summaryrefslogtreecommitdiff
path: root/drivers
diff options
context:
space:
mode:
Diffstat (limited to 'drivers')
-rw-r--r--drivers/mmc/fsl_esdhc_spl.c26
-rw-r--r--drivers/mtd/spi/fsl_espi_spl.c14
2 files changed, 40 insertions, 0 deletions
diff --git a/drivers/mmc/fsl_esdhc_spl.c b/drivers/mmc/fsl_esdhc_spl.c
index e0bbf21..b1cb4b3 100644
--- a/drivers/mmc/fsl_esdhc_spl.c
+++ b/drivers/mmc/fsl_esdhc_spl.c
@@ -19,6 +19,32 @@
#define MBRDBR_BOOT_SIG_AA 0x1ff
#define CONFIG_CFG_DATA_SECTOR 0
+
+void mmc_spl_load_image(uint32_t offs, unsigned int size, void *vdst)
+{
+ uint blk_start, blk_cnt, err;
+
+ struct mmc *mmc = find_mmc_device(0);
+ if (!mmc) {
+ puts("spl: mmc device not found!!\n");
+ hang();
+ }
+
+ if (mmc_init(mmc)) {
+ puts("MMC init failed\n");
+ return;
+ }
+
+ blk_start = ALIGN(offs, mmc->read_bl_len) / mmc->read_bl_len;
+ blk_cnt = ALIGN(size, mmc->read_bl_len) / mmc->read_bl_len;
+
+ err = mmc->block_dev.block_read(0, blk_start, blk_cnt, vdst);
+ if (err != blk_cnt) {
+ puts("spl: mmc read failed!!\n");
+ hang();
+ }
+}
+
/*
* The main entry for mmc booting. It's necessary that SDRAM is already
* configured and available since this code loads the main U-Boot image
diff --git a/drivers/mtd/spi/fsl_espi_spl.c b/drivers/mtd/spi/fsl_espi_spl.c
index a55d741..b915469 100644
--- a/drivers/mtd/spi/fsl_espi_spl.c
+++ b/drivers/mtd/spi/fsl_espi_spl.c
@@ -12,6 +12,20 @@
#define ESPI_BOOT_IMAGE_ADDR 0x50
#define CONFIG_CFG_DATA_SECTOR 0
+void spi_spl_load_image(uint32_t offs, unsigned int size, void *vdst)
+{
+ struct spi_flash *flash;
+
+ flash = spi_flash_probe(CONFIG_ENV_SPI_BUS, CONFIG_ENV_SPI_CS,
+ CONFIG_ENV_SPI_MAX_HZ, CONFIG_ENV_SPI_MODE);
+ if (flash == NULL) {
+ puts("\nspi_flash_probe failed");
+ hang();
+ }
+
+ spi_flash_read(flash, offs, size, vdst);
+}
+
/*
* 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