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      1 // SPDX-License-Identifier: GPL-2.0
      2 /*
      3  * Device Tree Source for the armadillo 800 eva board
      4  *
      5  * Copyright (C) 2012 Renesas Solutions Corp.
      6  */
      7 
      8 /dts-v1/;
      9 #include "r8a7740.dtsi"
     10 #include <dt-bindings/gpio/gpio.h>
     11 #include <dt-bindings/input/input.h>
     12 #include <dt-bindings/interrupt-controller/irq.h>
     13 #include <dt-bindings/pwm/pwm.h>
     14 
     15 / {
     16 	model = "armadillo 800 eva";
     17 	compatible = "renesas,armadillo800eva", "renesas,r8a7740";
     18 
     19 	aliases {
     20 		serial0 = &scifa1;
     21 	};
     22 
     23 	chosen {
     24 		bootargs = "earlyprintk ignore_loglevel root=/dev/nfs ip=on rw";
     25 		stdout-path = "serial0:115200n8";
     26 	};
     27 
     28 	memory@40000000 {
     29 		device_type = "memory";
     30 		reg = <0x40000000 0x20000000>;
     31 	};
     32 
     33 	reg_3p3v: regulator-3p3v {
     34 		compatible = "regulator-fixed";
     35 		regulator-name = "fixed-3.3V";
     36 		regulator-min-microvolt = <3300000>;
     37 		regulator-max-microvolt = <3300000>;
     38 		regulator-always-on;
     39 		regulator-boot-on;
     40 	};
     41 
     42 	vcc_sdhi0: regulator-vcc-sdhi0 {
     43 		compatible = "regulator-fixed";
     44 
     45 		regulator-name = "SDHI0 Vcc";
     46 		regulator-min-microvolt = <3300000>;
     47 		regulator-max-microvolt = <3300000>;
     48 
     49 		gpio = <&pfc 75 GPIO_ACTIVE_HIGH>;
     50 		enable-active-high;
     51 	};
     52 
     53 	vccq_sdhi0: regulator-vccq-sdhi0 {
     54 		compatible = "regulator-gpio";
     55 
     56 		regulator-name = "SDHI0 VccQ";
     57 		regulator-min-microvolt = <1800000>;
     58 		regulator-max-microvolt = <3300000>;
     59 		vin-supply = <&vcc_sdhi0>;
     60 
     61 		enable-gpio = <&pfc 74 GPIO_ACTIVE_HIGH>;
     62 		gpios = <&pfc 17 GPIO_ACTIVE_HIGH>;
     63 		states = <3300000 0>, <1800000 1>;
     64 
     65 		enable-active-high;
     66 	};
     67 
     68 	reg_5p0v: regulator-5p0v {
     69 		compatible = "regulator-fixed";
     70 		regulator-name = "fixed-5.0V";
     71 		regulator-min-microvolt = <5000000>;
     72 		regulator-max-microvolt = <5000000>;
     73 		regulator-always-on;
     74 		regulator-boot-on;
     75 	};
     76 
     77 	keyboard {
     78 		compatible = "gpio-keys";
     79 
     80 		power-key {
     81 			gpios = <&pfc 99 GPIO_ACTIVE_LOW>;
     82 			linux,code = <KEY_POWER>;
     83 			label = "SW3";
     84 			wakeup-source;
     85 		};
     86 
     87 		back-key {
     88 			gpios = <&pfc 100 GPIO_ACTIVE_LOW>;
     89 			linux,code = <KEY_BACK>;
     90 			label = "SW4";
     91 		};
     92 
     93 		menu-key {
     94 			gpios = <&pfc 97 GPIO_ACTIVE_LOW>;
     95 			linux,code = <KEY_MENU>;
     96 			label = "SW5";
     97 		};
     98 
     99 		home-key {
    100 			gpios = <&pfc 98 GPIO_ACTIVE_LOW>;
    101 			linux,code = <KEY_HOME>;
    102 			label = "SW6";
    103 		};
    104 	};
    105 
    106 	leds {
    107 		compatible = "gpio-leds";
    108 		led3 {
    109 			gpios = <&pfc 102 GPIO_ACTIVE_HIGH>;
    110 			label = "LED3";
    111 		};
    112 		led4 {
    113 			gpios = <&pfc 111 GPIO_ACTIVE_HIGH>;
    114 			label = "LED4";
    115 		};
    116 		led5 {
    117 			gpios = <&pfc 110 GPIO_ACTIVE_HIGH>;
    118 			label = "LED5";
    119 		};
    120 		led6 {
    121 			gpios = <&pfc 177 GPIO_ACTIVE_HIGH>;
    122 			label = "LED6";
    123 		};
    124 	};
    125 
    126 	i2c2: i2c-2 {
    127 		#address-cells = <1>;
    128 		#size-cells = <0>;
    129 		compatible = "i2c-gpio";
    130 		sda-gpios = <&pfc 208 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
    131 		scl-gpios = <&pfc 91 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
    132 		i2c-gpio,delay-us = <5>;
    133 	};
    134 
    135 	backlight {
    136 		compatible = "pwm-backlight";
    137 		pwms = <&tpu 2 33333 PWM_POLARITY_INVERTED>;
    138 		brightness-levels = <0 1 2 4 8 16 32 64 128 255>;
    139 		default-brightness-level = <9>;
    140 		pinctrl-0 = <&backlight_pins>;
