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

   1 /*
   2  * Device Tree Source for the iWave-RZG1E SODIMM carrier board
   3  *
   4  * Copyright (C) 2017 Renesas Electronics Corp.
   5  *
   6  * This file is licensed under the terms of the GNU General Public License
   7  * version 2.  This program is licensed "as is" without any warranty of any
   8  * kind, whether express or implied.
   9  */
  10
  11 /*
  12  * SSI-SGTL5000
  13  *
  14  * This command is required when Playback/Capture
  15  *
  16  *      amixer set "DVC Out" 100%
  17  *      amixer set "DVC In" 100%
  18  *
  19  * You can use Mute
  20  *
  21  *      amixer set "DVC Out Mute" on
  22  *      amixer set "DVC In Mute" on
  23  *
  24  * You can use Volume Ramp
  25  *
  26  *      amixer set "DVC Out Ramp Up Rate"   "0.125 dB/64 steps"
  27  *      amixer set "DVC Out Ramp Down Rate" "0.125 dB/512 steps"
  28  *      amixer set "DVC Out Ramp" on
  29  *      aplay xxx.wav &
  30  *      amixer set "DVC Out"  80%  // Volume Down
  31  *      amixer set "DVC Out" 100%  // Volume Up
  32  */
  33
  34 /dts-v1/;
  35 #include "r8a7745-iwg22m.dtsi"
  36
  37 / {
  38         model = "iWave Systems RainboW-G22D-SODIMM board based on RZ/G1E";
  39         compatible = "iwave,g22d", "iwave,g22m", "renesas,r8a7745";
  40
  41         aliases {
  42                 ethernet0 = &avb;
  43                 serial3 = &scif4;
  44                 serial5 = &hscif1;
  45         };
  46
  47         chosen {
  48                 bootargs = "ignore_loglevel rw root=/dev/nfs ip=dhcp";
  49                 stdout-path = "serial3:115200n8";
  50         };
  51
  52         audio_clock: audio_clock {
  53                 compatible = "fixed-clock";
  54                 #clock-cells = <0>;
  55                 clock-frequency = <26000000>;
  56         };
  57
  58         rsnd_sgtl5000: sound {
  59                 compatible = "simple-audio-card";
  60                 simple-audio-card,format = "i2s";
  61                 simple-audio-card,bitclock-master = <&sndcodec>;
  62                 simple-audio-card,frame-master = <&sndcodec>;
  63
  64                 sndcpu: simple-audio-card,cpu {
  65                         sound-dai = <&rcar_sound>;
  66                 };
  67
  68                 sndcodec: simple-audio-card,codec {
  69                         sound-dai = <&sgtl5000>;
  70                 };
  71         };
  72
  73         vccq_sdhi0: regulator-vccq-sdhi0 {
  74                 compatible = "regulator-gpio";
  75
  76                 regulator-name = "SDHI0 VccQ";
  77                 regulator-min-microvolt = <1800000>;
  78                 regulator-max-microvolt = <3300000>;
  79
  80                 gpios = <&gpio0 20 GPIO_ACTIVE_LOW>;
  81                 gpios-states = <1>;
  82                 states = <3300000 1
  83                           1800000 0>;
  84         };
  85 };
  86
  87 &avb {
  88         pinctrl-0 = <&avb_pins>;
  89         pinctrl-names = "default";
  90
  91         phy-handle = <&phy3>;
  92         phy-mode = "gmii";
  93         renesas,no-ether-link;
  94         status = "okay";
  95
  96         phy3: ethernet-phy@3 {
  97         /*
  98          * On some older versions of the platform (before R4.0) the phy address
  99          * may be 1 or 3. The address is fixed to 3 for R4.0 onwards.
 100          */
 101                 reg = <3>;
 102                 micrel,led-mode = <1>;
 103         };
 104 };
 105
 106 &can0 {
 107         pinctrl-0 = <&can0_pins>;
 108         pinctrl-names = "default";
 109
 110         status = "okay";
 111 };
 112
 113 &hscif1 {
 114         pinctrl-0 = <&hscif1_pins>;
 115         pinctrl-names = "default";
 116
 117         uart-has-rtscts;
 118         status = "okay";
 119 };
 120
 121 &hsusb {
 122         status = "okay";
 123         pinctrl-0 = <&usb0_pins>;
 124         pinctrl-names = "default";
 125 };
 126
 127 &i2c5 {
 128         pinctrl-0 = <&i2c5_pins>;
 129         pinctrl-names = "default";
 130
 131         status = "okay";
 132         clock-frequency = <400000>;
 133
 134         sgtl5000: codec@a {
 135                 compatible = "fsl,sgtl5000";
 136                 #sound-dai-cells = <0>;
 137                 reg = <0x0a>;
 138                 clocks = <&audio_clock>;
 139                 VDDA-supply = <&reg_3p3v>;
 140                 VDDIO-supply = <&reg_3p3v>;
 141         };
 142 };
 143
 144 &pci1 {
 145         status = "okay";
 146         pinctrl-0 = <&usb1_pins>;
 147         pinctrl-names = "default";
 148 };
 149
 150 &pfc {
 151         avb_pins: avb {
 152                 groups = "avb_mdio", "avb_gmii";
 153                 function = "avb";
 154         };
 155
 156         can0_pins: can0 {
 157                 groups = "can0_data";
 158                 function = "can0";
 159         };
 160
 161         hscif1_pins: hscif1 {
 162                 groups = "hscif1_data", "hscif1_ctrl";
 163                 function = "hscif1";
 164         };
 165
 166         i2c5_pins: i2c5 {
 167                 groups = "i2c5_b";
 168                 function = "i2c5";
 169         };
 170
 171         scif4_pins: scif4 {
 172                 groups = "scif4_data_b";
 173                 function = "scif4";
 174         };
 175
 176         sdhi0_pins: sd0 {
 177                 groups = "sdhi0_data4", "sdhi0_ctrl";
 178                 function = "sdhi0";
 179                 power-source = <3300>;
 180         };
 181
 182         sound_pins: sound {
 183                 groups = "ssi34_ctrl", "ssi3_data", "ssi4_data";
 184                 function = "ssi";
 185         };
 186
 187         usb0_pins: usb0 {
 188                 groups = "usb0";
 189                 function = "usb0";
 190         };
 191
 192         usb1_pins: usb1 {
 193                 groups = "usb1";
 194                 function = "usb1";
 195         };
 196 };
 197
 198 &rcar_sound {
 199         pinctrl-0 = <&sound_pins>;
 200         pinctrl-names = "default";
 201         status = "okay";
 202
 203         /* Single DAI */
 204
 205         #sound-dai-cells = <0>;
 206
 207         rcar_sound,dai {
 208                 dai0 {
 209                         playback = <&ssi3 &src3 &dvc0>;
 210                         capture = <&ssi4 &src4 &dvc1>;
 211                 };
 212         };
 213 };
 214
 215 &scif4 {
 216         pinctrl-0 = <&scif4_pins>;
 217         pinctrl-names = "default";
 218
 219         status = "okay";
 220 };
 221
 222 &sdhi0 {
 223         pinctrl-0 = <&sdhi0_pins>;
 224         pinctrl-names = "default";
 225
 226         vmmc-supply = <&reg_3p3v>;
 227         vqmmc-supply = <&vccq_sdhi0>;
 228         cd-gpios = <&gpio6 6 GPIO_ACTIVE_LOW>;
 229         status = "okay";
 230 };
 231
 232 &ssi4 {
 233         shared-pin;
 234 };
 235
 236 &usbphy {
 237         status = "okay";
 238 };