xref: /linux/arch/arm/boot/dts/nxp/imx/imx6sll-kobo-clara2e-common.dtsi (revision c771600c6af14749609b49565ffb4cac2959710d)

// SPDX-License-Identifier: (GPL-2.0)
/*
 * Common part for Kobo Clara 2e device tree
 * Copyright 2024 Andreas Kemnade
 */

/dts-v1/;

#include <dt-bindings/input/input.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/leds/common.h>
#include "imx6sll.dtsi"

/ {
	aliases {
		mmc0 = &usdhc2;
		mmc1 = &usdhc3;
	};

	chosen {
		stdout-path = &uart1;
	};

	gpio-keys {
		compatible = "gpio-keys";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_gpio_keys>;

		key-cover {
			label = "Cover";
			gpios = <&gpio4 23 GPIO_ACTIVE_LOW>;
			linux,code = <SW_LID>;
			linux,input-type = <EV_SW>;
			wakeup-source;
		};
	};

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

		led {
			color = <LED_COLOR_ID_WHITE>;
			function = LED_FUNCTION_POWER;
			gpios = <&gpio4 17 GPIO_ACTIVE_LOW>;
			linux,default-trigger = "timer";
		};
	};

	memory@80000000 {
		device_type = "memory";
		reg = <0x80000000 0x20000000>;
	};

	reg_wifi: regulator-wifi {
		compatible = "regulator-fixed";
		regulator-name = "SD3_SPWR";
		regulator-min-microvolt = <3000000>;
		regulator-max-microvolt = <3000000>;
		gpio = <&gpio4 29 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};
};

&clks {
	assigned-clocks = <&clks IMX6SLL_CLK_PLL4_AUDIO_DIV>;
	assigned-clock-rates = <393216000>;
};

&cpu0 {
	arm-supply = <&buck1>;
	soc-supply = <&buck2>;
};

&i2c1 {
	pinctrl-names = "default","sleep";
	pinctrl-0 = <&pinctrl_i2c1>;
	pinctrl-1 = <&pinctrl_i2c1_sleep>;
	clock-frequency = <100000>;
	status = "okay";

	/* backlight aw99703 at 0x36 */
};

&i2c2 {
	pinctrl-names = "default","sleep";
	pinctrl-0 = <&pinctrl_i2c2>;
	pinctrl-1 = <&pinctrl_i2c2_sleep>;
	clock-frequency = <100000>;
	status = "okay";

	/* backlight aw99703 at 0x36 */

	touchscreen@38 {
		compatible = "focaltech,ft5426";
		reg = <0x38>;
		pinctrl-names = "default", "suspend";
		pinctrl-0 = <&pinctrl_touch_gpio>;
		pinctrl-1 = <&pinctrl_touch_gpio_sleep>;
		interrupt-parent = <&gpio4>;
		interrupts = <24 IRQ_TYPE_EDGE_FALLING>;
		reset-gpios = <&gpio4 18 GPIO_ACTIVE_LOW>;
		touchscreen-size-x = <1072>;
		touchscreen-size-y = <1448>;
		touchscreen-swapped-x-y;
	};
};

&i2c3 {
	/* Bus seems to be in bad state after boot, allow full recovery */
	pinctrl-names = "default", "gpio";
	pinctrl-0 = <&pinctrl_i2c3>;
	pinctrl-1 = <&pinctrl_i2c3_gpio>;
	sda-gpios = <&gpio3 22 GPIO_ACTIVE_HIGH>;
	scl-gpios = <&gpio3 21 GPIO_ACTIVE_HIGH>;
	clock-frequency = <100000>;
	status = "okay";

	pmic@4b {
		compatible = "rohm,bd71879", "rohm,bd71828";
		reg = <0x4b>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_bd71828>;
		interrupt-parent = <&gpio4>;
		interrupts = <19 IRQ_TYPE_LEVEL_LOW>;
		system-power-controller;
		clocks = <&clks 0>;
		#clock-cells = <0>;
		clock-output-names = "bd71828-32k-out";
		gpio-controller;
		#gpio-cells = <2>;
		gpio-reserved-ranges = <0 1>, <2 1>;

		/* charge sense resistor is 30 milli-ohm */

		regulators {
			LDO1 {
				name = "LDO1";
				regulator-name = "ldo1";
				regulator-min-microvolt = <800000>;
				regulator-max-microvolt = <3300000>;
			};

			LDO2 {
				name = "LDO2";
				regulator-name = "ldo2";
				regulator-min-microvolt = <800000>;
				regulator-max-microvolt = <3300000>;
			};

