linux/arch/arm/boot/dts/st/stm32mp133c-prihmb.dts

// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
/dts-v1/;

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/regulator/st,stm32mp13-regulator.h>
#include "stm32mp133.dtsi"
#include "stm32mp13xc.dtsi"
#include "stm32mp13-pinctrl.dtsi"

/ {
	model = "Priva E-Measuringbox board";
	compatible = "pri,prihmb", "st,stm32mp133";

	aliases {
		ethernet0 = &ethernet1;
		mdio-gpio0 = &mdio0;
		mmc0 = &sdmmc1;
		mmc1 = &sdmmc2;
		serial0 = &uart4;
		serial1 = &usart6;
		serial2 = &uart7;
	};

	chosen {
		stdout-path = "serial0:115200n8";
	};

	counter-0 {
		compatible = "interrupt-counter";
		gpios = <&gpioa 11 GPIO_ACTIVE_HIGH>;
	};

	gpio-keys {
		compatible = "gpio-keys";
		autorepeat;

		button-reset {
			label = "reset-button";
			linux,code = <BTN_1>;
			gpios = <&gpioi 7 GPIO_ACTIVE_LOW>;
		};
	};

	leds {
		compatible = "gpio-leds";

		led-blue {
			function = LED_FUNCTION_HEARTBEAT;
			color = <LED_COLOR_ID_BLUE>;
			gpios = <&gpioa 14 GPIO_ACTIVE_LOW>;
			linux,default-trigger = "heartbeat";
			default-state = "off";
		};
	};

	led-controller-0 {
		compatible = "pwm-leds-multicolor";

		multi-led {
			color = <LED_COLOR_ID_RGB>;
			function = LED_FUNCTION_STATUS;
			max-brightness = <255>;

			led-red {
				active-low;
				color = <LED_COLOR_ID_RED>;
				pwms = <&pwm2 2 1000000 1>;
			};

			led-green {
				active-low;
				color = <LED_COLOR_ID_GREEN>;
				pwms = <&pwm1 1 1000000 1>;
			};

			led-blue {
				active-low;
				color = <LED_COLOR_ID_BLUE>;
				pwms = <&pwm1 2 1000000 1>;
			};
		};
	};

	led-controller-1 {
		compatible = "pwm-leds-multicolor";

		multi-led {
			color = <LED_COLOR_ID_RGB>;
			function = LED_FUNCTION_STATUS;
			max-brightness = <255>;

			led-red {
				active-low;
				color = <LED_COLOR_ID_RED>;
				pwms = <&pwm1 0 1000000 1>;
			};

			led-green {
				active-low;
				color = <LED_COLOR_ID_GREEN>;
				pwms = <&pwm2 0 1000000 1>;
			};

			led-blue {
				active-low;
				color = <LED_COLOR_ID_BLUE>;
				pwms = <&pwm2 1 1000000 1>;
			};
		};
	};

	/* DP83TD510E PHYs have max MDC rate of 1.75MHz. Since we can't reduce
	 * stmmac MDC clock without reducing system bus rate, we need to use
	 * gpio based MDIO bus.
	 */
	mdio0: mdio {
		compatible = "virtual,mdio-gpio";
		#address-cells = <1>;
		#size-cells = <0>;
		gpios = <&gpiog 2 GPIO_ACTIVE_HIGH
			 &gpioa 2 GPIO_ACTIVE_HIGH>;

		/* TI DP83TD510E */
		phy0: ethernet-phy@0 {
			compatible = "ethernet-phy-id2000.0181";
			reg = <0>;
			interrupts-extended = <&gpioa 4 IRQ_TYPE_LEVEL_LOW>;
			reset-gpios = <&gpioa 3 GPIO_ACTIVE_LOW>;
			reset-assert-us = <10>;
			reset-deassert-us = <35>;
		};
	};

	memory@c0000000 {
		device_type = "memory";
		reg = <0xc0000000 0x10000000>;
	};

	reg_3v3: regulator-3v3 {
		compatible = "regulator-fixed";
		regulator-name = "3v3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};

