1/*
  2 * Device Tree Source for the iWave-RZG1E-G22M SODIMM SOM
  3 *
  4 * Copyright (C) 2017 Renesas Electronics Corp.
  5 *
  6 * This file is licensed under the terms of the GNU General Public License
  7 * version 2.  This program is licensed "as is" without any warranty of any
  8 * kind, whether express or implied.
  9 */
 10
 11#include "r8a7745.dtsi"
 12#include <dt-bindings/gpio/gpio.h>
 13
 14/ {
 15	compatible = "iwave,g22m", "renesas,r8a7745";
 16
 17	memory@40000000 {
 18		device_type = "memory";
 19		reg = <0 0x40000000 0 0x20000000>;
 20	};
 21
 22	reg_3p3v: 3p3v {
 23		compatible = "regulator-fixed";
 24		regulator-name = "3P3V";
 25		regulator-min-microvolt = <3300000>;
 26		regulator-max-microvolt = <3300000>;
 27		regulator-always-on;
 28		regulator-boot-on;
 29	};
 30};
 31
 32&cmt0 {
 33	status = "okay";
 34};
 35
 36&extal_clk {
 37	clock-frequency = <20000000>;
 38};
 39
 40&pfc {
 41	mmcif0_pins: mmc {
 42		groups = "mmc_data8", "mmc_ctrl";
 43		function = "mmc";
 44	};
 45
 46	qspi_pins: qspi {
 47		groups = "qspi_ctrl", "qspi_data2";
 48		function = "qspi";
 49	};
 50
 51	sdhi1_pins: sd1 {
 52		groups = "sdhi1_data4", "sdhi1_ctrl";
 53		function = "sdhi1";
 54		power-source = <3300>;
 55	};
 56
 57	i2c3_pins: i2c3 {
 58		groups = "i2c3_b";
 59		function = "i2c3";
 60	};
 61};
 62
 63&mmcif0 {
 64	pinctrl-0 = <&mmcif0_pins>;
 65	pinctrl-names = "default";
 66
 67	vmmc-supply = <&reg_3p3v>;
 68	bus-width = <8>;
 69	non-removable;
 70	status = "okay";
 71};
 72
 73&qspi {
 74	pinctrl-0 = <&qspi_pins>;
 75	pinctrl-names = "default";
 76
 77	status = "okay";
 78
 79	/* WARNING - This device contains the bootloader. Handle with care. */
 80	flash: flash@0 {
 81		#address-cells = <1>;
 82		#size-cells = <1>;
 83		compatible = "sst,sst25vf016b", "jedec,spi-nor";
 84		reg = <0>;
 85		spi-max-frequency = <50000000>;
 86		spi-tx-bus-width = <1>;
 87		spi-rx-bus-width = <1>;
 88		m25p,fast-read;
 89		spi-cpol;
 90		spi-cpha;
 91	};
 92};
 93
 94&sdhi1 {
 95	pinctrl-0 = <&sdhi1_pins>;
 96	pinctrl-names = "default";
 97
 98	vmmc-supply = <&reg_3p3v>;
 99	vqmmc-supply = <&reg_3p3v>;
100	cd-gpios = <&gpio3 31 GPIO_ACTIVE_LOW>;
101	status = "okay";
102};
103
104&i2c3 {
105	pinctrl-0 = <&i2c3_pins>;
106	pinctrl-names = "default";
107
108	status = "okay";
109	clock-frequency = <400000>;
110
111	rtc@68 {
112		compatible = "ti,bq32000";
113		reg = <0x68>;
114	};
115};