Messages in this thread Patch in this message | | | From | AngeloGioacchino Del Regno <> | Subject | [PATCH v2 13/17] arm64: dts: mediatek: mt6795-xperia-m5: Add Synaptics RMI4 Touchscreen | Date | Mon, 27 Mar 2023 10:36:43 +0200 |
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Add the RMI4 Touchscreen on I2C2 and its pin definitions.
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> --- .../dts/mediatek/mt6795-sony-xperia-m5.dts | 35 +++++++++++++++++++ 1 file changed, 35 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt6795-sony-xperia-m5.dts b/arch/arm64/boot/dts/mediatek/mt6795-sony-xperia-m5.dts index 6df1c848e2d5..edab90f06a24 100644 --- a/arch/arm64/boot/dts/mediatek/mt6795-sony-xperia-m5.dts +++ b/arch/arm64/boot/dts/mediatek/mt6795-sony-xperia-m5.dts @@ -71,6 +71,28 @@ &i2c2 { pinctrl-names = "default"; pinctrl-0 = <&i2c2_pins>; status = "okay"; + + touchscreen@20 { + compatible = "syna,rmi4-i2c"; + reg = <0x20>; + #address-cells = <1>; + #size-cells = <0>; + interrupts-extended = <&pio 6 IRQ_TYPE_EDGE_FALLING>; + pinctrl-names = "default"; + pinctrl-0 = <&ts_pins>; + syna,startup-delay-ms = <160>; + syna,reset-delay-ms = <90>; + + rmi4-f01@1 { + reg = <0x1>; + syna,nosleep-mode = <1>; + }; + + rmi4-f12@12 { + reg = <0x12>; + syna,sensor-type = <1>; + }; + }; }; &i2c3 { @@ -80,6 +102,19 @@ &i2c3 { }; &pio { + ts_pins: touchscreen-pins { + pins-irq { + pinmux = <PINMUX_GPIO6__FUNC_GPIO6>; + bias-pull-up; + input-enable; + }; + + pins-rst { + pinmux = <PINMUX_GPIO102__FUNC_GPIO102>; + output-high; + }; + }; + i2c0_pins: i2c0-pins { pins-bus { pinmux = <PINMUX_GPIO45__FUNC_SDA0>, -- 2.40.0
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