Staging: mt29f_spinand: Prefer using the BIT macro

Replace all instances of bit shifting on 1 with the BIT(x) macro. In
addition, convert other non-1 shift operations with the equivalent
BIT(x) macro for uniformity. Issue pointed out by checkpatch.

CHECK: Prefer using the BIT macro
Signed-off-by: Eva Rachel Retuya <eraretuya@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/mt29f_spinand/mt29f_spinand.h

@@ -44,19 +44,19 @@
 
 /* status */
 #define STATUS_OIP_MASK			0x01
-#define STATUS_READY			(0 << 0)
-#define STATUS_BUSY			(1 << 0)
+#define STATUS_READY			0
+#define STATUS_BUSY			BIT(0)
 
 #define STATUS_E_FAIL_MASK		0x04
-#define STATUS_E_FAIL			(1 << 2)
+#define STATUS_E_FAIL			BIT(2)
 
 #define STATUS_P_FAIL_MASK		0x08
-#define STATUS_P_FAIL			(1 << 3)
+#define STATUS_P_FAIL			BIT(3)
 
 #define STATUS_ECC_MASK			0x30
-#define STATUS_ECC_1BIT_CORRECTED	(1 << 4)
-#define STATUS_ECC_ERROR		(2 << 4)
-#define STATUS_ECC_RESERVED		(3 << 4)
+#define STATUS_ECC_1BIT_CORRECTED	BIT(4)
+#define STATUS_ECC_ERROR		BIT(5)
+#define STATUS_ECC_RESERVED		(BIT(5) | BIT(4))
 
 /*ECC enable defines*/
 #define OTP_ECC_MASK			0x10