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arm64: dts: sun50i-a64-pinephone: Add touchscreen support

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Pinephone has a Goodix GT917S capacitive touchscreen controller on
I2C0 bus. Add support for it.

Signed-off-by: Ondrej Jirman <megous@megous.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20200702081432.1727696-3-megous@megous.com
[Maxime: Removed the redundant pinctrl nodes]
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
This commit is contained in:
Ondrej Jirman
2020-07-02 10:14:32 +02:00
committed by Maxime Ripard
parent a6a22f82c9
commit 60f2de5ffb
1 changed files with 17 additions and 0 deletions
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17
arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
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@@ -121,6 +121,23 @@ &ehci1 {
status = "okay";
};
&i2c0 {
status = "okay";
touchscreen@5d {
compatible = "goodix,gt917s";
reg = <0x5d>;
interrupt-parent = <&pio>;
interrupts = <7 4 IRQ_TYPE_LEVEL_HIGH>; /* PH4 */
irq-gpios = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
reset-gpios = <&pio 7 11 GPIO_ACTIVE_HIGH>; /* PH11 */
AVDD28-supply = <&reg_ldo_io0>;
VDDIO-supply = <&reg_ldo_io0>;
touchscreen-size-x = <720>;
touchscreen-size-y = <1440>;
};
};
&i2c1 {
status = "okay";