arch/arm64/boot/dts/renesas/r8a77951-salvator-xs.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Device Tree Source for the Salvator-X 2nd version board with R-Car H3 ES2.0+
   4  *
   5  * Copyright (C) 2015-2017 Renesas Electronics Corp.
   6  */
   7
   8 /dts-v1/;
   9 #include "r8a77951.dtsi"
  10 #include "salvator-xs.dtsi"
  11
  12 / {
  13         model = "Renesas Salvator-X 2nd version board based on r8a77951";
  14         compatible = "renesas,salvator-xs", "renesas,r8a7795";
  15
  16         memory@48000000 {
  17                 device_type = "memory";
  18                 /* first 128MB is reserved for secure area. */
  19                 reg = <0x0 0x48000000 0x0 0x38000000>;
  20         };
  21
  22         memory@500000000 {
  23                 device_type = "memory";
  24                 reg = <0x5 0x00000000 0x0 0x40000000>;
  25         };
  26
  27         memory@600000000 {
  28                 device_type = "memory";
  29                 reg = <0x6 0x00000000 0x0 0x40000000>;
  30         };
  31
  32         memory@700000000 {
  33                 device_type = "memory";
  34                 reg = <0x7 0x00000000 0x0 0x40000000>;
  35         };
  36 };
  37
  38 &du {
  39         clocks = <&cpg CPG_MOD 724>,
  40                  <&cpg CPG_MOD 723>,
  41                  <&cpg CPG_MOD 722>,
  42                  <&cpg CPG_MOD 721>,
  43                  <&versaclock6 1>,
  44                  <&x21_clk>,
  45                  <&x22_clk>,
  46                  <&versaclock6 2>;
  47         clock-names = "du.0", "du.1", "du.2", "du.3",
  48                       "dclkin.0", "dclkin.1", "dclkin.2", "dclkin.3";
  49 };
  50
  51 &ehci2 {
  52         status = "okay";
  53 };
  54
  55 &ehci3 {
  56         dr_mode = "otg";
  57         status = "okay";
  58 };
  59
  60 &hdmi1 {
  61         status = "okay";
  62
  63         ports {
  64                 port@1 {
  65                         reg = <1>;
  66                         rcar_dw_hdmi1_out: endpoint {
  67                                 remote-endpoint = <&hdmi1_con>;
  68                         };
  69                 };
  70                 port@2 {
  71                         reg = <2>;
  72                         dw_hdmi1_snd_in: endpoint {
  73                                 remote-endpoint = <&rsnd_endpoint2>;
  74                         };
  75                 };
  76         };
  77 };
  78
  79 &hdmi1_con {
  80         remote-endpoint = <&rcar_dw_hdmi1_out>;
  81 };
  82
  83 &hsusb3 {
  84         dr_mode = "otg";
  85         status = "okay";
  86 };
  87
  88 &ohci2 {
  89         status = "okay";
  90 };
  91
  92 &ohci3 {
  93         dr_mode = "otg";
  94         status = "okay";
  95 };
  96
  97 &pca9654 {
  98         pcie-sata-switch-hog {
  99                 gpio-hog;
 100                 gpios = <7 GPIO_ACTIVE_HIGH>;
 101                 output-low; /* enable SATA by default */
 102                 line-name = "PCIE/SATA switch";
 103         };
 104 };
 105
 106 &pfc {
 107         usb2_pins: usb2 {
 108                 groups = "usb2";
 109                 function = "usb2";
 110         };
 111
 112         /*
 113          * - On Salvator-X[S], GP6_3[01] are connected to ADV7482 as irq pins
 114          *   (when SW31 is the default setting on Salvator-XS).
 115          * - If SW31 is the default setting, you cannot use USB2.0 ch3 on
 116          *   r8a77951 with Salvator-XS.
 117          *   Hence the SW31 setting must be changed like 2) below.
 118          *   1) Default setting of SW31: ON-ON-OFF-OFF-OFF-OFF:
 119          *      - Connect GP6_3[01] to ADV7842.
 120          *   2) Changed setting of SW31: OFF-OFF-ON-ON-ON-ON:
 121          *      - Connect GP6_3[01] to BD082065 (USB2.0 ch3's host power).
 122          *      - Connect GP6_{04,21} to ADV7842.
 123          */
 124         usb2_ch3_pins: usb2_ch3 {
 125                 groups = "usb2_ch3";
 126                 function = "usb2_ch3";
 127         };
 128 };
 129
 130 &rcar_sound {
 131         ports {
 132                 /* rsnd_port0/1 are described in salvator-common.dtsi */
 133                 rsnd_port2: port@2 {
 134                         reg = <2>;
 135                         rsnd_endpoint2: endpoint {
 136                                 remote-endpoint = <&dw_hdmi1_snd_in>;
 137
 138                                 dai-format = "i2s";
 139                                 bitclock-master = <&rsnd_endpoint2>;
 140                                 frame-master = <&rsnd_endpoint2>;
 141
 142                                 playback = <&ssi3>;
 143                         };
 144                 };
 145         };
 146 };
 147
 148 /* SW12-7 must be set 'Off' (MD12 set to 1) which is not the default! */
 149 &sata {
 150         status = "okay";
 151 };
 152
 153 &sound_card {
 154         dais = <&rsnd_port0     /* ak4613 */
 155                 &rsnd_port1     /* HDMI0  */
 156                 &rsnd_port2>;   /* HDMI1  */
 157 };
 158
 159 &usb2_phy2 {
 160         pinctrl-0 = <&usb2_pins>;
 161         pinctrl-names = "default";
 162
 163         status = "okay";
 164 };
 165
 166 &usb2_phy3 {
 167         pinctrl-0 = <&usb2_ch3_pins>;
 168         pinctrl-names = "default";
 169
 170         status = "okay";
 171 };