diff options
Diffstat (limited to 'board')
-rw-r--r-- | board/cm1_qp1/cm1_qp1.c | 222 | ||||
-rw-r--r-- | board/cm5200/Makefile (renamed from board/cm1_qp1/Makefile) | 2 | ||||
-rw-r--r-- | board/cm5200/cm5200.c | 425 | ||||
-rw-r--r-- | board/cm5200/cm5200.h | 184 | ||||
-rw-r--r-- | board/cm5200/cmd_cm5200.c (renamed from board/cm1_qp1/cmd_cm1_qp1.c) | 4 | ||||
-rw-r--r-- | board/cm5200/config.mk (renamed from board/cm1_qp1/config.mk) | 0 | ||||
-rw-r--r-- | board/cm5200/fwupdate.c (renamed from board/cm1_qp1/fwupdate.c) | 25 | ||||
-rw-r--r-- | board/cm5200/fwupdate.h (renamed from board/cm1_qp1/fwupdate.h) | 4 | ||||
-rw-r--r-- | board/cm5200/u-boot.lds (renamed from board/cm1_qp1/u-boot.lds) | 0 |
9 files changed, 634 insertions, 232 deletions
diff --git a/board/cm1_qp1/cm1_qp1.c b/board/cm1_qp1/cm1_qp1.c deleted file mode 100644 index b49298f64b6..00000000000 --- a/board/cm1_qp1/cm1_qp1.c +++ /dev/null @@ -1,222 +0,0 @@ -/* - * (C) Copyright 2003-2007 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * (C) Copyright 2004 - * Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com. - * - * (C) Copyright 2004-2005 - * Martin Krause, TQ-Systems GmbH, martin.krause@tqs.de - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include <mpc5xxx.h> -#include <pci.h> -#include <asm/processor.h> -#include <i2c.h> -#ifdef CONFIG_OF_FLAT_TREE -#include <ft_build.h> -#endif /* CONFIG_OF_FLAT_TREE */ - -#include "fwupdate.h" - -#ifndef CFG_RAMBOOT -/* - * Helper function to initialize SDRAM controller. - */ -static void sdram_start(int hi_addr) -{ - long hi_addr_bit = hi_addr ? 0x01000000 : 0; - - /* unlock mode register */ - *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000000 | - hi_addr_bit; - - /* precharge all banks */ - *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000002 | - hi_addr_bit; - - /* auto refresh */ - *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000004 | - hi_addr_bit; - - /* auto refresh, second time */ - *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000004 | - hi_addr_bit; - - /* set mode register */ - *(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_MODE; - - /* normal operation */ - *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | hi_addr_bit; -} -#endif /* CFG_RAMBOOT */ - -/* - * Initalize SDRAM - configure SDRAM controller, detect memory size. - */ -long int initdram(int board_type) -{ - ulong dramsize = 0; -#ifndef CFG_RAMBOOT - ulong test1, test2; - - /* configure SDRAM start/end for detection */ - *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x0000001e; /* 2G at 0x0 */ - - /* setup config registers */ - *(vu_long *)MPC5XXX_SDRAM_CONFIG1 = SDRAM_CONFIG1; - *(vu_long *)MPC5XXX_SDRAM_CONFIG2 = SDRAM_CONFIG2; - - sdram_start(0); - test1 = get_ram_size((long *)CFG_SDRAM_BASE, 0x80000000); - sdram_start(1); - test2 = get_ram_size((long *)CFG_SDRAM_BASE, 0x80000000); - if (test1 > test2) { - sdram_start(0); - dramsize = test1; - } else - dramsize = test2; - - /* memory smaller than 1MB is impossible */ - if (dramsize < (1 << 20)) - dramsize = 0; - - /* set SDRAM CS0 size according to the amount of RAM found */ - if (dramsize > 0) { - *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x13 + - __builtin_ffs(dramsize >> 20) - 1; - } else - *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0; /* disabled */ -#else /* CFG_RAMBOOT */ - /* retrieve size of memory connected to SDRAM CS0 */ - dramsize = *(vu_long *)MPC5XXX_SDRAM_CS0CFG & 0xFF; - if (dramsize >= 0x13) - dramsize = (1 << (dramsize - 0x13)) << 20; - else - dramsize = 0; -#endif /* CFG_RAMBOOT */ - - /* - * On MPC5200B we need to set the special configuration delay in the - * DDR controller. Refer to chapter 8.7.5 SDelay--MBAR + 0x0190 of - * the MPC5200B User's Manual. - */ - *(vu_long *)MPC5XXX_SDRAM_SDELAY = 0x04; - __asm__ volatile ("sync"); - - return dramsize; -} - - -int checkboard(void) -{ - puts("Board: CM1.QP1\n"); - return 0; -} - - -int board_early_init_r(void) -{ - /* - * Now, when we are in RAM, enable flash write access for detection - * process. Note that CS_BOOT cannot be cleared when executing in - * flash. - */ - *(vu_long *)MPC5XXX_BOOTCS_CFG &= ~0x1; /* clear RO */ - return 0; -} - - -#ifdef CONFIG_POST -int post_hotkeys_pressed(void) -{ - return 0; -} -#endif /* CONFIG_POST */ - - -#if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER) -void post_word_store(ulong a) -{ - vu_long *save_addr = (vu_long *)(MPC5XXX_SRAM + MPC5XXX_SRAM_POST_SIZE); - *save_addr = a; -} - - -ulong post_word_load(void) -{ - vu_long *save_addr = (vu_long *)(MPC5XXX_SRAM + MPC5XXX_SRAM_POST_SIZE); - return *save_addr; -} -#endif /* CONFIG_POST || CONFIG_LOGBUFFER */ - - -#ifdef CONFIG_MISC_INIT_R -int misc_init_r(void) -{ -#if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C) - uchar buf[6]; - char str[18]; - - /* Read ethaddr from EEPROM */ - if (i2c_read(CFG_I2C_EEPROM, CONFIG_MAC_OFFSET, 2, buf, 6) == 0) { - sprintf(str, "%02X:%02X:%02X:%02X:%02X:%02X", - buf[0], buf[1], buf[2], buf[3], buf[4], buf[5]); - /* Check if MAC addr is owned by Schindler */ - if (strstr(str, "00:06:C3") != str) { - printf(LOG_PREFIX "Warning - Illegal MAC address (%s)" - " in EEPROM.\n", str); - printf(LOG_PREFIX "Using MAC from environment\n"); - } else { - printf(LOG_PREFIX "Using MAC (%s) from I2C EEPROM\n", - str); - setenv("ethaddr", str); - } - } else { - printf(LOG_PREFIX "Warning - Unable to read MAC from I2C" - " device at address %02X:%04X\n", CFG_I2C_EEPROM, - CONFIG_MAC_OFFSET); - printf(LOG_PREFIX "Using MAC from environment\n"); - } - return 0; -#endif /* defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C) */ -} -#endif /* CONFIG_MISC_INIT_R */ - - -#ifdef CONFIG_LAST_STAGE_INIT -int last_stage_init(void) -{ -#ifdef CONFIG_USB_STORAGE - cm1_fwupdate(); -#endif /* CONFIG_USB_STORAGE */ - return 0; -} -#endif /* CONFIG_LAST_STAGE_INIT */ - - -#if defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP) -void ft_board_setup(void *blob, bd_t *bd) -{ - ft_cpu_setup(blob, bd); -} -#endif /* defined(CONFIG_OF_FLAT_TREE) && defined(CONFIG_OF_BOARD_SETUP) */ diff --git a/board/cm1_qp1/Makefile b/board/cm5200/Makefile index e7393267e7a..8ebdb1aa28b 100644 --- a/board/cm1_qp1/Makefile +++ b/board/cm5200/Makefile @@ -25,7 +25,7 @@ include $(TOPDIR)/config.mk LIB = $(obj)lib$(BOARD).a -COBJS := $(BOARD).o cmd_cm1_qp1.o fwupdate.o +COBJS := $(BOARD).o cmd_cm5200.o fwupdate.o SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(COBJS)) diff --git a/board/cm5200/cm5200.c b/board/cm5200/cm5200.c new file mode 100644 index 00000000000..6804e33c27e --- /dev/null +++ b/board/cm5200/cm5200.c @@ -0,0 +1,425 @@ +/* + * (C) Copyright 2003-2007 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2004 + * Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com. + * + * (C) Copyright 2004-2005 + * Martin Krause, TQ-Systems GmbH, martin.krause@tqs.de + * + * Adapted to U-Boot 1.2 by: + * Bartlomiej Sieka <tur@semihalf.com>: + * - HW ID readout from EEPROM + * - module detection + * Grzegorz Bernacki <gjb@semihalf.com>: + * - run-time SDRAM controller configuration + * - LIBFDT support + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <mpc5xxx.h> +#include <pci.h> +#include <asm/processor.h> +#include <i2c.h> +#include <linux/ctype.h> + +#ifdef CONFIG_OF_LIBFDT +#include <libfdt.h> +#include <libfdt_env.h> +#include <fdt_support.h> +#endif /* CONFIG_OF_LIBFDT */ + + +#include "cm5200.h" +#include "fwupdate.h" + +DECLARE_GLOBAL_DATA_PTR; + +static hw_id_t hw_id; + + +#ifndef CFG_RAMBOOT +/* + * Helper function to initialize SDRAM controller. + */ +static void sdram_start(int hi_addr, mem_conf_t *mem_conf) +{ + long hi_addr_bit = hi_addr ? 0x01000000 : 0; + + /* unlock mode register */ + *(vu_long *)MPC5XXX_SDRAM_CTRL = mem_conf->control | 0x80000000 | + hi_addr_bit; + + /* precharge all banks */ + *(vu_long *)MPC5XXX_SDRAM_CTRL = mem_conf->control | 0x80000002 | + hi_addr_bit; + + /* auto refresh */ + *(vu_long *)MPC5XXX_SDRAM_CTRL = mem_conf->control | 0x80000004 | + hi_addr_bit; + + /* auto refresh, second time */ + *(vu_long *)MPC5XXX_SDRAM_CTRL = mem_conf->control | 0x80000004 | + hi_addr_bit; + + /* set mode register */ + *(vu_long *)MPC5XXX_SDRAM_MODE = mem_conf->mode; + + /* normal operation */ + *(vu_long *)MPC5XXX_SDRAM_CTRL = mem_conf->control | hi_addr_bit; +} +#endif /* CFG_RAMBOOT */ + + +/* + * Retrieve memory configuration for a given module. board_type is the index + * in hw_id_list[] corresponding to the module we are executing on; we return + * SDRAM controller settings approprate for this module. + */ +static mem_conf_t* get_mem_config(int board_type) +{ + switch(board_type){ + case CM1_QA: + return memory_config[0]; + case CM11_QA: + case CMU1_QA: + return memory_config[1]; + default: + printf("ERROR: Unknown module, using a default SDRAM " + "configuration - things may not work!!!.\n"); + return memory_config[0]; + } +} + + +/* + * Initalize SDRAM - configure SDRAM controller, detect memory size. + */ +long int initdram(int board_type) +{ + ulong dramsize = 0; +#ifndef CFG_RAMBOOT + ulong test1, test2; + mem_conf_t *mem_conf; + + mem_conf = get_mem_config(board_type); + + /* configure SDRAM start/end for detection */ + *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x0000001e; /* 2G at 0x0 */ + + /* setup config registers */ + *(vu_long *)MPC5XXX_SDRAM_CONFIG1 = mem_conf->config1; + *(vu_long *)MPC5XXX_SDRAM_CONFIG2 = mem_conf->config2; + + sdram_start(0, mem_conf); + test1 = get_ram_size((long *)CFG_SDRAM_BASE, 0x80000000); + sdram_start(1, mem_conf); + test2 = get_ram_size((long *)CFG_SDRAM_BASE, 0x80000000); + if (test1 > test2) { + sdram_start(0, mem_conf); + dramsize = test1; + } else + dramsize = test2; + + /* memory smaller than 1MB is impossible */ + if (dramsize < (1 << 20)) + dramsize = 0; + + /* set SDRAM CS0 size according to the amount of RAM found */ + if (dramsize > 0) { + *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x13 + + __builtin_ffs(dramsize >> 20) - 1; + } else + *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0; /* disabled */ +#else /* CFG_RAMBOOT */ + /* retrieve size of memory connected to SDRAM CS0 */ + dramsize = *(vu_long *)MPC5XXX_SDRAM_CS0CFG & 0xFF; + if (dramsize >= 0x13) + dramsize = (1 << (dramsize - 0x13)) << 20; + else + dramsize = 0; +#endif /* !CFG_RAMBOOT */ + + /* + * On MPC5200B we need to set the special configuration delay in the + * DDR controller. Refer to chapter 8.7.5 SDelay--MBAR + 0x0190 of + * the MPC5200B User's Manual. + */ + *(vu_long *)MPC5XXX_SDRAM_SDELAY = 0x04; + __asm__ volatile ("sync"); + + return dramsize; +} + + +/* + * Read module hardware identification data from the I2C EEPROM. + */ +static void read_hw_id(hw_id_t hw_id) +{ + int i; + for (i = 0; i < HW_ID_ELEM_COUNT; ++i) + if (i2c_read(CFG_I2C_EEPROM, + hw_id_format[i].offset, + 2, + (uchar *)&hw_id[i][0], + hw_id_format[i].length) != 0) + printf("ERROR: can't read HW ID from EEPROM\n"); +} + + +/* + * Identify module we are running on, set gd->board_type to the index in + * hw_id_list[] corresponding to the module identifed, or to + * CM5200_UNKNOWN_MODULE if we can't identify the module. + */ +static void identify_module(hw_id_t hw_id) +{ + int i, j, element; + char match; + gd->board_type = CM5200_UNKNOWN_MODULE; + for (i = 0; i < sizeof (hw_id_list) / sizeof (char **); ++i) { + match = 1; + for (j = 0; j < sizeof (hw_id_identify) / sizeof (int); ++j) { + element = hw_id_identify[j]; + if (strncmp(hw_id_list[i][element], + &hw_id[element][0], + hw_id_format[element].length) != 0) { + match = 0; + break; + } + } + if (match) { + gd->board_type = i; + break; + } + } +} + + +/* + * Compose string with module name. + * buf is assumed to have enough space, and be null-terminated. + */ +static void compose_module_name(hw_id_t hw_id, char *buf) +{ + char tmp[MODULE_NAME_MAXLEN]; + strncat(buf, &hw_id[PCB_NAME][0], hw_id_format[PCB_NAME].length); + strncat(buf, ".", 1); + strncat(buf, &hw_id[FORM][0], hw_id_format[FORM].length); + strncat(buf, &hw_id[VERSION][0], hw_id_format[VERSION].length); + strncat(buf, " (", 2); + strncat(buf, &hw_id[IDENTIFICATION_NUMBER][0], + hw_id_format[IDENTIFICATION_NUMBER].length); + sprintf(tmp, " / %u.%u)", + hw_id[MAJOR_SW_VERSION][0], + hw_id[MINOR_SW_VERSION][0]); + strcat(buf, tmp); +} + + +/* + * Compose string with hostname. + * buf is assumed to have enough space, and be null-terminated. + */ +static void compose_hostname(hw_id_t hw_id, char *buf) +{ + char *p; + strncat(buf, &hw_id[PCB_NAME][0], hw_id_format[PCB_NAME].length); + strncat(buf, "_", 1); + strncat(buf, &hw_id[FORM][0], hw_id_format[FORM].length); + strncat(buf, &hw_id[VERSION][0], hw_id_format[VERSION].length); + for (p = buf; *p; ++p) + *p = tolower(*p); + +} + + +#if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT) +/* + * Update 'model' and 'memory' properties in the blob according to the module + * that we are running on. + */ +static void ft_blob_update(void *blob, bd_t *bd) +{ + int len, ret, nodeoffset = 0; + char module_name[MODULE_NAME_MAXLEN] = {0}; + ulong memory_data[2] = {0}; + + compose_module_name(hw_id, module_name); + len = strlen(module_name) + 1; + + ret = fdt_setprop(blob, nodeoffset, "model", module_name, len); + if (ret < 0) + printf("ft_blob_update(): cannot set /model property err:%s\n", + fdt_strerror(ret)); + + memory_data[0] = cpu_to_be32(bd->bi_memstart); + memory_data[1] = cpu_to_be32(bd->bi_memsize); + + nodeoffset = fdt_find_node_by_path (blob, "/memory"); + if (nodeoffset >= 0) { + ret = fdt_setprop(blob, nodeoffset, "reg", memory_data, + sizeof(memory_data)); + if (ret < 0) + printf("ft_blob_update): cannot set /memory/reg " + "property err:%s\n", fdt_strerror(ret)); + } + else { + /* memory node is required in dts */ + printf("ft_blob_update(): cannot find /memory node " + "err:%s\n", fdt_strerror(nodeoffset)); + } +} +#endif /* defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT) */ + + +/* + * Read HW ID from I2C EEPROM and detect the modue we are running on. Note + * that we need to use local variable for readout, because global data is not + * writable yet (and we'll have to redo the readout later on). + */ +int checkboard(void) +{ + hw_id_t hw_id_tmp; + char module_name_tmp[MODULE_NAME_MAXLEN] = ""; + + /* + * We need I2C to access HW ID data from EEPROM, so we call i2c_init() + * here despite the fact that it will be called again later on. We + * also use a little trick to silence I2C-related output. + */ + gd->flags |= GD_FLG_SILENT; + i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE); + gd->flags &= ~GD_FLG_SILENT; + + read_hw_id(hw_id_tmp); + identify_module(hw_id_tmp); /* this sets gd->board_type */ + compose_module_name(hw_id_tmp, module_name_tmp); + + if (gd->board_type != CM5200_UNKNOWN_MODULE) + printf("Board: %s\n", module_name_tmp); + else + printf("Board: unrecognized cm5200 module (%s)\n", + module_name_tmp); + + return 0; +} + + +int board_early_init_r(void) +{ + /* + * Now, when we are in RAM, enable flash write access for detection + * process. Note that CS_BOOT cannot be cleared when executing in + * flash. + */ + *(vu_long *)MPC5XXX_BOOTCS_CFG &= ~0x1; /* clear RO */ + + /* Now that we can write to global data, read HW ID again. */ + read_hw_id(hw_id); + return 0; +} + + +#ifdef CONFIG_POST +int post_hotkeys_pressed(void) +{ + return 0; +} +#endif /* CONFIG_POST */ + + +#if defined(CONFIG_POST) || defined(CONFIG_LOGBUFFER) +void post_word_store(ulong a) +{ + vu_long *save_addr = (vu_long *)(MPC5XXX_SRAM + MPC5XXX_SRAM_POST_SIZE); + *save_addr = a; +} + + +ulong post_word_load(void) +{ + vu_long *save_addr = (vu_long *)(MPC5XXX_SRAM + MPC5XXX_SRAM_POST_SIZE); + return *save_addr; +} +#endif /* CONFIG_POST || CONFIG_LOGBUFFER */ + + +#ifdef CONFIG_MISC_INIT_R +int misc_init_r(void) +{ +#if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C) + uchar buf[6]; + char str[18]; + char hostname[MODULE_NAME_MAXLEN]; + + /* Read ethaddr from EEPROM */ + if (i2c_read(CFG_I2C_EEPROM, CONFIG_MAC_OFFSET, 2, buf, 6) == 0) { + sprintf(str, "%02X:%02X:%02X:%02X:%02X:%02X", + buf[0], buf[1], buf[2], buf[3], buf[4], buf[5]); + /* Check if MAC addr is owned by Schindler */ + if (strstr(str, "00:06:C3") != str) + printf(LOG_PREFIX "Warning - Illegal MAC address (%s)" + " in EEPROM.\n", str); + else { + printf(LOG_PREFIX "Using MAC (%s) from I2C EEPROM\n", + str); + setenv("ethaddr", str); + } + } else { + printf(LOG_PREFIX "Warning - Unable to read MAC from I2C" + " device at address %02X:%04X\n", CFG_I2C_EEPROM, + CONFIG_MAC_OFFSET); + } +#endif /* defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C) */ + if (!getenv("ethaddr")) + printf(LOG_PREFIX "MAC address not set, networking is not " + "operational\n"); + + /* set the hostname appropriate to the module we're running on */ + compose_hostname(hw_id, hostname); + setenv("hostname", hostname); + + return 0; +} +#endif /* CONFIG_MISC_INIT_R */ + + +#ifdef CONFIG_LAST_STAGE_INIT +int last_stage_init(void) +{ +#ifdef CONFIG_USB_STORAGE + cm5200_fwupdate(); +#endif /* CONFIG_USB_STORAGE */ + return 0; +} +#endif /* CONFIG_LAST_STAGE_INIT */ + + +#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) +void ft_board_setup(void *blob, bd_t *bd) +{ + ft_cpu_setup(blob, bd); + ft_blob_update(blob, bd); +} +#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */ diff --git a/board/cm5200/cm5200.h b/board/cm5200/cm5200.h new file mode 100644 index 00000000000..a6cbc88f47c --- /dev/null +++ b/board/cm5200/cm5200.h @@ -0,0 +1,184 @@ +/* + * (C) Copyright 2007 DENX Software Engineering + * + * Author: Bartlomiej Sieka <tur@semihalf.com> + * Author: Grzegorz Bernacki <gjb@semihalf.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 _CM5200_H +#define _CM5200_H + + +/* + * Definitions and declarations for the modules of the cm5200 platform. Mostly + * related to reading the hardware identification data (HW ID) from the I2C + * EEPROM, detection of the particular module we are executing on, and + * appropriate SDRAM controller initialization. + */ + + +#define CM5200_UNKNOWN_MODULE 0xffffffff + +enum { + DEVICE_NAME, /* 0 */ + GENERATION, /* 1 */ + PCB_NAME, /* 2 */ + FORM, /* 3 */ + VERSION, /* 4 */ + IDENTIFICATION_NUMBER, /* 