target/linux/ramips/dts/mt7620a_hnet_c108.dts

   1 /*
   2  *  BSD LICENSE
   3  *
   4  *  Copyright(c) 2017 Kristian Evensen <kristian.evensen@gmail.com>.
   5  *  All rights reserved.
   6  *
   7  *  Redistribution and use in source and binary forms, with or without
   8  *  modification, are permitted provided that the following conditions
   9  *  are met:
  10  *
  11  *    * Redistributions of source code must retain the above copyright
  12  *      notice, this list of conditions and the following disclaimer.
  13  *    * Redistributions in binary form must reproduce the above copyright
  14  *      notice, this list of conditions and the following disclaimer in
  15  *      the documentation and/or other materials provided with the
  16  *      distribution.
  17  *    * Neither the name of Broadcom Corporation nor the names of its
  18  *      contributors may be used to endorse or promote products derived
  19  *      from this software without specific prior written permission.
  20  *
  21  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #include "mt7620a.dtsi"
  35
  36 #include <dt-bindings/gpio/gpio.h>
  37 #include <dt-bindings/input/input.h>
  38
  39 / {
  40         compatible = "hnet,c108", "ralink,mt7620a-soc";
  41         model = "HNET C108";
  42
  43         aliases {
  44                 led-boot = &led_lan_green;
  45                 led-failsafe = &led_lan_green;
  46                 led-running = &led_lan_green;
  47                 led-upgrade = &led_lan_green;
  48         };
  49
  50         chosen {
  51                 bootargs = "console=ttyS0,115200";
  52         };
  53
  54         gpio-export {
  55                 compatible = "gpio-export";
  56                 #size-cells = <0>;
  57
  58                 power_modem {
  59                         gpio-export,name = "power_modem";
  60                         gpio-export,output = <1>;
  61                         gpios = <&gpio2 2 GPIO_ACTIVE_HIGH>;
  62                 };
  63         };
  64
  65         leds {
  66                 compatible = "gpio-leds";
  67
  68                 sdcard {
  69                         label = "c108:green:sdcard";
  70                         gpios = <&gpio0 13 GPIO_ACTIVE_HIGH>;
  71                 };
  72
  73                 modem_green {
  74                         label = "c108:green:modem";
  75                         gpios = <&gpio1 14 GPIO_ACTIVE_LOW>;
  76                 };
  77
  78                 modem_red {
  79                         label = "c108:red:modem";
  80                         gpios = <&gpio1 15 GPIO_ACTIVE_LOW>;
  81                 };
  82
  83                 lan_red {
  84                         label = "c108:red:lan";
  85                         gpios = <&gpio2 3 GPIO_ACTIVE_HIGH>;
  86                 };
  87
  88                 led_lan_green: lan_green {
  89                         label = "c108:green:lan";
  90                         gpios = <&gpio2 4 GPIO_ACTIVE_HIGH>;
  91                 };
  92         };
  93
  94         keys {
  95                 compatible = "gpio-keys";
  96
  97                 reset {
  98                         label = "reset";
  99                         gpios = <&gpio0 1 GPIO_ACTIVE_LOW>;
 100                         linux,code = <KEY_RESTART>;
 101                 };
 102         };
 103 };
 104
 105 &gpio1 {
 106         status = "okay";
 107 };
 108
 109 &gpio2 {
 110         status = "okay";
 111 };
 112
 113 &spi0 {
 114         status = "okay";
 115
 116         flash@0 {
 117                 compatible = "jedec,spi-nor";
 118                 reg = <0>;
 119                 spi-max-frequency = <10000000>;
 120
 121                 partitions {
 122                         compatible = "fixed-partitions";
 123                         #address-cells = <1>;
 124                         #size-cells = <1>;
 125
 126                         partition@0 {
 127                                 label = "u-boot";
 128                                 reg = <0x0 0x30000>;
 129                                 read-only;
 130                         };
 131
 132                         partition@30000 {
 133                                 label = "u-boot-env";
 134                                 reg = <0x30000 0x10000>;
 135                                 read-only;
 136                         };
 137
 138                         factory: partition@40000 {
 139                                 label = "factory";
 140                                 reg = <0x40000 0x10000>;
 141                                 read-only;
 142                         };
 143
 144                         partition@50000 {
 145                                 compatible = "denx,uimage";
 146                                 label = "firmware";
 147                                 reg = <0x50000 0xfb0000>;
 148                         };
 149                 };
 150         };
 151 };
 152
 153 &sdhci {
 154         status = "okay";
 155 };
 156
 157 &ehci {
 158         status = "okay";
 159 };
 160
 161 &ohci {
 162         status = "okay";
 163 };
 164
 165 &ethernet {
 166         mtd-mac-address = <&factory 0x28>;
 167 };
 168
 169 &wmac {
 170         ralink,mtd-eeprom = <&factory 0x0>;
 171 };
 172
 173 &state_default {
 174         default {
 175                 groups = "i2c", "uartf", "spi refclk", "ephy";
 176                 function = "gpio";
 177         };
 178 };
 179
 180 &pcie {
 181         status = "okay";
 182 };