uboot/u-boot-stm32mp-2020.01/arch/arm/dts/stm32mp157d-cyf.dtsi

// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
/*
 * Copyright (C) STMicroelectronics 2017 - All Rights Reserved
 * Author: Ludovic Barre <ludovic.barre@st.com> for STMicroelectronics.
 */

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

/ {
	memory@c0000000 {
		device_type = "memory";
		reg = <0xC0000000 0x40000000>;
	};

	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;
		};
	};

	usb_phy_tuning: usb-phy-tuning {
		st,hs-dc-level = <2>;
		st,fs-rftime-tuning;
		st,hs-rftime-reduction;
		st,hs-current-trim = <15>;
		st,hs-impedance-trim = <1>;
		st,squelch-level = <3>;
		st,hs-rx-offset = <2>;
		st,no-lsfs-sc;
	};

	vddcore: regulator-vddcore {
        compatible = "regulator-fixed";
		regulator-name = "vddcore";
		regulator-min-microvolt = <1200000>;
		regulator-max-microvolt = <1350000>;
		regulator-always-on;
        regulator-boot-on;
	};

    v3v3: regulator-3p3v {
        compatible = "regulator-fixed";
        regulator-name = "v3v3";
        regulator-min-microvolt = <3300000>;
        regulator-max-microvolt = <3300000>;
        regulator-always-on;
        regulator-boot-on;
    };

    v1v8_audio: regulator-v1v8-audio {
        compatible = "regulator-fixed";
        regulator-name = "v1v8_audio";
        regulator-min-microvolt = <1800000>;
        regulator-max-microvolt = <1800000>;
        regulator-always-on;
        regulator-boot-on;
    };

    vdd: regulator-vdd {
        compatible = "regulator-fixed";
        regulator-name = "vdd";
        regulator-min-microvolt = <3300000>;
        regulator-max-microvolt = <3300000>;
        regulator-always-on;
        regulator-boot-on;
    };

    vdd_usb: regulator-vdd-usb {
        compatible = "regulator-fixed";
        regulator-name = "vdd_usb";
        regulator-min-microvolt = <3300000>;
        regulator-max-microvolt = <3300000>;
        regulator-always-on;
        regulator-boot-on;
    };




	vin: vin {
		compatible = "regulator-fixed";
		regulator-name = "vin";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		regulator-always-on;
	};

	led {
		compatible = "gpio-leds";

		red {
			label = "ide-disk";
			gpios = <&gpioi 0 GPIO_ACTIVE_LOW>;
			linux,default-trigger = "ide-disk";
			default-state = "on";
		};

		blue {
			label = "heartbeat";
			gpios = <&gpiof 3 GPIO_ACTIVE_LOW>;
			linux,default-trigger = "heartbeat";
			default-state = "on";
		};
	};


};

&cpu0{
	cpu-supply = <&vddcore>;
};

&crc1 {
	status = "okay";
};



&dma1 {
	sram = <&dma_pool>;
};

&dma2 {
	sram = <&dma_pool>;
};

&dts {
	status = "okay";
};

&ethernet0 {
	status = "okay";
	pinctrl-0 = <&ethernet0_rgmii_pins_a>;
	pinctrl-1 = <&ethernet0_rgmii_pins_sleep_a>;
	pinctrl-names = "default", "sleep";
	phy-mode = "rgmii-id";
	max-speed = <1000>;
	phy-handle = <&phy0>;

	mdio0 {
		#address-cells = <1>;
		#size-cells = <0>;
		compatible = "snps,dwmac-mdio";
		phy0: ethernet-phy@0 {
			reg = <0>;
		};
	};
};

&hash1 {
	status = "okay";
};

&i2c1 {
	pinctrl-names = "default", "sleep";
	pinctrl-0 = <&i2c1_pins_b>;
	pinctrl-1 = <&i2c1_pins_sleep_b>;
	i2c-scl-rising-time-ns = <100>;
	i2c-scl-falling-time-ns = <7>;
	status = "okay";
	/delete-property/dmas;
	/delete-property/dma-names;

	stusb1600@28 {
		compatible = "st,stusb1600";
		reg = <0x28>;
		interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
		interrupt-parent = <&gpiog>;
		pinctrl-names = "default";
		pinctrl-0 = <&stusb1600_pins_a>;
		status = "okay";
		vdd-supply = <&vin>;

		connector {
			compatible = "usb-c-connector";
			label = "USB-C";
			power-role = "dual";
			power-opmode = "default";

			port {
				con_usbotg_hs_ep: endpoint {
					remote-endpoint = <&usbotg_hs_ep>;
				};
			};
		};
	};
};

&ipcc {
	status = "okay";
};

&iwdg2 {
	timeout-sec = <32>;
	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>;
	wakeup-source;
	status = "okay";
};

&pwr_regulators {
	vdd-supply = <&vdd>;
	vdd_3v3_usbfs-supply = <&vdd_usb>;
};

&rng1 {
	status = "okay";
};

&rtc {
	status = "okay";
};

&sdmmc1 {
	pinctrl-names = "default", "opendrain", "sleep";
	pinctrl-0 = <&sdmmc1_b4_pins_a>;
	pinctrl-1 = <&sdmmc1_b4_od_pins_a>;
	pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>;
	st,neg-edge;
    	broken-cd;
	bus-width = <4>;
	vmmc-supply = <&v3v3>;
	status = "okay";
};

&sdmmc2 {
	pinctrl-names = "default", "opendrain", "sleep";
	pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_a>;
	pinctrl-1 = <&sdmmc2_b4_od_pins_a &sdmmc2_d47_pins_a>;
	pinctrl-2 = <&sdmmc2_b4_sleep_pins_a &sdmmc2_d47_sleep_pins_a>;
	non-removable;
	st,neg-edge;
	bus-width = <8>;
	vmmc-supply = <&v3v3>;
    	keep-power-in-suspend;
	status = "okay";
};

&sram {
	dma_pool: dma_pool@0 {
		reg = <0x50000 0x10000>;
		pool;
	};
};

&timers6 {
	status = "okay";
	/* spare dmas for other usage */
	/delete-property/dmas;
	/delete-property/dma-names;
	timer@5 {
		status = "okay";
	};
};

&uart4 {
	pinctrl-names = "default", "sleep", "idle";
	pinctrl-0 = <&uart4_pins_a>;
	pinctrl-1 = <&uart4_sleep_pins_a>;
	pinctrl-2 = <&uart4_idle_pins_a>;
	pinctrl-3 = <&uart4_pins_a>;
	/delete-property/dmas;
	/delete-property/dma-names;
	status = "okay";
};

&usbh_ehci {
	phys = <&usbphyc_port0>;
	status = "okay";
};

&usbotg_hs {
	phys = <&usbphyc_port1 0>;
	phy-names = "usb2-phy";
	usb-role-switch;
	status = "okay";

	port {
		usbotg_hs_ep: endpoint {
			remote-endpoint = <&con_usbotg_hs_ep>;
		};
	};
};

&usbphyc {
	status = "okay";
};

&usbphyc_port0 {
	phy-supply = <&vdd_usb>;
	st,phy-tuning = <&usb_phy_tuning>;
};

&usbphyc_port1 {
	phy-supply = <&vdd_usb>;
	st,phy-tuning = <&usb_phy_tuning>;
};

&vrefbuf {
	regulator-min-microvolt = <2500000>;
	regulator-max-microvolt = <2500000>;
	vdda-supply = <&vdd>;
	status = "okay";
};