hwrng: imx-rngc - use BIT(x) for register bit defines

Rewrite the defines for register bits to use BIT(x) instead of writing
out the 32-bit number. This makes it easier to compare the code with the
register descriptions in the reference manual.

Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

diff --git a/drivers/char/hw_random/imx-rngc.c b/drivers/char/hw_random/imx-rngc.c
index b5f7b91bd13ebfbc6e6226c6e0da817610522ce0..9c6988c658e243700a875779a65d3945502f9394 100644 (file)
--- a/drivers/char/hw_random/imx-rngc.c
+++ b/drivers/char/hw_random/imx-rngc.c
@@ -35,19 +35,19 @@
 #define RNGC_TYPE_RNGC                 0x2
 
 
-#define RNGC_CMD_CLR_ERR               0x00000020
-#define RNGC_CMD_CLR_INT               0x00000010
-#define RNGC_CMD_SEED                  0x00000002
-#define RNGC_CMD_SELF_TEST             0x00000001
+#define RNGC_CMD_CLR_ERR               BIT(5)
+#define RNGC_CMD_CLR_INT               BIT(4)
+#define RNGC_CMD_SEED                  BIT(1)
+#define RNGC_CMD_SELF_TEST             BIT(0)
 
-#define RNGC_CTRL_MASK_ERROR           0x00000040
-#define RNGC_CTRL_MASK_DONE            0x00000020
-#define RNGC_CTRL_AUTO_SEED            0x00000010
+#define RNGC_CTRL_MASK_ERROR           BIT(6)
+#define RNGC_CTRL_MASK_DONE            BIT(5)
+#define RNGC_CTRL_AUTO_SEED            BIT(4)
 
-#define RNGC_STATUS_ERROR              0x00010000
+#define RNGC_STATUS_ERROR              BIT(16)
 #define RNGC_STATUS_FIFO_LEVEL_MASK    GENMASK(11, 8)
-#define RNGC_STATUS_SEED_DONE          0x00000020
-#define RNGC_STATUS_ST_DONE            0x00000010
+#define RNGC_STATUS_SEED_DONE          BIT(5)
+#define RNGC_STATUS_ST_DONE            BIT(4)
 
 #define RNGC_ERROR_STATUS_STAT_ERR     0x00000008