ARM: tegra: harmony - Add +5V HDMI supply

This supply controls the +5V pin on the HDMI connector, which in turn is
used by attached sinks to return the hotplug detect signal.

Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>

1 files changed, 12 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/tegra20-harmony.dts b/arch/arm/boot/dts/tegra20-harmony.dts
index 3fb1f50f6d46..f45aad688d9b 100644
--- a/arch/arm/boot/dts/tegra20-harmony.dts
+++ b/arch/arm/boot/dts/tegra20-harmony.dts
@@ -28,6 +28,7 @@
                 hdmi@54280000 {
                         status = "okay";
 
+                        hdmi-supply = <&vdd_5v0_hdmi>;
                         vdd-supply = <&hdmi_vdd_reg>;
                         pll-supply = <&hdmi_pll_reg>;
 
@@ -724,6 +725,17 @@
                         gpio = <&gpio TEGRA_GPIO(W, 0) GPIO_ACTIVE_HIGH>;
                         enable-active-high;
                 };
+
+                vdd_5v0_hdmi: regulator@6 {
+                        compatible = "regulator-fixed";
+                        reg = <6>;
+                        regulator-name = "VDDIO_HDMI";
+                        regulator-min-microvolt = <5000000>;
+                        regulator-max-microvolt = <5000000>;
+                        gpio = <&gpio TEGRA_GPIO(T, 2) GPIO_ACTIVE_HIGH>;
+                        enable-active-high;
+                        vin-supply = <&vdd_5v0_reg>;
+                };
         };
 
         sound {