> +#include <command.h> + + +/* Define some MPC107 (memory controller) registers */ +#define MPC107_EUMB_GCR 0xfce41020 +#define MPC107_EUMB_IACKR 0xfce600a0 + + +/* Function prototypes */ +extern void unlock_ram_in_cache( void ); +extern void _start_warm(void); + + +/* + * initdram() + * + * This function normally initialises the (S)DRAM of the system. For this board + * the SDRAM was already initialised by board_asm_init (see init.S) so we just + * return the size of RAM. + */ +long initdram( int board_type ) +{ + return CFG_SDRAM_SIZE; +} + + +/* + * after_reloc() + * + * This is called after U-Boot has been copied from Flash/ROM to RAM. It gives + * us an opportunity to do some additional setup before the rest of the system + * is initialised. We don't need to do anything, so we just call board_init_r() + * which should never return. + */ +void after_reloc( ulong dest_addr, gd_t* gd ) +{ + /* Jump to the main U-Boot board init code */ + board_init_r( gd, dest_addr ); +} + + +/* + * checkboard() + * + * We could do some board level checks here, such as working out what version + * it is, but for this board we simply display it's name (on the console). + */ +int checkboard( void ) +{ + puts( "Board: Wind River PPMC 7xx/74xx\n" ); + return 0; +} + + +/* + * misc_init_r + * + * Used for other setup which needs to be done late in the bring-up phase. + */ +int misc_init_r( void ) +{ + /* Reset the EPIC and clear pending interrupts */ + out32r(MPC107_EUMB_GCR, 0xa0000000); + while( in32r( MPC107_EUMB_GCR ) & 0x80000000 ); + out32r( MPC107_EUMB_GCR, 0x20000000 ); + while( in32r( MPC107_EUMB_IACKR ) != 0xff ); + + /* Enable the I-Cache */ + icache_enable(); + + return 0; +} + + +/* + * do_reset() + * + * Shell command to reset the board. + */ +void do_reset( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[] ) +{ + printf( "Resetting...\n" ); + + /* Disabe and invalidate cache */ + icache_disable(); + dcache_disable(); + + /* Jump to warm start (in RAM) */ + _start_warm(); + + /* Should never get here */ + while(1); +} diff --git a/board/ppmc7xx/u-boot.lds b/board/ppmc7xx/u-boot.lds new file mode 100644 index 0000000..0dfa8c0 --- /dev/null +++ b/board/ppmc7xx/u-boot.lds @@ -0,0 +1,135 @@ +/* + * (C) Copyright 2001 + * Josh Huber <huber@mclx.com>, Mission Critical Linux, Inc. + * + * 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 + */ + +/* + * u-boot.lds - linker script for U-Boot on the Galileo Eval Board. + */ + +OUTPUT_ARCH(powerpc) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +SECTIONS +{ + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + cpu/74xx_7xx/start.o (.text) + +/* store the environment in a seperate sector in the boot flash */ +/* . = env_offset; */ +/* common/environment.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 : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + _end = . ; + PROVIDE (end = .); +} diff --git a/board/tqm5200/Makefile b/board/tqm5200/Makefile index c234332..ab0ff1a 100644 --- a/board/tqm5200/Makefile +++ b/board/tqm5200/Makefile @@ -25,7 +25,6 @@ include $(TOPDIR)/config.mk LIB = lib$(BOARD).a -#OBJS := $(BOARD).o flash.o OBJS := $(BOARD).o cmd_stk52xx.o $(LIB): $(OBJS) $(SOBJS) diff --git a/board/tqm5200/flash.c b/board/tqm5200/flash.c deleted file mode 100644 index af4d78a..0000000 --- a/board/tqm5200/flash.c +++ /dev/null @@ -1,497 +0,0 @@ -/* - * (C) Copyright 2003-2004 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * (C) Copyright 2004 - * Martin Krause, TQ-Systems GmbH, martin.krause@tqs.de - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> - -flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ - -/* - * CPU to flash interface is 32-bit, so make declaration accordingly - */ -typedef unsigned long FLASH_PORT_WIDTH; -typedef volatile unsigned long FLASH_PORT_WIDTHV; - -#define FPW FLASH_PORT_WIDTH -#define FPWV FLASH_PORT_WIDTHV - -#define FLASH_CYCLE1 0x0555 -#define FLASH_CYCLE2 0x02aa - -/*----------------------------------------------------------------------- - * Functions - */ -static ulong flash_get_size(FPWV *addr, flash_info_t *info); -static void flash_reset(flash_info_t *info); -static int write_word_amd(flash_info_t *info, FPWV *dest, FPW data); -static flash_info_t *flash_get_info(ulong base); - -/*----------------------------------------------------------------------- - * flash_init() - * - * sets up flash_info and returns size of FLASH (bytes) - */ -unsigned long flash_init (void) -{ - unsigned long size = 0; - extern void flash_preinit(void); - ulong flashbase = CFG_FLASH_BASE; - - flash_preinit(); - - /* Init: no FLASHes known */ - memset(&flash_info[0], 0, sizeof(flash_info_t)); - - flash_info[0].size = - flash_get_size((FPW *)flashbase, &flash_info[0]); - - size = flash_info[0].size; - -#if CFG_MONITOR_BASE >= CFG_FLASH_BASE - /* monitor protection ON by default */ - flash_protect(FLAG_PROTECT_SET, - CFG_MONITOR_BASE, - CFG_MONITOR_BASE+monitor_flash_len-1, - flash_get_info(CFG_MONITOR_BASE)); -#endif - -#ifdef CFG_ENV_IS_IN_FLASH - /* ENV protection ON by default */ - flash_protect(FLAG_PROTECT_SET, - CFG_ENV_ADDR, - CFG_ENV_ADDR+CFG_ENV_SIZE-1, - flash_get_info(CFG_ENV_ADDR)); -#endif - - return size ? size : 1; -} - -/*----------------------------------------------------------------------- - */ -static void flash_reset(flash_info_t *info) -{ - FPWV *base = (FPWV *)(info->start[0]); - - /* Put FLASH back in read mode */ - if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL) - *base = (FPW)0x00FF00FF; /* Intel Read Mode */ - else if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_AMD) - *base = (FPW)0x00F000F0; /* AMD Read Mode */ -} - -/*----------------------------------------------------------------------- - */ - -static flash_info_t *flash_get_info(ulong base) -{ - int i; - flash_info_t * info; - - for (i = 0; i < CFG_MAX_FLASH_BANKS; i ++) { - info = & flash_info[i]; - if (info->size && info->start[0] <= base && - base <= info->start[0] + info->size - 1) - break; - } - - return i == CFG_MAX_FLASH_BANKS ? 0 : info; -} - -/*----------------------------------------------------------------------- - */ - -void flash_print_info (flash_info_t *info) -{ - int i; - - if (info->flash_id == FLASH_UNKNOWN) { - printf ("missing or unknown FLASH type\n"); - return; - } - - switch (info->flash_id & FLASH_VENDMASK) { - case FLASH_MAN_AMD: printf ("AMD "); break; - case FLASH_MAN_BM: printf ("BRIGHT MICRO "); break; - case FLASH_MAN_FUJ: printf ("FUJITSU "); break; - case FLASH_MAN_SST: printf ("SST "); break; - case FLASH_MAN_STM: printf ("STM "); break; - case FLASH_MAN_INTEL: printf ("INTEL "); break; - default: printf ("Unknown Vendor "); break; - } - - switch (info->flash_id & FLASH_TYPEMASK) { - case FLASH_AMLV128U: - printf ("AM29LV128ML (128Mbit, uniform sector size)\n"); - break; - case FLASH_AM160B: - printf ("AM29LV160B (16 Mbit, bottom boot sect)\n"); - break; - default: - printf ("Unknown Chip Type\n"); - break; - } - - printf (" Size: %ld MB in %d Sectors\n", - info->size >> 20, - info->sector_count); - - printf (" Sector Start Addresses:"); - - for (i=0; i<info->sector_count; ++i) { - if ((i % 5) == 0) { - printf ("\n "); - } - printf (" %08lX%s", - info->start[i], - info->protect[i] ? " (RO)" : " "); - } - printf ("\n"); - return; -} - -/*----------------------------------------------------------------------- - */ - -/* - * The following code cannot be run from FLASH! - */ - -ulong flash_get_size (FPWV *addr, flash_info_t *info) -{ - int i; - ulong base = (ulong)addr; - - /* Write auto select command: read Manufacturer ID */ - /* Write auto select command sequence and test FLASH answer */ - addr[FLASH_CYCLE1] = (FPW)0x00AA00AA; /* for AMD, Intel ignores this */ - addr[FLASH_CYCLE2] = (FPW)0x00550055; /* for AMD, Intel ignores this */ - addr[FLASH_CYCLE1] = (FPW)0x00900090; /* selects Intel or AMD */ - - /* The manufacturer codes are only 1 byte, so just use 1 byte. - * This works for any bus width and any FLASH device width. - */ - udelay(100); - switch (addr[0] & 0xff) { - - case (uchar)AMD_MANUFACT: - debug ("Manufacturer: AMD (Spansion)\n"); - info->flash_id = FLASH_MAN_AMD; - break; - - case (uchar)INTEL_MANUFACT: - debug ("Manufacturer: Intel (not supported yet)\n"); - info->flash_id = FLASH_MAN_INTEL; - break; - - default: - info->flash_id = FLASH_UNKNOWN; - info->sector_count = 0; - info->size = 0; - break; - } - - /* Check 16 bits or 32 bits of ID so work on 32 or 16 bit bus. */ - if (info->flash_id != FLASH_UNKNOWN) switch ((FPW)addr[1]) { - - case (FPW)AMD_ID_LV160B: - debug ("Chip: AM29LV160MB\n"); - info->flash_id += FLASH_AM160B; - info->sector_count = 35; - info->size = 0x00400000; - /* - * The first 4 sectors are 16 kB, 8 kB, 8 kB and 32 kB, all - * the other ones are 64 kB - */ - info->start[0] = base + 0x00000000; - info->start[1] = base + 0x00008000; - info->start[2] = base + 0x0000C000; - info->start[3] = base + 0x00010000; - for( i = 4; i < info->sector_count; i++ ) - info->start[i] = - base + (i * 2 * (64 << 10)) - 0x00060000; - break; /* => 4 MB */ - - case AMD_ID_MIRROR: - debug ("Mirror Bit flash: addr[14] = %08lX addr[15] = %08lX\n", - addr[14], addr[15]); - - switch(addr[14]) { - case AMD_ID_LV128U_2: - if (addr[15] != AMD_ID_LV128U_3) { - debug ("Chip: AM29LVxxxM -> unknown\n"); - info->flash_id = FLASH_UNKNOWN; - info->sector_count = 0; - info->size = 0; - } else { - debug ("Chip: AM29LV128M\n"); - info->flash_id += FLASH_AMLV128U; - info->sector_count = 256; - info->size = 0x02000000; - for (i = 0; i < info->sector_count; i++) { - info->start[i] = base; - base += 0x20000; - } - } - break; /* => 32 MB */ - default: - debug ("Chip: *** unknown ***\n"); - info->flash_id = FLASH_UNKNOWN; - info->sector_count = 0; - info->size = 0; - break; - } - break; - - default: - info->flash_id = FLASH_UNKNOWN; - info->sector_count = 0; - info->size = 0; - } - - /* Put FLASH back in read mode */ - flash_reset(info); - - return (info->size); -} - -/*----------------------------------------------------------------------- - */ - -int flash_erase (flash_info_t *info, int s_first, int s_last) -{ - vu_long *addr = (vu_long*)(info->start[0]); - int flag, prot, sect, l_sect; - ulong start, now, last; - - debug ("flash_erase: first: %d last: %d\n", s_first, s_last); - - if ((s_first < 0) || (s_first > s_last)) { - if (info->flash_id == FLASH_UNKNOWN) { - printf ("- missing\n"); - } else { - printf ("- no sectors to erase\n"); - } - return 1; - } - - if ((info->flash_id == FLASH_UNKNOWN) || - (info->flash_id > FLASH_AMD_COMP)) { - printf ("Can't erase unknown flash type %08lx - aborted\n", - info->flash_id); - return 1; - } - - prot = 0; - for (sect=s_first; sect<=s_last; ++sect) { - if (info->protect[sect]) { - prot++; - } - } - - if (prot) { - printf ("- Warning: %d protected sectors will not be erased!\n", - prot); - } else { - printf ("\n"); - } - - l_sect = -1; - - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts(); - - addr[0x0555] = 0x00AA00AA; - addr[0x02AA] = 0x00550055; - addr[0x0555] = 0x00800080; - addr[0x0555] = 0x00AA00AA; - addr[0x02AA] = 0x00550055; - - /* Start erase on unprotected sectors */ - for (sect = s_first; sect<=s_last; sect++) { - if (info->protect[sect] == 0) { /* not protected */ - addr = (vu_long*)(info->start[sect]); - addr[0] = 0x00300030; - l_sect = sect; - } - } - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - - /* wait at least 80us - let's wait 1 ms */ - udelay (1000); - - /* - * We wait for the last triggered sector - */ - if (l_sect < 0) - goto DONE; - - start = get_timer (0); - last = start; - addr = (vu_long*)(info->start[l_sect]); - while ((addr[0] & 0x00800080) != 0x00800080) { - if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) { - printf ("Timeout\n"); - return 1; - } - /* show that we're waiting */ - if ((now - last) > 1000) { /* every second */ - putc ('.'); - last = now; - } - } - -DONE: - /* reset to read mode */ - addr = (volatile unsigned long *)info->start[0]; - addr[0] = 0x00F000F0; /* reset bank */ - - printf (" done\n"); - return 0; -} - -/*----------------------------------------------------------------------- - * Copy memory to flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ - -int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt) -{ - ulong cp, wp, data; - int i, l, rc; - - /* - * Get lower word aligned address. Assumes 32 bit flash bus width. - */ - wp = (addr & ~3); - - /* - * handle unaligned start bytes - */ - if ((l = addr - wp) != 0) { - data = 0; - for (i=0, cp=wp; i<l; ++i, ++cp) { - data = (data << 8) | (*(uchar *)cp); - } - for (; i<4 && cnt>0; ++i) { - data = (data << 8) | *src++; - --cnt; - ++cp; - } - for (; cnt==0 && i<4; ++i, ++cp) { - data = (data << 8) | (*(uchar *)cp); - } - - if ((rc = write_word_amd(info, (FPW *)wp, data)) != 0) { - return (rc); - } - wp += 4; - } - - /* - * handle word aligned part - */ - while (cnt >= 4) { - data = 0; - for (i=0; i<4; ++i) { - data = (data << 8) | *src++; - } - if ((rc = write_word_amd(info, (FPW *)wp, data)) != 0) { - return (rc); - } - wp += 4; - cnt -= 4; - } - - if (cnt == 0) { - return (0); - } - - /* - * handle unaligned tail bytes - */ - data = 0; - for (i=0, cp=wp; i<4 && cnt>0; ++i, ++cp) { - data = (data << 8) | *src++; - --cnt; - } - for (; i<4; ++i, ++cp) { - data = (data << 8) | (*(uchar *)cp); - } - - return (write_word_amd(info, (FPW *)wp, data)); -} - -/*----------------------------------------------------------------------- - * Write a word to Flash for AMD FLASH - * A word is 16 or 32 bits, whichever the bus width of the flash bank - * (not an individual chip) is. - * - * returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ -static int write_word_amd (flash_info_t *info, FPWV *dest, FPW data) -{ - ulong start; - int flag; - FPWV *base; /* first address in flash bank */ - - /* Check if Flash is (sufficiently) erased */ - if ((*dest & data) != data) { - return (2); - } - - base = (FPWV *)(info->start[0]); - - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts(); - - base[FLASH_CYCLE1] = (FPW)0x00AA00AA; /* unlock */ - base[FLASH_CYCLE2] = (FPW)0x00550055; /* unlock */ - base[FLASH_CYCLE1] = (FPW)0x00A000A0; /* selects program mode */ - - *dest = data; /* start programming the data */ - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - - start = get_timer (0); - - /* data polling for D7 */ - while ((*dest & (FPW)0x00800080) != (data & (FPW)0x00800080)) { - if (get_timer(start) > CFG_FLASH_WRITE_TOUT) { - *dest = (FPW)0x00F000F0; /* reset bank */ - return (1); - } - } - return (0); -} diff --git a/board/tqm5200/tqm5200.c b/board/tqm5200/tqm5200.c index 6aad920..310abd2 100644 --- a/board/tqm5200/tqm5200.c +++ b/board/tqm5200/tqm5200.c @@ -254,13 +254,7 @@ int checkboard (void) puts ("Board: AEVFIFO\n"); return 0; #endif -#if defined (CONFIG_TQM5200_AA) - puts ("Board: TQM5200-AA (TQ-Components GmbH)\n"); -#elif defined (CONFIG_TQM5200_AB) - puts ("Board: TQM5200-AB (TQ-Components GmbH)\n"); -#elif defined (CONFIG_TQM5200_AC) - puts ("Board: TQM5200-AC (TQ-Components GmbH)\n"); -#elif defined (CONFIG_TQM5200) +#if defined (CONFIG_TQM5200) puts ("Board: TQM5200 (TQ-Components GmbH)\n"); #endif #if defined (CONFIG_STK52XX) @@ -572,17 +566,7 @@ static const SMI_REGS init_regs [] = void video_get_info_str (int line_number, char *info) { if (line_number == 1) { -#if defined (CONFIG_TQM5200_AA) - strcpy (info, " Board: TQM5200-AA (TQ-Components GmbH)"); -#elif defined (CONFIG_TQM5200_AB) - strcpy (info, " Board: TQM5200-AB (TQ-Components GmbH)"); -#elif defined (CONFIG_TQM5200_AC) - strcpy (info, " Board: TQM5200-AC (TQ-Components GmbH)"); -#elif defined (CONFIG_TQM5200) - strcpy (info, " Board: TQM5200 (TQ-Components GmbH)"); -#else -#error No supported board selected -#endif + strcpy (info, " Board: TQM5200 (TQ-Components GmbH)"); #if defined (CONFIG_STK52XX) } else if (line_number == 2) { strcpy (info, " on a STK52XX baseboard"); diff --git a/board/tqm834x/tqm834x.c b/board/tqm834x/tqm834x.c index b5c12e3..d992aec 100644 --- a/board/tqm834x/tqm834x.c +++ b/board/tqm834x/tqm834x.c @@ -406,4 +406,28 @@ static void set_ddr_config(void) { (DDR_REFINT_166MHZ_7US << SDRAM_INTERVAL_REFINT_SHIFT) | (DDR_BSTOPRE << SDRAM_INTERVAL_BSTOPRE_SHIFT); SYNC; + + /* Workaround for DDR6 Erratum + * see MPC8349E Device Errata Rev.8, 2/2006 + * This workaround influences the MPC internal "input enables" + * dependent on CAS latency and MPC revision. According to errata + * sheet the internal reserved registers for this workaround are + * not available from revision 2.0 and up. + */ + + /* Get REVID from register SPRIDR. Skip workaround if rev >= 2.0 + * (0x200) + */ + if ((im->sysconf.spridr & SPRIDR_REVID) < 0x200) { + + /* There is a internal reserved register at IMMRBAR+0x2F00 + * which has to be written with a certain value defined by + * errata sheet. + */ +#if defined(DDR_CASLAT_20) + *((u8 *)im + 0x2f00) = 0x201c0000; +#else + *((u8 *)im + 0x2f00) = 0x202c0000; +#endif + } } diff --git a/board/tqm85xx/tqm85xx.c b/board/tqm85xx/tqm85xx.c index 69b9101..befe8b7 100644 --- a/board/tqm85xx/tqm85xx.c +++ b/board/tqm85xx/tqm85xx.c @@ -27,6 +27,9 @@ * MA 02111-1307 USA */ +#ifdef CONFIG_PS2MULT +void ps2mult_early_init(void); +#endif #include <common.h> #include <pci.h> @@ -410,3 +413,14 @@ void pci_init_board (void) pci_mpc85xx_init (&hose); #endif /* CONFIG_PCI */ } + +#ifdef CONFIG_BOARD_EARLY_INIT_R +int board_early_init_r (void) +{ +#ifdef CONFIG_PS2MULT + ps2mult_early_init(); +#endif /* CONFIG_PS2MULT */ + return (0); +} +#endif /* CONFIG_BOARD_EARLY_INIT_R */ + diff --git a/board/trab/cmd_trab.c b/board/trab/cmd_trab.c index 00eb385..edea8f0 100644 --- a/board/trab/cmd_trab.c +++ b/board/trab/cmd_trab.c @@ -729,6 +729,7 @@ static void led_blink (void) /* blink LED. This function does not return! */ while (1) { + reset_timer_masked (); led_set (1); udelay (1000000 / LED_BLINK_FREQ / 2); led_set (0); diff --git a/board/trab/trab.c b/board/trab/trab.c index 868a899..346406e 100644 --- a/board/trab/trab.c +++ b/board/trab/trab.c @@ -161,6 +161,19 @@ int misc_init_r (void) uchar *str; int i; +#ifdef CONFIG_VERSION_VARIABLE + { + /* Set version variable. Please note, that this variable is + * also set in main_loop() later in the boot process. The + * version variable has to be set this early, because so it + * could be used in script files on an usb stick, which + * might be called during do_auto_update() */ + extern char version_string[]; + + setenv ("ver", version_string); + } +#endif /* CONFIG_VERSION_VARIABLE */ + #ifdef CONFIG_AUTO_UPDATE extern int do_auto_update(void); /* this has priority over all else */ diff --git a/board/trab/tsc2000.c b/board/trab/tsc2000.c index ca68682..382a85b 100644 --- a/board/trab/tsc2000.c +++ b/board/trab/tsc2000.c @@ -223,7 +223,7 @@ u16 tsc2000_read_channel (unsigned int channel) u16 res; tsc2000_set_mux(channel); - udelay(3 * TSC2000_DELAY_BASE); + udelay(20 * TSC2000_DELAY_BASE); tsc2000_write(TSC2000_REG_ADC, 0x2036); adc_wait_conversion_done (); diff --git a/board/trab/vfd.c b/board/trab/vfd.c index cea8b0b..2f1e7d7 100644 --- a/board/trab/vfd.c +++ b/board/trab/vfd.c @@ -358,6 +358,8 @@ void transfer_pic(int display, unsigned char *adr, int height, int width) */ int vfd_init_clocks (void) { + int i; + S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO(); S3C24X0_TIMERS * const timers = S3C24X0_GetBase_TIMERS(); S3C24X0_LCD * const lcd = S3C24X0_GetBase_LCD(); @@ -367,7 +369,9 @@ int vfd_init_clocks (void) */ gpio->PCUP = (gpio->PCUP & 0xFFF0); /* activate GPC0...GPC3 pullups */ gpio->PCCON = (gpio->PCCON & 0xFFFFFF00); /* configure GPC0...GPC3 as inputs */ - udelay (10); /* allow signals to settle */ + /* allow signals to settle */ + for (i=0; i<10000; i++) /* udelay isn't working yet at this point! */ + __asm("NOP"); vfd_board_id = (~gpio->PCDAT) & 0x000F; /* read GPC0...GPC3 port pins */ VFD_DISABLE; /* activate blank for the vfd */ diff --git a/board/voiceblue/config.mk b/board/voiceblue/config.mk index c73cd27..b77c91c 100644 --- a/board/voiceblue/config.mk +++ b/board/voiceblue/config.mk @@ -12,5 +12,5 @@ ifeq ($(VOICEBLUE_SMALL_FLASH),y) TEXT_BASE = 0x20012000 else # Running in SDRAM... -TEXT_BASE = 0x13000000 +TEXT_BASE = 0x13FD0000 endif |