			LDO3 {
				name = "LDO3";
				regulator-name = "ldo3";
				regulator-min-microvolt = <800000>;
				regulator-max-microvolt = <3300000>;
			};

			ldo4: LDO4 {
				name = "LDO4";
				regulator-name = "ldo4";
				regulator-always-on;
				regulator-min-microvolt = <1100000>;
				regulator-max-microvolt = <1100000>;
			};

			LDO5 {
				name = "LDO5";
				regulator-name = "ldo5";
				regulator-always-on;
				regulator-min-microvolt = <800000>;
				regulator-max-microvolt = <3300000>;
			};

			LDO6 {
				name = "LDO6";
				regulator-name = "ldo6";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
			};

			LDO7 {
				name = "LDO7";
				regulator-name = "ldo7";
				regulator-always-on;
				regulator-min-microvolt = <800000>;
				regulator-max-microvolt = <3300000>;
				regulator-boot-on;
			};

			buck1: BUCK1 {
				name = "BUCK1";
				regulator-name = "buck1";
				regulator-always-on;
				regulator-min-microvolt = <500000>;
				regulator-max-microvolt = <1400000>;
				regulator-boot-on;
			};

			buck2: BUCK2 {
				name = "BUCK2";
				regulator-name = "buck2";
				regulator-always-on;
				regulator-min-microvolt = <500000>;
				regulator-max-microvolt = <2000000>;
				regulator-boot-on;
			};

			BUCK3 {
				name = "BUCK3";
				regulator-name = "buck3";
				regulator-always-on;
				regulator-min-microvolt = <1200000>;
				regulator-max-microvolt = <1800000>;
				regulator-boot-on;
			};

			BUCK4 {
				name = "BUCK4";
				regulator-name = "buck4";
				regulator-always-on;
				regulator-min-microvolt = <1000000>;
				regulator-max-microvolt = <1200000>;
				regulator-boot-on;
			};

			BUCK5 {
				name = "BUCK5";
				regulator-name = "buck5";
				regulator-always-on;
				regulator-min-microvolt = <2500000>;
				regulator-max-microvolt = <3300000>;
				regulator-boot-on;
			};

			BUCK6 {
				name = "BUCK6";
				regulator-name = "buck6";
				regulator-min-microvolt = <500000>;
				regulator-max-microvolt = <2000000>;
			};

			BUCK7 {
				name = "BUCK7";
				regulator-name = "buck7";
				regulator-min-microvolt = <500000>;
				regulator-max-microvolt = <2000000>;
			};
		};
	};
};

&iomuxc {
	pinctrl_bd71828: bd71828-gpiogrp {
		fsl,pins = <
			MX6SLL_PAD_KEY_COL0__GPIO3_IO24		0x1b8b1
			MX6SLL_PAD_GPIO4_IO19__GPIO4_IO19	0x1b8b1
		>;
	};

	pinctrl_gpio_keys: gpio-keysgrp {
		fsl,pins = <
			MX6SLL_PAD_GPIO4_IO25__GPIO4_IO25	0x17059	/* PWR_SW */
			MX6SLL_PAD_GPIO4_IO23__GPIO4_IO23	0x17059	/* HALL_EN */
		>;
	};

	pinctrl_i2c1: i2c1grp {
		fsl,pins = <
			MX6SLL_PAD_I2C1_SCL__I2C1_SCL	0x4001f8b1
			MX6SLL_PAD_I2C1_SDA__I2C1_SDA	0x4001f8b1
		>;
	};

	pinctrl_i2c1_sleep: i2c1-sleepgrp {
		fsl,pins = <
			MX6SLL_PAD_I2C1_SCL__I2C1_SCL	0x400108b1
			MX6SLL_PAD_I2C1_SDA__I2C1_SDA	0x400108b1
		>;
	};

	pinctrl_i2c2: i2c2grp {
		fsl,pins = <
			MX6SLL_PAD_I2C2_SCL__I2C2_SCL	0x4001f8b1
			MX6SLL_PAD_I2C2_SDA__I2C2_SDA	0x4001f8b1
		>;
	};

	pinctrl_i2c2_sleep: i2c2-sleepgrp {
		fsl,pins = <
			MX6SLL_PAD_I2C2_SCL__I2C2_SCL	0x400108b1
			MX6SLL_PAD_I2C2_SDA__I2C2_SDA	0x400108b1
		>;
	};

	pinctrl_i2c3: i2c3grp {
		fsl,pins = <
			MX6SLL_PAD_REF_CLK_24M__I2C3_SCL 0x4001f8b1
			MX6SLL_PAD_REF_CLK_32K__I2C3_SDA 0x4001f8b1
		>;
	};

