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authorThierry Reding <treding@nvidia.com>2017-03-28 15:18:11 +0200
committerThierry Reding <treding@nvidia.com>2017-12-13 13:22:56 +0100
commit363285059d46db16817b4abc34d3c266d194c937 (patch)
tree10d737af77d312fed2114d40979ca82b4727aa46 /arch/arm64/boot/dts
parentarm64: tegra: Mark I2C4 as DDC on P3310 (diff)
downloadlinux-dev-363285059d46db16817b4abc34d3c266d194c937.tar.xz
linux-dev-363285059d46db16817b4abc34d3c266d194c937.zip
arm64: tegra: Enable HDMI on Jetson TX2
Enable the host1x and necessary children and hook up the HDMI +5V pin to enable video output on the HDMI port found on Jetson TX2. Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'arch/arm64/boot/dts')
-rw-r--r--arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts51
-rw-r--r--arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi2
2 files changed, 52 insertions, 1 deletions
diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts b/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts
index 42a23997dcdb..bd5305a634b1 100644
--- a/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts
@@ -74,6 +74,43 @@
};
};
+ host1x@13e00000 {
+ status = "okay";
+
+ dpaux@15040000 {
+ status = "okay";
+ };
+
+ display-hub@15200000 {
+ status = "okay";
+ };
+
+ dsi@15300000 {
+ status = "disabled";
+ };
+
+ sor@15540000 {
+ status = "disabled";
+
+ nvidia,dpaux = <&dpaux1>;
+ };
+
+ sor@15580000 {
+ status = "okay";
+
+ avdd-io-supply = <&vdd_hdmi_1v05>;
+ vdd-pll-supply = <&vdd_1v8_ap>;
+ hdmi-supply = <&vdd_hdmi>;
+
+ nvidia,ddc-i2c-bus = <&ddc>;
+ nvidia,hpd-gpio = <&gpio TEGRA_MAIN_GPIO(P, 1) GPIO_ACTIVE_LOW>;
+ };
+
+ dpaux@155c0000 {
+ status = "okay";
+ };
+ };
+
gpio-keys {
compatible = "gpio-keys";
@@ -120,5 +157,19 @@
vin-supply = <&vdd_3v3_sys>;
};
+
+ vdd_hdmi: regulator@101 {
+ compatible = "regulator-fixed";
+ reg = <101>;
+
+ regulator-name = "VDD_HDMI_5V0";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+
+ gpio = <&exp1 14 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+
+ vin-supply = <&vdd_5v0_sys>;
+ };
};
};
diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
index 923a4c6b52c0..09f1707539a0 100644
--- a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
@@ -321,7 +321,7 @@
regulator-max-microvolt = <2800000>;
};
- avdd_1v05: ldo7 {
+ vdd_hdmi_1v05: ldo7 {
regulator-name = "VDD_HDMI_1V05";
regulator-min-microvolt = <1050000>;
regulator-max-microvolt = <1050000>;