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arm64: dts: rockchip: enable DC charger detection pullup on Pinebook Pro

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On the Pinebook Pro the DC charger is detected via an open collector
transistor attached to a GPIO. This GPIO requires its pullup to be
enabled for the detection to work reliably.

Fixes: 5a65505a69 ("arm64: dts: rockchip: Add initial support for Pinebook Pro")
Signed-off-by: Tobias Schramm <t.schramm@manjaro.org>
Link: https://lore.kernel.org/r/20200414163952.1093784-3-t.schramm@manjaro.org
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
This commit is contained in:
Tobias Schramm 2020-04-14 18:39:52 +02:00 committed by Heiko Stuebner
parent 40df91a894
commit 7a87adbc4a
1 changed files with 1 additions and 1 deletions
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2
arch/arm64/boot/dts/rockchip/rk3399-pinebook-pro.dts
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@ -788,7 +788,7 @@ lidbtn_gpio: lidbtn-gpio {
dc-charger {
dc_det_gpio: dc-det-gpio {
rockchip,pins = <4 RK_PD0 RK_FUNC_GPIO &pcfg_pull_none>;
rockchip,pins = <4 RK_PD0 RK_FUNC_GPIO &pcfg_pull_up>;
};
};