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arm64: tegra: Add initial power tree for P3310

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Enable the Maxim MAX77620 PMIC found on P3310 and add some fixed
regulators to model the power tree.

Acked-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Thierry Reding
2017-02-23 18:30:48 +01:00
parent 24975b8c21
commit 02df3f03a8
1 changed files with 220 additions and 0 deletions
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220
arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
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@@ -1,5 +1,7 @@
#include "tegra186.dtsi"
#include <dt-bindings/mfd/max77620.h>
/ {
model = "NVIDIA Tegra186 P3310 Processor Module";
compatible = "nvidia,p3310", "nvidia,tegra186";
@@ -115,6 +117,189 @@
bpmp {
i2c {
status = "okay";
pmic: pmic@3c {
compatible = "maxim,max77620";
reg = <0x3c>;
interrupts = <GIC_SPI 209 IRQ_TYPE_LEVEL_HIGH>;
#interrupt-cells = <2>;
interrupt-controller;
#gpio-cells = <2>;
gpio-controller;
pinctrl-names = "default";
pinctrl-0 = <&max77620_default>;
max77620_default: pinmux {
gpio0 {
pins = "gpio0";
function = "gpio";
};
gpio1 {
pins = "gpio1";
function = "fps-out";
maxim,active-fps-source = <MAX77620_FPS_SRC_0>;
};
gpio2 {
pins = "gpio2";
function = "fps-out";
maxim,active-fps-source = <MAX77620_FPS_SRC_1>;
};
gpio3 {
pins = "gpio3";
function = "fps-out";
maxim,active-fps-source = <MAX77620_FPS_SRC_1>;
};
gpio4 {
pins = "gpio4";
function = "32k-out1";
drive-push-pull = <1>;
};
gpio5 {
pins = "gpio5";
function = "gpio";
drive-push-pull = <0>;
};
gpio6 {
pins = "gpio6";
function = "gpio";
drive-push-pull = <1>;
};
gpio7 {
pins = "gpio7";
function = "gpio";
drive-push-pull = <0>;
};
};
fps {
fps0 {
maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>;
maxim,shutdown-fps-time-period-us = <640>;
};
fps1 {
maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN1>;
maxim,shutdown-fps-time-period-us = <640>;
};
fps2 {
maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>;
maxim,shutdown-fps-time-period-us = <640>;
};
};
regulators {
in-sd0-supply = <&vdd_5v0_sys>;
in-sd1-supply = <&vdd_5v0_sys>;
in-sd2-supply = <&vdd_5v0_sys>;
in-sd3-supply = <&vdd_5v0_sys>;
in-ldo0-1-supply = <&vdd_5v0_sys>;
in-ldo2-supply = <&vdd_5v0_sys>;
in-ldo3-5-supply = <&vdd_5v0_sys>;
in-ldo4-6-supply = <&vdd_1v8>;
in-ldo7-8-supply = <&avdd_dsi_csi>;
sd0 {
regulator-name = "VDD_DDR_1V1_PMIC";
regulator-min-microvolt = <1100000>;
regulator-max-microvolt = <1100000>;
regulator-always-on;
regulator-boot-on;
};
avdd_dsi_csi: sd1 {
regulator-name = "AVDD_DSI_CSI_1V2";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
/* XXX */
regulator-always-on;
regulator-boot-on;
};
vdd_1v8: sd2 {
regulator-name = "VDD_1V8";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
/* XXX */
regulator-always-on;
regulator-boot-on;
};
vdd_3v3_sys: sd3 {
regulator-name = "VDD_3V3_SYS";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
/* XXX */
regulator-always-on;
regulator-boot-on;
};
ldo0 {
regulator-name = "VDD_1V8_AP_PLL";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
/* XXX */
regulator-always-on;
regulator-boot-on;
};
ldo2 {
regulator-name = "VDDIO_3V3_AOHV";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
/* XXX */
regulator-always-on;
regulator-boot-on;
};
vddio_sdmmc1: ldo3 {
regulator-name = "VDDIO_SDMMC1_AP";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
};
ldo4 {
regulator-name = "VDD_RTC";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
};
vddio_sdmmc3: ldo5 {
regulator-name = "VDDIO_SDMMC3_AP";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
};
avdd_1v05: ldo7 {
regulator-name = "VDD_HDMI_1V05";
regulator-min-microvolt = <1050000>;
regulator-max-microvolt = <1050000>;
/* XXX */
regulator-always-on;
regulator-boot-on;
};
vdd_pex: ldo8 {
regulator-name = "VDD_PEX_1V05";
regulator-min-microvolt = <1050000>;
regulator-max-microvolt = <1050000>;
/* XXX */
regulator-always-on;
regulator-boot-on;
};
};
};
};
};
@@ -123,4 +308,39 @@
status = "okay";
method = "smc";
};
regulators {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <0>;
vdd_5v0_sys: regulator@0 {
compatible = "regulator-fixed";
reg = <0>;
regulator-name = "VDD_5V0_SYS";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
regulator-always-on;
regulator-boot-on;
};
vdd_1v8_ap: regulator@1 {
compatible = "regulator-fixed";
reg = <1>;
regulator-name = "VDD_1V8_AP";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
/* XXX */
regulator-always-on;
regulator-boot-on;
gpio = <&pmic 1 GPIO_ACTIVE_HIGH>;
enable-active-high;
vin-supply = <&vdd_1v8>;
};
};
};