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arm64: dts: qcom: msm8916-samsung-a2015: Disable muic i2c pin bias

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Some versions of the firmware leave i2c gpios in a wrong state.
Add pinctrl that disables pin bias since external pull-up resistors
are present.

Reviewed-by: Stephan Gerhold <stephan@gerhold.net>
Fixes: 1329c1ab07 ("arm64: dts: qcom: Add device tree for Samsung Galaxy A3U/A5U")
Signed-off-by: Nikita Travkin <nikitos.tr@gmail.com>
Link: https://lore.kernel.org/r/20201113175917.189123-6-nikitos.tr@gmail.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
This commit is contained in:
Nikita Travkin 2020-11-13 22:59:17 +05:00 • committed by Bjorn Andersson
parent 38260b9e63
commit 4e8692c2ee
1 changed files with 11 additions and 0 deletions
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11
arch/arm64/boot/dts/qcom/msm8916-samsung-a2015-common.dtsi
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@ -78,6 +78,9 @@
sda-gpios = <&msmgpio 105 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
scl-gpios = <&msmgpio 106 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
pinctrl-names = "default";
pinctrl-0 = <&muic_i2c_default>;
#address-cells = <1>;
#size-cells = <0>;
@ -304,6 +307,14 @@
};
};
muic_i2c_default: muic-i2c-default {
pins = "gpio105", "gpio106";
function = "gpio";
drive-strength = <2>;
bias-disable;
};
muic_int_default: muic-int-default {
pins = "gpio12";
function = "gpio";