xref: /freebsd/sys/contrib/device-tree/src/arm64/rockchip/px30-cobra.dtsi (revision ae5de77ed78ae54d86cead5604869212e8008e6b)

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (c) 2025 Cherry Embedded Solutions GmbH
 */

/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/pinctrl/rockchip.h>
#include "px30.dtsi"

/ {
	aliases {
		ethernet0 = &gmac;
		mmc0 = &emmc;
	};

	chosen {
		stdout-path = "serial5:115200n8";
	};

	backlight: backlight {
		compatible = "pwm-backlight";
		power-supply = <&vcc5v0_sys>;
		pwms = <&pwm0 0 25000 0>;
	};

	beeper {
		compatible = "pwm-beeper";
		pwms = <&pwm1 0 1000 0>;
	};

	emmc_pwrseq: emmc-pwrseq {
		compatible = "mmc-pwrseq-emmc";
		pinctrl-0 = <&emmc_reset>;
		pinctrl-names = "default";
		reset-gpios = <&gpio1 RK_PB3 GPIO_ACTIVE_HIGH>;
	};

	gpio-leds {
		compatible = "gpio-leds";
		pinctrl-names = "default";
		pinctrl-0 = <&heartbeat_led_pin>;

		/*
		 * LED14 on the PCB. Typically NOT populated.
		 */
		led-0 {
			color = <LED_COLOR_ID_BLUE>;
			gpios = <&gpio0 RK_PA0 GPIO_ACTIVE_HIGH>;
			label = "heartbeat";
			linux,default-trigger = "heartbeat";
		};
	};

	pwm-leds {
		compatible = "pwm-leds";

		ring_red: led-0 {
			color = <LED_COLOR_ID_RED>;
			default-state = "off";
			label = "ring_red";
			pwms = <&pwm5 0 1000000 0>;
			max-brightness = <255>;
		};

		ring_green: led-1 {
			color = <LED_COLOR_ID_GREEN>;
			default-state = "off";
			label = "ring_green";
			pwms = <&pwm6 0 1000000 0>;
			max-brightness = <255>;
		};

		ring_blue: led-2 {
			color = <LED_COLOR_ID_BLUE>;
			default-state = "off";
			label = "ring_blue";
			pwms = <&pwm7 0 1000000 0>;
			max-brightness = <255>;
		};
	};

	/* also named 5V_Q7 in schematics */
	vcc5v0_sys: regulator-vccsys {
		compatible = "regulator-fixed";
		regulator-name = "vcc5v0_sys";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
	};
};

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

&cpu1 {
	cpu-supply = <&vdd_arm>;
};

&cpu2 {
	cpu-supply = <&vdd_arm>;
};

&cpu3 {
	cpu-supply = <&vdd_arm>;
};

&display_subsystem {
	status = "okay";
};

&dsi_dphy {
	status = "okay";
};

&emmc {
	bus-width = <8>;
	cap-mmc-highspeed;
	/*
	 * For hs200 support, U-Boot would have to set the RK809 DCDC4
	 * rail to 1.8V from the default of 3.0V. It doesn't do that on
	 * devices out in the field, so disable hs200.
	 * mmc-hs200-1_8v;
	 */
	mmc-pwrseq = <&emmc_pwrseq>;
	non-removable;
	vmmc-supply = <&vcc_3v3>;
	vqmmc-supply = <&vcc_emmc>;
	status = "okay";
};

&gmac {
	clock_in_out = "output";
	phy-handle = <&dp83825>;
	phy-supply = <&vcc_3v3>;
	status = "okay";
};

&gpu {
	mali-supply = <&vdd_log>;
	status = "okay";
};

/* I2C0 = PMIC, STUSB4500, RTC */
&i2c0 {
	status = "okay";

	rk809: pmic@20 {
		compatible = "rockchip,rk809";
		reg = <0x20>;
		#clock-cells = <0>;
		clock-output-names = "xin32k";
		interrupt-parent = <&gpio0>;
		interrupts = <RK_PA7 IRQ_TYPE_LEVEL_LOW>;
		pinctrl-names = "default";
		pinctrl-0 = <&pmic_int>;
		system-power-controller;
		wakeup-source;

		vcc1-supply = <&vcc5v0_sys>;
		vcc2-supply = <&vcc5v0_sys>;
		vcc3-supply = <&vcc5v0_sys>;
		vcc4-supply = <&vcc5v0_sys>;
		vcc5-supply = <&vcc_3v3>;
		vcc6-supply = <&vcc_3v3>;
		vcc7-supply = <&vcc_3v3>;
		vcc9-supply = <&vcc5v0_sys>;

		regulators {
			vdd_log: DCDC_REG1 {
				regulator-name = "vdd_log";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <950000>;
				regulator-max-microvolt = <1350000>;
				regulator-ramp-delay = <6001>;

				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <950000>;
				};
			};

			vdd_arm: DCDC_REG2 {
				regulator-name = "vdd_arm";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <950000>;
				regulator-max-microvolt = <1350000>;
				regulator-ramp-delay = <6001>;

				regulator-state-mem {
					regulator-off-in-suspend;
					regulator-suspend-microvolt = <950000>;
				};
			};

			vcc_ddr: DCDC_REG3 {
				regulator-name = "vcc_ddr";
				regulator-always-on;
				regulator-boot-on;

				regulator-state-mem {
					regulator-on-in-suspend;
				};
			};

			vcc_3v0_1v8: vcc_emmc: DCDC_REG4 {
				regulator-name = "vcc_3v0_1v8";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <3000000>;
				regulator-max-microvolt = <3000000>;

				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <3000000>;
				};
			};

			vcc_3v3: DCDC_REG5 {
				regulator-name = "vcc_3v3";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;

				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <3300000>;
				};
			};

			vcc_1v8: LDO_REG2 {
				regulator-name = "vcc_1v8";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;

				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <1800000>;
				};
			};

			vcc_1v0: LDO_REG3 {
				regulator-name = "vcc_1v0";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1000000>;
				regulator-max-microvolt = <1000000>;

				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <1000000>;
				};
			};

			vcc_2v8: LDO_REG4 {
				regulator-name = "vcc_2v8";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <2800000>;
				regulator-max-microvolt = <2800000>;

				regulator-state-mem {
					regulator-off-in-suspend;
					regulator-suspend-microvolt = <2800000>;
				};
			};

			/*
			 * vccio_sd also supplies the vmmc supply on prototypes
			 * with sd-slots, so needs to stay single voltage for
			 * those. Production models don't have sd-slots anymore
			 * and only supply vccio2 from this regulator.
			 */
			vccio_sd: LDO_REG5 {
				regulator-name = "vccio_sd";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <3000000>;
				regulator-max-microvolt = <3000000>;

				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <3000000>;
				};
			};

			/* vcc_sdio also supplies the pull-up resistors for i2c1 */
			vcc_sdio: LDO_REG6 {
				regulator-name = "vcc_sdio";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <3000000>;
				regulator-max-microvolt = <3000000>;

				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <3300000>;
				};
			};

			vcc_lcd: LDO_REG7 {
				regulator-name = "vcc_lcd";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1000000>;
				regulator-max-microvolt = <1000000>;

				regulator-state-mem {
					regulator-off-in-suspend;
					regulator-suspend-microvolt = <1000000>;
				};
			};

			vcc_1v8_lcd: LDO_REG8 {
				regulator-name = "vcc_1v8_lcd";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;

				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <1800000>;
				};
			};

			vcca_1v8: LDO_REG9 {
				regulator-name = "vcca_1v8";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;

				regulator-state-mem {
					regulator-off-in-suspend;
					regulator-suspend-microvolt = <1800000>;
				};
			};
		};
	};
};

&i2c1 {
	clock-frequency = <100000>;
	status = "okay";
};

&i2c2 {
	clock-frequency = <100000>;
	i2c-scl-falling-time-ns = <50>;
	i2c-scl-rising-time-ns = <300>;
	status = "okay";

	touchscreen@14 {
		compatible = "goodix,gt911";
		reg = <0x14>;
		AVDD28-supply = <&vcc_2v8>;
		interrupt-parent = <&gpio0>;
		interrupts = <RK_PA1 IRQ_TYPE_LEVEL_LOW>;
		irq-gpios = <&gpio0 RK_PA1 GPIO_ACTIVE_HIGH>;
		pinctrl-names = "default";
		pinctrl-0 = <&tch_int &tch_rst>;
		reset-gpios = <&gpio0 RK_PB5 GPIO_ACTIVE_HIGH>;
		touchscreen-inverted-x;
		VDDIO-supply = <&vcc_3v3>;
	};
};

