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Commit 02df3f03 authored by Thierry Reding's avatar Thierry Reding
Browse files

arm64: tegra: Add initial power tree for P3310 



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

Acked-by: default avatarJon Hunter <jonathanh@nvidia.com>
Signed-off-by: default avatarThierry Reding <treding@nvidia.com>
parent 24975b8c

arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi

+220 −0
Original line number Diff line number Diff line 
#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>;

		};

	};

};