+#define UHS_SDR12_BUS_SPEED 0
+#define HIGH_SPEED_BUS_SPEED 1
+#define UHS_SDR25_BUS_SPEED 1
+#define UHS_SDR50_BUS_SPEED 2
+#define UHS_SDR104_BUS_SPEED 3
+#define UHS_DDR50_BUS_SPEED 4
+
+#define SD_MODE_UHS_SDR12 BIT(UHS_SDR12_BUS_SPEED)
+#define SD_MODE_UHS_SDR25 BIT(UHS_SDR25_BUS_SPEED)
+#define SD_MODE_UHS_SDR50 BIT(UHS_SDR50_BUS_SPEED)
+#define SD_MODE_UHS_SDR104 BIT(UHS_SDR104_BUS_SPEED)
+#define SD_MODE_UHS_DDR50 BIT(UHS_DDR50_BUS_SPEED)
+