mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-11 07:34:31 +00:00
9e33690389
Add support for following features: - nand boot, with PMECC 2bit ECC for 512 bytes sector - SPI flash boot - SD card boot - LCD support Signed-off-by: Josh Wu <josh.wu@atmel.com> [fix -Wimplicit-function-declaration for at91_lcd_hw_init()] Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
232 lines
6.6 KiB
C
232 lines
6.6 KiB
C
/*
|
|
* (C) Copyright 2013 Atmel Corporation.
|
|
* Josh Wu <josh.wu@atmel.com>
|
|
*
|
|
* Configuation settings for the AT91SAM9N12-EK boards.
|
|
*
|
|
* 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
|
|
*/
|
|
|
|
#ifndef __AT91SAM9N12_CONFIG_H_
|
|
#define __AT91SAM9N12_CONFIG_H_
|
|
|
|
/*
|
|
* SoC must be defined first, before hardware.h is included.
|
|
* In this case SoC is defined in boards.cfg.
|
|
*/
|
|
#include <asm/hardware.h>
|
|
|
|
#define CONFIG_SYS_TEXT_BASE 0x26f00000
|
|
|
|
#define CONFIG_ARM926EJS
|
|
#define CONFIG_AT91FAMILY
|
|
|
|
/* ARM asynchronous clock */
|
|
#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* slow clock xtal */
|
|
#define CONFIG_SYS_AT91_MAIN_CLOCK 16000000 /* main clock xtal */
|
|
#define CONFIG_SYS_HZ 1000
|
|
|
|
/* Misc CPU related */
|
|
#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
|
|
#define CONFIG_SETUP_MEMORY_TAGS
|
|
#define CONFIG_INITRD_TAG
|
|
#define CONFIG_SKIP_LOWLEVEL_INIT
|
|
#define CONFIG_BOARD_EARLY_INIT_F
|
|
#define CONFIG_DISPLAY_CPUINFO
|
|
|
|
#define CONFIG_OF_LIBFDT
|
|
|
|
/* general purpose I/O */
|
|
#define CONFIG_AT91_GPIO
|
|
|
|
/* serial console */
|
|
#define CONFIG_ATMEL_USART
|
|
#define CONFIG_USART_BASE ATMEL_BASE_DBGU
|
|
#define CONFIG_USART_ID ATMEL_ID_SYS
|
|
#define CONFIG_BAUDRATE 115200
|
|
|
|
/* LCD */
|
|
#define CONFIG_LCD
|
|
#define LCD_BPP LCD_COLOR16
|
|
#define LCD_OUTPUT_BPP 24
|
|
#define CONFIG_LCD_LOGO
|
|
#define CONFIG_LCD_INFO
|
|
#define CONFIG_LCD_INFO_BELOW_LOGO
|
|
#define CONFIG_SYS_WHITE_ON_BLACK
|
|
#define CONFIG_ATMEL_HLCD
|
|
#define CONFIG_ATMEL_LCD_RGB565
|
|
#define CONFIG_SYS_CONSOLE_IS_IN_ENV
|
|
|
|
#define CONFIG_BOOTDELAY 3
|
|
|
|
/*
|
|
* BOOTP options
|
|
*/
|
|
#define CONFIG_BOOTP_BOOTFILESIZE
|
|
#define CONFIG_BOOTP_BOOTPATH
|
|
#define CONFIG_BOOTP_GATEWAY
|
|
#define CONFIG_BOOTP_HOSTNAME
|
|
|
|
/* NOR flash - no real flash on this board */
|
|
#define CONFIG_SYS_NO_FLASH
|
|
|
|
/*
|
|
* Command line configuration.
|
|
*/
|
|
#include <config_cmd_default.h>
|
|
#undef CONFIG_CMD_FPGA
|
|
|
|
#define CONFIG_CMD_BOOTZ
|
|
#define CONFIG_CMD_PING
|
|
#define CONFIG_CMD_DHCP
|
|
#define CONFIG_CMD_NAND
|
|
#define CONFIG_CMD_SF
|
|
#define CONFIG_CMD_MMC
|
|
#define CONFIG_CMD_FAT
|
|
|
|
#define CONFIG_NR_DRAM_BANKS 1
|
|
#define CONFIG_SYS_SDRAM_BASE 0x20000000
|
|
#define CONFIG_SYS_SDRAM_SIZE 0x08000000
|
|
|
|
/*
|
|
* Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM,
|
|
* leaving the correct space for initial global data structure above
|
|
* that address while providing maximum stack area below.
