Signed-off-by: Tom Rini trini@ti.com --- arch/arm/include/asm/spl.h | 2 +- arch/arm/lib/spl.c | 4 ++-- drivers/mtd/spi/spi_spl_load.c | 23 ++++++++++++----------- 3 files changed, 15 insertions(+), 14 deletions(-)
diff --git a/arch/arm/include/asm/spl.h b/arch/arm/include/asm/spl.h index f0eb96f..6e60902 100644 --- a/arch/arm/include/asm/spl.h +++ b/arch/arm/include/asm/spl.h @@ -61,7 +61,7 @@ void spl_mmc_load_image(void); void spl_ymodem_load_image(void);
/* SPI SPL functions */ -void spi_boot(void); +void spl_spi_load_image(void);
#ifdef CONFIG_SPL_BOARD_INIT void spl_board_init(void); diff --git a/arch/arm/lib/spl.c b/arch/arm/lib/spl.c index dc26750..2532111 100644 --- a/arch/arm/lib/spl.c +++ b/arch/arm/lib/spl.c @@ -177,8 +177,8 @@ void board_init_r(gd_t *id, ulong dummy) #endif #ifdef CONFIG_SPL_SPI_SUPPORT case BOOT_DEVICE_SPI: - spi_boot(); - break; + spl_spi_load_image(); + break; #endif default: puts("SPL: Un-supported Boot Device\n"); diff --git a/drivers/mtd/spi/spi_spl_load.c b/drivers/mtd/spi/spi_spl_load.c index 1aa30ac..f439ca5 100644 --- a/drivers/mtd/spi/spi_spl_load.c +++ b/drivers/mtd/spi/spi_spl_load.c @@ -24,16 +24,17 @@
#include <common.h> #include <spi_flash.h> +#include <asm/spl.h>
/* * The main entry for SPI booting. It's necessary that SDRAM is already * configured and available since this code loads the main U-Boot image * from SPI into SDRAM and starts it from there. */ -void spi_boot(void) +void spl_spi_load_image(void) { struct spi_flash *flash; - void (*uboot)(void) __noreturn; + struct image_header *header;
/* * Load U-Boot image from SPI flash into RAM @@ -42,17 +43,17 @@ void spi_boot(void) flash = spi_flash_probe(CONFIG_SPL_SPI_BUS, CONFIG_SPL_SPI_CS, CONFIG_SF_DEFAULT_SPEED, SPI_MODE_3); if (!flash) { - puts("failed.\n"); + puts("SPI probe failed.\n"); hang(); }
- spi_flash_read(flash, CONFIG_SYS_SPI_U_BOOT_OFFS, - CONFIG_SYS_SPI_U_BOOT_SIZE, - (void *) CONFIG_SYS_TEXT_BASE); + /* use CONFIG_SYS_TEXT_BASE as temporary storage area */ + header = (struct image_header *)(CONFIG_SYS_TEXT_BASE);
- /* - * Jump to U-Boot image - */ - uboot = (void *) CONFIG_SYS_TEXT_BASE; - (*uboot)(); + /* Load u-boot, mkimage header is 64 bytes. */ + spi_flash_read(flash, CONFIG_SYS_SPI_U_BOOT_OFFS, 0x40, + (void *) header); + spl_parse_image_header(header); + spi_flash_read(flash, CONFIG_SYS_SPI_U_BOOT_OFFS, + spl_image.size, (void *)spl_image.load_addr); }