From 2904a41c50e408c0a1e90da0045400edb6f155fe Mon Sep 17 00:00:00 2001 From: Marijn Suijten Date: Sun, 30 Oct 2022 08:32:31 +0100 Subject: [PATCH] arm64: dts: qcom: sm6350-lena: Configure Samsung touchscreen Use the generic samsung,s6sy761 touchscreen driver for this device, together with a few pins and regulators to power it up correctly. Signed-off-by: Marijn Suijten Reviewed-by: Konrad Dybcio Signed-off-by: Bjorn Andersson Link: https://lore.kernel.org/r/20221030073232.22726-10-marijn.suijten@somainline.org --- .../dts/qcom/sm6350-sony-xperia-lena-pdx213.dts | 41 ++++++++++++++++++++++ 1 file changed, 41 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sm6350-sony-xperia-lena-pdx213.dts b/arch/arm64/boot/dts/qcom/sm6350-sony-xperia-lena-pdx213.dts index 6eb1d4e..20f3562 100644 --- a/arch/arm64/boot/dts/qcom/sm6350-sony-xperia-lena-pdx213.dts +++ b/arch/arm64/boot/dts/qcom/sm6350-sony-xperia-lena-pdx213.dts @@ -43,6 +43,15 @@ gpios = <&pm6350_gpios 2 GPIO_ACTIVE_LOW>; }; }; + + touch_en_vreg: touch-en-regulator { + compatible = "regulator-fixed"; + regulator-name = "touch_en_vreg"; + gpio = <&tlmm 10 GPIO_ACTIVE_HIGH>; + enable-active-high; + + vin-supply = <&pm6350_l6>; + }; }; &apps_rsc { @@ -280,6 +289,23 @@ status = "okay"; }; +&i2c8 { + clock-frequency = <400000>; + status = "okay"; + + touchscreen@48 { + compatible = "samsung,s6sy761"; + reg = <0x48>; + interrupt-parent = <&tlmm>; + interrupts = <22 0x2008>; + vdd-supply = <&pm6350_l11>; + avdd-supply = <&touch_en_vreg>; + + pinctrl-names = "default"; + pinctrl-0 = <&ts_int_default &ts_active>; + }; +}; + &pm6350_gpios { gpio_keys_state: gpio-keys-state { key-volume-down-pins { @@ -334,6 +360,21 @@ &tlmm { gpio-reserved-ranges = <13 4>, <45 2>, <56 2>; + + ts_active: ts-active-state { + pins = "gpio21"; + function = "gpio"; + drive-strength = <8>; + bias-pull-up; + }; + + ts_int_default: ts-int-default-state { + pins = "gpio22"; + function = "gpio"; + drive-strength = <2>; + bias-disable; + input-enable; + }; }; &usb_1 { -- 2.7.4