	pinctrl_i2c3_gpio: i2c3-gpiogrp {
		fsl,pins = <
			MX6SLL_PAD_REF_CLK_24M__GPIO3_IO21 0x4001f8b1
			MX6SLL_PAD_REF_CLK_32K__GPIO3_IO22 0x4001f8b1
		>;
	};

	pinctrl_led: ledgrp {
		fsl,pins = <
			MX6SLL_PAD_GPIO4_IO17__GPIO4_IO17 0x10059
		>;
	};

	pinctrl_touch_gpio: touch-gpiogrp {
		fsl,pins = <
			MX6SLL_PAD_GPIO4_IO24__GPIO4_IO24	0x17059 /* TP_INT */
			MX6SLL_PAD_GPIO4_IO18__GPIO4_IO18	0x10059 /* TP_RST */
		>;
	};

	pinctrl_touch_gpio_sleep: touch-gpio-sleepgrp {
		fsl,pins = <
			MX6SLL_PAD_GPIO4_IO24__GPIO4_IO24	0x10059 /* TP_INT */
			MX6SLL_PAD_GPIO4_IO18__GPIO4_IO18	0x10059 /* TP_RST */
		>;
	};

	pinctrl_uart1: uart1grp {
		fsl,pins = <
			MX6SLL_PAD_UART1_TXD__UART1_DCE_TX 0x1b0b1
			MX6SLL_PAD_UART1_RXD__UART1_DCE_RX 0x1b0b1
		>;
	};

	pinctrl_uart2: uart2grp {
		fsl,pins = <
			MX6SLL_PAD_LCD_ENABLE__UART2_DCE_RX	0x41b0b1
			MX6SLL_PAD_LCD_HSYNC__UART2_DCE_TX	0x41b0b1
			MX6SLL_PAD_LCD_VSYNC__UART2_DCE_RTS	0x41b0b1
			MX6SLL_PAD_LCD_RESET__UART2_DCE_CTS	0x41b0b1
		>;
	};

	pinctrl_uart2_sleep: uart2-sleepgrp {
		fsl,pins = <
			MX6SLL_PAD_LCD_ENABLE__GPIO2_IO16	0x10059
			MX6SLL_PAD_LCD_HSYNC__GPIO2_IO17	0x10059
			MX6SLL_PAD_LCD_VSYNC__GPIO2_IO18	0x10059
			MX6SLL_PAD_LCD_RESET__GPIO2_IO19	0x10059
		>;
	};

	pinctrl_usbotg1: usbotg1grp {
		fsl,pins = <
			MX6SLL_PAD_EPDC_PWR_COM__USB_OTG1_ID 0x17059
		>;
	};

	pinctrl_usdhc2: usdhc2grp {
		fsl,pins = <
			MX6SLL_PAD_SD2_CMD__SD2_CMD		0x17059
			MX6SLL_PAD_SD2_CLK__SD2_CLK		0x13059
			MX6SLL_PAD_SD2_DATA0__SD2_DATA0		0x17059
			MX6SLL_PAD_SD2_DATA1__SD2_DATA1		0x17059
			MX6SLL_PAD_SD2_DATA2__SD2_DATA2		0x17059
			MX6SLL_PAD_SD2_DATA3__SD2_DATA3		0x17059
		>;
	};

	pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp {
		fsl,pins = <
			MX6SLL_PAD_SD2_CMD__SD2_CMD		0x170b9
			MX6SLL_PAD_SD2_CLK__SD2_CLK		0x130b9
			MX6SLL_PAD_SD2_DATA0__SD2_DATA0		0x170b9
			MX6SLL_PAD_SD2_DATA1__SD2_DATA1		0x170b9
			MX6SLL_PAD_SD2_DATA2__SD2_DATA2		0x170b9
			MX6SLL_PAD_SD2_DATA3__SD2_DATA3		0x170b9
		>;
	};

	pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp {
		fsl,pins = <
			MX6SLL_PAD_SD2_CMD__SD2_CMD		0x170f9
			MX6SLL_PAD_SD2_CLK__SD2_CLK		0x130f9
			MX6SLL_PAD_SD2_DATA0__SD2_DATA0		0x170f9
			MX6SLL_PAD_SD2_DATA1__SD2_DATA1		0x170f9
			MX6SLL_PAD_SD2_DATA2__SD2_DATA2		0x170f9
			MX6SLL_PAD_SD2_DATA3__SD2_DATA3		0x170f9
		>;
	};

