xref: /linux/arch/arm64/boot/dts/renesas/rzg2l-smarc.dtsi (revision 69bfec7548f4c1595bac0e3ddfc0458a5af31f4c)
1// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2/*
3 * Device Tree Source for the RZ/{G2L,V2L} SMARC EVK common parts
4 *
5 * Copyright (C) 2021 Renesas Electronics Corp.
6 */
7
8#include <dt-bindings/gpio/gpio.h>
9#include <dt-bindings/pinctrl/rzg2l-pinctrl.h>
10
11/* comment the #define statement to disable SCIF2 (SER0) on PMOD1 (CN7) */
12#define PMOD1_SER0	1
13
14/ {
15	aliases {
16		serial1 = &scif2;
17		i2c3 = &i2c3;
18	};
19};
20
21&cpu_dai {
22	sound-dai = <&ssi0>;
23};
24
25&i2c3 {
26	pinctrl-0 = <&i2c3_pins>;
27	pinctrl-names = "default";
28	clock-frequency = <400000>;
29
30	status = "okay";
31
32	wm8978: codec@1a {
33		compatible = "wlf,wm8978";
34		#sound-dai-cells = <0>;
35		reg = <0x1a>;
36	};
37};
38
39/*
40 * To enable SCIF2 (SER0) on PMOD1 (CN7)
41 * SW1 should be at position 2->3 so that SER0_CTS# line is activated
42 * SW2 should be at position 2->3 so that SER0_TX line is activated
43 * SW3 should be at position 2->3 so that SER0_RX line is activated
44 * SW4 should be at position 2->3 so that SER0_RTS# line is activated
45 */
46#if PMOD1_SER0
47&scif2 {
48	pinctrl-0 = <&scif2_pins>;
49	pinctrl-names = "default";
50
51	uart-has-rtscts;
52	status = "okay";
53};
54#endif
55
56&ssi0 {
57	pinctrl-0 = <&ssi0_pins>;
58	pinctrl-names = "default";
59
60	status = "okay";
61};
62
63&vccq_sdhi1 {
64	gpios = <&pinctrl RZG2L_GPIO(39, 1) GPIO_ACTIVE_HIGH>;
65};
66