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arm64: tegra: Enable HDMI on Jetson TX2

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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>
This commit is contained in:
Thierry Reding 2017-03-28 15:18:11 +02:00
parent 5bb88b7abc
commit 363285059d
2 changed files with 52 additions and 1 deletions
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51
arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts
View File

@ -74,6 +74,43 @@ pci@3,0 {
};
};
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 @@ vdd_sd: regulator@100 {
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>;
};
};
};

2
arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
View File

@ -321,7 +321,7 @@ vddio_sdmmc3: ldo5 {
regulator-max-microvolt = <2800000>;
};
avdd_1v05: ldo7 {
vdd_hdmi_1v05: ldo7 {
regulator-name = "VDD_HDMI_1V05";
regulator-min-microvolt = <1050000>;
regulator-max-microvolt = <1050000>;