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arm: atmel: sama5d3: add spi spl boot support

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Add SPI SPL boot support for sama5d3xek board.

Signed-off-by: Bo Shen <voice.shen@atmel.com>
Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
This commit is contained in:
Bo Shen 2014-03-03 14:47:15 +08:00 committed by Andreas Bießmann
parent 7ca6f36325
commit 8a45b0ba87
4 changed files with 17 additions and 0 deletions
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2
arch/arm/cpu/at91-common/spl.c
View File

@ -52,6 +52,8 @@ u32 spl_boot_device(void)
{
#ifdef CONFIG_SYS_USE_MMC
return BOOT_DEVICE_MMC1;
#elif CONFIG_SYS_USE_SERIALFLASH
return BOOT_DEVICE_SPI;
#endif
return BOOT_DEVICE_NONE;
}

2
arch/arm/include/asm/arch-at91/spl.h
View File

@ -14,6 +14,8 @@ enum {
BOOT_DEVICE_MMC1,
BOOT_DEVICE_MMC2,
BOOT_DEVICE_MMC2_2,
#elif CONFIG_SYS_USE_SERIALFLASH
BOOT_DEVICE_SPI,
#endif
};

2
board/atmel/sama5d3xek/sama5d3xek.c
View File

@ -307,6 +307,8 @@ void spl_board_init(void)
{
#ifdef CONFIG_SYS_USE_MMC
sama5d3xek_mci_hw_init();
#elif CONFIG_SYS_USE_SERIALFLASH
at91_spi0_hw_init(1 << 0);
#endif
}

11
include/configs/sama5d3xek.h
View File

@ -258,6 +258,8 @@
#define CONFIG_SPL_SERIAL_SUPPORT
#define CONFIG_SPL_BOARD_INIT
#define CONFIG_SYS_MONITOR_LEN (512 << 10)
#ifdef CONFIG_SYS_USE_MMC
#define CONFIG_SPL_LDSCRIPT arch/arm/cpu/at91-common/u-boot-spl.lds
#define CONFIG_SPL_MMC_SUPPORT
@ -267,6 +269,15 @@
#define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img"
#define CONFIG_SPL_FAT_SUPPORT
#define CONFIG_SPL_LIBDISK_SUPPORT
#elif CONFIG_SYS_USE_SERIALFLASH
#define CONFIG_SPL_SPI_SUPPORT
#define CONFIG_SPL_SPI_FLASH_SUPPORT
#define CONFIG_SPL_SPI_LOAD
#define CONFIG_SPL_SPI_BUS 0
#define CONFIG_SPL_SPI_CS 0
#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x8400
#endif
#endif