mmc: renesas_sdhi: cleanup SCC defines

Use increasing BIT numbers consistently and remove some superfluous
comments.
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Link: https://lore.kernel.org/r/20191217114034.13290-6-wsa+renesas@sang-engineering.comSigned-off-by: Ulf Hansson <ulf.hansson@linaro.org>

drivers/mmc/host/renesas_sdhi_core.c

@@ -253,24 +253,22 @@ static int renesas_sdhi_start_signal_voltage_switch(struct mmc_host *mmc,
 #define SH_MOBILE_SDHI_SCC_SMPCMP       0x00C
 #define SH_MOBILE_SDHI_SCC_TMPPORT2	0x00E
 
-/* Definitions for values the SH_MOBILE_SDHI_SCC_DTCNTL register */
 #define SH_MOBILE_SDHI_SCC_DTCNTL_TAPEN		BIT(0)
 #define SH_MOBILE_SDHI_SCC_DTCNTL_TAPNUM_SHIFT	16
 #define SH_MOBILE_SDHI_SCC_DTCNTL_TAPNUM_MASK	0xff
 
-/* Definitions for values the SH_MOBILE_SDHI_SCC_CKSEL register */
 #define SH_MOBILE_SDHI_SCC_CKSEL_DTSEL		BIT(0)
-/* Definitions for values the SH_MOBILE_SDHI_SCC_RVSCNTL register */
+
 #define SH_MOBILE_SDHI_SCC_RVSCNTL_RVSEN	BIT(0)
-/* Definitions for values the SH_MOBILE_SDHI_SCC_RVSREQ register */
-#define SH_MOBILE_SDHI_SCC_RVSREQ_RVSERR	BIT(2)
-#define SH_MOBILE_SDHI_SCC_RVSREQ_REQTAPUP	BIT(1)
+
 #define SH_MOBILE_SDHI_SCC_RVSREQ_REQTAPDOWN	BIT(0)
-/* Definitions for values the SH_MOBILE_SDHI_SCC_SMPCMP register */
-#define SH_MOBILE_SDHI_SCC_SMPCMP_CMD_ERR	(BIT(24) | BIT(8))
-#define SH_MOBILE_SDHI_SCC_SMPCMP_CMD_REQUP	BIT(24)
+#define SH_MOBILE_SDHI_SCC_RVSREQ_REQTAPUP	BIT(1)
+#define SH_MOBILE_SDHI_SCC_RVSREQ_RVSERR	BIT(2)
+
 #define SH_MOBILE_SDHI_SCC_SMPCMP_CMD_REQDOWN	BIT(8)
-/* Definitions for values the SH_MOBILE_SDHI_SCC_TMPPORT2 register */
+#define SH_MOBILE_SDHI_SCC_SMPCMP_CMD_REQUP	BIT(24)
+#define SH_MOBILE_SDHI_SCC_SMPCMP_CMD_ERR	(BIT(8) | BIT(24))
+
 #define SH_MOBILE_SDHI_SCC_TMPPORT2_HS400OSEL	BIT(4)
 #define SH_MOBILE_SDHI_SCC_TMPPORT2_HS400EN	BIT(31)