From 6054dd39de8abf9dba36cc27d53b64f6fd31c524 Mon Sep 17 00:00:00 2001 From: Thierry Reding Date: Fri, 25 Apr 2014 17:44:47 +0200 Subject: ARM: tegra: jetson-tk1 - Enable HDMI support Add HDMI +5V, VDD and PLL regulators and enable the DDC I2C controller. Enable the HDMI device, provide the power supplies as well as the DDC adapter and use pin the standard pin (PN7) for hotplug detection. Signed-off-by: Thierry Reding Signed-off-by: Stephen Warren --- arch/arm/boot/dts/tegra124-jetson-tk1.dts | 39 +++++++++++++++++++++++++++++-- 1 file changed, 37 insertions(+), 2 deletions(-) (limited to 'arch/arm/boot/dts/tegra124-jetson-tk1.dts') diff --git a/arch/arm/boot/dts/tegra124-jetson-tk1.dts b/arch/arm/boot/dts/tegra124-jetson-tk1.dts index dd3076d94727..e30a5778f675 100644 --- a/arch/arm/boot/dts/tegra124-jetson-tk1.dts +++ b/arch/arm/boot/dts/tegra124-jetson-tk1.dts @@ -16,6 +16,20 @@ reg = <0x0 0x80000000 0x0 0x80000000>; }; + host1x@0,50000000 { + hdmi@0,54280000 { + status = "okay"; + + hdmi-supply = <&vdd_5v0_hdmi>; + pll-supply = <&vdd_hdmi_pll>; + vdd-supply = <&vdd_3v3_hdmi>; + + nvidia,ddc-i2c-bus = <&hdmi_ddc>; + nvidia,hpd-gpio = + <&gpio TEGRA_GPIO(N, 7) GPIO_ACTIVE_HIGH>; + }; + }; + pinmux: pinmux@0,70000868 { pinctrl-names = "default"; pinctrl-0 = <&state_default>; @@ -1382,7 +1396,7 @@ }; /* HDMI DDC */ - i2c@0,7000c700 { + hdmi_ddc: i2c@0,7000c700 { status = "okay"; clock-frequency = <100000>; }; @@ -1477,7 +1491,7 @@ regulator-boot-on; }; - sd4 { + vdd_1v05_run: sd4 { regulator-name = "+1.05V_RUN"; regulator-min-microvolt = <1050000>; regulator-max-microvolt = <1050000>; @@ -1765,6 +1779,27 @@ enable-active-high; vin-supply = <&vdd_3v3_sys>; }; + + vdd_hdmi_pll: regulator@11 { + compatible = "regulator-fixed"; + reg = <11>; + regulator-name = "+1.05V_RUN_AVDD_HDMI_PLL"; + regulator-min-microvolt = <1050000>; + regulator-max-microvolt = <1050000>; + gpio = <&gpio TEGRA_GPIO(H, 7) GPIO_ACTIVE_LOW>; + vin-supply = <&vdd_1v05_run>; + }; + + vdd_5v0_hdmi: regulator@12 { + compatible = "regulator-fixed"; + reg = <12>; + regulator-name = "+5V_HDMI_CON"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&gpio TEGRA_GPIO(K, 6) GPIO_ACTIVE_HIGH>; + enable-active-high; + vin-supply = <&vdd_5v0_sys>; + }; }; sound { -- cgit