[PATCH v2 05/10] pinctrl: axp209: add programmable gpio_status_offset
From: Quentin Schulz <hidden>
Date: 2017-09-26 12:18:18
Also in:
linux-devicetree, linux-gpio, lkml
Subsystem:
pin control subsystem, the rest · Maintainers:
Linus Walleij, Linus Torvalds
To prepare for patches that will add support for a new PMIC that has a different GPIO input status register, add a gpio_status_offset within axp20x_pctl structure and use it. Signed-off-by: Quentin Schulz <redacted> --- drivers/pinctrl/pinctrl-axp209.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/pinctrl/pinctrl-axp209.c b/drivers/pinctrl/pinctrl-axp209.c
index 4be1aca..11f871e 100644
--- a/drivers/pinctrl/pinctrl-axp209.c
+++ b/drivers/pinctrl/pinctrl-axp209.c@@ -89,6 +89,7 @@ struct axp20x_pctl { unsigned int ngroups; struct axp20x_pinctrl_function *functions; unsigned int nfunctions; + unsigned int gpio_status_offset; }; static const struct axp20x_desc_pin axp209_pins[] = {
@@ -127,7 +128,7 @@ static int axp20x_gpio_get(struct gpio_chip *chip, unsigned offset) if (ret) return ret; - return !!(val & BIT(offset + 4)); + return !!(val & BIT(offset + pctl->gpio_status_offset)); } static int axp20x_gpio_get_direction(struct gpio_chip *chip, unsigned offset)
@@ -509,6 +510,7 @@ static int axp20x_pctl_probe(struct platform_device *pdev) pctl->regmap = axp20x->regmap; pctl->desc = &axp20x_pinctrl_data; + pctl->gpio_status_offset = 4; pctl->dev = &pdev->dev; platform_set_drvdata(pdev, pctl);
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