ARM: tegra: colibri: Add touch pen interrupt pin muxing

Add TOUCH_PEN_INT# pin muxing required for proper STMPE811 touch screen
controller operation.

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>

diff --git a/arch/arm/boot/dts/tegra30-colibri.dtsi b/arch/arm/boot/dts/tegra30-colibri.dtsi
index 57335c30a013fcf63301ae41ab60afea236d734e..fba3d2a8b9fcc7573665c6964750ed650b9289fe 100644 (file)
--- a/arch/arm/boot/dts/tegra30-colibri.dtsi
+++ b/arch/arm/boot/dts/tegra30-colibri.dtsi
@@ -183,6 +183,15 @@
                                nvidia,tristate = <TEGRA_PIN_DISABLE>;
                                nvidia,enable-input = <TEGRA_PIN_ENABLE>;
                        };
+
+                       /* TOUCH_PEN_INT# */
+                       pv0 {
+                               nvidia,pins = "pv0";
+                               nvidia,function = "rsvd1";
+                               nvidia,pull = <TEGRA_PIN_PULL_NONE>;
+                               nvidia,tristate = <TEGRA_PIN_DISABLE>;
+                               nvidia,enable-input = <TEGRA_PIN_ENABLE>;
+                       };
                };
        };