diff options
Diffstat (limited to 'drivers/mmc/fsl_esdhc.c')
| -rw-r--r-- | drivers/mmc/fsl_esdhc.c | 38 |
1 files changed, 37 insertions, 1 deletions
diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c index 10ec216d2c..270ec1c1fa 100644 --- a/drivers/mmc/fsl_esdhc.c +++ b/drivers/mmc/fsl_esdhc.c @@ -694,6 +694,39 @@ int fsl_esdhc_mmc_init(bd_t *bis) return fsl_esdhc_initialize(bis, cfg); } +#ifdef CONFIG_FSL_ESDHC_ADAPTER_IDENT +void mmc_adapter_card_type_ident(void) +{ + u8 card_id; + u8 value; + + card_id = QIXIS_READ(present) & QIXIS_SDID_MASK; + gd->arch.sdhc_adapter = card_id; + + switch (card_id) { + case QIXIS_ESDHC_ADAPTER_TYPE_EMMC45: + break; + case QIXIS_ESDHC_ADAPTER_TYPE_SDMMC_LEGACY: + break; + case QIXIS_ESDHC_ADAPTER_TYPE_EMMC44: + value = QIXIS_READ(brdcfg[5]); + value |= (QIXIS_SDCLKIN | QIXIS_SDCLKOUT); + QIXIS_WRITE(brdcfg[5], value); + break; + case QIXIS_ESDHC_ADAPTER_TYPE_RSV: + break; + case QIXIS_ESDHC_ADAPTER_TYPE_MMC: + break; + case QIXIS_ESDHC_ADAPTER_TYPE_SD: + break; + case QIXIS_ESDHC_NO_ADAPTER: + break; + default: + break; + } +} +#endif + #ifdef CONFIG_OF_LIBFDT void fdt_fixup_esdhc(void *blob, bd_t *bd) { @@ -709,7 +742,10 @@ void fdt_fixup_esdhc(void *blob, bd_t *bd) do_fixup_by_compat_u32(blob, compat, "clock-frequency", gd->arch.sdhc_clk, 1); - +#ifdef CONFIG_FSL_ESDHC_ADAPTER_IDENT + do_fixup_by_compat_u32(blob, compat, "adapter-type", + (u32)(gd->arch.sdhc_adapter), 1); +#endif do_fixup_by_compat(blob, compat, "status", "okay", 4 + 1, 1); } |