Re: [PATCH v6 13/13] arm64: dts: sun50i-a64-pinephone: Add touchscreen support
From: OndÅej Jirman
Date: Wed Jul 01 2020 - 14:57:47 EST
Hi Icenowy,
On Wed, Jul 01, 2020 at 08:01:14PM +0800, Icenowy Zheng wrote:
>
>
> ä 2020å7æ1æ GMT+08:00 äå6:31:26, Ondrej Jirman <megous@xxxxxxxxxx> åå:
> >Pinephone has a Goodix GT917S capacitive touchscreen controller on
> >I2C0 bus. Add support for it.
> >
> >Signed-off-by: Ondrej Jirman <megous@xxxxxxxxxx>
> >Acked-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
> >---
> > .../dts/allwinner/sun50i-a64-pinephone.dtsi | 19 +++++++++++++++++++
> > 1 file changed, 19 insertions(+)
> >
> >diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
> >b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
> >index 85a7aa5efd32..2d5694446d17 100644
> >--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
> >+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi
> >@@ -123,6 +123,25 @@ &ehci1 {
> > status = "okay";
> > };
> >
> >+&i2c0 {
> >+ pinctrl-names = "default";
> >+ pinctrl-0 = <&i2c0_pins>;
> >+ status = "okay";
> >+
> >+ touchscreen@5d {
> >+ compatible = "goodix,gt917s", "goodix,gt911";
>
> Please drop gt911 here. GT917S belong to the GT1x product line, not the same line with GT911.
>
> You will see this in the driver.
Right. I'll do so in v8.
thnk you and regards,
o.
> >+ 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 = <®_ldo_io0>;
> >+ VDDIO-supply = <®_ldo_io0>;
> >+ touchscreen-size-x = <720>;
> >+ touchscreen-size-y = <1440>;
> >+ };
> >+};
> >+
> > &i2c1 {
> > status = "okay";
> >