diff options
| author | Iskren Chernev <iskren.chernev@gmail.com> | 2020-09-20 17:48:55 +0300 |
|---|---|---|
| committer | Bjorn Andersson <bjorn.andersson@linaro.org> | 2020-10-26 17:52:37 +0300 |
| commit | 972f5a62a698857f4a02a6667f53ca158ce7421d (patch) | |
| tree | 1b2208af1f045adcef1dbc215315ae3b1e15babc /arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts | |
| parent | a193dc521c97c07098bf0b6345966561a1f0ab9f (diff) | |
| download | linux-972f5a62a698857f4a02a6667f53ca158ce7421d.tar.xz | |
ARM: dts: qcom: msm8974-klte: Add support for touchscreen
Add support for the touchscreen found on the Samsung Galaxy S5.
Signed-off-by: Iskren Chernev <iskren.chernev@gmail.com>
Link: https://lore.kernel.org/r/20200920144859.813032-4-iskren.chernev@gmail.com
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Diffstat (limited to 'arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts')
| -rw-r--r-- | arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts b/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts index 750e2f261139..085636f182d0 100644 --- a/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts +++ b/arch/arm/boot/dts/qcom-msm8974-samsung-klte.dts @@ -284,6 +284,16 @@ }; }; + i2c2_pins: i2c2 { + mux { + pins = "gpio6", "gpio7"; + function = "blsp_i2c2"; + + drive-strength = <2>; + bias-disable; + }; + }; + i2c6_pins: i2c6 { mux { pins = "gpio29", "gpio30"; @@ -342,6 +352,42 @@ }; }; + i2c@f9924000 { + status = "okay"; + + pinctrl-names = "default"; + pinctrl-0 = <&i2c2_pins>; + + touchscreen@20 { + compatible = "syna,rmi4-i2c"; + reg = <0x20>; + + interrupt-parent = <&pma8084_gpios>; + interrupts = <8 IRQ_TYPE_EDGE_FALLING>; + + vdd-supply = <&max77826_ldo13>; + vio-supply = <&pma8084_lvs2>; + + pinctrl-names = "default"; + pinctrl-0 = <&touch_pin>; + + syna,startup-delay-ms = <100>; + + #address-cells = <1>; + #size-cells = <0>; + + rmi4-f01@1 { + reg = <0x1>; + syna,nosleep-mode = <1>; + }; + + rmi4-f12@12 { + reg = <0x12>; + syna,sensor-type = <1>; + }; + }; + }; + i2c@f9928000 { status = "okay"; @@ -460,6 +506,14 @@ input-enable; power-source = <PMA8084_GPIO_S4>; }; + + touch_pin: touchscreen-int-pin { + pins = "gpio8"; + function = "normal"; + bias-disable; + input-enable; + power-source = <PMA8084_GPIO_S4>; + }; }; }; }; |