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| author | Prabhakar Kushwaha <prabhakar@freescale.com> | 2014-04-08 19:13:22 +0530 |
|---|---|---|
| committer | York Sun <yorksun@freescale.com> | 2014-04-22 17:58:50 -0700 |
| commit | 1eaa742d85a59ed3602a78445adf903f26d9b594 (patch) | |
| tree | 90149ac38e6b0a4a1ebe9e84794d01cee13b2250 /drivers/mmc | |
| parent | e278ddcd7fb6550b58030988467ef4b48d51bed8 (diff) | |
| download | u-boot-imx-1eaa742d85a59ed3602a78445adf903f26d9b594.zip u-boot-imx-1eaa742d85a59ed3602a78445adf903f26d9b594.tar.gz u-boot-imx-1eaa742d85a59ed3602a78445adf903f26d9b594.tar.bz2 | |
driver: Add support of image load for MMC & SPI in SPL
Add support of loading image, binary for MMC and SPI during SPL boot.
Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/fsl_esdhc_spl.c | 26 |
1 files changed, 26 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 |