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authorTom Rini <trini@ti.com>2012-08-14 14:34:10 -0700
committerTom Rini <trini@ti.com>2012-09-27 11:20:27 -0700
commita4cc1c487757fe71ee13adead888c8010191c961 (patch)
tree0d90de362ee96dae3b252bfa70d22ecf67a3fe7b /drivers/mtd/spi
parent022b4975c8dd304fa9f949594784f78601ae07c2 (diff)
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SPL: SPI: Enhance spi_spl_load to match the other load functions
Signed-off-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'drivers/mtd/spi')
-rw-r--r--drivers/mtd/spi/spi_spl_load.c23
1 files changed, 12 insertions, 11 deletions
diff --git a/drivers/mtd/spi/spi_spl_load.c b/drivers/mtd/spi/spi_spl_load.c
index 1aa30ac..d4f81f2 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 <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);
}