diff options
Diffstat (limited to 'arch')
4 files changed, 47 insertions, 1 deletions
diff --git a/arch/arm64/boot/dts/qcom/sc7280-herobrine-crd.dts b/arch/arm64/boot/dts/qcom/sc7280-herobrine-crd.dts index d92575e8ab03..e9ca6c5d24a1 100644 --- a/arch/arm64/boot/dts/qcom/sc7280-herobrine-crd.dts +++ b/arch/arm64/boot/dts/qcom/sc7280-herobrine-crd.dts @@ -135,6 +135,17 @@ ap_ts_pen_1v8: &i2c13 { status = "okay"; }; +/* PINCTRL - ADDITIONS TO NODES IN PARENT DEVICE TREE FILES */ + +/* + * This pin goes to the display panel but then doesn't actually do anything + * on the panel itself (it doesn't connect to the touchscreen controller). + * We'll set a pullup here just to park the line. + */ +&ts_rst_conn { + bias-pull-up; +}; + /* PINCTRL - BOARD-SPECIFIC */ /* diff --git a/arch/arm64/boot/dts/qcom/sc7280-herobrine-herobrine-r1.dts b/arch/arm64/boot/dts/qcom/sc7280-herobrine-herobrine-r1.dts index b69ca09d9bfb..c1647a85a371 100644 --- a/arch/arm64/boot/dts/qcom/sc7280-herobrine-herobrine-r1.dts +++ b/arch/arm64/boot/dts/qcom/sc7280-herobrine-herobrine-r1.dts @@ -128,6 +128,17 @@ ts_i2c: &i2c13 { status = "okay"; }; +/* PINCTRL - ADDITIONS TO NODES IN PARENT DEVICE TREE FILES */ + +/* + * This pin goes to the display panel but then doesn't actually do anything + * on the panel itself (it doesn't connect to the touchscreen controller). + * We'll set a pullup here just to park the line. + */ +&ts_rst_conn { + bias-pull-up; +}; + /* PINCTRL - BOARD-SPECIFIC */ /* diff --git a/arch/arm64/boot/dts/qcom/sc7280-herobrine-villager-r0.dts b/arch/arm64/boot/dts/qcom/sc7280-herobrine-villager-r0.dts index d3d6ffad4eff..950b69448109 100644 --- a/arch/arm64/boot/dts/qcom/sc7280-herobrine-villager-r0.dts +++ b/arch/arm64/boot/dts/qcom/sc7280-herobrine-villager-r0.dts @@ -46,6 +46,25 @@ ap_tp_i2c: &i2c0 { }; }; +ts_i2c: &i2c13 { + status = "okay"; + clock-frequency = <400000>; + + ap_ts: touchscreen@10 { + compatible = "elan,ekth6915"; + reg = <0x10>; + pinctrl-names = "default"; + pinctrl-0 = <&ts_int_conn>, <&ts_rst_conn>; + + interrupt-parent = <&tlmm>; + interrupts = <55 IRQ_TYPE_LEVEL_LOW>; + + reset-gpios = <&tlmm 54 GPIO_ACTIVE_LOW>; + + vcc33-supply = <&ts_avdd>; + }; +}; + &ap_sar_sensor_i2c { status = "okay"; }; @@ -81,6 +100,12 @@ ap_tp_i2c: &i2c0 { status = "okay"; }; +/* PINCTRL - ADDITIONS TO NODES IN PARENT DEVICE TREE FILES */ + +&ts_rst_conn { + bias-disable; +}; + /* PINCTRL - BOARD-SPECIFIC */ /* diff --git a/arch/arm64/boot/dts/qcom/sc7280-qcard.dtsi b/arch/arm64/boot/dts/qcom/sc7280-qcard.dtsi index d59002d4492e..404936c6bf20 100644 --- a/arch/arm64/boot/dts/qcom/sc7280-qcard.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7280-qcard.dtsi @@ -604,7 +604,6 @@ mos_bt_uart: &uart7 { ts_rst_conn: ts-rst-conn { pins = "gpio54"; function = "gpio"; - bias-pull-up; drive-strength = <2>; }; }; |