xref: /freebsd/sys/contrib/device-tree/src/mips/mobileye/eyeq6h-pins.dtsi (revision 0e8011faf58b743cc652e3b2ad0f7671227610df)

// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
/*
 * Copyright 2024 Mobileye Vision Technologies Ltd.
 */

/*
 * MUX register structure
 * bits    | field      | comment
 * [0]     | MUX_SEL    | 0 - GPIO, 1 - alternative func
 * [4]     | SW_LOOPBACK|
 * [5]     | SW_OUT_HZ  |
 * [7]     | DBG_IN     |
 * [11:8]  | DS         | drive strength
 * [13:12] | PUD        | pull-up/pull-down. 0, 3 - no, 1 - PD, 2 - PU
 * [14]    | OD         | Open drain
 * [15]    | ST_CFG     | Hysteretic input enable (Schmitt trigger)
 */

&pinctrl_west {
	// TODO: use pinctrl-single,bias-pullup
	// TODO: use pinctrl-single,bias-pulldown
	// TODO: use pinctrl-single,drive-strength
	// TODO: use pinctrl-single,input-schmitt

	i2c0_pins: i2c0-pins {
		pinctrl-single,pins = <
			0x000 0x200	// I2C0_SCL pin
			0x004 0x200	// I2C0_SDA pin
		>;
	};
	i2c1_pins: i2c1-pins {
		pinctrl-single,pins = <
			0x008 0x200	// I2C1_SCL pin
			0x00c 0x200	// I2C1_SDA pin
		>;
	};
	eth0_pins: eth0-pins {
		pinctrl-single,pins = <
			0x080 1		// GPIO_C4__SMA0_MDC pin
			0x084 1		// GPIO_C5__SMA0_MDIO pin
		>;
	};
	uart0_pins: uart0-pins {
		pinctrl-single,pins = <0x0a8 1>; // UART0 pin group
	};
	uart1_pins: uart1-pins {
		pinctrl-single,pins = <0x0a0 1>; // UART1 pin group
	};
	spi0_pins: spi0-pins {
		pinctrl-single,pins = <0x0ac 1>; // SPI0 pin group
	};
	spi1_pins: spi1-pins {
		pinctrl-single,pins = <0x0a4 1>; // SPI1 pin group
	};
};

&pinctrl_east {
	i2c2_pins: i2c2-pins {
		pinctrl-single,pins = <
			0x000 0x200	// i2c2_SCL pin
			0x004 0x200	// i2c2_SDA pin
		>;
	};
	i2c3_pins: i2c3-pins {
		pinctrl-single,pins = <
			0x008 0x200	// i2c3_SCL pin
			0x00c 0x200	// i2c3_SDA pin
		>;
	};
	eth1_pins: eth1-pins {
		pinctrl-single,pins = <
			0x080 1	// GPIO_D4__SMA1_MDC pin
			0x084 1	// GPIO_D5__SMA1_MDIO pin
		>;
	};
	uart2_sel_pins: uart2-pins {
		pinctrl-single,pins = <0x0a4 1>; // UART2 pin group
	};
	uart3_pins: uart3-pins {
		pinctrl-single,pins = <0x09c 1>; // UART3 pin group
	};
	spi2_pins: spi2-pins {
		pinctrl-single,pins = <0x0a8 1>; // SPI2 pin group
	};
	spi3_pins: spi3-pins {
		pinctrl-single,pins = <0x0a0 1>; // SPI3 pin group
	};
};