spi: fsl: Use BIT macro

Replace numerical bit shift with BIT macro
in fsl_*spi.c

:%s/(1 << nr)/BIT(nr)/g
where nr = 0, 1, 2 .... 31

Cc: York Sun <yorksun@freescale.com>
Cc: Haikun Wang <Haikun.Wang@freescale.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Signed-off-by: Jagan Teki <jteki@openedev.com>

drivers/spi/fsl_dspi.c

@@ -24,7 +24,7 @@
 DECLARE_GLOBAL_DATA_PTR;
 
 /* fsl_dspi_platdata flags */
-#define DSPI_FLAG_REGMAP_ENDIAN_BIG	(1 << 0)
+#define DSPI_FLAG_REGMAP_ENDIAN_BIG	BIT(0)
 
 /* idle data value */
 #define DSPI_IDLE_VAL			0x0

drivers/spi/fsl_espi.c

@@ -32,26 +32,26 @@ struct fsl_spi_slave {
 #define ESPI_MAX_CS_NUM		4
 #define ESPI_FIFO_WIDTH_BIT	32
 
-#define ESPI_EV_RNE		(1 << 9)
-#define ESPI_EV_TNF		(1 << 8)
-#define ESPI_EV_DON		(1 << 14)
-#define ESPI_EV_TXE		(1 << 15)
+#define ESPI_EV_RNE		BIT(9)
+#define ESPI_EV_TNF		BIT(8)
+#define ESPI_EV_DON		BIT(14)
+#define ESPI_EV_TXE		BIT(15)
 #define ESPI_EV_RFCNT_SHIFT	24
 #define ESPI_EV_RFCNT_MASK	(0x3f << ESPI_EV_RFCNT_SHIFT)
 
-#define ESPI_MODE_EN		(1 << 31)	/* Enable interface */
+#define ESPI_MODE_EN		BIT(31)	/* Enable interface */
 #define ESPI_MODE_TXTHR(x)	((x) << 8)	/* Tx FIFO threshold */
 #define ESPI_MODE_RXTHR(x)	((x) << 0)	/* Rx FIFO threshold */
 
 #define ESPI_COM_CS(x)		((x) << 30)
 #define ESPI_COM_TRANLEN(x)	((x) << 0)
 
-#define ESPI_CSMODE_CI_INACTIVEHIGH	(1 << 31)
-#define ESPI_CSMODE_CP_BEGIN_EDGCLK	(1 << 30)
-#define ESPI_CSMODE_REV_MSB_FIRST	(1 << 29)
-#define ESPI_CSMODE_DIV16		(1 << 28)
+#define ESPI_CSMODE_CI_INACTIVEHIGH	BIT(31)
+#define ESPI_CSMODE_CP_BEGIN_EDGCLK	BIT(30)
+#define ESPI_CSMODE_REV_MSB_FIRST	BIT(29)
+#define ESPI_CSMODE_DIV16		BIT(28)
 #define ESPI_CSMODE_PM(x)		((x) << 24)
-#define ESPI_CSMODE_POL_ASSERTED_LOW	(1 << 20)
+#define ESPI_CSMODE_POL_ASSERTED_LOW	BIT(20)
 #define ESPI_CSMODE_LEN(x)		((x) << 16)
 #define ESPI_CSMODE_CSBEF(x)		((x) << 12)
 #define ESPI_CSMODE_CSAFT(x)		((x) << 8)

drivers/spi/fsl_qspi.c

@@ -68,7 +68,7 @@ DECLARE_GLOBAL_DATA_PTR;
 #define QSPI_CMD_SE_4B		0xdc    /* Sector erase (usually 64KiB) */
 
 /* fsl_qspi_platdata flags */
-#define QSPI_FLAG_REGMAP_ENDIAN_BIG	(1 << 0)
+#define QSPI_FLAG_REGMAP_ENDIAN_BIG	BIT(0)
 
 /* default SCK frequency, unit: HZ */
 #define FSL_QSPI_DEFAULT_SCK_FREQ	50000000
@@ -383,7 +383,7 @@ static void qspi_enable_ddr_mode(struct fsl_qspi_priv *priv)
 	/* Enable the module again (enable the DDR too) */
 	reg |= QSPI_MCR_DDR_EN_MASK;
 	/* Enable bit 29 for imx6sx */
-	reg |= (1 << 29);
+	reg |= BIT(29);
 
 	qspi_write32(priv->flags, &regs->mcr, reg);
 }