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=dhcp";
  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
  80                           1800000 0>;
  81         };
  82 };
  83
  84 &avb {
  85         pinctrl-0 = <&avb_pins>;
  86         pinctrl-names = "default";
  87
  88         phy-handle = <&phy3>;
  89         phy-mode = "gmii";
  90         renesas,no-ether-link;
  91         status = "okay";
  92
  93         phy3: ethernet-phy@3 {
  94         /*
  95          * On some older versions of the platform (before R4.0) the phy address
  96          * may be 1 or 3. The address is fixed to 3 for R4.0 onwards.
  97          */
  98                 reg = <3>;
  99                 micrel,led-mode = <1>;
 100         };
 101 };
 102
 103 &can0 {
 104         pinctrl-0 = <&can0_pins>;
 105         pinctrl-names = "default";
 106
 107         status = "okay";
 108 };
 109
 110 &hscif1 {
 111         pinctrl-0 = <&hscif1_pins>;
 112         pinctrl-names = "default";
 113
 114         uart-has-rtscts;
 115         status = "okay";
 116 };
 117
 118 &hsusb {
 119         status = "okay";
 120         pinctrl-0 = <&usb0_pins>;
 121         pinctrl-names = "default";
 122 };
 123
 124 &i2c5 {
 125         pinctrl-0 = <&i2c5_pins>;
 126         pinctrl-names = "default";
 127
 128         status = "okay";
 129         clock-frequency = <400000>;
 130
 131         sgtl5000: codec@a {
 132                 compatible = "fsl,sgtl5000";
 133                 #sound-dai-cells = <0>;
 134                 reg = <0x0a>;
 135                 clocks = <&audio_clock>;
 136                 VDDA-supply = <&reg_3p3v>;
 137                 VDDIO-supply = <&reg_3p3v>;
 138         };
 139 };
 140
 141 &pci1 {
 142         status = "okay";
 143         pinctrl-0 = <&usb1_pins>;
 144         pinctrl-names = "default";
 145 };
 146
 147 &pfc {
 148         avb_pins: avb {
 149                 groups = "avb_mdio", "avb_gmii";
 150                 function = "avb";
 151         };
 152
 153         can0_pins: can0 {
 154                 groups = "can0_data";
 155                 function = "can0";
 156         };
 157
 158         hscif1_pins: hscif1 {
 159                 groups = "hscif1_data", "hscif1_ctrl";
 160                 function = "hscif1";
 161         };
 162
 163         i2c5_pins: i2c5 {
 164                 groups = "i2c5_b";
 165                 function = "i2c5";
 166         };
 167
 168         scif4_pins: scif4 {
 169                 groups = "scif4_data_b";
 170                 function = "scif4";
 171         };
 172
 173         sdhi0_pins: sd0 {
 174                 groups = "sdhi0_data4", "sdhi0_ctrl";
 175                 function = "sdhi0";
 176                 power-source = <3300>;
 177         };
 178
 179         sound_pins: sound {
 180                 groups = "ssi34_ctrl", "ssi3_data", "ssi4_data";
 181                 function = "ssi";
 182         };
 183
 184         usb0_pins: usb0 {
 185                 groups = "usb0";
 186                 function = "usb0";
 187         };
 188
 189         usb1_pins: usb1 {
 190                 groups = "usb1";
 191                 function = "usb1";
 192         };
 193 };
 194
 195 &rcar_sound {
 196         pinctrl-0 = <&sound_pins>;
 197         pinctrl-names = "default";
 198         status = "okay";
 199
 200         /* Single DAI */
 201
 202         #sound-dai-cells = <0>;
 203
 204         rcar_sound,dai {
 205                 dai0 {
 206                         playback = <&ssi3 &src3 &dvc0>;
 207                         capture = <&ssi4 &src4 &dvc1>;
 208                 };
 209         };
 210 };
 211
 212 &scif4 {
 213         pinctrl-0 = <&scif4_pins>;
 214         pinctrl-names = "default";
 215
 216         status = "okay";
 217 };
 218
 219 &sdhi0 {
 220         pinctrl-0 = <&sdhi0_pins>;
 221         pinctrl-names = "default";
 222
 223         vmmc-supply = <&reg_3p3v>;
 224         vqmmc-supply = <&vccq_sdhi0>;
 225         cd-gpios = <&gpio6 6 GPIO_ACTIVE_LOW>;
 226         status = "okay";
 227 };
 228
 229 &ssi4 {
 230         shared-pin;
 231 };
 232
 233 &usbphy {
 234         status = "okay";
 235 };