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

		optee@ce000000 {
			reg = <0xce000000 0x02000000>;
			no-map;
		};
	};
};

&adc_1 {
	pinctrl-names = "default";
	pinctrl-0 = <&adc_1_pins_a>;
	vdda-supply = <&reg_3v3>;
	vref-supply = <&reg_3v3>;
	status = "okay";
};

&adc1 {
	status = "okay";

	channel@0 { /* Fan current PC0*/
		reg = <0>;
		st,min-sample-time-ns = <10000>;  /* 10µs sampling time */
	};
	channel@11 { /* Fan voltage */
		reg = <11>;
		st,min-sample-time-ns = <10000>;  /* 10µs sampling time */
	};
	channel@15 { /* Supply voltage */
		reg = <15>;
		st,min-sample-time-ns = <10000>;  /* 10µs sampling time */
	};
};

&dts {
	status = "okay";
};

&ethernet1 {
	status = "okay";
	pinctrl-0 = <&ethernet1_rmii_pins_a>;
	pinctrl-1 = <&ethernet1_rmii_sleep_pins_a>;
	pinctrl-names = "default", "sleep";
	phy-mode = "rmii";
	phy-handle = <&phy0>;
};

&i2c1 {
	pinctrl-names = "default", "sleep";
	pinctrl-0 = <&i2c1_pins_a>;
	pinctrl-1 = <&i2c1_sleep_pins_a>;
	clock-frequency = <100000>;
	/delete-property/dmas;
	/delete-property/dma-names;
	status = "okay";

	board-sensor@48 {
		compatible = "ti,tmp1075";
		reg = <0x48>;
		vs-supply = <&reg_3v3>;
	};
};

&{i2c1_pins_a/pins} {
	pinmux = <STM32_PINMUX('D', 3, AF5)>, /* I2C1_SCL */
		 <STM32_PINMUX('B', 8, AF4)>; /* I2C1_SDA */
	bias-disable;
	drive-open-drain;
	slew-rate = <0>;
};

&{i2c1_sleep_pins_a/pins} {
	pinmux = <STM32_PINMUX('D', 3, ANALOG)>, /* I2C1_SCL */
		 <STM32_PINMUX('B', 8, ANALOG)>; /* I2C1_SDA */
};

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

/* SD card without Card-detect */
&sdmmc1 {
	pinctrl-names = "default", "opendrain", "sleep";
	pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_clk_pins_a>;
	pinctrl-1 = <&sdmmc1_b4_od_pins_a &sdmmc1_clk_pins_a>;
	pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>;
	broken-cd;
	no-sdio;
	no-1-8-v;
	st,neg-edge;
	bus-width = <4>;
	vmmc-supply = <&reg_3v3>;
	status = "okay";
};

/* EMMC */
&sdmmc2 {
	pinctrl-names = "default", "opendrain", "sleep";
	pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_a &sdmmc2_clk_pins_a>;
	pinctrl-1 = <&sdmmc2_b4_od_pins_a &sdmmc2_d47_pins_a &sdmmc2_clk_pins_a>;
	pinctrl-2 = <&sdmmc2_b4_sleep_pins_a &sdmmc2_d47_sleep_pins_a>;
	non-removable;
	no-sd;
	no-sdio;
	no-1-8-v;
	st,neg-edge;
	mmc-ddr-3_3v;
	bus-width = <8>;
	vmmc-supply = <&reg_3v3>;
	status = "okay";
};

&timers1 {
	status = "okay";
	/delete-property/dmas;
	/delete-property/dma-names;

	pwm1: pwm {
		pinctrl-0 = <&pwm1_pins_a>;
		pinctrl-1 = <&pwm1_sleep_pins_a>;
		pinctrl-names = "default", "sleep";
		status = "okay";
	};
};

&timers4 {
	status = "okay";
	/delete-property/dmas;
	/delete-property/dma-names;

	pwm2: pwm {
		pinctrl-0 = <&pwm4_pins_a>;
		pinctrl-1 = <&pwm4_sleep_pins_a>;
		pinctrl-names = "default", "sleep";
		status = "okay";
	};
};

