On 23.11.2022 04:39, Lin, Meng-Bo wrote:
> A1-724 uses a Focaltech FT5446 touchscreen that is connected to blsp_i2c5.
> Add it to the device tree.
>
> Signed-off-by: Lin, Meng-Bo <linmengbo0689@xxxxxxxxxxxxxx>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
Konrad
> .../boot/dts/qcom/msm8916-acer-a1-724.dts | 40 +++++++++++++++++++
> 1 file changed, 40 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/msm8916-acer-a1-724.dts b/arch/arm64/boot/dts/qcom/msm8916-acer-a1-724.dts
> index bea0d022dd9a..ed3fa7b3575b 100644
> --- a/arch/arm64/boot/dts/qcom/msm8916-acer-a1-724.dts
> +++ b/arch/arm64/boot/dts/qcom/msm8916-acer-a1-724.dts
> @@ -81,6 +81,30 @@ magnetometer@12 {
> };
> };
>
> +&blsp_i2c5 {
> + status = "okay";
> +
> + touchscreen@38 {
> + /* Actually ft5446 */
> + compatible = "edt,edt-ft5406";
> + reg = <0x38>;
> +
> + interrupt-parent = <&msmgpio>;
> + interrupts = <13 IRQ_TYPE_LEVEL_LOW>;
> +
> + reset-gpios = <&msmgpio 12 GPIO_ACTIVE_LOW>;
> +
> + vcc-supply = <&pm8916_l16>;
> + iovcc-supply = <&pm8916_l6>;
> +
> + touchscreen-size-x = <720>;
> + touchscreen-size-y = <1280>;
> +
> + pinctrl-names = "default";
> + pinctrl-0 = <&touchscreen_default>;
> + };
> +};
> +
> &blsp1_uart2 {
> status = "okay";
> };
> @@ -245,6 +269,22 @@ gpio_keys_default: gpio-keys-default-state {
> bias-pull-up;
> };
>
> + touchscreen_default: touchscreen-default-state {
> + reset-pins {
> + pins = "gpio12";
> + function = "gpio";
> + drive-strength = <2>;
> + bias-disable;
> + };
> +
> + touchscreen-pins {
> + pins = "gpio13";
> + function = "gpio";
> + drive-strength = <2>;
> + bias-pull-up;
> + };
> + };
> +
> usb_id_default: usb-id-default-state {
> pins = "gpio110";
> function = "gpio";
