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https://github.com/AsahiLinux/u-boot
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64a9386080
This patch adds support for MX23-based Olinuxino board. Signed-off-by: Marek Vasut <marex@denx.de> Cc: Fabio Estevam <fabio.estevam@freescale.com> Cc: Otavio Salvador <otavio@ossystems.com.br> Cc: Stefano Babic <sbabic@denx.de>
135 lines
4 KiB
C
135 lines
4 KiB
C
/*
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* Copyright (C) 2013 Marek Vasut <marex@denx.de>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef __MX23_OLINUXINO_CONFIG_H__
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#define __MX23_OLINUXINO_CONFIG_H__
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/*
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* SoC configurations
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*/
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#define CONFIG_MX23 /* i.MX23 SoC */
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#define CONFIG_MXS_GPIO /* GPIO control */
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#define CONFIG_SYS_HZ 1000 /* Ticks per second */
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#define CONFIG_MACH_TYPE 4105
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#include <asm/arch/regs-base.h>
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#define CONFIG_SYS_NO_FLASH
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#define CONFIG_BOARD_EARLY_INIT_F
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#define CONFIG_ARCH_MISC_INIT
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/*
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* SPL
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*/
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#define CONFIG_SPL
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#define CONFIG_SPL_NO_CPU_SUPPORT_CODE
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#define CONFIG_SPL_START_S_PATH "arch/arm/cpu/arm926ejs/mxs"
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#define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds"
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#define CONFIG_SPL_LIBCOMMON_SUPPORT
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#define CONFIG_SPL_LIBGENERIC_SUPPORT
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#define CONFIG_SPL_GPIO_SUPPORT
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/*
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* U-Boot Commands
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*/
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#include <config_cmd_default.h>
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#define CONFIG_DISPLAY_CPUINFO
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#define CONFIG_DOS_PARTITION
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#define CONFIG_CMD_CACHE
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#define CONFIG_CMD_FAT
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#define CONFIG_CMD_GPIO
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/*
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* Memory configurations
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*/
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#define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */
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#define PHYS_SDRAM_1 0x40000000 /* Base address */
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#define PHYS_SDRAM_1_SIZE 0x08000000 /* Max 128 MB RAM */
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#define CONFIG_SYS_MALLOC_LEN 0x00400000 /* 4 MB for malloc */
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#define CONFIG_SYS_GBL_DATA_SIZE 128 /* Initial data */
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#define CONFIG_SYS_MEMTEST_START 0x40000000 /* Memtest start adr */
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#define CONFIG_SYS_MEMTEST_END 0x40400000 /* 4 MB RAM test */
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#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
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/* Point initial SP in SRAM so SPL can use it too. */
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#define CONFIG_SYS_INIT_RAM_ADDR 0x00000000
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#define CONFIG_SYS_INIT_RAM_SIZE (128 * 1024)
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#define CONFIG_SYS_INIT_SP_OFFSET \
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(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
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#define CONFIG_SYS_INIT_SP_ADDR \
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(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
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/*
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* We need to sacrifice first 4 bytes of RAM here to avoid triggering some
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* strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot
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* binary. In case there was more of this mess, 0x100 bytes are skipped.
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*/
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#define CONFIG_SYS_TEXT_BASE 0x40000100
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/*
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* U-Boot general configurations
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*/
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#define CONFIG_SYS_LONGHELP
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#define CONFIG_SYS_PROMPT "=> "
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#define CONFIG_SYS_CBSIZE 1024 /* Console I/O buffer size */
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#define CONFIG_SYS_PBSIZE \
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(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
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/* Print buffer size */
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#define CONFIG_SYS_MAXARGS 32 /* Max number of command args */
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#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
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/* Boot argument buffer size */
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#define CONFIG_VERSION_VARIABLE /* U-BOOT version */
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#define CONFIG_AUTO_COMPLETE /* Command auto complete */
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#define CONFIG_CMDLINE_EDITING /* Command history etc */
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#define CONFIG_SYS_HUSH_PARSER
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/*
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* Serial Driver
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*/
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#define CONFIG_PL011_SERIAL
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#define CONFIG_PL011_CLOCK 24000000
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#define CONFIG_PL01x_PORTS { (void *)MXS_UARTDBG_BASE }
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#define CONFIG_CONS_INDEX 0
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#define CONFIG_BAUDRATE 115200 /* Default baud rate */
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/*
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* APBH DMA
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*/
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#define CONFIG_APBH_DMA
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/*
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* ENV -- nowhere so far
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*/
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#define CONFIG_ENV_SIZE (16 * 1024)
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#define CONFIG_ENV_IS_NOWHERE
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/*
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* Boot Linux
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*/
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#define CONFIG_CMDLINE_TAG
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#define CONFIG_SETUP_MEMORY_TAGS
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#define CONFIG_BOOTDELAY 3
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#define CONFIG_BOOTFILE "uImage"
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#define CONFIG_BOOTARGS "console=ttyAMA0,115200n8 "
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#define CONFIG_LOADADDR 0x42000000
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#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
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#define CONFIG_OF_LIBFDT
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#endif /* __MX23_OLINUXINO_CONFIG_H__ */
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