/* Fan PWM */
&timers5 {
	status = "okay";

	pwm3: pwm {
		pinctrl-0 = <&pwm5_pins_a>;
		pinctrl-1 = <&pwm5_sleep_pins_a>;
		pinctrl-names = "default", "sleep";
		status = "okay";
	};
};

&timers2 {
	status = "okay";

	timer@1 {
		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>;
	/delete-property/dmas;
	/delete-property/dma-names;
	status = "okay";
};

&uart7 {
	pinctrl-names = "default", "sleep", "idle";
	pinctrl-0 = <&uart7_pins_a>;
	pinctrl-1 = <&uart7_sleep_pins_a>;
	pinctrl-2 = <&uart7_idle_pins_a>;
	/delete-property/dmas;
	/delete-property/dma-names;
	status = "okay";
};

&usart6 {
	pinctrl-names = "default", "sleep", "idle";
	pinctrl-0 = <&usart6_pins_a>;
	pinctrl-1 = <&usart6_sleep_pins_a>;
	pinctrl-2 = <&usart6_idle_pins_a>;
	linux,rs485-enabled-at-boot-time;
	/delete-property/dmas;
	/delete-property/dma-names;
	status = "okay";
};

&pinctrl {
	adc_1_pins_a: adc1-0 {
		pins {
			pinmux = <STM32_PINMUX('C', 0, ANALOG)>, /* ADC1 in0 */
				 <STM32_PINMUX('C', 2, ANALOG)>, /* ADC1 in15 */
				 <STM32_PINMUX('F', 13, ANALOG)>; /* ADC1 in11 */
		};
	};

	ethernet1_rmii_pins_a: rmii-0 {
		pins1 {
			pinmux = <STM32_PINMUX('G', 13, AF11)>, /* ETH1_RMII_TXD0 */
				 <STM32_PINMUX('G', 14, AF11)>, /* ETH1_RMII_TXD1 */
				 <STM32_PINMUX('B', 11, AF11)>, /* ETH1_RMII_TX_EN */
				 <STM32_PINMUX('A', 1, AF11)>;   /* ETH1_RMII_REF_CLK */
			bias-disable;
			drive-push-pull;
			slew-rate = <2>;
		};
		pins2 {
			pinmux = <STM32_PINMUX('C', 4, AF11)>,  /* ETH1_RMII_RXD0 */
				 <STM32_PINMUX('C', 5, AF11)>,  /* ETH1_RMII_RXD1 */
				 <STM32_PINMUX('A', 7, AF11)>;  /* ETH1_RMII_CRS_DV */
			bias-disable;
		};
	};

	ethernet1_rmii_sleep_pins_a: rmii-sleep-0 {
		pins1 {
			pinmux = <STM32_PINMUX('G', 13, ANALOG)>, /* ETH1_RMII_TXD0 */
				 <STM32_PINMUX('G', 14, ANALOG)>, /* ETH1_RMII_TXD1 */
				 <STM32_PINMUX('B', 11, ANALOG)>, /* ETH1_RMII_TX_EN */
				 <STM32_PINMUX('C', 4, ANALOG)>,  /* ETH1_RMII_RXD0 */
				 <STM32_PINMUX('C', 5, ANALOG)>,  /* ETH1_RMII_RXD1 */
				 <STM32_PINMUX('A', 1, ANALOG)>,  /* ETH1_RMII_REF_CLK */
				 <STM32_PINMUX('A', 7, ANALOG)>;  /* ETH1_RMII_CRS_DV */
		};
	};

	pwm1_pins_a: pwm1-0 {
		pins {
			pinmux = <STM32_PINMUX('E', 9, AF1)>, /* TIM1_CH1 */
				 <STM32_PINMUX('E', 11, AF1)>, /* TIM1_CH2 */
				 <STM32_PINMUX('E', 13, AF1)>; /* TIM1_CH3 */
			bias-pull-down;
			drive-push-pull;
			slew-rate = <0>;
		};
	};

