1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Device Tree Source for the iWave-RZG1M-20M Qseven SOM
4 *
5 * Copyright (C) 2017 Renesas Electronics Corp.
6 */
7
8#include "r8a7743.dtsi"
9#include <dt-bindings/gpio/gpio.h>
10
11/ {
12	compatible = "iwave,g20m", "renesas,r8a7743";
13
14	memory@40000000 {
15		device_type = "memory";
16		reg = <0 0x40000000 0 0x20000000>;
17	};
18
19	memory@200000000 {
20		device_type = "memory";
21		reg = <2 0x00000000 0 0x20000000>;
22	};
23
24	reg_3p3v: 3p3v {
25		compatible = "regulator-fixed";
26		regulator-name = "3P3V";
27		regulator-min-microvolt = <3300000>;
28		regulator-max-microvolt = <3300000>;
29		regulator-always-on;
30		regulator-boot-on;
31	};
32};
33
34&extal_clk {
35	clock-frequency = <20000000>;
36};
37
38&pfc {
39	mmcif0_pins: mmc {
40		groups = "mmc_data8_b", "mmc_ctrl";
41		function = "mmc";
42	};
43
44	qspi_pins: qspi {
45		groups = "qspi_ctrl", "qspi_data2";
46		function = "qspi";
47	};
48
49	sdhi0_pins: sd0 {
50		groups = "sdhi0_data4", "sdhi0_ctrl";
51		function = "sdhi0";
52		power-source = <3300>;
53	};
54};
55
56&mmcif0 {
57	pinctrl-0 = <&mmcif0_pins>;
58	pinctrl-names = "default";
59
60	vmmc-supply = <&reg_3p3v>;
61	bus-width = <8>;
62	non-removable;
63	status = "okay";
64};
65
66&qspi {
67	pinctrl-0 = <&qspi_pins>;
68	pinctrl-names = "default";
69
70	status = "okay";
71
72	/* WARNING - This device contains the bootloader. Handle with care. */
73	flash: flash@0 {
74		#address-cells = <1>;
75		#size-cells = <1>;
76		compatible = "sst,sst25vf016b", "jedec,spi-nor";
77		reg = <0>;
78		spi-max-frequency = <50000000>;
79		spi-tx-bus-width = <1>;
80		spi-rx-bus-width = <1>;
81		m25p,fast-read;
82		spi-cpol;
83		spi-cpha;
84	};
85};
86
87&sdhi0 {
88	pinctrl-0 = <&sdhi0_pins>;
89	pinctrl-names = "default";
90
91	vmmc-supply = <&reg_3p3v>;
92	vqmmc-supply = <&reg_3p3v>;
93	cd-gpios = <&gpio7 11 GPIO_ACTIVE_LOW>;
94	status = "okay";
95};
96