xref: /openbmc/linux/arch/arm64/boot/dts/renesas/rzg2lc-smarc-pinfunction.dtsi (revision 48d8ee5b)

// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
/*
 * Device Tree Source for the RZ/G2LC SMARC pincontrol parts
 *
 * Copyright (C) 2021 Renesas Electronics Corp.
 */

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/pinctrl/rzg2l-pinctrl.h>

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

	scif0_pins: scif0 {
		pinmux = <RZG2L_PORT_PINMUX(38, 0, 1)>,	/* TxD */
			 <RZG2L_PORT_PINMUX(38, 1, 1)>;	/* RxD */
	};

#if SW_SCIF_CAN
	/* SW8 should be at position 2->1 */
	can1_pins: can1 {
		pinmux = <RZG2L_PORT_PINMUX(40, 0, 3)>, /* TxD */
			 <RZG2L_PORT_PINMUX(40, 1, 3)>; /* RxD */
	};
#endif

	scif1_pins: scif1 {
		pinmux = <RZG2L_PORT_PINMUX(40, 0, 1)>, /* TxD */
			 <RZG2L_PORT_PINMUX(40, 1, 1)>, /* RxD */
			 <RZG2L_PORT_PINMUX(41, 0, 1)>, /* CTS# */
			 <RZG2L_PORT_PINMUX(41, 1, 1)>; /* RTS# */
	};

#if SW_RSPI_CAN
	/* SW8 should be at position 2->3 so that GPIO9_CAN1_STB line is activated */
	can1-stb-hog {
		gpio-hog;
		gpios = <RZG2L_GPIO(44, 3) GPIO_ACTIVE_HIGH>;
		output-low;
		line-name = "can1_stb";
	};

	can1_pins: can1 {
		pinmux = <RZG2L_PORT_PINMUX(44, 0, 3)>, /* TxD */
			 <RZG2L_PORT_PINMUX(44, 1, 3)>; /* RxD */
	};
#endif

	sd1-pwr-en-hog {
		gpio-hog;
		gpios = <RZG2L_GPIO(39, 2) GPIO_ACTIVE_HIGH>;
		output-high;
		line-name = "sd1_pwr_en";
	};

	sdhi1_pins: sd1 {
		sd1_data {
			pins = "SD1_DATA0", "SD1_DATA1", "SD1_DATA2", "SD1_DATA3";
			power-source = <3300>;
		};

		sd1_ctrl {
			pins = "SD1_CLK", "SD1_CMD";
			power-source = <3300>;
		};

		sd1_mux {
			pinmux = <RZG2L_PORT_PINMUX(19, 0, 1)>; /* SD1_CD */
		};
	};

	sdhi1_pins_uhs: sd1_uhs {
		sd1_data_uhs {
			pins = "SD1_DATA0", "SD1_DATA1", "SD1_DATA2", "SD1_DATA3";
			power-source = <1800>;
		};

		sd1_ctrl_uhs {
			pins = "SD1_CLK", "SD1_CMD";
			power-source = <1800>;
		};

		sd1_mux_uhs {
			pinmux = <RZG2L_PORT_PINMUX(19, 0, 1)>; /* SD1_CD */
		};
	};

	sound_clk_pins: sound_clk {
		pins = "AUDIO_CLK1", "AUDIO_CLK2";
		input-enable;
	};
};