mmc: dw_mmc: Support voltage changes

[cascardo/linux.git] / drivers / mmc / host / dw_mmc.h

diff --git a/drivers/mmc/host/dw_mmc.h b/drivers/mmc/host/dw_mmc.h
index 08fd956..01b99e8 100644 (file)
--- a/drivers/mmc/host/dw_mmc.h
+++ b/drivers/mmc/host/dw_mmc.h
@@ -99,6 +99,7 @@
 #define SDMMC_INT_HLE                  BIT(12)
 #define SDMMC_INT_FRUN                 BIT(11)
 #define SDMMC_INT_HTO                  BIT(10)
+#define SDMMC_INT_VOLT_SWITCH          BIT(10) /* overloads bit 10! */
 #define SDMMC_INT_DRTO                 BIT(9)
 #define SDMMC_INT_RTO                  BIT(8)
 #define SDMMC_INT_DCRC                 BIT(7)
@@ -113,6 +114,7 @@
 /* Command register defines */
 #define SDMMC_CMD_START                        BIT(31)
 #define SDMMC_CMD_USE_HOLD_REG BIT(29)
+#define SDMMC_CMD_VOLT_SWITCH          BIT(28)
 #define SDMMC_CMD_CCS_EXP              BIT(23)
 #define SDMMC_CMD_CEATA_RD             BIT(22)
 #define SDMMC_CMD_UPD_CLK              BIT(21)
@@ -130,6 +132,7 @@
 /* Status register defines */
 #define SDMMC_GET_FCNT(x)              (((x)>>17) & 0x1FFF)
 #define SDMMC_STATUS_DMA_REQ           BIT(31)
+#define SDMMC_STATUS_BUSY              BIT(9)
 /* FIFOTH register defines */
 #define SDMMC_SET_FIFOTH(m, r, t)      (((m) & 0x7) << 28 | \
                                         ((r) & 0xFFF) << 16 | \
@@ -150,7 +153,7 @@
 #define SDMMC_GET_VERID(x)             ((x) & 0xFFFF)
 /* Card read threshold */
 #define SDMMC_SET_RD_THLD(v, x)                (((v) & 0x1FFF) << 16 | (x))
-
+#define SDMMC_UHS_18V                  BIT(0)
 /* All ctrl reset bits */
 #define SDMMC_CTRL_ALL_RESET_FLAGS \
        (SDMMC_CTRL_RESET | SDMMC_CTRL_FIFO_RESET | SDMMC_CTRL_DMA_RESET)