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                 compatible = "ethernet-phy-id0022.1622",
 127                              "ethernet-phy-ieee802.3-c22";
 128                 reg = <3>;
 129                 micrel,led-mode = <1>;
 130         };
 131 };
 132
 133 &can0 {
 134         pinctrl-0 = <&can0_pins>;
 135         pinctrl-names = "default";
 136
 137         status = "okay";
 138 };
 139
 140 &du {
 141         pinctrl-0 = <&du0_pins>;
 142         pinctrl-names = "default";
 143
 144         status = "okay";
 145
 146         ports {
 147                 port@0 {
 148                         endpoint {
 149                                 remote-endpoint = <&lcd_in>;
 150                         };
 151                 };
 152         };
 153 };
 154
 155 &hscif1 {
 156         pinctrl-0 = <&hscif1_pins>;
 157         pinctrl-names = "default";
 158
 159         uart-has-rtscts;
 160         status = "okay";
 161 };
 162
 163 &hsusb {
 164         status = "okay";
 165         pinctrl-0 = <&usb0_pins>;
 166         pinctrl-names = "default";
 167 };
 168
 169 &i2c5 {
 170         pinctrl-0 = <&i2c5_pins>;
 171         pinctrl-names = "default";
 172
 173         status = "okay";
 174         clock-frequency = <400000>;
 175
 176         sgtl5000: codec@a {
 177                 compatible = "fsl,sgtl5000";
 178                 #sound-dai-cells = <0>;
 179                 reg = <0x0a>;
 180                 clocks = <&audio_clock>;
 181                 VDDA-supply = <&reg_3p3v>;
 182                 VDDIO-supply = <&reg_3p3v>;
 183         };
 184
 185         stmpe811@44 {
 186                 compatible = "st,stmpe811";
 187                 reg = <0x44>;
 188                 interrupt-parent = <&gpio4>;
 189                 interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
 190
 191                 /* 3.25 MHz ADC clock speed */
 192                 st,adc-freq = <1>;
 193                 /* ADC conversion time: 80 clocks */
 194                 st,sample-time = <4>;
 195                 /* 12-bit ADC */
 196                 st,mod-12b = <1>;
 197                 /* internal ADC reference */
 198                 st,ref-sel = <0>;
 199
 200                 stmpe_touchscreen {
 201                         compatible = "st,stmpe-ts";
 202                         /* 8 sample average control */
 203                         st,ave-ctrl = <3>;
 204                         /* 7 length fractional part in z */
 205                         st,fraction-z = <7>;
 206                         /*
 207                          * 50 mA typical 80 mA max touchscreen drivers
 208                          * current limit value
 209                          */
 210                         st,i-drive = <1>;
 211                         /* 1 ms panel driver settling time */
 212                         st,settling = <3>;
 213                         /* 5 ms touch detect interrupt delay */
 214                         st,touch-det-delay = <5>;
 215                 };
 216         };
 217 };
 218
 219 &pci1 {
 220         status = "okay";
 221         pinctrl-0 = <&usb1_pins>;
 222         pinctrl-names = "default";
 223 };
 224
 225 &pfc {
 226         avb_pins: avb {
 227                 groups = "avb_mdio", "avb_gmii";
 228                 function = "avb";
 229         };
 230
 231         backlight_pins: backlight {
 232                 groups = "tpu_to3_c";
 233                 function = "tpu";
 234         };
 235
 236         can0_pins: can0 {
 237                 groups = "can0_data";
 238                 function = "can0";
 239         };
 240
 241         du0_pins: du0 {
 242                 groups = "du0_rgb666", "du0_sync", "du0_disp", "du0_clk0_out";
 243                 function = "du0";
 244         };
 245
 246         hscif1_pins: hscif1 {
 247                 groups = "hscif1_data", "hscif1_ctrl";
 248                 function = "hscif1";
 249         };
 250
 251         i2c5_pins: i2c5 {
 252                 groups = "i2c5_b";
 253                 function = "i2c5";
 254         };
 255
 256         scif4_pins: scif4 {
 257                 groups = "scif4_data_b";
 258                 function = "scif4";
 259         };
 260
 261         sdhi0_pins: sd0 {
 262                 groups = "sdhi0_data4", "sdhi0_ctrl";
 263                 function = "sdhi0";
 264                 power-source = <3300>;
 265         };
 266
 267         sound_pins: sound {
 268                 groups = "ssi34_ctrl", "ssi3_data", "ssi4_data";
 269                 function = "ssi";
 270         };
 271
 272         usb0_pins: usb0 {
 273                 groups = "usb0";
 274                 function = "usb0";
 275         };
 276
 277         usb1_pins: usb1 {
 278                 groups = "usb1";
 279                 function = "usb1";
 280         };
 281 };
 282
 283 &rcar_sound {
 284         pinctrl-0 = <&sound_pins>;
 285         pinctrl-names = "default";
 286         status = "okay";
 287
 288         /* Single DAI */
 289
 290         #sound-dai-cells = <0>;
 291
 292         rcar_sound,dai {
 293                 dai0 {
 294                         playback = <&ssi3>, <&src3>, <&dvc0>;
 295                         capture = <&ssi4>, <&src4>, <&dvc1>;
 296                 };
 297         };
 298 };
 299
 300 &scif4 {
 301         pinctrl-0 = <&scif4_pins>;
 302         pinctrl-names = "default";
 303
 304         status = "okay";
 305 };
 306
 307 &sdhi0 {
 308         pinctrl-0 = <&sdhi0_pins>;
 309         pinctrl-names = "default";
 310
 311         vmmc-supply = <&reg_3p3v>;
 312         vqmmc-supply = <&vccq_sdhi0>;
 313         cd-gpios = <&gpio6 6 GPIO_ACTIVE_LOW>;
 314         status = "okay";
 315 };
 316
 317 &ssi4 {
 318         shared-pin;
 319 };
 320
 321 &tpu {
 322         pinctrl-0 = <&backlight_pins>;
 323         pinctrl-names = "default";
 324         status = "okay";
 325 };
 326
 327 &usbphy {
 328         status = "okay";
 329 };