memory: mvebu-devbus: use _SHIFT suffixes instead of _BIT

As noted by Sebastian Hesselbarth, the definitions in mvebu-devbus.c
are not bit definition, but rather shift values, so a _SHIFT prefix
would make more sense. This commit therefore replaces the *_BIT
definitions by *_SHIFT definitions.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Acked-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Tested-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Link: https://lkml.kernel.org/r/1398202002-28530-7-git-send-email-thomas.petazzoni@free-electrons.com
Signed-off-by: Jason Cooper <jason@lakedaemon.net>

drivers/memory/mvebu-devbus.c

@@ -30,16 +30,16 @@
 #include <linux/platform_device.h>
 
 /* Register definitions */
-#define ARMADA_DEV_WIDTH_BIT		30
-#define ARMADA_BADR_SKEW_BIT		28
-#define ARMADA_RD_HOLD_BIT		23
-#define ARMADA_ACC_NEXT_BIT		17
-#define ARMADA_RD_SETUP_BIT		12
-#define ARMADA_ACC_FIRST_BIT		6
+#define ARMADA_DEV_WIDTH_SHIFT		30
+#define ARMADA_BADR_SKEW_SHIFT		28
+#define ARMADA_RD_HOLD_SHIFT		23
+#define ARMADA_ACC_NEXT_SHIFT		17
+#define ARMADA_RD_SETUP_SHIFT		12
+#define ARMADA_ACC_FIRST_SHIFT		6
 
-#define ARMADA_SYNC_ENABLE_BIT		24
-#define ARMADA_WR_HIGH_BIT		16
-#define ARMADA_WR_LOW_BIT		8
+#define ARMADA_SYNC_ENABLE_SHIFT	24
+#define ARMADA_WR_HIGH_SHIFT		16
+#define ARMADA_WR_LOW_SHIFT		8
 
 #define ARMADA_READ_PARAM_OFFSET	0x0
 #define ARMADA_WRITE_PARAM_OFFSET	0x4
@@ -178,12 +178,12 @@ static int devbus_set_timing_params(struct devbus *devbus,
 		return err;
 
 	/* Set read timings */
-	value = r.bus_width << ARMADA_DEV_WIDTH_BIT |
-		r.badr_skew << ARMADA_BADR_SKEW_BIT |
-		r.rd_hold   << ARMADA_RD_HOLD_BIT   |
-		r.acc_next  << ARMADA_ACC_NEXT_BIT  |
-		r.rd_setup  << ARMADA_RD_SETUP_BIT  |
-		r.acc_first << ARMADA_ACC_FIRST_BIT |
+	value = r.bus_width << ARMADA_DEV_WIDTH_SHIFT |
+		r.badr_skew << ARMADA_BADR_SKEW_SHIFT |
+		r.rd_hold   << ARMADA_RD_HOLD_SHIFT   |
+		r.acc_next  << ARMADA_ACC_NEXT_SHIFT  |
+		r.rd_setup  << ARMADA_RD_SETUP_SHIFT  |
+		r.acc_first << ARMADA_ACC_FIRST_SHIFT |
 		r.turn_off;
 
 	dev_dbg(devbus->dev, "read parameters register 0x%p = 0x%x\n",
@@ -193,9 +193,9 @@ static int devbus_set_timing_params(struct devbus *devbus,
 	writel(value, devbus->base + ARMADA_READ_PARAM_OFFSET);
 
 	/* Set write timings */
-	value = w.sync_enable  << ARMADA_SYNC_ENABLE_BIT |
-		w.wr_low       << ARMADA_WR_LOW_BIT      |
-		w.wr_high      << ARMADA_WR_HIGH_BIT     |
+	value = w.sync_enable  << ARMADA_SYNC_ENABLE_SHIFT |
+		w.wr_low       << ARMADA_WR_LOW_SHIFT      |
+		w.wr_high      << ARMADA_WR_HIGH_SHIFT     |
 		w.ale_wr;
 
 	dev_dbg(devbus->dev, "write parameters register: 0x%p = 0x%x\n",