arch/arm64/boot/dts/renesas/r8a7795-salvator-x.dts

   1 /*
   2  * Device Tree Source for the Salvator-X board
   3  *
   4  * Copyright (C) 2015 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 /dts-v1/;
  12 #include "r8a7795.dtsi"
  13
  14 / {
  15         model = "Renesas Salvator-X board based on r8a7795";
  16         compatible = "renesas,salvator-x", "renesas,r8a7795";
  17
  18         aliases {
  19                 serial0 = &scif2;
  20                 serial1 = &scif1;
  21                 ethernet0 = &avb;
  22         };
  23
  24         chosen {
  25                 bootargs = "ignore_loglevel rw root=/dev/nfs ip=dhcp";
  26                 stdout-path = "serial0:115200n8";
  27         };
  28
  29         memory@48000000 {
  30                 device_type = "memory";
  31                 /* first 128MB is reserved for secure area. */
  32                 reg = <0x0 0x48000000 0x0 0x38000000>;
  33         };
  34
  35         x12_clk: x12_clk {
  36                 compatible = "fixed-clock";
  37                 #clock-cells = <0>;
  38                 clock-frequency = <24576000>;
  39         };
  40
  41         rsnd_ak4613: sound {
  42                 compatible = "simple-audio-card";
  43
  44                 simple-audio-card,format = "left_j";
  45                 simple-audio-card,bitclock-master = <&sndcpu>;
  46                 simple-audio-card,frame-master = <&sndcpu>;
  47
  48                 sndcpu: simple-audio-card,cpu {
  49                         sound-dai = <&rcar_sound>;
  50                 };
  51
  52                 sndcodec: simple-audio-card,codec {
  53                         sound-dai = <&ak4613>;
  54                 };
  55         };
  56 };
  57
  58 &extal_clk {
  59         clock-frequency = <16666666>;
  60 };
  61
  62 &pfc {
  63         scif1_pins: scif1 {
  64                 renesas,groups = "scif1_data_a", "scif1_ctrl";
  65                 renesas,function = "scif1";
  66         };
  67         scif2_pins: scif2 {
  68                 renesas,groups = "scif2_data_a";
  69                 renesas,function = "scif2";
  70         };
  71
  72         i2c2_pins: i2c2 {
  73                 renesas,groups = "i2c2_a";
  74                 renesas,function = "i2c2";
  75         };
  76
  77         avb_pins: avb {
  78                 renesas,groups = "avb_mdc";
  79                 renesas,function = "avb";
  80         };
  81
  82         sound_pins: sound {
  83                 renesas,groups = "ssi01239_ctrl", "ssi0_data", "ssi1_data_a";
  84                 renesas,function = "ssi";
  85         };
  86
  87         sound_clk_pins: sound_clk {
  88                 renesas,groups = "audio_clk_a_a", "audio_clk_b_a", "audio_clk_c_a",
  89                                  "audio_clkout_a", "audio_clkout3_a";
  90                 renesas,function = "audio_clk";
  91         };
  92 };
  93
  94 &scif1 {
  95         pinctrl-0 = <&scif1_pins>;
  96         pinctrl-names = "default";
  97
  98         status = "okay";
  99 };
 100
 101 &scif2 {
 102         pinctrl-0 = <&scif2_pins>;
 103         pinctrl-names = "default";
 104
 105         status = "okay";
 106 };
 107
 108 &i2c2 {
 109         pinctrl-0 = <&i2c2_pins>;
 110         pinctrl-names = "default";
 111
 112         status = "okay";
 113
 114         clock-frequency = <100000>;
 115
 116         ak4613: codec@10 {
 117                 compatible = "asahi-kasei,ak4613";
 118                 #sound-dai-cells = <0>;
 119                 reg = <0x10>;
 120                 clocks = <&rcar_sound 3>;
 121         };
 122 };
 123
 124 &rcar_sound {
 125         pinctrl-0 = <&sound_pins &sound_clk_pins>;
 126         pinctrl-names = "default";
 127
 128         /* Single DAI */
 129         #sound-dai-cells = <0>;
 130
 131         /* audio_clkout0/1/2/3 */
 132         #clock-cells = <1>;
 133         clock-frequency = <11289600>;
 134
 135         status = "okay";
 136
 137         rcar_sound,dai {
 138                 dai0 {
 139                         playback = <&ssi0>;
 140                         capture  = <&ssi1>;
 141                 };
 142         };
 143 };
 144
 145 &ssi1 {
 146         shared-pin;
 147 };
 148
 149 &audio_clk_a {
 150         clock-frequency = <22579200>;
 151 };
 152
 153 &avb {
 154         pinctrl-0 = <&avb_pins>;
 155         pinctrl-names = "default";
 156         renesas,no-ether-link;
 157         phy-handle = <&phy0>;
 158         status = "okay";
 159
 160         phy0: ethernet-phy@0 {
 161                 rxc-skew-ps = <900>;
 162                 rxdv-skew-ps = <0>;
 163                 rxd0-skew-ps = <0>;
 164                 rxd1-skew-ps = <0>;
 165                 rxd2-skew-ps = <0>;
 166                 rxd3-skew-ps = <0>;
 167                 txc-skew-ps = <900>;
 168                 txen-skew-ps = <0>;
 169                 txd0-skew-ps = <0>;
 170                 txd1-skew-ps = <0>;
 171                 txd2-skew-ps = <0>;
 172                 txd3-skew-ps = <0>;
 173                 reg = <0>;
 174                 interrupt-parent = <&gpio2>;
 175                 interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
 176         };
 177 };