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>

diff --git a/drivers/pinctrl/pinctrl-abx500.c b/drivers/pinctrl/pinctrl-abx500.c
index c3f2b4baeed2d3e11f1208b9f47ce3f1b2c1bf92..f0e3f28022a593d46591d52053dc085edcd7182a 100644 (file)
--- 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: