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
  34 / {
  35         model = "iWave Systems RainboW-G22D-SODIMM board based on RZ/G1E";
  36         compatible = "iwave,g22d", "iwave,g22m", "renesas,r8a7745";
  37
  38         aliases {
  39                 ethernet0 = &avb;
  40                 serial3 = &scif4;
  41                 serial5 = &hscif1;
  42         };
  43
  44         chosen {
  45                 bootargs = "ignore_loglevel rw root=/dev/nfs ip=on";
  46                 stdout-path = "serial3:115200n8";
  47         };
  48
  49         audio_clock: audio_clock {
  50                 compatible = "fixed-clock";
  51                 #clock-cells = <0>;
  52                 clock-frequency = <26000000>;
  53         };
  54
  55         rsnd_sgtl5000: sound {
  56                 compatible = "simple-audio-card";
  57                 simple-audio-card,format = "i2s";
  58                 simple-audio-card,bitclock-master = <&sndcodec>;
  59                 simple-audio-card,frame-master = <&sndcodec>;
  60
  61                 sndcpu: simple-audio-card,cpu {
  62                         sound-dai = <&rcar_sound>;
  63                 };
  64
  65                 sndcodec: simple-audio-card,codec {
  66                         sound-dai = <&sgtl5000>;
  67                 };
  68         };
  69
  70         vccq_sdhi0: regulator-vccq-sdhi0 {
  71                 compatible = "regulator-gpio";
  72
  73                 regulator-name = "SDHI0 VccQ";
  74                 regulator-min-microvolt = <1800000>;
  75                 regulator-max-microvolt = <3300000>;
  76
  77                 gpios = <&gpio0 20 GPIO_ACTIVE_LOW>;
  78                 gpios-states = <1>;
  79                 states = <3300000 1>, <1800000 0>;
  80         };
  81 };
  82
  83 &avb {
  84         pinctrl-0 = <&avb_pins>;
  85         pinctrl-names = "default";
  86
  87         phy-handle = <&phy3>;
  88         phy-mode = "gmii";
  89         renesas,no-ether-link;
  90         status = "okay";
  91
  92         phy3: ethernet-phy@3 {
  93         /*
  94          * On some older versions of the platform (before R4.0) the phy address
  95          * may be 1 or 3. The address is fixed to 3 for R4.0 onwards.
  96          */
  97                 reg = <3>;
  98                 micrel,led-mode = <1>;
  99         };
 100 };
 101
 102 &can0 {
 103         pinctrl-0 = <&can0_pins>;
 104         pinctrl-names = "default";
 105
 106         status = "okay";
 107 };
 108
 109 &hscif1 {
 110         pinctrl-0 = <&hscif1_pins>;
 111         pinctrl-names = "default";
 112
 113         uart-has-rtscts;
 114         status = "okay";
 115 };
 116
 117 &hsusb {
 118         status = "okay";
 119         pinctrl-0 = <&usb0_pins>;
 120         pinctrl-names = "default";
 121 };
 122
 123 &i2c5 {
 124         pinctrl-0 = <&i2c5_pins>;
 125         pinctrl-names = "default";
 126
 127         status = "okay";
 128         clock-frequency = <400000>;
 129
 130         sgtl5000: codec@a {
 131                 compatible = "fsl,sgtl5000";
 132                 #sound-dai-cells = <0>;
 133                 reg = <0x0a>;
 134                 clocks = <&audio_clock>;
 135                 VDDA-supply = <&reg_3p3v>;
 136                 VDDIO-supply = <&reg_3p3v>;
 137         };
 138 };
 139
 140 &pci1 {
 141         status = "okay";
 142         pinctrl-0 = <&usb1_pins>;
 143         pinctrl-names = "default";
 144 };
 145
 146 &pfc {
 147         avb_pins: avb {
 148                 groups = "avb_mdio", "avb_gmii";
 149                 function = "avb";
 150         };
 151
 152         can0_pins: can0 {
 153                 groups = "can0_data";
 154                 function = "can0";
 155         };
 156
 157         hscif1_pins: hscif1 {
 158                 groups = "hscif1_data", "hscif1_ctrl";
 159                 function = "hscif1";
 160         };
 161
 162         i2c5_pins: i2c5 {
 163                 groups = "i2c5_b";
 164                 function = "i2c5";
 165         };
 166
 167         scif4_pins: scif4 {
 168                 groups = "scif4_data_b";
 169                 function = "scif4";
 170         };
 171
 172         sdhi0_pins: sd0 {
 173                 groups = "sdhi0_data4", "sdhi0_ctrl";
 174                 function = "sdhi0";
 175                 power-source = <3300>;
 176         };
 177
 178         sound_pins: sound {
 179                 groups = "ssi34_ctrl", "ssi3_data", "ssi4_data";
 180                 function = "ssi";
 181         };
 182
 183         usb0_pins: usb0 {
 184                 groups = "usb0";
 185                 function = "usb0";
 186         };
 187
 188         usb1_pins: usb1 {
 189                 groups = "usb1";
 190                 function = "usb1";
 191         };
 192 };
 193
 194 &rcar_sound {
 195         pinctrl-0 = <&sound_pins>;
 196         pinctrl-names = "default";
 197         status = "okay";
 198
 199         /* Single DAI */
 200
 201         #sound-dai-cells = <0>;
 202
 203         rcar_sound,dai {
 204                 dai0 {
 205                         playback = <&ssi3 &src3 &dvc0>;
 206                         capture = <&ssi4 &src4 &dvc1>;
 207                 };
 208         };
 209 };
 210
 211 &scif4 {
 212         pinctrl-0 = <&scif4_pins>;
 213         pinctrl-names = "default";
 214
 215         status = "okay";
 216 };
 217
 218 &sdhi0 {
 219         pinctrl-0 = <&sdhi0_pins>;
 220         pinctrl-names = "default";
 221
 222         vmmc-supply = <&reg_3p3v>;
 223         vqmmc-supply = <&vccq_sdhi0>;
 224         cd-gpios = <&gpio6 6 GPIO_ACTIVE_LOW>;
 225         status = "okay";
 226 };
 227
 228 &ssi4 {
 229         shared-pin;
 230 };
 231
 232 &usbphy {
 233         status = "okay";
 234 };