From: Petr Hodina <[email protected]> Basic touchscreen connected to second i2c bus.
Signed-off-by: Petr Hodina <[email protected]> Reviewed-by: Konrad Dybcio <[email protected]> Reviewed-by: Dmitry Baryshkov <[email protected]> Co-developed-by: David Heidelberg <[email protected]> Signed-off-by: David Heidelberg <[email protected]> --- arch/arm64/boot/dts/qcom/sdm845-google-blueline.dts | 19 ++++++++++++++++++- arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi | 2 +- 2 files changed, 19 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/sdm845-google-blueline.dts b/arch/arm64/boot/dts/qcom/sdm845-google-blueline.dts index fa89be500fb85..51c835dca43f1 100644 --- a/arch/arm64/boot/dts/qcom/sdm845-google-blueline.dts +++ b/arch/arm64/boot/dts/qcom/sdm845-google-blueline.dts @@ -21,17 +21,34 @@ &framebuffer0 { stride = <(1080 * 4)>; }; &i2c2 { clock-frequency = <1000000>; status = "okay"; - /* ST,FTS @ 49 */ + touchscreen@49 { + compatible = "st,stmfts5"; + reg = <0x49>; + + pinctrl-0 = <&touchscreen_irq_n>, <&touchscreen_reset>; + pinctrl-names = "default"; + + interrupts-extended = <&tlmm 125 IRQ_TYPE_LEVEL_LOW>; + + mode-switch-gpios = <&tlmm 136 GPIO_ACTIVE_HIGH>; + reset-gpios = <&tlmm 99 GPIO_ACTIVE_LOW>; + + avdd-supply = <&vreg_l19a_3p3>; + vdd-supply = <&vreg_l14a_1p8>; + + touchscreen-size-x = <1080>; + touchscreen-size-y = <2160>; + }; }; &mdss_dsi0 { vdda-supply = <&vdda_mipi_dsi0_1p2>; status = "okay"; panel@0 { diff --git a/arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi b/arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi index 9368fd6b87515..bd3b5d7b7396e 100644 --- a/arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi +++ b/arch/arm64/boot/dts/qcom/sdm845-google-common.dtsi @@ -492,17 +492,17 @@ nfc_enable_default: nfc-enable-default-state { touchscreen_reset: ts-reset-state { pins = "gpio99"; function = "gpio"; drive-strength = <8>; bias-pull-up; }; - touchscreen_pins: ts-pins-gpio-state { + touchscreen_irq_n: ts-irq-n-gpio-state { pins = "gpio125"; function = "gpio"; drive-strength = <2>; bias-disable; }; touchscreen_i2c_pins: qup-i2c2-gpio-state { pins = "gpio27", "gpio28"; -- 2.55.0
