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gpio: bd9571mwv: rid of using struct bd9571mwv 

To simplify this driver, use dev_get_regmap() and
rid of using struct bd9571mwv.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
This commit is contained in:
Yoshihiro Shimoda 2021-01-12 18:01:02 +09:00 committed by Lee Jones
parent b9f71d14e5
commit 2d7af444e8
1 changed files with 9 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
drivers/gpio/gpio-bd9571mwv.c
View File

@ -16,8 +16,8 @@
#include <linux/mfd/bd9571mwv.h>
struct bd9571mwv_gpio {
struct regmap *regmap;
struct gpio_chip chip;
struct bd9571mwv *bd;
};
static int bd9571mwv_gpio_get_direction(struct gpio_chip *chip,
@ -26,7 +26,7 @@ static int bd9571mwv_gpio_get_direction(struct gpio_chip *chip,
struct bd9571mwv_gpio *gpio = gpiochip_get_data(chip);
int ret, val;
ret = regmap_read(gpio->bd->regmap, BD9571MWV_GPIO_DIR, &val);
ret = regmap_read(gpio->regmap, BD9571MWV_GPIO_DIR, &val);
if (ret < 0)
return ret;
if (val & BIT(offset))
@ -40,8 +40,7 @@ static int bd9571mwv_gpio_direction_input(struct gpio_chip *chip,
{
struct bd9571mwv_gpio *gpio = gpiochip_get_data(chip);
regmap_update_bits(gpio->bd->regmap, BD9571MWV_GPIO_DIR,
BIT(offset), 0);
regmap_update_bits(gpio->regmap, BD9571MWV_GPIO_DIR, BIT(offset), 0);
return 0;
}
@ -52,9 +51,9 @@ static int bd9571mwv_gpio_direction_output(struct gpio_chip *chip,
struct bd9571mwv_gpio *gpio = gpiochip_get_data(chip);
/* Set the initial value */
regmap_update_bits(gpio->bd->regmap, BD9571MWV_GPIO_OUT,
regmap_update_bits(gpio->regmap, BD9571MWV_GPIO_OUT,
BIT(offset), value ? BIT(offset) : 0);
regmap_update_bits(gpio->bd->regmap, BD9571MWV_GPIO_DIR,
regmap_update_bits(gpio->regmap, BD9571MWV_GPIO_DIR,
BIT(offset), BIT(offset));
return 0;
@ -65,7 +64,7 @@ static int bd9571mwv_gpio_get(struct gpio_chip *chip, unsigned int offset)
struct bd9571mwv_gpio *gpio = gpiochip_get_data(chip);
int ret, val;
ret = regmap_read(gpio->bd->regmap, BD9571MWV_GPIO_IN, &val);
ret = regmap_read(gpio->regmap, BD9571MWV_GPIO_IN, &val);
if (ret < 0)
return ret;
@ -77,7 +76,7 @@ static void bd9571mwv_gpio_set(struct gpio_chip *chip, unsigned int offset,
{
struct bd9571mwv_gpio *gpio = gpiochip_get_data(chip);
regmap_update_bits(gpio->bd->regmap, BD9571MWV_GPIO_OUT,
regmap_update_bits(gpio->regmap, BD9571MWV_GPIO_OUT,
BIT(offset), value ? BIT(offset) : 0);
}
@ -105,9 +104,9 @@ static int bd9571mwv_gpio_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, gpio);
gpio->bd = dev_get_drvdata(pdev->dev.parent);
gpio->regmap = dev_get_regmap(pdev->dev.parent, NULL);
gpio->chip = template_chip;
gpio->chip.parent = gpio->bd->dev;
gpio->chip.parent = pdev->dev.parent;
ret = devm_gpiochip_add_data(&pdev->dev, &gpio->chip, gpio);
if (ret < 0) {