|
|
*/
|
|
# define CONFIG_SYS_INIT_SP_ADDR \
|
|
(ATMEL_BASE_SRAM + 0x1000 - GENERATED_GBL_DATA_SIZE)
|
|
|
|
/* DataFlash */
|
|
#ifdef CONFIG_CMD_SF
|
|
#define CONFIG_ATMEL_SPI
|
|
#define CONFIG_SPI_FLASH
|
|
#define CONFIG_SPI_FLASH_ATMEL
|
|
#define CONFIG_SF_DEFAULT_SPEED 30000000
|
|
#define CONFIG_ENV_SPI_MODE SPI_MODE_3
|
|
#define CONFIG_SF_DEFAULT_MODE SPI_MODE_3
|
|
#endif
|
|
|
|
/* NAND flash */
|
|
#ifdef CONFIG_CMD_NAND
|
|
#define CONFIG_NAND_ATMEL
|
|
#define CONFIG_SYS_MAX_NAND_DEVICE 1
|
|
#define CONFIG_SYS_NAND_BASE 0x40000000
|
|
#define CONFIG_SYS_NAND_MASK_ALE (1 << 21)
|
|
#define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
|
|
#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIO_PORTD, 4
|
|
#define CONFIG_SYS_NAND_READY_PIN AT91_PIO_PORTD, 5
|
|
|
|
/* PMECC & PMERRLOC */
|
|
#define CONFIG_ATMEL_NAND_HWECC
|
|
#define CONFIG_ATMEL_NAND_HW_PMECC
|
|
#define CONFIG_PMECC_CAP 2
|
|
#define CONFIG_PMECC_SECTOR_SIZE 512
|
|
#define CONFIG_PMECC_INDEX_TABLE_OFFSET 0x8000
|
|
#endif
|
|
|
|
#define CONFIG_MTD_PARTITIONS
|
|
#define CONFIG_MTD_DEVICE
|
|
#define CONFIG_CMD_MTDPARTS
|
|
#define MTDIDS_DEFAULT "nand0=atmel_nand"
|
|
#define MTDPARTS_DEFAULT \
|
|
"mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro," \
|
|
"256k(env),256k(env_redundant),256k(spare)," \
|
|
"512k(dtb),6M(kernel)ro,-(rootfs)"
|
|
|
|
#define CONFIG_EXTRA_ENV_SETTINGS \
|
|
"console=console=ttyS0,115200\0" \
|
|
"mtdparts="MTDPARTS_DEFAULT"\0" \
|
|
"bootargs_nand=rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs rw\0"\
|
|
"bootargs_mmc=root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait\0"
|
|
|
|
/* MMC */
|
|
#ifdef CONFIG_CMD_MMC
|
|
#define CONFIG_MMC
|
|
#define CONFIG_GENERIC_MMC
|
|
#define CONFIG_GENERIC_ATMEL_MCI
|
|
#endif
|
|
|
|
/* FAT */
|
|
#ifdef CONFIG_CMD_FAT
|
|
#define CONFIG_DOS_PARTITION
|
|
#endif
|
|
|
|
#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */
|
|
|
|
#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE
|
|
#define CONFIG_SYS_MEMTEST_END 0x26e00000
|
|
|
|
#ifdef CONFIG_SYS_USE_SPIFLASH
|
|
|
|
/* bootstrap + u-boot + env + linux in dataflash on CS0 */
|
|
#define CONFIG_ENV_IS_IN_SPI_FLASH
|
|
#define CONFIG_ENV_OFFSET 0x5000
|
|
#define CONFIG_ENV_SIZE 0x3000
|
|
#define CONFIG_ENV_SECT_SIZE 0x1000
|
|
#define CONFIG_BOOTCOMMAND \
|
|
"setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \
|
|
"sf probe 0; sf read 0x22000000 0x100000 0x300000; " \
|
|
"bootm 0x22000000"
|
|
|
|
#elif defined(CONFIG_SYS_USE_NANDFLASH)
|
|
|
|
/* bootstrap + u-boot + env + linux in nandflash */
|
|
#define CONFIG_ENV_IS_IN_NAND
|
|
#define CONFIG_ENV_OFFSET 0xc0000
|
|
#define CONFIG_ENV_OFFSET_REDUND 0x100000
|
|
#define CONFIG_ENV_SIZE 0x20000 /* 1 sector = 128 kB */
|
|
#define CONFIG_BOOTCOMMAND \
|
|
"setenv bootargs ${console} ${mtdparts} ${bootargs_nand};" \
|
|
"nand read 0x21000000 0x180000 0x080000;" \
|
|
"nand read 0x22000000 0x200000 0x400000;" \
|
|
"bootm 0x22000000 - 0x21000000"
|
|
|
|
#else /* CONFIG_SYS_USE_MMC */
|
|
|
|
/* bootstrap + u-boot + env + linux in mmc */
|
|
#define CONFIG_ENV_IS_IN_MMC
|
|
/* For FAT system, most cases it should be in the reserved sector */
|
|
#define CONFIG_ENV_OFFSET 0x2000
|
|
#define CONFIG_ENV_SIZE 0x1000
|
|
#define CONFIG_SYS_MMC_ENV_DEV 0
|
|
#define CONFIG_BOOTCOMMAND \
|
|
"setenv bootargs ${console} ${mtdparts} ${bootargs_mmc};" \
|
|
"fatload mmc 0:1 0x21000000 dtb;" \
|
|
"fatload mmc 0:1 0x22000000 uImage;" \
|
|
"bootm 0x22000000 - 0x21000000"
|
|
|
|
#endif
|
|
|
|
#define CONFIG_SYS_PROMPT "U-Boot> "
|
|
#define CONFIG_SYS_CBSIZE 256
|
|
#define CONFIG_SYS_MAXARGS 16
|
|
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) \
|
|
+ 16)
|
|
#define CONFIG_SYS_LONGHELP
|
|
#define CONFIG_CMDLINE_EDITING
|
|
#define CONFIG_AUTO_COMPLETE
|
|
#define CONFIG_SYS_HUSH_PARSER
|
|
|
|
/*
|
|
* Size of malloc() pool
|
|
*/
|
|
#define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
|
|
#define CONFIG_STACKSIZE (32 * 1024) /* regular stack */
|
|
|
|
#endif
|