drivers: emmc: dw_mmc: Add response flag into response ID definition

Add response flag into ID definition so that driver does not
need to handle it again.
Signed-off-by: Jun Nie <jun.nie@linaro.org>
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>

drivers/synopsys/emmc/dw_mmc.c

@@ -259,11 +259,14 @@ static int dw_send_cmd(struct mmc_cmd *cmd)
 	switch (cmd->resp_type) {
 	case 0:
 		break;
-	case MMC_RESPONSE_R(2):
+	case MMC_RESPONSE_R2:
 		op |= CMD_RESP_EXPECT | CMD_CHECK_RESP_CRC |
 		      CMD_RESP_LEN;
 		break;
-	case MMC_RESPONSE_R(3):
+	case MMC_RESPONSE_R1:
+	case MMC_RESPONSE_R1B:
+	case MMC_RESPONSE_R3:
+	case MMC_RESPONSE_R5:
 		op |= CMD_RESP_EXPECT;
 		break;
 	default:

include/drivers/mmc.h

@@ -36,6 +36,20 @@
 #define OCR_VDD_MIN_2V0			GENMASK(14, 8)
 #define OCR_VDD_MIN_1V7			BIT(7)
 
+#define MMC_RSP_48			BIT(0)
+#define MMC_RSP_136			BIT(1)		/* 136 bit response */
+#define MMC_RSP_CRC			BIT(2)		/* expect valid crc */
+#define MMC_RSP_CMD_IDX			BIT(3)		/* response contains cmd idx */
+#define MMC_RSP_BUSY			BIT(4)		/* device may be busy */
+
+/* JEDEC 4.51 chapter 6.12 */
+#define MMC_RESPONSE_R1			(MMC_RSP_48 | MMC_RSP_CMD_IDX | MMC_RSP_CRC)
+#define MMC_RESPONSE_R1B		(MMC_RESPONSE_R1 | MMC_RSP_BUSY)
+#define MMC_RESPONSE_R2			(MMC_RSP_136 | MMC_RSP_CRC)
+#define MMC_RESPONSE_R3			(MMC_RSP_48)
+#define MMC_RESPONSE_R4			(MMC_RSP_48)
+#define MMC_RESPONSE_R5			(MMC_RSP_48 | MMC_RSP_CRC)
+
 #define MMC_RESPONSE_R(_x)		U(_x)
 
 /* Value randomly chosen for eMMC RCA, it should be > 1 */