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| author | Nikita Travkin <nikitos.tr@gmail.com> | 2020-11-13 22:59:13 +0500 |
|---|---|---|
| committer | Bjorn Andersson <bjorn.andersson@linaro.org> | 2020-11-22 23:04:34 -0600 |
| commit | 6eb815289a3794264eee597c2daa311e051ff6fc (patch) | |
| tree | 2e7cc2a325d40716140994f3a4269ad8bf4ceb45 | |
| parent | 0af8bbdb6bb83b2b3cf0d005f1cfff5afe75c7c1 (diff) | |
| download | linux-6eb815289a3794264eee597c2daa311e051ff6fc.tar.gz | |
arm64: dts: msm8916-longcheer-l8150: Add touchscreen
L8150 has RMI4 compatible Synaptics touchscreen on blsp_i2c5. It is powered by fixed regulator. Add both to the device tree. Reviewed-by: Stephan Gerhold <stephan@gerhold.net> Signed-off-by: Nikita Travkin <nikitos.tr@gmail.com> Link: https://lore.kernel.org/r/20201113175917.189123-2-nikitos.tr@gmail.com Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
| -rw-r--r-- | arch/arm64/boot/dts/qcom/msm8916-longcheer-l8150.dts | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/qcom/msm8916-longcheer-l8150.dts b/arch/arm64/boot/dts/qcom/msm8916-longcheer-l8150.dts index d106bdbfda68..21f2e8e0d05e 100644 --- a/arch/arm64/boot/dts/qcom/msm8916-longcheer-l8150.dts +++ b/arch/arm64/boot/dts/qcom/msm8916-longcheer-l8150.dts @@ -5,6 +5,7 @@ #include "msm8916-pm8916.dtsi" #include <dt-bindings/gpio/gpio.h> #include <dt-bindings/input/input.h> +#include <dt-bindings/interrupt-controller/irq.h> / { model = "Longcheer L8150"; @@ -50,6 +51,52 @@ linux,code = <KEY_VOLUMEUP>; }; }; + + reg_ctp: regulator-ctp { + compatible = "regulator-fixed"; + regulator-name = "ctp"; + + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + + gpio = <&msmgpio 17 GPIO_ACTIVE_HIGH>; + enable-active-high; + + pinctrl-names = "default"; + pinctrl-0 = <&ctp_pwr_en_default>; + }; +}; + +&blsp_i2c5 { + status = "okay"; + + rmi4@20 { + compatible = "syna,rmi4-i2c"; + reg = <0x20>; + #address-cells = <1>; + #size-cells = <0>; + + interrupt-parent = <&msmgpio>; + interrupts = <13 IRQ_TYPE_EDGE_FALLING>; + + vdd-supply = <®_ctp>; + vio-supply = <&pm8916_l6>; + + pinctrl-names = "default"; + pinctrl-0 = <&tp_int_default>; + + syna,startup-delay-ms = <10>; + + rmi4-f01@1 { + reg = <0x1>; + syna,nosleep-mode = <1>; // Allow sleeping + }; + + rmi4-f12@12 { + reg = <0x12>; + syna,sensor-type = <1>; // Touchscreen + }; + }; }; &blsp1_uart2 { @@ -201,6 +248,14 @@ }; &msmgpio { + ctp_pwr_en_default: ctp-pwr-en-default { + pins = "gpio17"; + function = "gpio"; + + drive-strength = <2>; + bias-disable; + }; + gpio_keys_default: gpio-keys-default { pins = "gpio107"; function = "gpio"; @@ -209,6 +264,14 @@ bias-pull-up; }; + tp_int_default: tp-int-default { + pins = "gpio13"; + function = "gpio"; + + drive-strength = <2>; + bias-disable; + }; + usb_vbus_default: usb-vbus-default { pins = "gpio62"; function = "gpio"; |