--- /dev/null
+/*
+ * Freescale i.MX23 EVK board config
+ *
+ * Copyright (C) 2013 Otavio Salvador <otavio@ossystems.com.br>
+ * on behalf of O.S. Systems Software LTDA.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#ifndef __MX23EVK_CONFIG_H__
+#define __MX23EVK_CONFIG_H__
+
+/* SoC configurations */
+#define CONFIG_MX23 /* i.MX23 SoC */
+
+#include <asm/arch/regs-base.h>
+
+#define CONFIG_MXS_GPIO /* GPIO control */
+#define CONFIG_SYS_HZ 1000 /* Ticks per second */
+
+#define CONFIG_MACH_TYPE MACH_TYPE_MX23EVK
+
+#define CONFIG_SYS_NO_FLASH
+#define CONFIG_BOARD_EARLY_INIT_F
+#define CONFIG_ARCH_MISC_INIT
+
+/* SPL */
+#define CONFIG_SPL
+#define CONFIG_SPL_NO_CPU_SUPPORT_CODE
+#define CONFIG_SPL_START_S_PATH "arch/arm/cpu/arm926ejs/mxs"
+#define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds"
+#define CONFIG_SPL_LIBCOMMON_SUPPORT
+#define CONFIG_SPL_LIBGENERIC_SUPPORT
+#define CONFIG_SPL_GPIO_SUPPORT
+
+/* U-Boot Commands */
+#include <config_cmd_default.h>
+#undef CONFIG_CMD_NET
+#undef CONFIG_CMD_NFS
+
+#define CONFIG_DISPLAY_CPUINFO
+#define CONFIG_DOS_PARTITION
+
+#define CONFIG_CMD_CACHE
+#define CONFIG_CMD_EXT2
+#define CONFIG_CMD_FAT
+#define CONFIG_CMD_GPIO
+#define CONFIG_CMD_MMC
+#define CONFIG_CMD_USB
+#define CONFIG_CMD_BOOTZ
+#define CONFIG_VIDEO
+
+/* Memory configurations */
+#define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */
+#define PHYS_SDRAM_1 0x40000000 /* Base address */
+#define PHYS_SDRAM_1_SIZE 0x08000000 /* Max 128 MB RAM */
+#define CONFIG_STACKSIZE (128 * 1024) /* 128 KB stack */
+#define CONFIG_SYS_MALLOC_LEN 0x00400000 /* 4 MB for malloc */
+#define CONFIG_SYS_MEMTEST_START 0x40000000 /* Memtest start adr */
+#define CONFIG_SYS_MEMTEST_END 0x40400000 /* 4 MB RAM test */
+#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1
+/* Point initial SP in SRAM so SPL can use it too. */
+
+#define CONFIG_SYS_INIT_RAM_ADDR 0x00000000
+#define CONFIG_SYS_INIT_RAM_SIZE (128 * 1024)
+
+#define CONFIG_SYS_INIT_SP_OFFSET \
+ (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
+#define CONFIG_SYS_INIT_SP_ADDR \
+ (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
+
+/*
+ * We need to sacrifice first 4 bytes of RAM here to avoid triggering some
+ * strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot
+ * binary. In case there was more of this mess, 0x100 bytes are skipped.
