diff options
Diffstat (limited to 'include/linux/mmc')
| -rw-r--r-- | include/linux/mmc/card.h | 6 | ||||
| -rw-r--r-- | include/linux/mmc/host.h | 2 | ||||
| -rw-r--r-- | include/linux/mmc/mmc.h | 29 |
3 files changed, 37 insertions, 0 deletions
diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index d02d2c6e0cfe..8613fa6a6860 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -44,6 +44,12 @@ struct mmc_ext_csd { unsigned int sa_timeout; /* Units: 100ns */ unsigned int hs_max_dtr; unsigned int sectors; + unsigned int card_type; +#define MMC_DDR_MODE_MASK (0x3<<2) + unsigned char boot_info; + unsigned char boot_size_mult; + unsigned char boot_config; + unsigned char boot_bus_width; }; struct sd_scr { diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h index f65913c9f5a4..e77d7541da3c 100644 --- a/include/linux/mmc/host.h +++ b/include/linux/mmc/host.h @@ -44,6 +44,7 @@ struct mmc_ios { #define MMC_BUS_WIDTH_1 0 #define MMC_BUS_WIDTH_4 2 #define MMC_BUS_WIDTH_8 3 +#define MMC_BUS_WIDTH_DDR 8 unsigned char timing; /* timing specification used */ @@ -155,6 +156,7 @@ struct mmc_host { #define MMC_CAP_DISABLE (1 << 7) /* Can the host be disabled */ #define MMC_CAP_NONREMOVABLE (1 << 8) /* Nonremovable e.g. eMMC */ #define MMC_CAP_WAIT_WHILE_BUSY (1 << 9) /* Waits while card is busy */ +#define MMC_CAP_DATA_DDR (1 << 10) /* Can the host do ddr transfers */ mmc_pm_flag_t pm_caps; /* supported pm features */ diff --git a/include/linux/mmc/mmc.h b/include/linux/mmc/mmc.h index 8a49cbf0376d..139dadf4bbfd 100644 --- a/include/linux/mmc/mmc.h +++ b/include/linux/mmc/mmc.h @@ -251,12 +251,16 @@ struct _mmc_csd { * EXT_CSD fields */ +#define EXT_CSD_BOOT_BUS_WIDTH 177 /* R/W */ +#define EXT_CSD_BOOT_CONFIG 179 /* R/W */ #define EXT_CSD_BUS_WIDTH 183 /* R/W */ #define EXT_CSD_HS_TIMING 185 /* R/W */ #define EXT_CSD_CARD_TYPE 196 /* RO */ #define EXT_CSD_REV 192 /* RO */ #define EXT_CSD_SEC_CNT 212 /* RO, 4 bytes */ #define EXT_CSD_S_A_TIMEOUT 217 +#define EXT_CSD_BOOT_SIZE_MULT 226 /* RO, 1 bytes */ +#define EXT_CSD_BOOT_INFO 228 /* RO, 1 bytes */ /* * EXT_CSD field definitions @@ -273,6 +277,31 @@ struct _mmc_csd { #define EXT_CSD_BUS_WIDTH_1 0 /* Card is in 1 bit mode */ #define EXT_CSD_BUS_WIDTH_4 1 /* Card is in 4 bit mode */ #define EXT_CSD_BUS_WIDTH_8 2 /* Card is in 8 bit mode */ +#define EXT_CSD_BUS_WIDTH_4_DDR 5 /* Card is in 4 bit ddr mode */ +#define EXT_CSD_BUS_WIDTH_8_DDR 6 /* Card is in 8 bit ddr mode */ + +#define EXT_CSD_BOOT_BUS_WIDTH_MASK (0x1F) +#define EXT_CSD_BOOT_BUS_WIDTH_MODE_MASK (0x3 << 3) +#define EXT_CSD_BOOT_BUS_WIDTH_MODE_SDR_NORMAL (0x0) +#define EXT_CSD_BOOT_BUS_WIDTH_MODE_SDR_HIGH (0x1) +#define EXT_CSD_BOOT_BUS_WIDTH_MODE_DDR (0x2) +#define EXT_CSD_BOOT_BUS_WIDTH_RST_WIDTH (1 << 2) +#define EXT_CSD_BOOT_BUS_WIDTH_WIDTH_MASK (0x3) +#define EXT_CSD_BOOT_BUS_WIDTH_1_SDR_4_DDR (0x0) +#define EXT_CSD_BOOT_BUS_WIDTH_4_SDR_4_DDR (0x1) +#define EXT_CSD_BOOT_BUS_WIDTH_8_SDR_8_DDR (0x2) + +#define EXT_CSD_BOOT_ACK_ENABLE (0x1 << 6) +#define EXT_CSD_BOOT_PARTITION_ENABLE_MASK (0x7 << 3) +#define EXT_CSD_BOOT_PARTITION_DISABLE (0x0) +#define EXT_CSD_BOOT_PARTITION_PART1 (0x1 << 3) +#define EXT_CSD_BOOT_PARTITION_PART2 (0x2 << 3) +#define EXT_CSD_BOOT_PARTITION_USER (0x7 << 3) + +#define EXT_CSD_BOOT_PARTITION_ACCESS_MASK (0x7) +#define EXT_CSD_BOOT_PARTITION_ACCESS_DISABLE (0x0) +#define EXT_CSD_BOOT_PARTITION_ACCESS_PART1 (0x1) +#define EXT_CSD_BOOT_PARTITION_ACCESS_PART2 (0x2) /* * MMC_SWITCH access modes |