    141 		pinctrl-names = "default";
    142 		power-supply = <&reg_5p0v>;
    143 		enable-gpios = <&pfc 61 GPIO_ACTIVE_HIGH>;
    144 	};
    145 
    146 	sound {
    147 		compatible = "simple-audio-card";
    148 
    149 		simple-audio-card,format = "i2s";
    150 
    151 		simple-audio-card,cpu {
    152 			sound-dai = <&sh_fsi2 0>;
    153 			bitclock-inversion;
    154 		};
    155 
    156 		simple-audio-card,codec {
    157 			sound-dai = <&wm8978>;
    158 			bitclock-master;
    159 			frame-master;
    160 			system-clock-frequency = <12288000>;
    161 		};
    162 	};
    163 };
    164 
    165 &ether {
    166 	pinctrl-0 = <&ether_pins>;
    167 	pinctrl-names = "default";
    168 
    169 	phy-handle = <&phy0>;
    170 	status = "okay";
    171 
    172 	phy0: ethernet-phy@0 {
    173 		reg = <0>;
    174 	};
    175 };
    176 
    177 &extal1_clk {
    178 	clock-frequency = <24000000>;
    179 };
    180 &extal2_clk {
    181 	clock-frequency = <48000000>;
    182 };
    183 &fsibck_clk {
    184 	clock-frequency = <12288000>;
    185 };
    186 &cpg_clocks {
    187 	renesas,mode = <0x05>; /* MD_CK0 | MD_CK2 */
    188 };
    189 
    190 &cmt1 {
    191 	status = "okay";
    192 };
    193 
    194 &i2c0 {
    195 	status = "okay";
    196 	touchscreen@55 {
    197 		compatible = "sitronix,st1232";
    198 		reg = <0x55>;
    199 		interrupt-parent = <&irqpin1>;
    200 		interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
    201 		pinctrl-0 = <&st1232_pins>;
    202 		pinctrl-names = "default";
    203 		gpios = <&pfc 166 GPIO_ACTIVE_LOW>;
    204 	};
    205 
    206 	wm8978: codec@1a {
    207 		#sound-dai-cells = <0>;
    208 		compatible = "wlf,wm8978";
    209 		reg = <0x1a>;
    210 	};
    211 };
    212 
    213 &i2c2 {
    214 	status = "okay";
    215 	rtc@30 {
    216 		compatible = "sii,s35390a";
    217 		reg = <0x30>;
    218 	};
    219 };
    220 
    221 &pfc {
    222 	pinctrl-0 = <&lcd0_pins>;
    223 	pinctrl-names = "default";
    224 
    225 	ether_pins: ether {
    226 		groups = "gether_mii", "gether_int";
    227 		function = "gether";
    228 	};
    229 
    230 	scifa1_pins: scifa1 {
    231 		groups = "scifa1_data";
    232 		function = "scifa1";
    233 	};
    234 
    235 	st1232_pins: touchscreen {
    236 		groups = "intc_irq10";
    237 		function = "intc";
    238 	};
    239 
    240 	backlight_pins: backlight {
    241 		groups = "tpu0_to2_1";
    242 		function = "tpu0";
    243 	};
    244 
    245 	mmc0_pins: mmc0 {
    246 		groups = "mmc0_data8_1", "mmc0_ctrl_1";
    247 		function = "mmc0";
    248 	};
    249 
    250 	sdhi0_pins: sd0 {
    251 		groups = "sdhi0_data4", "sdhi0_ctrl", "sdhi0_wp";
    252 		function = "sdhi0";
    253 	};
    254 
    255 	fsia_pins: sounda {
    256 		groups = "fsia_sclk_in", "fsia_mclk_out",
    257 			 "fsia_data_in_1", "fsia_data_out_0";
    258 		function = "fsia";
    259 	};
    260 
    261 	lcd0_pins: lcd0 {
    262 		groups = "lcd0_data24_0", "lcd0_lclk_1", "lcd0_sync";
    263 		function = "lcd0";
    264 	};
    265 
    266 	lcd0_mux {
    267 		/* DBGMD/LCDC0/FSIA MUX */
    268 		gpio-hog;
    269 		gpios = <176 0>;
    270 		output-high;
    271 	};
    272 };
    273 
    274 &tpu {
    275 	status = "okay";
    276 };
    277 
    278 &mmcif0 {
    279 	pinctrl-0 = <&mmc0_pins>;
    280 	pinctrl-names = "default";
    281 
    282 	vmmc-supply = <&reg_3p3v>;
    283 	bus-width = <8>;
    284 	non-removable;
    285 	status = "okay";
    286 };
    287 
    288 &scifa1 {
    289 	pinctrl-0 = <&scifa1_pins>;
    290 	pinctrl-names = "default";
    291 
    292 	status = "okay";
    293 };
    294 
    295 &sdhi0 {
    296 	pinctrl-0 = <&sdhi0_pins>;
    297 	pinctrl-names = "default";
    298 
    299 	vmmc-supply = <&vcc_sdhi0>;
    300 	vqmmc-supply = <&vccq_sdhi0>;
    301 	bus-width = <4>;
    302 	cd-gpios = <&pfc 167 GPIO_ACTIVE_LOW>;
    303 	status = "okay";
    304 };
    305 
    306 &sh_fsi2 {
    307 	pinctrl-0 = <&fsia_pins>;
    308 	pinctrl-names = "default";
    309 
    310 	status = "okay";
    311 };
    312 
    313 &tmu0 {
    314 	status = "okay";
    315 };
    316