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ARM: tegra: apalis: Fix HDMI power supplies

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Fix HDMI supplies (both regular VDD as well as PLL ones) being switched
by the TPS65911 PMIC's GPIO6 aka EN_VDD_HDMI by introducing two new GPIO
switched fixed regulators avdd_hdmi_pll_1v8_reg and avdd_hdmi_3v3_reg.

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Marcel Ziswiler 2015-08-28 14:42:29 +02:00 • committed by Thierry Reding
parent a5e27206b3
commit 654b7d6aec
1 changed files with 27 additions and 5 deletions
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32
arch/arm/boot/dts/tegra30-apalis.dtsi
View file

@ -34,8 +34,8 @@
host1x@50000000 { host1x@50000000 {
hdmi@54280000 { hdmi@54280000 {
vdd-supply = <&sys_3v3_reg>; vdd-supply = <&avdd_hdmi_3v3_reg>;
pll-supply = <&vio_reg>; pll-supply = <&avdd_hdmi_pll_1v8_reg>;
nvidia,hpd-gpio = nvidia,hpd-gpio =
<&gpio TEGRA_GPIO(N, 7) GPIO_ACTIVE_HIGH>; <&gpio TEGRA_GPIO(N, 7) GPIO_ACTIVE_HIGH>;
@ -667,18 +667,40 @@
#address-cells = <1>; #address-cells = <1>;
#size-cells = <0>; #size-cells = <0>;
sys_3v3_reg: regulator@100 { avdd_hdmi_pll_1v8_reg: regulator@100 {
compatible = "regulator-fixed"; compatible = "regulator-fixed";
reg = <100>; reg = <100>;
regulator-name = "+V1.8_AVDD_HDMI_PLL";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
enable-active-high;
gpio = <&pmic 6 GPIO_ACTIVE_HIGH>;
vin-supply = <&vio_reg>;
};
sys_3v3_reg: regulator@101 {
compatible = "regulator-fixed";
reg = <101>;
regulator-name = "3v3"; regulator-name = "3v3";
regulator-min-microvolt = <3300000>; regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>; regulator-max-microvolt = <3300000>;
regulator-always-on; regulator-always-on;
}; };
charge_pump_5v0_reg: regulator@101 { avdd_hdmi_3v3_reg: regulator@102 {
compatible = "regulator-fixed"; compatible = "regulator-fixed";
reg = <101>; reg = <102>;
regulator-name = "+V3.3_AVDD_HDMI";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
enable-active-high;
gpio = <&pmic 6 GPIO_ACTIVE_HIGH>;
vin-supply = <&sys_3v3_reg>;
};
charge_pump_5v0_reg: regulator@103 {
compatible = "regulator-fixed";
reg = <103>;
regulator-name = "5v0"; regulator-name = "5v0";
regulator-min-microvolt = <5000000>; regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>; regulator-max-microvolt = <5000000>;