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arm64: dts: rockchip: add an input enable pinconf to rk3399

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Add a pinconf to configure pins as input-enable.

Signed-off-by: Caleb Connolly <kc@postmarketos.org>
Link: https://lore.kernel.org/r/20220328005005.72492-5-kc@postmarketos.org
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
This commit is contained in:
Caleb Connolly 2022-03-28 01:50:05 +01:00 committed by Heiko Stuebner
parent 17408c9b11
commit ec48c3e82c
1 changed files with 16 additions and 0 deletions
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16
arch/arm64/boot/dts/rockchip/rk3399.dtsi
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@ -2211,6 +2211,22 @@
output-low;
};
pcfg_input_enable: pcfg-input-enable {
input-enable;
};
pcfg_input_pull_up: pcfg-input-pull-up {
input-enable;
bias-pull-up;
drive-strength = <2>;
};
pcfg_input_pull_down: pcfg-input-pull-down {
input-enable;
bias-pull-down;
drive-strength = <2>;
};
clock {
clk_32k: clk-32k {
rockchip,pins = <0 RK_PA0 2 &pcfg_pull_none>;