xref: /linux/arch/arm64/boot/dts/renesas/r9a07g044c2-smarc.dts (revision 08b7174fb8d126e607e385e34b9e1da4f3be274f)
1// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2/*
3 * Device Tree Source for the RZ/G2LC SMARC EVK board
4 *
5 * Copyright (C) 2021 Renesas Electronics Corp.
6 */
7
8/dts-v1/;
9
10/*
11 * DIP-Switch SW1 setting on SoM
12 * 1 : High; 0: Low
13 * SW1-2 : SW_SD0_DEV_SEL	(1: eMMC; 0: uSD)
14 * SW1-3 : SW_SCIF_CAN		(1: CAN1; 0: SCIF1)
15 * SW1-4 : SW_RSPI_CAN		(1: CAN1; 0: RSPI1)
16 * SW1-5 : SW_I2S0_I2S1		(1: I2S2 (HDMI audio); 0: I2S0)
17 * Please change below macros according to SW1 setting
18 */
19
20#define SW_SD0_DEV_SEL	1
21
22#define SW_SCIF_CAN	0
23#if (SW_SCIF_CAN)
24/* Due to HW routing, SW_RSPI_CAN is always 0 when SW_SCIF_CAN is set to 1 */
25#define SW_RSPI_CAN	0
26#else
27/* Please set SW_RSPI_CAN. Default value is 1 */
28#define SW_RSPI_CAN	1
29#endif
30
31#if (SW_SCIF_CAN && SW_RSPI_CAN)
32#error "Can not set 1 to both SW_SCIF_CAN and SW_RSPI_CAN due to HW routing"
33#endif
34
35/* comment the #define statement to disable SCIF1 (SER0) on PMOD1 (CN7) */
36#define PMOD1_SER0	1
37
38/*
39 * To enable MTU3a PWM on PMOD0,
40 *  - Set DIP-Switch SW1-4 to Off position.
41 *  - Set SW_RSPI_CAN macro to 0.
42 *  - Set PMOD_MTU3 macro to 1.
43 */
44#define PMOD_MTU3	0
45
46#if (PMOD_MTU3 && SW_RSPI_CAN)
47#error "Cannot set as both PMOD_MTU3 and SW_RSPI_CAN are mutually exclusive"
48#endif
49
50#include "r9a07g044c2.dtsi"
51#include "rzg2lc-smarc-som.dtsi"
52#include "rzg2lc-smarc.dtsi"
53
54/ {
55	model = "Renesas SMARC EVK based on r9a07g044c2";
56	compatible = "renesas,smarc-evk", "renesas,r9a07g044c2", "renesas,r9a07g044";
57};
58