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[4/7] ARM: tegra: harmony - Add +5V HDMI supply

Message ID 1398440691-23366-5-git-send-email-thierry.reding@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Thierry Reding April 25, 2014, 3:44 p.m. UTC 
From: Thierry Reding <treding@nvidia.com>

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>
---
 arch/arm/boot/dts/tegra20-harmony.dts | 12 ++++++++++++
 1 file changed, 12 insertions(+)
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Patch

diff --git a/arch/arm/boot/dts/tegra20-harmony.dts b/arch/arm/boot/dts/tegra20-harmony.dts
index 650daf16c37b..1f4469549c03 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 {