/*
 * Enable pull-ups to prevent floating pins when the touch
 * panel is not connected.
 */
&i2c2_xfer {
	rockchip,pins =
		<2 RK_PB7 2 &pcfg_pull_up>,
		<2 RK_PC0 2 &pcfg_pull_up>;
};

&io_domains {
	vccio1-supply = <&vcc_sdio>;
	vccio2-supply = <&vccio_sd>;
	vccio3-supply = <&vcc_3v3>;
	vccio4-supply = <&vcc_3v3>;
	vccio5-supply = <&vcc_1v8>;
	vccio6-supply = <&vcc_emmc>;
	status = "okay";
};

&mdio {
	dp83825: ethernet-phy@0 {
		compatible = "ethernet-phy-ieee802.3-c22";
		reg = <0x0>;
		pinctrl-names = "default";
		pinctrl-0 = <&phy_rst>;
		reset-assert-us = <50000>;
		reset-deassert-us = <50000>;
		reset-gpios = <&gpio2 RK_PB6 GPIO_ACTIVE_LOW>;
	};
};

&pinctrl {
	pinctrl-names = "default";
	pinctrl-0 = <&cobra_pin_hog>;

	hog {
		cobra_pin_hog: cobra-pin-hog {
			rockchip,pins =
				/* USB_HUB2_RESET */
				<0 RK_PA5 RK_FUNC_GPIO &pcfg_output_high>,
				/* USB_HUB1_RESET */
				<0 RK_PB4 RK_FUNC_GPIO &pcfg_output_high>,
				/* The default pull-down can keep the IC in reset. */
				<3 RK_PB6 RK_FUNC_GPIO &pcfg_pull_none>,
				/* USB-A 5V enable */
				<3 RK_PC0 RK_FUNC_GPIO &pcfg_output_high>,
				/* USB-A data enable */
				<3 RK_PD3 RK_FUNC_GPIO &pcfg_output_high>;
		};
	};

	emmc {
		emmc_reset: emmc-reset {
			rockchip,pins =
				<1 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};

	ethernet {
		phy_rst: phy-rst {
			rockchip,pins =
				<2 RK_PB6 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};

	leds {
		heartbeat_led_pin: heartbeat-led-pin {
			rockchip,pins =
				<0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};

	panel {
		dsp_rst: dsp-rst {
			rockchip,pins =
				<0 RK_PB2 RK_FUNC_GPIO &pcfg_pull_down>;
		};

		tch_int: tch-int {
			rockchip,pins =
				<0 RK_PA1 RK_FUNC_GPIO &pcfg_pull_none>;
		};

		tch_rst: tch-rst {
			rockchip,pins =
				<0 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};

	pmic {
		pmic_int: pmic-int {
			rockchip,pins =
				<0 RK_PA7 RK_FUNC_GPIO &pcfg_pull_up>;
		};
	};
};

&pmu_io_domains {
	pmuio1-supply = <&vcc_3v3>;
	pmuio2-supply = <&vcc_3v3>;
	status = "okay";
};

&pwm0 {
	status = "okay";
};

&pwm1 {
	status = "okay";
};

&pwm5 {
	status = "okay";
};

&pwm6 {
	status = "okay";
};

&pwm7 {
	status = "okay";
};

&saradc {
	vref-supply = <&vcc_1v8>;
	status = "okay";
};

&tsadc {
	status = "okay";
};

&u2phy {
	status = "okay";
};

&u2phy_host {
	status = "okay";
};

&u2phy_otg {
	status = "okay";
};

&uart1 {
	/delete-property/ dmas;
	/delete-property/ dma-names;
	pinctrl-names = "default";
	pinctrl-0 = <&uart1_xfer>;
	status = "okay";
};

&uart5 {
	pinctrl-0 = <&uart5_xfer>;
	status = "okay";
};

&usb20_otg {
	status = "okay";
};

&usb_host0_ehci {
	status = "okay";
};

&usb_host0_ohci {
	status = "okay";
};

&vopb {
	status = "okay";
};

&vopb_mmu {
	status = "okay";
};

&vopl {
	status = "disabled";
};

&vopl_mmu {
	status = "disabled";
};

&wdt {
	status = "okay";
};