arch/arm/boot/dts/r8a7794-silk.dts

   1 /*
   2  * Device Tree Source for the SILK board
   3  *
   4  * Copyright (C) 2014 Renesas Electronics Corporation
   5  * Copyright (C) 2014-2015 Renesas Solutions Corp.
   6  * Copyright (C) 2014-2015 Cogent Embedded, Inc.
   7  *
   8  * This file is licensed under the terms of the GNU General Public License
   9  * version 2.  This program is licensed "as is" without any warranty of any
  10  * kind, whether express or implied.
  11  */
  12
  13 /dts-v1/;
  14 #include "r8a7794.dtsi"
  15
  16 / {
  17         model = "SILK";
  18         compatible = "renesas,silk", "renesas,r8a7794";
  19
  20         aliases {
  21                 serial0 = &scif2;
  22         };
  23
  24         chosen {
  25                 bootargs = "ignore_loglevel rw root=/dev/nfs ip=dhcp";
  26                 stdout-path = &scif2;
  27         };
  28
  29         memory@40000000 {
  30                 device_type = "memory";
  31                 reg = <0 0x40000000 0 0x40000000>;
  32         };
  33
  34         d3_3v: regulator@0 {
  35                 compatible = "regulator-fixed";
  36                 regulator-name = "D3.3V";
  37                 regulator-min-microvolt = <3300000>;
  38                 regulator-max-microvolt = <3300000>;
  39                 regulator-boot-on;
  40                 regulator-always-on;
  41         };
  42 };
  43
  44 &extal_clk {
  45         clock-frequency = <20000000>;
  46 };
  47
  48 &pfc {
  49         scif2_pins: serial2 {
  50                 renesas,groups = "scif2_data";
  51                 renesas,function = "scif2";
  52         };
  53
  54         ether_pins: ether {
  55                 renesas,groups = "eth_link", "eth_mdio", "eth_rmii";
  56                 renesas,function = "eth";
  57         };
  58
  59         phy1_pins: phy1 {
  60                 renesas,groups = "intc_irq8";
  61                 renesas,function = "intc";
  62         };
  63
  64         i2c1_pins: i2c1 {
  65                 renesas,groups = "i2c1";
  66                 renesas,function = "i2c1";
  67         };
  68
  69         mmcif0_pins: mmcif0 {
  70                 renesas,groups = "mmc_data8", "mmc_ctrl";
  71                 renesas,function = "mmc";
  72         };
  73
  74         qspi_pins: spi0 {
  75                 renesas,groups = "qspi_ctrl", "qspi_data4";
  76                 renesas,function = "qspi";
  77         };
  78
  79         vin0_pins: vin0 {
  80                 renesas,groups = "vin0_data8", "vin0_clk";
  81                 renesas,function = "vin0";
  82         };
  83
  84         usb0_pins: usb0 {
  85                 renesas,groups = "usb0";
  86                 renesas,function = "usb0";
  87         };
  88
  89         usb1_pins: usb1 {
  90                 renesas,groups = "usb1";
  91                 renesas,function = "usb1";
  92         };
  93 };
  94
  95 &scif2 {
  96         pinctrl-0 = <&scif2_pins>;
  97         pinctrl-names = "default";
  98
  99         status = "okay";
 100 };
 101
 102 &ether {
 103         pinctrl-0 = <&ether_pins &phy1_pins>;
 104         pinctrl-names = "default";
 105
 106         phy-handle = <&phy1>;
 107         renesas,ether-link-active-low;
 108         status = "okay";
 109
 110         phy1: ethernet-phy@1 {
 111                 reg = <1>;
 112                 interrupt-parent = <&irqc0>;
 113                 interrupts = <8 IRQ_TYPE_LEVEL_LOW>;
 114                 micrel,led-mode = <1>;
 115         };
 116 };
 117
 118 &i2c1 {
 119         pinctrl-0 = <&i2c1_pins>;
 120         pinctrl-names = "default";
 121
 122         status = "okay";
 123         clock-frequency = <400000>;
 124
 125         composite-in@20 {
 126                 compatible = "adi,adv7180";
 127                 reg = <0x20>;
 128                 remote = <&vin0>;
 129
 130                 port {
 131                         adv7180: endpoint {
 132                                 bus-width = <8>;
 133                                 remote-endpoint = <&vin0ep>;
 134                         };
 135                 };
 136         };
 137 };
 138
 139 &mmcif0 {
 140         pinctrl-0 = <&mmcif0_pins>;
 141         pinctrl-names = "default";
 142
 143         vmmc-supply = <&d3_3v>;
 144         vqmmc-supply = <&d3_3v>;
 145         bus-width = <8>;
 146         non-removable;
 147         status = "okay";
 148 };
 149
 150 &qspi {
 151         pinctrl-0 = <&qspi_pins>;
 152         pinctrl-names = "default";
 153
 154         status = "okay";
 155
 156         flash@0 {
 157                 #address-cells = <1>;
 158                 #size-cells = <1>;
 159                 compatible = "spansion,s25fl512s", "jedec,spi-nor";
 160                 reg = <0>;
 161                 spi-max-frequency = <30000000>;
 162                 spi-tx-bus-width = <4>;
 163                 spi-rx-bus-width = <4>;
 164                 spi-cpol;
 165                 spi-cpha;
 166                 m25p,fast-read;
 167
 168                 partition@0 {
 169                         label = "loader";
 170                         reg = <0x00000000 0x00040000>;
 171                         read-only;
 172                 };
 173                 partition@40000 {
 174                         label = "user";
 175                         reg = <0x00040000 0x00400000>;
 176                         read-only;
 177                 };
 178                 partition@440000 {
 179                         label = "flash";
 180                         reg = <0x00440000 0x03bc0000>;
 181                 };
 182         };
 183 };
 184
 185 /* composite video input */
 186 &vin0 {
 187         status = "okay";
 188         pinctrl-0 = <&vin0_pins>;
 189         pinctrl-names = "default";
 190
 191         port {
 192                 #address-cells = <1>;
 193                 #size-cells = <0>;
 194
 195                 vin0ep: endpoint {
 196                         remote-endpoint = <&adv7180>;
 197                         bus-width = <8>;
 198                 };
 199         };
 200 };
 201
 202 &pci0 {
 203         status = "okay";
 204         pinctrl-0 = <&usb0_pins>;
 205         pinctrl-names = "default";
 206 };
 207
 208 &pci1 {
 209         status = "okay";
 210         pinctrl-0 = <&usb1_pins>;
 211         pinctrl-names = "default";
 212 };
 213
 214 &usbphy {
 215         status = "okay";
 216 };