arch/arm/boot/dts/r8a7745-iwg22d-sodimm.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Device Tree Source for the iWave-RZG1E SODIMM carrier board
   4  *
   5  * Copyright (C) 2017 Renesas Electronics Corp.
   6  */
   7
   8 /*
   9  * SSI-SGTL5000
  10  *
  11  * This command is required when Playback/Capture
  12  *
  13  *      amixer set "DVC Out" 100%
  14  *      amixer set "DVC In" 100%
  15  *
  16  * You can use Mute
  17  *
  18  *      amixer set "DVC Out Mute" on
  19  *      amixer set "DVC In Mute" on
  20  *
  21  * You can use Volume Ramp
  22  *
  23  *      amixer set "DVC Out Ramp Up Rate"   "0.125 dB/64 steps"
  24  *      amixer set "DVC Out Ramp Down Rate" "0.125 dB/512 steps"
  25  *      amixer set "DVC Out Ramp" on
  26  *      aplay xxx.wav &
  27  *      amixer set "DVC Out"  80%  // Volume Down
  28  *      amixer set "DVC Out" 100%  // Volume Up
  29  */
  30
  31 /dts-v1/;
  32 #include "r8a7745-iwg22m.dtsi"
  33 #include <dt-bindings/pwm/pwm.h>
  34
  35 / {
  36         model = "iWave Systems RainboW-G22D-SODIMM board based on RZ/G1E";
  37         compatible = "iwave,g22d", "iwave,g22m", "renesas,r8a7745";
  38
  39         aliases {
  40                 ethernet0 = &avb;
  41                 serial3 = &scif4;
  42                 serial5 = &hscif1;
  43         };
  44
  45         chosen {
  46                 bootargs = "ignore_loglevel rw root=/dev/nfs ip=on";
  47                 stdout-path = "serial3:115200n8";
  48         };
  49
  50         audio_clock: audio_clock {
  51                 compatible = "fixed-clock";
  52                 #clock-cells = <0>;
  53                 clock-frequency = <26000000>;
  54         };
  55
  56         backlight_lcd: backlight {
  57                 compatible = "pwm-backlight";
  58                 pwms = <&tpu 3 5000000 PWM_POLARITY_INVERTED>;
  59                 brightness-levels = <0 4 8 16 32 64 128 255>;
  60                 default-brightness-level = <7>;
  61         };
  62
  63         lcd_panel: lcd {
  64                 compatible = "edt,etm043080dh6gp";
  65                 power-supply = <&vccq_panel>;
  66                 backlight = <&backlight_lcd>;
  67
  68                 port {
  69                         lcd_in: endpoint {
  70                                 remote-endpoint = <&du_out_rgb0>;
  71                         };
  72                 };
  73         };
  74
  75         vccq_panel: regulator-vccq-panel {
  76                 compatible = "regulator-fixed";
  77                 regulator-name = "Panel VccQ";
  78                 regulator-min-microvolt = <3300000>;
  79                 regulator-max-microvolt = <3300000>;
  80                 gpio = <&gpio1 13 GPIO_ACTIVE_LOW>;
  81                 enable-active-high;
  82         };
  83
  84         vccq_sdhi0: regulator-vccq-sdhi0 {
  85                 compatible = "regulator-gpio";
  86
  87                 regulator-name = "SDHI0 VccQ";
  88                 regulator-min-microvolt = <1800000>;
  89                 regulator-max-microvolt = <3300000>;
  90
  91                 gpios = <&gpio0 20 GPIO_ACTIVE_LOW>;
  92                 gpios-states = <1>;
  93                 states = <3300000 1>, <1800000 0>;
  94         };
  95
  96         rsnd_sgtl5000: sound {
  97                 compatible = "simple-audio-card";
  98                 simple-audio-card,format = "i2s";
  99                 simple-audio-card,bitclock-master = <&sndcodec>;
 100                 simple-audio-card,frame-master = <&sndcodec>;
 101
 102                 sndcpu: simple-audio-card,cpu {
 103                         sound-dai = <&rcar_sound>;
 104                 };
 105
 106                 sndcodec: simple-audio-card,codec {
 107                         sound-dai = <&sgtl5000>;
 108                 };
 109         };
 110 };
 111
 112 &avb {
 113         pinctrl-0 = <&avb_pins>;
 114         pinctrl-names = "default";
 115
 116         phy-handle = <&phy3>;
 117         phy-mode = "gmii";
 118         renesas,no-ether-link;
 119         status = "okay";
 120
 121         phy3: ethernet-phy@3 {
 122         /*
 123          * On some older versions of the platform (before R4.0) the phy address
 124          * may be 1 or 3. The address is fixed to 3 for R4.0 onwards.
