diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/mmc.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/mmc.h b/include/mmc.h index 9fe6a87e88..988bf177d7 100644 --- a/include/mmc.h +++ b/include/mmc.h @@ -215,7 +215,10 @@ #define EXT_CSD_BUS_WIDTH_8 2 /* Card is in 8 bit mode */ #define EXT_CSD_DDR_BUS_WIDTH_4 5 /* Card is in 4 bit DDR mode */ #define EXT_CSD_DDR_BUS_WIDTH_8 6 /* Card is in 8 bit DDR mode */ +#define EXT_CSD_DDR_FLAG BIT(2) /* Flag for DDR mode */ +#define EXT_CSD_TIMING_LEGACY 0 /* no high speed */ +#define EXT_CSD_TIMING_HS 1 /* HS */ #define EXT_CSD_BOOT_ACK_ENABLE (1 << 6) #define EXT_CSD_BOOT_PARTITION_ENABLE (1 << 3) #define EXT_CSD_PARTITION_ACCESS_ENABLE (1 << 0) @@ -429,6 +432,14 @@ enum bus_mode { const char *mmc_mode_name(enum bus_mode mode); void mmc_dump_capabilities(const char *text, uint caps); +static inline bool mmc_is_mode_ddr(enum bus_mode mode) +{ + if ((mode == MMC_DDR_52) || (mode == UHS_DDR50)) + return true; + else + return false; +} + /* * With CONFIG_DM_MMC enabled, struct mmc can be accessed from the MMC device * with mmc_get_mmc_dev(). |