	pwm1_sleep_pins_a: pwm1-sleep-0 {
		pins {
			pinmux = <STM32_PINMUX('E', 9, ANALOG)>, /* TIM1_CH1 */
				 <STM32_PINMUX('E', 11, ANALOG)>, /* TIM1_CH2 */
				 <STM32_PINMUX('E', 13, ANALOG)>; /* TIM1_CH3 */
		};
	};

	pwm4_pins_a: pwm4-0 {
		pins {
			pinmux = <STM32_PINMUX('D', 12, AF2)>, /* TIM4_CH1 */
				 <STM32_PINMUX('B', 7, AF2)>, /* TIM4_CH2 */
				 <STM32_PINMUX('D', 14, AF2)>; /* TIM4_CH3 */
			bias-pull-down;
			drive-push-pull;
			slew-rate = <0>;
		};
	};

	pwm4_sleep_pins_a: pwm4-sleep-0 {
		pins {
			pinmux = <STM32_PINMUX('D', 12, ANALOG)>, /* TIM4_CH1 */
				 <STM32_PINMUX('B', 7, ANALOG)>, /* TIM4_CH2 */
				 <STM32_PINMUX('D', 14, ANALOG)>; /* TIM4_CH3 */
		};
	};
	pwm5_pins_a: pwm5-0 {
		pins {
			pinmux = <STM32_PINMUX('A', 0, AF2)>; /* TIM5_CH1 */
		};
	};

	pwm5_sleep_pins_a: pwm5-sleep-0 {
		pins {
			pinmux = <STM32_PINMUX('A', 0, ANALOG)>; /* TIM5_CH1 */
		};
	};

	uart7_pins_a: uart7-0 {
		pins1 {
			pinmux = <STM32_PINMUX('E', 8, AF7)>; /* UART_TX */
			bias-disable;
			drive-push-pull;
			slew-rate = <0>;
		};
		pins2 {
			pinmux = <STM32_PINMUX('E', 10, AF7)>; /* UART7_RX */
			bias-pull-up;
		};
	};

	uart7_idle_pins_a: uart7-idle-0 {
		pins1 {
			pinmux = <STM32_PINMUX('E', 8, ANALOG)>; /* UART7_TX */
		};
		pins2 {
			pinmux = <STM32_PINMUX('E', 10, AF7)>; /* UART7_RX */
			bias-pull-up;
		};
	};

	uart7_sleep_pins_a: uart7-sleep-0 {
		pins {
			pinmux = <STM32_PINMUX('E', 8, ANALOG)>, /* UART7_TX */
				 <STM32_PINMUX('E', 10, ANALOG)>; /* UART7_RX */
		};
	};

	usart6_pins_a: usart6-0 {
		pins1 {
			pinmux = <STM32_PINMUX('F', 8, AF7)>, /* USART6_TX */
				 <STM32_PINMUX('F', 10, AF7)>; /* USART6_DE */
			bias-disable;
			drive-push-pull;
			slew-rate = <0>;
		};
		pins2 {
			pinmux = <STM32_PINMUX('H', 11, AF7)>; /* USART6_RX */
			bias-disable;
		};
	};

	usart6_idle_pins_a: usart6-idle-0 {
		pins1 {
			pinmux = <STM32_PINMUX('F', 8, ANALOG)>; /* USART6_TX */
		};
		pins2 {
			pinmux = <STM32_PINMUX('F', 10, AF7)>; /* USART6_DE */
			bias-disable;
			drive-push-pull;
			slew-rate = <0>;
		};
		pins3 {
			pinmux = <STM32_PINMUX('H', 11, AF7)>; /* USART6_RX */
			bias-disable;
		};
	};

	usart6_sleep_pins_a: usart6-sleep-0 {
		pins {
			pinmux = <STM32_PINMUX('F', 8, ANALOG)>, /* USART6_TX */
				 <STM32_PINMUX('F', 10, ANALOG)>, /* USART6_DE */
				 <STM32_PINMUX('H', 11, ANALOG)>; /* USART6_RX */
		};
	};
};