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| author | Stephan Gerhold <stephan@gerhold.net> | 2021-05-14 13:43:25 +0300 |
|---|---|---|
| committer | Bjorn Andersson <bjorn.andersson@linaro.org> | 2021-06-10 19:04:53 +0300 |
| commit | 918f24ae4597d5a5e3cdfca0fe7aa3ebd345a25b (patch) | |
| tree | e9ff7c3bbdfc5f7dc2e277cbc409b70e02940c72 /arch/arm64/boot/dts/qcom/msm8916-huawei-g7.dts | |
| parent | 55056b229189be2b4b8e636f0566a0b5bfd3c8f8 (diff) | |
| download | linux-918f24ae4597d5a5e3cdfca0fe7aa3ebd345a25b.tar.xz | |
arm64: dts: qcom: msm8916-huawei-g7: Add touchscreen
The Huawei Ascend G7 has a Synaptics "C199HW-006" touchscreen,
supplied by pm8916_l17 and pm8916_l16. Add it to the device tree
and reduce the maximum allowed voltage for pm8916_l16 to 1.8V since
we really should not use more for an I/O supply.
Signed-off-by: Stephan Gerhold <stephan@gerhold.net>
Link: https://lore.kernel.org/r/20210514104328.18756-2-stephan@gerhold.net
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Diffstat (limited to 'arch/arm64/boot/dts/qcom/msm8916-huawei-g7.dts')
| -rw-r--r-- | arch/arm64/boot/dts/qcom/msm8916-huawei-g7.dts | 43 |
1 files changed, 42 insertions, 1 deletions
diff --git a/arch/arm64/boot/dts/qcom/msm8916-huawei-g7.dts b/arch/arm64/boot/dts/qcom/msm8916-huawei-g7.dts index d67aa7dd4a21..f928179f9ded 100644 --- a/arch/arm64/boot/dts/qcom/msm8916-huawei-g7.dts +++ b/arch/arm64/boot/dts/qcom/msm8916-huawei-g7.dts @@ -6,6 +6,7 @@ #include "msm8916-pm8916.dtsi" #include <dt-bindings/gpio/gpio.h> #include <dt-bindings/input/input.h> +#include <dt-bindings/interrupt-controller/irq.h> #include <dt-bindings/leds/common.h> /* @@ -84,6 +85,38 @@ }; }; +&blsp_i2c5 { + status = "okay"; + + rmi4@70 { + compatible = "syna,rmi4-i2c"; + reg = <0x70>; + #address-cells = <1>; + #size-cells = <0>; + + interrupt-parent = <&msmgpio>; + interrupts = <13 IRQ_TYPE_EDGE_FALLING>; + + vdd-supply = <&pm8916_l17>; + vio-supply = <&pm8916_l16>; + + pinctrl-names = "default"; + pinctrl-0 = <&ts_irq_default>; + + syna,startup-delay-ms = <100>; + + rmi4-f01@1 { + reg = <0x1>; + syna,nosleep-mode = <1>; /* Allow sleeping */ + }; + + rmi4-f11@11 { + reg = <0x11>; + syna,sensor-type = <1>; /* Touchscreen */ + }; + }; +}; + &blsp1_uart2 { status = "okay"; }; @@ -230,7 +263,7 @@ l16 { regulator-min-microvolt = <1800000>; - regulator-max-microvolt = <3300000>; + regulator-max-microvolt = <1800000>; }; l17 { @@ -269,6 +302,14 @@ bias-disable; }; + ts_irq_default: ts-irq-default { + pins = "gpio13"; + function = "gpio"; + + drive-strength = <2>; + bias-disable; + }; + usb_id_default: usb-id-default { pins = "gpio117"; function = "gpio"; |