Commit 51e5e018 authored by Mark Zhang's avatar Mark Zhang Committed by Thierry Reding
Browse files

arm64: tegra: Add regulators for Tegra210 Darcy 



Add regulators to the Tegra210 Darcy DTS file including support for
the MAX77620 PMIC.

Signed-off-by: default avatarMark Zhang <markz@nvidia.com>
Signed-off-by: default avatarThierry Reding <treding@nvidia.com>
parent 6ec2c716

arch/arm64/boot/dts/nvidia/tegra210-p2894.dtsi

+465 −0
Original line number Diff line number Diff line
@@ -2,6 +2,7 @@ 


#include <dt-bindings/input/input.h>

#include <dt-bindings/input/gpio-keys.h>

#include <dt-bindings/mfd/max77620.h>

#include <dt-bindings/pinctrl/pinctrl-tegra.h>

#include "tegra210.dtsi"
@@ -1323,6 +1324,250 @@ 
		status = "okay";

	};



	i2c@7000d000 {

		status = "okay";

		clock-frequency = <400000>;



		max77620: max77620@3c {

			compatible = "maxim,max77620";

			reg = <0x3c>;

			interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>;



			#interrupt-cells = <2>;

			interrupt-controller;



			gpio-controller;

			#gpio-cells = <2>;



			pinctrl-names = "default";

			pinctrl-0 = <&max77620_default>;



			max77620_default: pinmux@0 {

				pin_gpio0 {

					pins = "gpio0";

					function = "gpio";

				};



				pin_gpio1 {

					pins = "gpio1";

					function = "fps-out";

					drive-push-pull = <1>;

					maxim,active-fps-source = <MAX77620_FPS_SRC_0>;

					maxim,active-fps-power-up-slot = <7>;

					maxim,active-fps-power-down-slot = <0>;

				};



				pin_gpio2_3 {

					pins = "gpio2", "gpio3";

					function = "fps-out";

					drive-open-drain = <1>;

					maxim,active-fps-source = <MAX77620_FPS_SRC_0>;

				};



				pin_gpio4 {

					pins = "gpio4";

					function = "32k-out1";

				};



				pin_gpio5_6_7 {

					pins = "gpio5", "gpio6", "gpio7";

					function = "gpio";

					drive-push-pull = <1>;

				};



				pin_gpio2 {

					maxim,active-fps-source = <MAX77620_FPS_SRC_0>;

				};



				pin_gpio3 {

					maxim,active-fps-source = <MAX77620_FPS_SRC_0>;

				};

			};



			spmic-default-output-high {

				gpio-hog;

				output-high;

				gpios = <2 GPIO_ACTIVE_HIGH 7 GPIO_ACTIVE_HIGH>;

			};



			fps {

				#address-cells = <1>;

				#size-cells = <0>;



				fps0 {

					reg = <0>;

					maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>;

				};



				fps1 {

					reg = <1>;

					maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN1>;

					maxim,device-state-on-disabled-event = <MAX77620_FPS_INACTIVE_STATE_SLEEP>;

				};



				fps2 {

					reg = <2>;

					maxim,fps-event-source = <MAX77620_FPS_EVENT_SRC_EN0>;

				};

			};



			regulators {

				in-ldo0-1-supply = <&max77620_sd2>;

				in-ldo7-8-supply = <&max77620_sd2>;



				max77620_sd0: sd0 {

					regulator-name = "vdd-core";

					regulator-enable-ramp-delay = <146>;

					regulator-min-microvolt = <600000>;

					regulator-max-microvolt = <1400000>;

					regulator-ramp-delay = <27500>;

					regulator-always-on;

					regulator-boot-on;



					maxim,active-fps-power-up-slot = <0>;

					maxim,active-fps-source = <MAX77620_FPS_SRC_1>;

				};



				max77620_sd1: sd1 {

					regulator-name = "vddio-ddr";

					regulator-enable-ramp-delay = <130>;

					regulator-ramp-delay = <27500>;

					regulator-always-on;

					regulator-boot-on;



					maxim,active-fps-source = <MAX77620_FPS_SRC_0>;

				};



				max77620_sd2: sd2 {

					regulator-name = "vdd-pre-reg";

					regulator-enable-ramp-delay = <176>;

					regulator-min-microvolt = <3000000>;

					regulator-max-microvolt = <3000000>;

					regulator-ramp-delay = <27500>;

					regulator-always-on;

					regulator-boot-on;



					maxim,active-fps-source = <MAX77620_FPS_SRC_1>;

					maxim,suspend-fps-source = <MAX77620_FPS_SRC_NONE>;

				};



				max77620_sd3: sd3 {

					regulator-name = "vdd-1v8";

					regulator-enable-ramp-delay = <242>;

					regulator-min-microvolt = <1800000>;

					regulator-max-microvolt = <1800000>;

					regulator-ramp-delay = <27500>;

					regulator-always-on;

					regulator-boot-on;



					maxim,active-fps-source = <MAX77620_FPS_SRC_0>;

				};



				max77620_ldo0: ldo0 {

					regulator-name = "avdd-sys";

					regulator-enable-ramp-delay = <26>;

					regulator-min-microvolt = <1200000>;

					regulator-max-microvolt = <1200000>;

					regulator-ramp-delay = <100000>;

					regulator-boot-on;



					maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>;

				};



				max77620_ldo1: ldo1 {

					regulator-name = "vdd-pex";

					regulator-enable-ramp-delay = <22>;

					regulator-min-microvolt = <1075000>;

					regulator-max-microvolt = <1075000>;

					regulator-ramp-delay = <100000>;

					regulator-always-on;



					maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>;

				};



				max77620_ldo2: ldo2 {

					regulator-name = "vddio-sdmmc3";

					regulator-enable-ramp-delay = <62>;

					regulator-min-microvolt = <1800000>;

					regulator-max-microvolt = <3300000>;

					regulator-ramp-delay = <100000>;



					maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>;

				};



				max77620_ldo3: ldo3 {

					regulator-name = "vdd-3v3-eth";

					regulator-enable-ramp-delay = <50>;

					regulator-min-microvolt = <3300000>;

					regulator-max-microvolt = <3300000>;

					regulator-ramp-delay = <100000>;

					regulator-always-on;

					regulator-boot-on;



					maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>;

				};



				max77620_ldo4: ldo4 {

					regulator-name = "vdd-rtc";

					regulator-enable-ramp-delay = <22>;

					regulator-min-microvolt = <850000>;

					regulator-max-microvolt = <850000>;

					regulator-ramp-delay = <100000>;

					regulator-always-on;

					regulator-boot-on;



					maxim,active-fps-source = <MAX77620_FPS_SRC_0>;

				};



				max77620_ldo5: ldo5 {

					regulator-name = "avdd-ts-hv";

					regulator-enable-ramp-delay = <62>;

					regulator-min-microvolt = <3300000>;

					regulator-max-microvolt = <3300000>;

					regulator-ramp-delay = <100000>;



					maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>;

				};



				max77620_ldo6: ldo6 {

					regulator-name = "vdd-ts";

					regulator-enable-ramp-delay = <36>;

					regulator-min-microvolt = <1800000>;

					regulator-max-microvolt = <1800000>;

					regulator-ramp-delay = <100000>;

					regulator-boot-on;



					maxim,active-fps-source = <MAX77620_FPS_SRC_NONE>;

				};



				max77620_ldo7: ldo7 {

					regulator-name = "vdd-gen-pll-edp";

					regulator-enable-ramp-delay = <24>;

					regulator-min-microvolt = <1050000>;

					regulator-max-microvolt = <1050000>;

					regulator-ramp-delay = <100000>;

					regulator-always-on;

					regulator-boot-on;



					maxim,active-fps-source = <MAX77620_FPS_SRC_1>;

					maxim,suspend-fps-source = <MAX77620_FPS_SRC_NONE>;

				};



				max77620_ldo8: ldo8 {

					regulator-name = "vdd-hdmi-dp";

					regulator-enable-ramp-delay = <22>;

					regulator-min-microvolt = <1050000>;

					regulator-max-microvolt = <1050000>;

					regulator-ramp-delay = <100000>;

					regulator-always-on;

					regulator-boot-on;



					maxim,active-fps-source = <MAX77620_FPS_SRC_1>;

				};

			};

		};

	};



	pmc@7000e400 {

		nvidia,invert-interrupt;

		nvidia,suspend-mode = <0>;
@@ -1390,4 +1635,224 @@ 
		compatible = "arm,psci-1.0";

		method = "smc";

	};



	regulators {

		compatible = "simple-bus";

		device_type = "fixed-regulators";

		#address-cells = <1>;

		#size-cells = <0>;



		battery_reg: regulator@0 {

			compatible = "regulator-fixed";

			reg = <0>;

			regulator-name = "vdd-ac-bat";

			regulator-min-microvolt = <5000000>;

			regulator-max-microvolt = <5000000>;

			regulator-always-on;

		};



		vdd_3v3: regulator@1 {

			compatible = "regulator-fixed";

			reg = <1>;

			regulator-name = "vdd-3v3";

			regulator-enable-ramp-delay = <160>;

			regulator-min-microvolt = <3300000>;

			regulator-max-microvolt = <3300000>;

			regulator-always-on;



			gpio = <&max77620 3 GPIO_ACTIVE_HIGH>;

			enable-active-high;

		};



		max77620_gpio7: regulator@2 {

			compatible = "regulator-fixed";

			reg = <2>;

			regulator-name = "max77620-gpio7";

			regulator-enable-ramp-delay = <240>;

			regulator-min-microvolt = <1200000>;

			regulator-max-microvolt = <1200000>;

			vin-supply = <&max77620_ldo0>;

			regulator-always-on;

			regulator-boot-on;



			gpio = <&max77620 7 GPIO_ACTIVE_HIGH>;

			enable-active-high;

		};



		lcd_bl_en: regulator@3 {

			compatible = "regulator-fixed";

			reg = <3>;

			regulator-name = "lcd-bl-en";

			regulator-min-microvolt = <1800000>;

			regulator-max-microvolt = <1800000>;

			regulator-boot-on;



			gpio = <&gpio TEGRA_GPIO(V, 1) GPIO_ACTIVE_HIGH>;

			enable-active-high;

		};



		en_vdd_sd: regulator@4 {

			compatible = "regulator-fixed";

			reg = <4>;

			regulator-name = "en-vdd-sd";

			regulator-enable-ramp-delay = <472>;

			regulator-min-microvolt = <3300000>;

			regulator-max-microvolt = <3300000>;

			vin-supply = <&vdd_3v3>;



			gpio = <&gpio TEGRA_GPIO(Z, 4) GPIO_ACTIVE_HIGH>;

			enable-active-high;

		};



		en_vdd_cam: regulator@5 {

			compatible = "regulator-fixed";

			reg = <5>;

			regulator-name = "en-vdd-cam";

			regulator-min-microvolt = <1800000>;

			regulator-max-microvolt = <1800000>;



			gpio = <&gpio TEGRA_GPIO(S, 4) GPIO_ACTIVE_HIGH>;

			enable-active-high;

		};



		vdd_sys_boost: regulator@6 {

			compatible = "regulator-fixed";

			reg = <6>;

			regulator-name = "vdd-sys-boost";

			regulator-enable-ramp-delay = <3090>;

			regulator-min-microvolt = <5000000>;

			regulator-max-microvolt = <5000000>;

			regulator-always-on;



			gpio = <&max77620 1 GPIO_ACTIVE_HIGH>;

			enable-active-high;

		};



		vdd_hdmi: regulator@7 {

			compatible = "regulator-fixed";

			reg = <7>;

			regulator-name = "vdd-hdmi";

			regulator-enable-ramp-delay = <468>;

			regulator-min-microvolt = <5000000>;

			regulator-max-microvolt = <5000000>;

			vin-supply = <&vdd_sys_boost>;

			regulator-boot-on;



			gpio = <&gpio TEGRA_GPIO(CC, 7) GPIO_ACTIVE_HIGH>;

			enable-active-high;

