summaryrefslogtreecommitdiffstats
path: root/drivers/gpio/gpio-pca953x.c
diff options
context:
space:
mode:
authorH. Nikolaus Schaller <hns@goldelico.com>2018-04-28 18:31:31 +0200
committerLinus Walleij <linus.walleij@linaro.org>2018-05-16 14:35:24 +0200
commit0950c19acaaa8f899f715954e2918ff45e5b2fc8 (patch)
tree13b77e6c5bc8b1eb8a52fc7b9a8d63284f0fbd6f /drivers/gpio/gpio-pca953x.c
parent668f06579e99762ec6ef4a97ba824bc812a9ab2f (diff)
downloadlinux-0950c19acaaa8f899f715954e2918ff45e5b2fc8.tar.bz2
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>
Diffstat (limited to 'drivers/gpio/gpio-pca953x.c')
-rw-r--r--drivers/gpio/gpio-pca953x.c32
1 files changed, 16 insertions, 16 deletions
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index 9a06b8a4f5be..b68a8a240e4c 100644
--- 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