target/linux/kirkwood/files/arch/arm/boot/dts/kirkwood-ea3500.dts

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * kirkwood-linksys-audi.dts - Device Tree file for Linksys EA3500
   4  *
   5  * (c) 2013 Jonas Gorski <jogo@openwrt.org>
   6  * (c) 2013 Deutsche Telekom Innovation Laboratories
   7  * (c) 2014 Luka Perkov <luka@openwrt.org>
   8  * (c) 2014 Dan Walters <dan@walters.io>
   9  *
  10  */
  11
  12 /dts-v1/;
  13
  14 #include "kirkwood.dtsi"
  15 #include "kirkwood-6282.dtsi"
  16
  17 / {
  18         model = "Linksys EA3500 (Audi)";
  19         compatible = "linksys,ea3500", "linksys,audi", "marvell,kirkwood-88f6282", "marvell,kirkwood";
  20
  21         memory@0 {
  22                 device_type = "memory";
  23                 reg = <0x00000000 0x4000000>;
  24         };
  25
  26         aliases {
  27                 led-boot = &led_power;
  28                 led-failsafe = &led_power;
  29                 led-running = &led_power;
  30                 led-upgrade = &led_power;
  31                 serial0 = &uart0;
  32         };
  33
  34         chosen {
  35                 stdout-path = "serial0:115200n8";
  36         };
  37
  38         gpio-keys {
  39                 compatible = "gpio-keys";
  40
  41                 pinctrl-0 = <&pmx_btn_wps &pmx_btn_reset>;
  42                 pinctrl-names = "default";
  43
  44                 wps {
  45                         label = "WPS Button";
  46                         linux,code = <KEY_WPS_BUTTON>;
  47                         gpios = <&gpio1 15 GPIO_ACTIVE_LOW>;
  48                 };
  49
  50                 reset {
  51                         label = "Reset Button";
  52                         linux,code = <KEY_RESTART>;
  53                         gpios = <&gpio1 16 GPIO_ACTIVE_LOW>;
  54                 };
  55         };
  56
  57         gpio-leds {
  58                 compatible = "gpio-leds";
  59
  60                 pinctrl-0 = <&pmx_led_green_power>;
  61                 pinctrl-names = "default";
  62
  63                 led_power: power {
  64                         label = "audi:green:power";
  65                         gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>;
  66                         default-state = "on";
  67                 };
  68         };
  69 };
  70
  71 &pinctrl {
  72         pmx_led_green_power: pmx-led-green-power {
  73                 marvell,pins = "mpp7";
  74                 marvell,function = "gpo";
  75         };
  76
  77         pmx_btn_wps: pmx-btn-wps {
  78                 marvell,pins = "mpp47";
  79                 marvell,function = "gpio";
  80         };
  81
  82         pmx_btn_reset: pmx-btn-reset {
  83                 marvell,pins = "mpp48";
  84                 marvell,function = "gpio";
  85         };
  86 };
  87
  88 &mdio {
  89         status = "okay";
  90
  91         switch@10 {
  92                 compatible = "marvell,mv88e6085";
  93                 #address-cells = <1>;
  94                 #size-cells = <0>;
  95                 reg = <16>;
  96
  97                 ports {
  98                         #address-cells = <1>;
  99                         #size-cells = <0>;
 100
 101                         port@0 {
 102                                 reg = <0>;
 103                                 label = "ethernet1";
 104                         };
 105
 106                         port@1 {
 107                                 reg = <1>;
 108                                 label = "ethernet2";
 109                         };
 110
 111                         port@2 {
 112                                 reg = <2>;
 113                                 label = "ethernet3";
 114                         };
 115
 116                         port@3 {
 117                                 reg = <3>;
 118                                 label = "ethernet4";
 119                         };
 120
 121                         port@4 {
 122                                 reg = <4>;
 123                                 label = "internet";
 124                         };
 125
 126                         port@5 {
 127                                 reg = <5>;
 128                                 phy-mode = "rgmii-id";
 129                                 ethernet = <&eth0port>;
 130                                 fixed-link {
 131                                         speed = <1000>;
 132                                         full-duplex;
 133                                 };
 134                         };
 135                 };
 136         };
 137 };
 138
 139 &nand {
 140         status = "okay";
 141
 142         pinctrl-0 = <&pmx_nand>;
 143         pinctrl-names = "default";
 144
 145         partitions {
 146                 compatible = "fixed-partitions";
 147                 #address-cells = <1>;
 148                 #size-cells = <1>;
 149
 150                 partition@0 {
 151                         label = "u-boot";
 152                         reg = <0x0 0x80000>;
 153                         read-only;
 154                 };
 155
 156                 partition@80000 {
 157                         label = "u_env";
 158                         reg = <0x80000 0x4000>;
 159                 };
 160
 161                 partition@84000 {
 162                         label = "s_env";
 163                         reg = <0x84000 0x4000>;
 164                 };
 165
 166                 partition@200000 {
 167                         label = "kernel1";
 168                         reg = <0x200000 0x1400000>;
 169                 };
 170
 171                 partition@500000 {
 172                         label = "rootfs1";
 173                         reg = <0x500000 0x1100000>;
 174                 };
 175
 176                 partition@1600000 {
 177                         label = "kernel2";
 178                         reg = <0x1600000 0x1400000>;
 179                 };
 180
 181                 partition@1900000 {
 182                         label = "rootfs2";
 183                         reg = <0x1900000 0x1100000>;
 184                 };
 185
 186                 partition@2a00000 {
 187                         label = "syscfg";
 188                         reg = <0x2a00000  0x1600000>;
 189                 };
 190
 191                 partition@88000 {
 192                         label = "unused";
 193                         reg = <0x88000 0x178000>;
 194                 };
 195         };
 196 };
 197
 198 &pciec {
 199         status = "okay";
 200 };
 201
 202 &pcie0 {
 203         status = "okay";
 204 };
 205
 206 &pcie1 {
 207         status = "okay";
 208 };
 209
 210 &mdio {
 211         status = "okay";
 212 };
 213
 214 &uart0 {
 215         status = "okay";
 216 };
 217
 218 /* eth0 is connected to a Marvell 88E6171 switch, without a PHY. So set
 219  * fixed speed and duplex.
 220  */
 221 &eth0 {
 222         status = "okay";
 223
 224         ethernet0-port@0 {
 225                 speed = <1000>;
 226                 duplex = <1>;
 227                 phy-mode = "rgmii";
 228         };
 229 };
 230
 231 /* eth1 is connected to the switch at port 6. However DSA only supports a
 232  * single CPU port. This port is disabled to avoid confusion.
 233  */
 234 &eth1 {
 235         status = "disabled";
 236 };
 237
 238 /* There is no battery on the board, so the RTC does not keep
 239  * time when there is no power, making it useless.
 240  */
 241 &rtc {
 242         status = "disabled";
 243 };