[PATCH v4 05/10] pinctrl: axp209: add programmable gpio_status_offset
From: Quentin Schulz <hidden>
Date: 2017-12-01 13:45:56
Also in:
linux-arm-kernel, 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 <quentin.schulz-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org> Acked-by: Maxime Ripard <maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org> Acked-by: Chen-Yu Tsai <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 6201d2b..3fae81f 100644
--- a/drivers/pinctrl/pinctrl-axp209.c
+++ b/drivers/pinctrl/pinctrl-axp209.c@@ -48,6 +48,7 @@ struct axp20x_pctrl_desc { u8 ldo_mask; /* Stores the pins supporting ADC function. Bit offset is pin number. */ u8 adc_mask; + u8 gpio_status_offset; }; struct axp20x_pinctrl_function {
@@ -77,6 +78,7 @@ static const struct axp20x_pctrl_desc axp20x_data = { .npins = ARRAY_SIZE(axp209_pins), .ldo_mask = BIT(0) | BIT(1), .adc_mask = BIT(0) | BIT(1), + .gpio_status_offset = 4, }; static int axp20x_gpio_get_reg(unsigned offset)
@@ -108,7 +110,7 @@ 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->desc->gpio_status_offset)); } static int axp20x_gpio_get_direction(struct gpio_chip *chip, unsigned offset)
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