pinctrl: abx500: suppress hardcoded value

Replace hardcoded value by corresponding #define's.

Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

1 files changed, 17 insertions, 4 deletions

diff --git a/drivers/pinctrl/pinctrl-abx500.c b/drivers/pinctrl/pinctrl-abx500.c
index c3f2b4baeed2..f0e3f28022a5 100644
--- a/drivers/pinctrl/pinctrl-abx500.c
+++ b/drivers/pinctrl/pinctrl-abx500.c
@@ -96,6 +96,9 @@
 #define AB8540_GPIOX_VBAT_START 51
 #define AB8540_GPIOX_VBAT_END   54
 
+#define ABX500_GPIO_INPUT       0
+#define ABX500_GPIO_OUTPUT      1
+
 struct abx500_pinctrl {
         struct device *dev;
         struct pinctrl_dev *pctldev;
@@ -286,12 +289,18 @@ static int abx500_gpio_direction_output(struct gpio_chip *chip,
         int ret;
 
         /* set direction as output */
-        ret = abx500_gpio_set_bits(chip, AB8500_GPIO_DIR1_REG, offset, 1);
+        ret = abx500_gpio_set_bits(chip,
+                                AB8500_GPIO_DIR1_REG,
+                                offset,
+                                ABX500_GPIO_OUTPUT);
         if (ret < 0)
                 return ret;
 
         /* disable pull down */
-        ret = abx500_gpio_set_bits(chip, AB8500_GPIO_PUD1_REG, offset, 1);
+        ret = abx500_gpio_set_bits(chip,
+                                AB8500_GPIO_PUD1_REG,
+                                offset,
+                                ABX500_GPIO_PULL_NONE);
         if (ret < 0)
                 return ret;
 
@@ -312,7 +321,10 @@ static int abx500_gpio_direction_output(struct gpio_chip *chip,
 static int abx500_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
 {
         /* set the register as input */
-        return abx500_gpio_set_bits(chip, AB8500_GPIO_DIR1_REG, offset, 0);
+        return abx500_gpio_set_bits(chip,
+                                AB8500_GPIO_DIR1_REG,
+                                offset,
+                                ABX500_GPIO_INPUT);
 }
 
 static int abx500_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
@@ -1032,7 +1044,8 @@ static int abx500_pin_config_set(struct pinctrl_dev *pctldev,
                 else
                         /* Chip only supports pull down */
                         ret = abx500_gpio_set_bits(chip, AB8500_GPIO_PUD1_REG,
-                                offset, argument ? 0 : 1);
+                                offset,
+                                argument ? ABX500_GPIO_PULL_DOWN : ABX500_GPIO_PULL_NONE);
                 break;
 
         case PIN_CONFIG_BIAS_PULL_UP: