Add regulators to the Tegra210 Darcy DTS file including support for
the MAX77620 PMIC.
Signed-off-by: Mark Zhang <markz@xxxxxxxxxx>
---
.../arm64/boot/dts/nvidia/tegra210-p2894.dtsi | 465 ++++++++++++++++++
1 file changed, 465 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2894.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2894.dtsi
index a33299688632..34c17cb01837 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210-p2894.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra210-p2894.dtsi
@@ -1,6 +1,7 @@
// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/input/input.h>
+#include <dt-bindings/mfd/max77620.h>
#include <dt-bindings/pinctrl/pinctrl-tegra.h>
#include "tegra210.dtsi"
@@ -1322,6 +1323,250 @@
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>;
@@ -1388,4 +1633,224 @@
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;
+ };
+ };
};
--
2.19.2
