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ARM: tegra: add touchpad to Venice2 DT 

Venice2 contains an Atmel MXT touchpad. Add an I2C node for it to DT.
The Linux driver doesn't quite work on this platform yet, but adding
the DT node causes no issues, and will allow the device to work once
the driver is fixed.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
This commit is contained in:
Stephen Warren 2014-09-02 09:57:09 -06:00
parent b10231344f
commit bf8f039230
1 changed files with 8 additions and 0 deletions
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8
arch/arm/boot/dts/tegra124-venice2.dts
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@ -606,6 +606,14 @@ acodec: audio-codec@10 {
i2c@0,7000c400 { i2c@0,7000c400 {
status = "okay"; status = "okay";
clock-frequency = <100000>; clock-frequency = <100000>;
trackpad@4b {
compatible = "atmel,maxtouch";
reg = <0x4b>;
interrupt-parent = <&gpio>;
interrupts = <TEGRA_GPIO(W, 3) IRQ_TYPE_LEVEL_LOW>;
linux,gpio-keymap = <0 0 0 BTN_LEFT>;
};
}; };
i2c@0,7000c500 { i2c@0,7000c500 {