5 */ + MAJOR_SW_VERSION, /* 6 */ + MINOR_SW_VERSION, /* 7 */ + /* add new alements above this line */ + HW_ID_ELEM_COUNT /* count */ +}; + +/* + * Sect. 4.1 "CM1.Q/CMU1.Q Supervisory Microcontroller Interface Definition" + */ + +#define DEVICE_NAME_OFFSET 0x02 +#define GENERATION_OFFSET 0x0b +#define PCB_NAME_OFFSET 0x0c +#define FORM_OFFSET 0x15 +#define VERSION_OFFSET 0x16 +#define IDENTIFICATION_NUMBER_OFFSET 0x19 +#define MAJOR_SW_VERSION_OFFSET 0x0480 +#define MINOR_SW_VERSION_OFFSET 0x0481 + + +#define DEVICE_NAME_LEN 0x09 +#define GENERATION_LEN 0x01 +#define PCB_NAME_LEN 0x09 +#define FORM_LEN 0x01 +#define VERSION_LEN 0x03 +#define IDENTIFICATION_NUMBER_LEN 0x09 +#define MAJOR_SW_VERSION_LEN 0x01 +#define MINOR_SW_VERSION_LEN 0x01 + +#define HW_ID_ELEM_MAXLEN 0x09 /* MAX(XXX_LEN) */ + +/* entire HW ID in EEPROM is 64 bytes, so longer module name is unlikely */ +#define MODULE_NAME_MAXLEN 64 + + +/* storage for HW ID read from EEPROM */ +typedef char hw_id_t[HW_ID_ELEM_COUNT][HW_ID_ELEM_MAXLEN]; + + +/* HW ID layout in EEPROM */ +static struct { + unsigned int offset; + unsigned int length; +} hw_id_format[HW_ID_ELEM_COUNT] = { + {DEVICE_NAME_OFFSET, DEVICE_NAME_LEN}, + {GENERATION_OFFSET, GENERATION_LEN}, + {PCB_NAME_OFFSET, PCB_NAME_LEN}, + {FORM_OFFSET, FORM_LEN}, + {VERSION_OFFSET, VERSION_LEN}, + {IDENTIFICATION_NUMBER_OFFSET, IDENTIFICATION_NUMBER_LEN}, + {MAJOR_SW_VERSION_OFFSET, MAJOR_SW_VERSION_LEN}, + {MINOR_SW_VERSION_OFFSET, MINOR_SW_VERSION_LEN}, +}; + + +/* HW ID data found in EEPROM on supported modules */ +static char *cm1_qa_hw_id[HW_ID_ELEM_COUNT] = { + "CM", /* DEVICE_NAME */ + "1", /* GENERATION */ + "CM1", /* PCB_NAME */ + "Q", /* FORM */ + "A", /* VERSION */ + "591881", /* IDENTIFICATION_NUMBER */ + "", /* MAJOR_SW_VERSION */ + "", /* MINOR_SW_VERSION */ +}; + +static char *cm11_qa_hw_id[HW_ID_ELEM_COUNT] = { + "CM", /* DEVICE_NAME */ + "1", /* GENERATION */ + "CM11", /* PCB_NAME */ + "Q", /* FORM */ + "A", /* VERSION */ + "594200", /* IDENTIFICATION_NUMBER */ + "", /* MAJOR_SW_VERSION */ + "", /* MINOR_SW_VERSION */ +}; + +static char *cmu1_qa_hw_id[HW_ID_ELEM_COUNT] = { + "CMU", /* DEVICE_NAME */ + "1", /* GENERATION */ + "CMU1", /* PCB_NAME */ + "Q", /* FORM */ + "A", /* VERSION */ + "594128", /* IDENTIFICATION_NUMBER */ + "", /* MAJOR_SW_VERSION */ + "", /* MINOR_SW_VERSION */ +}; + + +/* list of known modules */ +static char **hw_id_list[] = { + cm1_qa_hw_id, + cm11_qa_hw_id, + cmu1_qa_hw_id, +}; + +/* indices to the above list - keep in sync */ +enum { + CM1_QA, + CM11_QA, + CMU1_QA, +}; + + +/* identify modules based on these hw id elements */ +static int hw_id_identify[] = { + PCB_NAME, + FORM, + VERSION, +}; + + +/* Registers' settings for SDRAM controller intialization */ +typedef struct { + ulong mode; + ulong control; + ulong config1; + ulong config2; +} mem_conf_t; + +static mem_conf_t k4s561632E = { + 0x00CD0000, /* CASL 3, burst length 8 */ + 0x514F0000, + 0xE2333900, + 0x8EE70000 +}; + +static mem_conf_t mt48lc32m16a2 = { + 0x00CD0000, /* CASL 