+ */
+#define CONFIG_SYS_TEXT_BASE 0x40000100
+
+#define CONFIG_ENV_OVERWRITE
+
+/* U-Boot general configurations */
+#define CONFIG_SYS_LONGHELP
+#define CONFIG_SYS_PROMPT "=> "
+#define CONFIG_SYS_CBSIZE 256 /* Console I/O buffer size */
+#define CONFIG_SYS_PBSIZE \
+ (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
+ /* Print buffer size */
+#define CONFIG_SYS_MAXARGS 32 /* Max number of command args */
+#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
+ /* Boot argument buffer size */
+#define CONFIG_VERSION_VARIABLE /* U-BOOT version */
+#define CONFIG_AUTO_COMPLETE /* Command auto complete */
+#define CONFIG_CMDLINE_EDITING /* Command history etc */
+#define CONFIG_SYS_HUSH_PARSER
+#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
+
+/* Serial Driver */
+#define CONFIG_PL011_SERIAL
+#define CONFIG_PL011_CLOCK 24000000
+#define CONFIG_PL01x_PORTS { (void *)MXS_UARTDBG_BASE }
+#define CONFIG_CONS_INDEX 0
+#define CONFIG_BAUDRATE 115200 /* Default baud rate */
+
+/* DMA */
+#define CONFIG_APBH_DMA
+
+/* MMC Driver */
+#ifdef CONFIG_CMD_MMC
+#define CONFIG_MMC
+#define CONFIG_GENERIC_MMC
+#define CONFIG_BOUNCE_BUFFER
+#define CONFIG_MXS_MMC
+#endif
+
+/* USB */
+#ifdef CONFIG_CMD_USB
+#define CONFIG_USB_EHCI
+#define CONFIG_USB_EHCI_MXS
+#define CONFIG_EHCI_MXS_PORT0
+#define CONFIG_USB_MAX_CONTROLLER_COUNT 1
+#define CONFIG_EHCI_IS_TDI
+#define CONFIG_USB_STORAGE
+#endif
+
+/* Framebuffer support */
+#ifdef CONFIG_VIDEO
+#define CONFIG_CFB_CONSOLE
+#define CONFIG_VIDEO_MXS
+#define CONFIG_VIDEO_LOGO
+#define CONFIG_VIDEO_SW_CURSOR
+#define CONFIG_VGA_AS_SINGLE_DEVICE
+#define CONFIG_SYS_CONSOLE_IS_IN_ENV
+#define CONFIG_SPLASH_SCREEN
+#define CONFIG_CMD_BMP
+#define CONFIG_BMP_16BPP
+#define CONFIG_VIDEO_BMP_RLE8
+#define CONFIG_VIDEO_BMP_GZIP
+#define CONFIG_SYS_VIDEO_LOGO_MAX_SIZE (512 << 10)
+#endif
+
+/* Boot Linux */
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_BOOTDELAY 1
+#define CONFIG_BOOTFILE "uImage"
+#define CONFIG_LOADADDR 0x42000000
+#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
+#define CONFIG_OF_LIBFDT
+
+/* Environment */
+#define CONFIG_ENV_IS_IN_MMC
+#ifdef CONFIG_ENV_IS_IN_MMC
+ #define CONFIG_ENV_OFFSET (256 * 1024)
+ #define CONFIG_ENV_SIZE (16 * 1024)
+ #define CONFIG_SYS_MMC_ENV_DEV 0
+#endif
+
+/* Extra Environments */
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ "update_sd_firmware_filename=u-boot.sd\0" \
+ "update_sd_firmware=" /* Update the SD firmware partition */ \
+ "if mmc rescan ; then " \
+ "if tftp ${update_sd_firmware_filename} ; then " \
+ "setexpr fw_sz ${filesize} / 0x200 ; " /* SD block size */ \
+ "setexpr fw_sz ${fw_sz} + 1 ; " \
+ "mmc write ${loadaddr} 0x800 ${fw_sz} ; " \
+ "fi ; " \
+ "fi\0" \
+ "script=boot.scr\0" \
+ "uimage=uImage\0" \
+ "console=ttyAMA0\0" \
+ "fdt_file=imx23-evk.dtb\0" \
+ "fdt_addr=0x41000000\0" \
+ "boot_fdt=try\0" \
+ "mmcdev=0\0" \
+ "mmcpart=2\0" \
+ "mmcroot=/dev/mmcblk0p3 rw rootwait\0" \
+ "mmcargs=setenv bootargs console=${console},${baudrate} " \
+ "root=${mmcroot}\0" \
+ "loadbootscript=" \
+ "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
+ "bootscript=echo Running bootscript from mmc ...; " \
+ "source\0" \
+ "loaduimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${uimage}\0" \
+ "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
+ "mmcboot=echo Booting from mmc ...; " \
+ "run mmcargs; " \
+ "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
+ "if run loadfdt; then " \
+ "bootm ${loadaddr} - ${fdt_addr}; " \
+ "else " \
+ "if test ${boot_fdt} = try; then " \
+ "bootm; " \
+ "else " \
+ "echo WARN: Cannot load the DT; " \
+ "fi; " \
+ "fi; " \
+ "else " \
+ "bootm; " \
+ "fi;\0"
+
+#define CONFIG_BOOTCOMMAND \
+ "mmc dev ${mmcdev}; if mmc rescan; then " \
+ "if run loadbootscript; then " \
+ "run bootscript; " \
+ "else " \
+ "if run loaduimage; then " \
+ "run mmcboot; " \
+ "else " \
+ "echo ERR: Fail to boot from MMC; " \
+ "fi; " \
+ "fi; " \
+ "else exit; fi"
+
+#endif /* __MX23EVK_CONFIG_H__ */
projects / karo-tx-uboot.git / blobdiff