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pinctrl: sunxi: H3 requires irq_read_needs_mux 

It seems that on H3, just like on A10, when GPIOs are configured as
external interrupt data registers does not contain their value.  When
value is read, GPIO function must be temporary switched to input for
reads.

Signed-off-by: Krzysztof Adamski <k@japko.eu>
Acked-by: Chen-Yu Tsai <wens@csie.org>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Krzysztof Adamski 2016-02-03 08:57:14 +01:00 committed by Linus Walleij
parent eceb3e61c7
commit 111f2b8732
1 changed files with 1 additions and 0 deletions
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drivers/pinctrl/sunxi/pinctrl-sun8i-h3.c
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@ -492,6 +492,7 @@ static const struct sunxi_pinctrl_desc sun8i_h3_pinctrl_data = {
.pins = sun8i_h3_pins,
.npins = ARRAY_SIZE(sun8i_h3_pins),
.irq_banks = 2,
.irq_read_needs_mux = true
};
static int sun8i_h3_pinctrl_probe(struct platform_device *pdev)