arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi

// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
/*
 * Device Tree Source for the RZ/{G2L,V2L} SMARC EVK common parts
 *
 * Copyright (C) 2021 Renesas Electronics Corp.
 */

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

/* comment the #define statement to disable SCIF2 (SER0) on PMOD1 (CN7) */
#define PMOD1_SER0	1

/ {
	aliases {
		serial1 = &scif2;
		i2c3 = &i2c3;
	};
};

&cpu_dai {
	sound-dai = <&ssi0>;
};

&i2c3 {
	pinctrl-0 = <&i2c3_pins>;
	pinctrl-names = "default";
	clock-frequency = <400000>;

	status = "okay";

	wm8978: codec@1a {
		compatible = "wlf,wm8978";
		#sound-dai-cells = <0>;
		reg = <0x1a>;
	};
};

/*
 * To enable SCIF2 (SER0) on PMOD1 (CN7)
 * SW1 should be at position 2->3 so that SER0_CTS# line is activated
 * SW2 should be at position 2->3 so that SER0_TX line is activated
 * SW3 should be at position 2->3 so that SER0_RX line is activated
 * SW4 should be at position 2->3 so that SER0_RTS# line is activated
 */
#if PMOD1_SER0
&scif2 {
	pinctrl-0 = <&scif2_pins>;
	pinctrl-names = "default";

	uart-has-rtscts;
	status = "okay";
};
#endif

&ssi0 {
	pinctrl-0 = <&ssi0_pins>;
	pinctrl-names = "default";

	status = "okay";
};

&vccq_sdhi1 {
	gpios = <&pinctrl RZG2L_GPIO(39, 1) GPIO_ACTIVE_HIGH>;
};