 125          */
 126                 reg = <3>;
 127                 micrel,led-mode = <1>;
 128         };
 129 };
 130
 131 &can0 {
 132         pinctrl-0 = <&can0_pins>;
 133         pinctrl-names = "default";
 134
 135         status = "okay";
 136 };
 137
 138 &du {
 139         pinctrl-0 = <&du0_pins>;
 140         pinctrl-names = "default";
 141
 142         status = "okay";
 143
 144         ports {
 145                 port@0 {
 146                         endpoint {
 147                                 remote-endpoint = <&lcd_in>;
 148                         };
 149                 };
 150         };
 151 };
 152
 153 &hscif1 {
 154         pinctrl-0 = <&hscif1_pins>;
 155         pinctrl-names = "default";
 156
 157         uart-has-rtscts;
 158         status = "okay";
 159 };
 160
 161 &hsusb {
 162         status = "okay";
 163         pinctrl-0 = <&usb0_pins>;
 164         pinctrl-names = "default";
 165 };
 166
 167 &i2c5 {
 168         pinctrl-0 = <&i2c5_pins>;
 169         pinctrl-names = "default";
 170
 171         status = "okay";
 172         clock-frequency = <400000>;
 173
 174         sgtl5000: codec@a {
 175                 compatible = "fsl,sgtl5000";
 176                 #sound-dai-cells = <0>;
 177                 reg = <0x0a>;
 178                 clocks = <&audio_clock>;
 179                 VDDA-supply = <&reg_3p3v>;
 180                 VDDIO-supply = <&reg_3p3v>;
 181         };
 182
 183         stmpe811@44 {
 184                 compatible = "st,stmpe811";
 185                 reg = <0x44>;
 186                 interrupt-parent = <&gpio4>;
 187                 interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
 188
 189                 /* 3.25 MHz ADC clock speed */
 190                 st,adc-freq = <1>;
 191                 /* ADC conversion time: 80 clocks */
 192                 st,sample-time = <4>;
 193                 /* 12-bit ADC */
 194                 st,mod-12b = <1>;
 195                 /* internal ADC reference */
 196                 st,ref-sel = <0>;
 197
 198                 stmpe_touchscreen {
 199                         compatible = "st,stmpe-ts";
 200                         /* 8 sample average control */
 201                         st,ave-ctrl = <3>;
 202                         /* 7 length fractional part in z */
 203                         st,fraction-z = <7>;
 204                         /*
 205                          * 50 mA typical 80 mA max touchscreen drivers
 206                          * current limit value
 207                          */
 208                         st,i-drive = <1>;
 209                         /* 1 ms panel driver settling time */
 210                         st,settling = <3>;
 211                         /* 5 ms touch detect interrupt delay */
 212                         st,touch-det-delay = <5>;
 213                 };
 214         };
 215 };
 216
 217 &pci1 {
 218         status = "okay";
 219         pinctrl-0 = <&usb1_pins>;
 220         pinctrl-names = "default";
 221 };
 222
 223 &pfc {
 224         avb_pins: avb {
 225                 groups = "avb_mdio", "avb_gmii";
 226                 function = "avb";
 227         };
 228
 229         backlight_pins: backlight {
 230                 groups = "tpu_to3_c";
 231                 function = "tpu";
 232         };
 233
 234         can0_pins: can0 {
 235                 groups = "can0_data";
 236                 function = "can0";
 237         };
 238
 239         du0_pins: du0 {
 240                 groups = "du0_rgb666", "du0_sync", "du0_disp", "du0_clk0_out";
 241                 function = "du0";
 242         };
 243
 244         hscif1_pins: hscif1 {
 245                 groups = "hscif1_data", "hscif1_ctrl";
 246                 function = "hscif1";
 247         };
 248
 249         i2c5_pins: i2c5 {
 250                 groups = "i2c5_b";
 251                 function = "i2c5";
 252         };
 253
 254         scif4_pins: scif4 {
 255                 groups = "scif4_data_b";
 256                 function = "scif4";
 257         };
 258
 259         sdhi0_pins: sd0 {
 260                 groups = "sdhi0_data4", "sdhi0_ctrl";
 261                 function = "sdhi0";
 262                 power-source = <3300>;
 263         };
 264
 265         sound_pins: sound {
 266                 groups = "ssi34_ctrl", "ssi3_data", "ssi4_data";
 267                 function = "ssi";
 268         };
 269
 270         usb0_pins: usb0 {
 271                 groups = "usb0";
 272                 function = "usb0";
 273         };
 274
 275         usb1_pins: usb1 {
 276                 groups = "usb1";
 277                 function = "usb1";
 278         };
 279 };
 280
 281 &rcar_sound {
 282         pinctrl-0 = <&sound_pins>;
 283         pinctrl-names = "default";
 284         status = "okay";
 285
 286         /* Single DAI */
 287
 288         #sound-dai-cells = <0>;
 289
 290         rcar_sound,dai {
 291                 dai0 {
 292                         playback = <&ssi3>, <&src3>, <&dvc0>;
 293                         capture = <&ssi4>, <&src4>, <&dvc1>;
 294                 };
 295         };
 296 };
 297
 298 &scif4 {
 299         pinctrl-0 = <&scif4_pins>;
 300         pinctrl-names = "default";
 301
 302         status = "okay";
 303 };
 304
 305 &sdhi0 {
 306         pinctrl-0 = <&sdhi0_pins>;
 307         pinctrl-names = "default";
 308
 309         vmmc-supply = <&reg_3p3v>;
 310         vqmmc-supply = <&vccq_sdhi0>;
 311         cd-gpios = <&gpio6 6 GPIO_ACTIVE_LOW>;
 312         status = "okay";
 313 };
 314
 315 &ssi4 {
 316         shared-pin;
 317 };
 318
 319 &tpu {
 320         pinctrl-0 = <&backlight_pins>;
 321         pinctrl-names = "default";
 322         status = "okay";
 323 };
 324
 325 &usbphy {
 326         status = "okay";
 327 };