	pinctrl_usdhc2_sleep: usdhc2-sleepgrp {
		fsl,pins = <
			MX6SLL_PAD_SD2_CMD__GPIO5_IO04		0x100f9
			MX6SLL_PAD_SD2_CLK__GPIO5_IO05		0x100f9
			MX6SLL_PAD_SD2_DATA0__GPIO5_IO01	0x100f9
			MX6SLL_PAD_SD2_DATA1__GPIO4_IO30	0x100f9
			MX6SLL_PAD_SD2_DATA2__GPIO5_IO03	0x100f9
			MX6SLL_PAD_SD2_DATA3__GPIO4_IO28	0x100f9
		>;
	};

	pinctrl_usdhc3: usdhc3grp {
		fsl,pins = <
			MX6SLL_PAD_SD3_CMD__SD3_CMD	0x11059
			MX6SLL_PAD_SD3_CLK__SD3_CLK	0x11059
			MX6SLL_PAD_SD3_DATA0__SD3_DATA0	0x11059
			MX6SLL_PAD_SD3_DATA1__SD3_DATA1	0x11059
			MX6SLL_PAD_SD3_DATA2__SD3_DATA2	0x11059
			MX6SLL_PAD_SD3_DATA3__SD3_DATA3	0x11059
		>;
	};

	pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp {
		fsl,pins = <
			MX6SLL_PAD_SD3_CMD__SD3_CMD	0x170b9
			MX6SLL_PAD_SD3_CLK__SD3_CLK	0x170b9
			MX6SLL_PAD_SD3_DATA0__SD3_DATA0	0x170b9
			MX6SLL_PAD_SD3_DATA1__SD3_DATA1	0x170b9
			MX6SLL_PAD_SD3_DATA2__SD3_DATA2	0x170b9
			MX6SLL_PAD_SD3_DATA3__SD3_DATA3	0x170b9
		>;
	};

	pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp {
		fsl,pins = <
			MX6SLL_PAD_SD3_CMD__SD3_CMD	0x170f9
			MX6SLL_PAD_SD3_CLK__SD3_CLK	0x170f9
			MX6SLL_PAD_SD3_DATA0__SD3_DATA0	0x170f9
			MX6SLL_PAD_SD3_DATA1__SD3_DATA1	0x170f9
			MX6SLL_PAD_SD3_DATA2__SD3_DATA2	0x170f9
			MX6SLL_PAD_SD3_DATA3__SD3_DATA3	0x170f9
		>;
	};

	pinctrl_usdhc3_sleep: usdhc3-sleepgrp {
		fsl,pins = <
			MX6SLL_PAD_SD3_CMD__GPIO5_IO21	0x100c1
			MX6SLL_PAD_SD3_CLK__GPIO5_IO18	0x100c1
			MX6SLL_PAD_SD3_DATA0__GPIO5_IO19	0x100c1
			MX6SLL_PAD_SD3_DATA1__GPIO5_IO20	0x100c1
			MX6SLL_PAD_SD3_DATA2__GPIO5_IO16	0x100c1
			MX6SLL_PAD_SD3_DATA3__GPIO5_IO17	0x100c1
		>;
	};

	pinctrl_wifi_power: wifi-powergrp {
		fsl,pins = <
			MX6SLL_PAD_SD2_DATA6__GPIO4_IO29	0x10059
		>;
	};
};

&snvs_rtc {
	/* we are using the rtc in the pmic, not disabled in imx6sll.dtsi */
	status = "disabled";
};

&uart1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart1>;
	status = "okay";
};

&uart2 {
	pinctrl-names = "default", "sleep";
	pinctrl-0 = <&pinctrl_uart2>;
	pinctrl-1 = <&pinctrl_uart2_sleep>;
	status = "okay";

	/* requires LDO4 + power enable gpio */
	bluetooth {
		compatible = "nxp,88w8987-bt";
		fw-init-baudrate = <1500000>;
	};
};

&usbotg1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usbotg1>;
	disable-over-current;
	srp-disable;
	hnp-disable;
	adp-disable;
	status = "okay";
};

&usdhc2 {
	pinctrl-names = "default", "state_100mhz", "state_200mhz","sleep";
	pinctrl-0 = <&pinctrl_usdhc2>;
	pinctrl-1 = <&pinctrl_usdhc2_100mhz>;
	pinctrl-2 = <&pinctrl_usdhc2_200mhz>;
	pinctrl-3 = <&pinctrl_usdhc2_sleep>;
	non-removable;
	status = "okay";
};

&usdhc3 {
	pinctrl-names = "default", "state_100mhz", "state_200mhz","sleep";
	pinctrl-0 = <&pinctrl_usdhc3>;
	pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
	pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
	pinctrl-3 = <&pinctrl_usdhc3_sleep>;
	/* card requires also ldo4 */
	vmmc-supply = <&reg_wifi>;
	cap-power-off-card;
	non-removable;
	status = "okay";
};