mmc: add hs400 enhanced strobe support for mmc subsystem

[firefly-linux-kernel-4.4.55.git] / include / linux / mmc / mmc.h

diff --git a/include/linux/mmc/mmc.h b/include/linux/mmc/mmc.h
index 15f2c4a0a62cbfa3d7751d91be7ebc3bbf6ec645..c376209c70ef4424e19e342c441670439c8a7d68 100644 (file)
--- a/include/linux/mmc/mmc.h
+++ b/include/linux/mmc/mmc.h
@@ -297,6 +297,7 @@ struct _mmc_csd {
 #define EXT_CSD_PART_CONFIG            179     /* R/W */
 #define EXT_CSD_ERASED_MEM_CONT                181     /* RO */
 #define EXT_CSD_BUS_WIDTH              183     /* R/W */
+#define EXT_CSD_STROBE_SUPPORT         184     /* RO */
 #define EXT_CSD_HS_TIMING              185     /* R/W */
 #define EXT_CSD_POWER_CLASS            187     /* R/W */
 #define EXT_CSD_REV                    192     /* RO */
@@ -380,12 +381,14 @@ struct _mmc_csd {
 #define EXT_CSD_CARD_TYPE_HS400_1_2V   (1<<7)  /* Card can run at 200MHz DDR, 1.2V */
 #define EXT_CSD_CARD_TYPE_HS400                (EXT_CSD_CARD_TYPE_HS400_1_8V | \
                                         EXT_CSD_CARD_TYPE_HS400_1_2V)
+#define EXT_CSD_CARD_TYPE_HS400ES      (1<<8)  /* Card can run at HS400ES */
 
 #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_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_BUS_WIDTH_STROBE BIT(7)        /* Enhanced strobe mode */
 
 #define EXT_CSD_TIMING_BC      0       /* Backwards compatility */
 #define EXT_CSD_TIMING_HS      1       /* High speed */