#define EXT_CSD_BKOPS_SUPPORT 502 /* RO */
#define EXT_CSD_HPI_FEATURES 503 /* RO */
+
+/* bit0 for diacard support with emmc4.41 plus */
+#define EXT_CSD_SAMSUNG_FEATURE 64 /* RO */
/*
* EXT_CSD field definitions
*/
#define EXT_CSD_CARD_TYPE_26 (1<<0) /* Card can run at 26MHz */
#define EXT_CSD_CARD_TYPE_52 (1<<1) /* Card can run at 52MHz */
+#ifdef CONFIG_EMMC_50_FEATURE
+#define EXT_CSD_CARD_TYPE_MASK 0xFF /* Mask out reserved bits */
+#else
#define EXT_CSD_CARD_TYPE_MASK 0x3F /* Mask out reserved bits */
+#endif
#define EXT_CSD_CARD_TYPE_DDR_1_8V (1<<2) /* Card can run at 52MHz */
/* DDR mode @1.8V or 3V I/O */
#define EXT_CSD_CARD_TYPE_DDR_1_2V (1<<3) /* Card can run at 52MHz */
/* DDR mode @1.2V I/O */
#define EXT_CSD_CARD_TYPE_DDR_52 (EXT_CSD_CARD_TYPE_DDR_1_8V \
| EXT_CSD_CARD_TYPE_DDR_1_2V)
-#define EXT_CSD_CARD_TYPE_SDR_1_8V (1<<4) /* Card can run at 200MHz */
-#define EXT_CSD_CARD_TYPE_SDR_1_2V (1<<5) /* Card can run at 200MHz */
+#define EXT_CSD_CARD_TYPE_HS200_1_8V (1<<4) /* Card can run at 200MHz */
+#define EXT_CSD_CARD_TYPE_HS200_1_2V (1<<5) /* Card can run at 200MHz */
/* SDR mode @1.2V I/O */
+#define EXT_CSD_CARD_TYPE_HS400_1_8V (1<<6) /* Card can run at 200MHz */
+#define EXT_CSD_CARD_TYPE_HS400_1_2V (1<<7) /* Card can run at 200MHz */
#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 */