		};



		en_vdd_cpu_fixed: regulator@8 {

			compatible = "regulator-fixed";

			reg = <8>;

			regulator-name = "vdd-cpu-fixed";

			regulator-min-microvolt = <1000000>;

			regulator-max-microvolt = <1000000>;

		};



		vdd_aux_3v3: regulator@9 {

			compatible = "regulator-fixed";

			reg = <9>;

			regulator-name = "aux-3v3";

			regulator-min-microvolt = <3300000>;

			regulator-max-microvolt = <3300000>;

		};



		vdd_snsr_pm: regulator@10 {

			compatible = "regulator-fixed";

			reg = <10>;

			regulator-name = "snsr_pm";

			regulator-min-microvolt = <3300000>;

			regulator-max-microvolt = <3300000>;



			enable-active-high;

		};



		vdd_usb_5v0: regulator@11 {

			compatible = "regulator-fixed";

			reg = <11>;

			status = "disabled";

			regulator-name = "vdd-usb-5v0";

			regulator-min-microvolt = <5000000>;

			regulator-max-microvolt = <5000000>;

			vin-supply = <&vdd_3v3>;



			enable-active-high;

		};



		vdd_cdc_1v2_aud: regulator@101 {

			compatible = "regulator-fixed";

			reg = <101>;

			status = "disabled";

			regulator-name = "vdd_cdc_1v2_aud";

			regulator-min-microvolt = <1200000>;

			regulator-max-microvolt = <1200000>;

			startup-delay-us = <250000>;



			enable-active-high;

		};



		vdd_disp_3v0: regulator@12 {

			compatible = "regulator-fixed";

			reg = <12>;

			regulator-name = "vdd-disp-3v0";

			regulator-enable-ramp-delay = <232>;

			regulator-min-microvolt = <3000000>;

			regulator-max-microvolt = <3000000>;

			regulator-always-on;



			gpio = <&gpio TEGRA_GPIO(I, 3) GPIO_ACTIVE_HIGH>;

			enable-active-high;

		};



		vdd_fan: regulator@13 {

			compatible = "regulator-fixed";

			reg = <13>;

			regulator-name = "vdd-fan";

			regulator-enable-ramp-delay = <284>;

			regulator-min-microvolt = <5000000>;

			regulator-max-microvolt = <5000000>;



			gpio = <&gpio TEGRA_GPIO(E, 4) GPIO_ACTIVE_HIGH>;

			enable-active-high;

		};



		usb_vbus1: regulator@14 {

			compatible = "regulator-fixed";

			reg = <14>;

			regulator-name = "usb-vbus1";

			regulator-min-microvolt = <5000000>;

			regulator-max-microvolt = <5000000>;



			gpio = <&gpio TEGRA_GPIO(CC, 5) GPIO_ACTIVE_HIGH>;

			enable-active-high;

			gpio-open-drain;

		};



		usb_vbus2: regulator@15 {

			compatible = "regulator-fixed";

			reg = <15>;

			regulator-name = "usb-vbus2";

			regulator-min-microvolt = <5000000>;

			regulator-max-microvolt = <5000000>;



			gpio = <&gpio TEGRA_GPIO(CC, 4) GPIO_ACTIVE_HIGH>;

			enable-active-high;

			gpio-open-drain;

		};



		vdd_3v3_eth: regulator@16 {

			compatible = "regulator-fixed";

			reg = <16>;

			regulator-name = "vdd-3v3-eth-a02";

			regulator-min-microvolt = <3300000>;

			regulator-max-microvolt = <3300000>;

			regulator-always-on;

			regulator-boot-on;



			gpio = <&gpio TEGRA_GPIO(D, 4) GPIO_ACTIVE_HIGH>;

			enable-active-high;

			gpio-open-drain;

		};

	};

};