3, burst length 8 */ + 0x514F0000, + 0xD2322800, + 0x8AD70000 +}; + +static mem_conf_t* memory_config[] = { + &k4s561632E, + &mt48lc32m16a2 +}; + +#endif /* _CM5200_H */ diff --git a/board/cm1_qp1/cmd_cm1_qp1.c b/board/cm5200/cmd_cm5200.c index 4a01d2a7f4c..5119a99ca23 100644 --- a/board/cm1_qp1/cmd_cm1_qp1.c +++ b/board/cm5200/cmd_cm5200.c @@ -1,5 +1,7 @@ /* - * (C) Copyright 2007 Markus Kappeler <markus.kappeler@objectxp.com> + * (C) Copyright 2007 Markus Kappeler <markus.kappeler@objectxp.com> + * + * Adapted for U-Boot 1.2 by Piotr Kruszynski <ppk@semihalf.com> * * See file CREDITS for list of people who contributed to this * project. diff --git a/board/cm1_qp1/config.mk b/board/cm5200/config.mk index 7f061391a24..7f061391a24 100644 --- a/board/cm1_qp1/config.mk +++ b/board/cm5200/config.mk diff --git a/board/cm1_qp1/fwupdate.c b/board/cm5200/fwupdate.c index 637375e5989..19aa94a5a03 100644 --- a/board/cm1_qp1/fwupdate.c +++ b/board/cm5200/fwupdate.c @@ -1,11 +1,11 @@ /* * (C) Copyright 2007 Schindler Lift Inc. - * (C) Copyright 2007 Semihalf + * (C) Copyright 2007 DENX Software Engineering * * Author: Michel Marti <mma@objectxp.com> * Adapted for U-Boot 1.2 by Piotr Kruszynski <ppk@semihalf.com>: - * - code clean-up - * - bugfix for overwriting bootargs by user + * - code clean-up + * - bugfix for overwriting bootargs by user * * See file CREDITS for list of people who contributed to this * project. @@ -41,7 +41,7 @@ extern int do_fat_fsload(cmd_tbl_t *, int, int, char *[]); static int load_rescue_image(ulong); -void cm1_fwupdate(void) +void cm5200_fwupdate(void) { cmd_tbl_t *bcmd; char *rsargs; @@ -144,6 +144,7 @@ static int load_rescue_image(ulong addr) if (do_fat_read(fwdir, NULL, 0, LS_NO) == -1) { FW_DEBUG("No NX rescue image on " "partition %d.\n", i); + partno = -2; } else { partno = i; FW_DEBUG("Partition %d contains " @@ -154,8 +155,20 @@ static int load_rescue_image(ulong addr) } } - if (partno == -1) { - printf(LOG_PREFIX "Error: No valid (FAT) partition detected\n"); + if (partno < 0) { + switch (partno) { + case -1: + printf(LOG_PREFIX "Error: No valid (FAT) partition " + "detected\n"); + break; + case -2: + printf(LOG_PREFIX "Error: No NX rescue image on FAT " + "partition\n"); + break; + default: + printf(LOG_PREFIX "Error: Failed with code %d\n", + partno); + } usb_stop(); return 1; } diff --git a/board/cm1_qp1/fwupdate.h b/board/cm5200/fwupdate.h index 119c2d691c8..4e3f1e164aa 100644 --- a/board/cm1_qp1/fwupdate.h +++ b/board/cm5200/fwupdate.h @@ -26,7 +26,7 @@ #define __FW_UPDATE_H /* Default prefix for output messages */ -#define LOG_PREFIX "CM1: " +#define LOG_PREFIX "CM5200:" /* Extra debug macro */ #ifdef CONFIG_FWUPDATE_DEBUG @@ -42,6 +42,6 @@ #define RS_BOOTARGS "ramdisk=8192K" /* Main function for fwupdate */ -void cm1_fwupdate(void); +void cm5200_fwupdate(void); #endif /* __FW_UPDATE_H */ diff --git a/board/cm1_qp1/u-boot.lds b/board/cm5200/u-boot.lds index 8fa9c0f7ed5..8fa9c0f7ed5 100644 --- a/board/cm1_qp1/u-boot.lds +++ b/board/cm5200/u-boot.lds |