gpio: pca953x: convert register constants to hex

which makes it easier to match them with the data sheets.

Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index 9a06b8a..b68a8a2 100644 (file)
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -25,25 +25,25 @@
 
 #include <asm/unaligned.h>
 
-#define PCA953X_INPUT          0
-#define PCA953X_OUTPUT         1
-#define PCA953X_INVERT         2
-#define PCA953X_DIRECTION      3
+#define PCA953X_INPUT          0x00
+#define PCA953X_OUTPUT         0x01
+#define PCA953X_INVERT         0x02
+#define PCA953X_DIRECTION      0x03
 
 #define REG_ADDR_AI            0x80
 
-#define PCA957X_IN             0
-#define PCA957X_INVRT          1
-#define PCA957X_BKEN           2
-#define PCA957X_PUPD           3
-#define PCA957X_CFG            4
-#define PCA957X_OUT            5
-#define PCA957X_MSK            6
-#define PCA957X_INTS           7
-
-#define PCAL953X_IN_LATCH      34
-#define PCAL953X_INT_MASK      37
-#define PCAL953X_INT_STAT      38
+#define PCA957X_IN             0x00
+#define PCA957X_INVRT          0x01
+#define PCA957X_BKEN           0x02
+#define PCA957X_PUPD           0x03
+#define PCA957X_CFG            0x04
+#define PCA957X_OUT            0x05
+#define PCA957X_MSK            0x06
+#define PCA957X_INTS           0x07
+
+#define PCAL953X_IN_LATCH      0x22
+#define PCAL953X_INT_MASK      0x25
+#define PCAL953X_INT_STAT      0x26
 
 #define PCA_GPIO_MASK          0x00FF
 #define PCA_INT                        0x0100