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| author | Lei Wen <leiwen@marvell.com> | 2011-10-03 20:33:42 +0000 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2011-10-27 21:56:37 +0200 |
| commit | 19d3dbe2440d7efdf0e7c1d7c489cccbbdb44171 (patch) | |
| tree | c55de50f0fc814edf52435b2b6369c34289b06c3 /board/Marvell/dkb/dkb.c | |
| parent | 3d90a2adcb1c240c9ef9e9088a4d49a40a3c9504 (diff) | |
| download | u-boot-imx-19d3dbe2440d7efdf0e7c1d7c489cccbbdb44171.zip u-boot-imx-19d3dbe2440d7efdf0e7c1d7c489cccbbdb44171.tar.gz u-boot-imx-19d3dbe2440d7efdf0e7c1d7c489cccbbdb44171.tar.bz2 | |
Marvell: dkb: add mmc support
Signed-off-by: Lei Wen <leiwen@marvell.com>
Diffstat (limited to 'board/Marvell/dkb/dkb.c')
| -rw-r--r-- | board/Marvell/dkb/dkb.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/board/Marvell/dkb/dkb.c b/board/Marvell/dkb/dkb.c index 00f73e7..4a9abee 100644 --- a/board/Marvell/dkb/dkb.c +++ b/board/Marvell/dkb/dkb.c @@ -24,8 +24,12 @@ #include <common.h> #include <mvmfp.h> +#include <i2c.h> #include <asm/arch/mfp.h> #include <asm/arch/cpu.h> +#ifdef CONFIG_GENERIC_MMC +#include <sdhci.h> +#endif DECLARE_GLOBAL_DATA_PTR; @@ -40,6 +44,20 @@ int board_early_init_f(void) MFP53_CI2C_SCL, MFP54_CI2C_SDA, + /* MMC1 */ + MFP_MMC1_DAT7, + MFP_MMC1_DAT6, + MFP_MMC1_DAT5, + MFP_MMC1_DAT4, + MFP_MMC1_DAT3, + MFP_MMC1_DAT2, + MFP_MMC1_DAT1, + MFP_MMC1_DAT0, + MFP_MMC1_CMD, + MFP_MMC1_CLK, + MFP_MMC1_CD, + MFP_MMC1_WP, + MFP_EOC /*End of configureation*/ }; /* configure MFP's */ @@ -56,3 +74,28 @@ int board_init(void) gd->bd->bi_boot_params = panth_sdram_base(0) + 0x100; return 0; } + +#ifdef CONFIG_GENERIC_MMC +#define I2C_SLAVE_ADDR 0x34 +#define LDO13_REG 0x28 +#define LDO_V30 0x6 +#define LDO_VOLTAGE(x) ((x & 0x7) << 1) +#define LDO_EN 0x1 +int board_mmc_init(bd_t *bd) +{ + ulong mmc_base_address[CONFIG_SYS_MMC_NUM] = CONFIG_SYS_MMC_BASE; + u8 i, data; + + /* set LDO 13 to 3.0v */ + data = LDO_VOLTAGE(LDO_V30) | LDO_EN; + i2c_write(I2C_SLAVE_ADDR, LDO13_REG, 1, &data, 1); + + for (i = 0; i < CONFIG_SYS_MMC_NUM; i++) { + if (mv_sdh_init(mmc_base_address[i], 0, 0, + SDHCI_QUIRK_32BIT_DMA_ADDR)) + return 1; + } + + return 0; +} +#endif |