ARM: tegra: Add node for trackpad in Nyan boards

The Nyan boards have a eKTH3000 from Elan as their trackpad, connected
through I2C.

Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
Reviewed-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>

diff --git a/arch/arm/boot/dts/tegra124-nyan.dtsi b/arch/arm/boot/dts/tegra124-nyan.dtsi
index c0ee53f324e0956476558a56c93747ea48d58afd..579b0b9c7383f5b302133f7a8411f6c2af4ebf78 100644 (file)
--- a/arch/arm/boot/dts/tegra124-nyan.dtsi
+++ b/arch/arm/boot/dts/tegra124-nyan.dtsi
@@ -71,6 +71,14 @@
        i2c@0,7000c400 {
                status = "okay";
                clock-frequency = <100000>;
+
+               trackpad@15 {
+                       compatible = "elan,ekth3000";
+                       reg = <0x15>;
+                       interrupt-parent = <&gpio>;
+                       interrupts = <TEGRA_GPIO(W, 3) IRQ_TYPE_EDGE_FALLING>;
+                       wakeup-source;
+               };
        };
 
        i2c@0,7000c500 {