linux-zen-server/arch/arm/boot/dts/stm32mp15xx-osd32.dtsi

/* SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause) */
/*
 * Copyright (C) 2020 STMicroelectronics - All Rights Reserved
 * Copyright (C) 2020 Ahmad Fatoum, Pengutronix
 */

#include "stm32mp15-pinctrl.dtsi"

#include <dt-bindings/mfd/st,stpmic1.h>

/ {
	reserved-memory {
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;

		mcuram2: mcuram2@10000000 {
			compatible = "shared-dma-pool";
			reg = <0x10000000 0x40000>;
			no-map;
		};

		vdev0vring0: vdev0vring0@10040000 {
			compatible = "shared-dma-pool";
			reg = <0x10040000 0x1000>;
			no-map;
		};

		vdev0vring1: vdev0vring1@10041000 {
			compatible = "shared-dma-pool";
			reg = <0x10041000 0x1000>;
			no-map;
		};

		vdev0buffer: vdev0buffer@10042000 {
			compatible = "shared-dma-pool";
			reg = <0x10042000 0x4000>;
			no-map;
		};

		mcuram: mcuram@30000000 {
			compatible = "shared-dma-pool";
			reg = <0x30000000 0x40000>;
			no-map;
		};

		retram: retram@38000000 {
			compatible = "shared-dma-pool";
			reg = <0x38000000 0x10000>;
			no-map;
		};
	};
};

&i2c4 {
	pinctrl-names = "default", "sleep";
	pinctrl-0 = <&i2c4_pins_a>;
	pinctrl-1 = <&i2c4_sleep_pins_a>;
	clock-frequency = <400000>;
	i2c-scl-rising-time-ns = <185>;
	i2c-scl-falling-time-ns = <20>;
	status = "okay";

	pmic: stpmic@33 {
		compatible = "st,stpmic1";
		reg = <0x33>;
		interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
		interrupt-controller;
		#interrupt-cells = <2>;

		regulators {
			compatible = "st,stpmic1-regulators";

			ldo1-supply = <&v3v3>;
			ldo3-supply = <&vdd_ddr>;
			ldo6-supply = <&v3v3>;
			pwr_sw1-supply = <&bst_out>;

			vddcore: buck1 {
				regulator-name = "vddcore";
				regulator-min-microvolt = <1200000>;
				regulator-max-microvolt = <1350000>;
				regulator-always-on;
				regulator-initial-mode = <0>;
				regulator-over-current-protection;
			};

			vdd_ddr: buck2 {
				regulator-name = "vdd_ddr";
				regulator-min-microvolt = <1350000>;
				regulator-max-microvolt = <1350000>;
				regulator-always-on;
				regulator-initial-mode = <0>;
				regulator-over-current-protection;
			};

			vdd: buck3 {
				regulator-name = "vdd";
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				regulator-always-on;
				st,mask-reset;
				regulator-initial-mode = <0>;
				regulator-over-current-protection;
			};

			v3v3: buck4 {
				regulator-name = "v3v3";
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				regulator-always-on;
				regulator-over-current-protection;
				regulator-initial-mode = <0>;
			};

			v1v8_audio: ldo1 {
				regulator-name = "v1v8_audio";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-always-on;
				interrupts = <IT_CURLIM_LDO1 0>;

			};

			v3v3_hdmi: ldo2 {
				regulator-name = "v3v3_hdmi";
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				regulator-always-on;
				interrupts = <IT_CURLIM_LDO2 0>;

			};

			vtt_ddr: ldo3 {
				regulator-name = "vtt_ddr";
				regulator-min-microvolt = <500000>;
				regulator-max-microvolt = <750000>;
				regulator-always-on;
				regulator-over-current-protection;
			};

			vdd_usb: ldo4 {
				regulator-name = "vdd_usb";
				interrupts = <IT_CURLIM_LDO4 0>;
			};

			vdda: ldo5 {
				regulator-name = "vdda";
				regulator-min-microvolt = <2900000>;
				regulator-max-microvolt = <2900000>;
				interrupts = <IT_CURLIM_LDO5 0>;
				regulator-boot-on;
			};

			v1v2_hdmi: ldo6 {
				regulator-name = "v1v2_hdmi";
				regulator-min-microvolt = <1200000>;
				regulator-max-microvolt = <1200000>;
				regulator-always-on;
				interrupts = <IT_CURLIM_LDO6 0>;

			};

			vref_ddr: vref_ddr {
				regulator-name = "vref_ddr";
				regulator-always-on;
			};

			bst_out: boost {
				regulator-name = "bst_out";
				interrupts = <IT_OCP_BOOST 0>;
			};

			vbus_otg: pwr_sw1 {
				regulator-name = "vbus_otg";
				interrupts = <IT_OCP_OTG 0>;
				regulator-active-discharge = <1>;
			};

			vbus_sw: pwr_sw2 {
				regulator-name = "vbus_sw";
				interrupts = <IT_OCP_SWOUT 0>;
				regulator-active-discharge = <1>;
			};
		};

		onkey {
			compatible = "st,stpmic1-onkey";
			interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 1>;
			interrupt-names = "onkey-falling", "onkey-rising";
		};

		pmic_watchdog: watchdog {
			compatible = "st,stpmic1-wdt";
			status = "disabled";
		};
	};

	sip_eeprom: eeprom@50 {
		compatible = "atmel,24c32";
		vcc-supply = <&vdd>;
		reg = <0x50>;
	};
};

&ipcc {
	status = "okay";
};

&m4_rproc {
	memory-region = <&retram>, <&mcuram>, <&mcuram2>, <&vdev0vring0>,
			<&vdev0vring1>, <&vdev0buffer>;
	mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>;
	mbox-names = "vq0", "vq1", "shutdown";
	interrupt-parent = <&exti>;
	interrupts = <68 1>;
	status = "okay";
};

&rng1 {
	status = "okay";
};