diff options
| author | Lin, Meng-Bo <linmengbo0689@protonmail.com> | 2022-11-23 03:39:21 +0000 |
|---|---|---|
| committer | Bjorn Andersson <andersson@kernel.org> | 2022-12-27 20:59:28 -0600 |
| commit | 7b8847e9d56f5e397b37df63f271f3166a09f3a8 (patch) | |
| tree | dc02da75cf5cdf3818ecd88d7404e03b16d7bc69 /arch/arm64/boot/dts/qcom/msm8916-acer-a1-724.dts | |
| parent | 85e0a0f8bfa42dc05b7d89798df6fbc2c13147a6 (diff) | |
arm64: dts: qcom: msm8916-acer-a1-724: Add touchscreen
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@protonmail.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20221123033844.149115-1-linmengbo0689@protonmail.com
Diffstat (limited to 'arch/arm64/boot/dts/qcom/msm8916-acer-a1-724.dts')
| -rw-r--r-- | arch/arm64/boot/dts/qcom/msm8916-acer-a1-724.dts | 40 |
1 files changed, 40 insertions, 0 deletions
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 @@ }; }; +&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 @@ 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"; |