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                                 ethernet = <&eth0port>;
 129                                 fixed-link {
 130                                         speed = <1000>;
 131                                         full-duplex;
 132                                 };
 133                         };
 134                 };
 135         };
 136 };
 137
 138 &nand {
 139         status = "okay";
 140
 141         pinctrl-0 = <&pmx_nand>;
 142         pinctrl-names = "default";
 143
 144         partitions {
 145                 compatible = "fixed-partitions";
 146                 #address-cells = <1>;
 147                 #size-cells = <1>;
 148
 149                 partition@0 {
 150                         label = "u-boot";
 151                         reg = <0x0 0x80000>;
 152                         read-only;
 153                 };
 154
 155                 partition@80000 {
 156                         label = "u_env";
 157                         reg = <0x80000 0x4000>;
 158                 };
 159
 160                 partition@84000 {
 161                         label = "s_env";
 162                         reg = <0x84000 0x4000>;
 163                 };
 164
 165                 partition@200000 {
 166                         label = "kernel1";
 167                         reg = <0x200000 0x1400000>;
 168                 };
 169
 170                 partition@500000 {
 171                         label = "rootfs1";
 172                         reg = <0x500000 0x1100000>;
 173                 };
 174
 175                 partition@1600000 {
 176                         label = "kernel2";
 177                         reg = <0x1600000 0x1400000>;
 178                 };
 179
 180                 partition@1900000 {
 181                         label = "rootfs2";
 182                         reg = <0x1900000 0x1100000>;
 183                 };
 184
 185                 partition@2a00000 {
 186                         label = "syscfg";
 187                         reg = <0x2a00000  0x1600000>;
 188                 };
 189
 190                 partition@88000 {
 191                         label = "unused";
 192                         reg = <0x88000 0x178000>;
 193                 };
 194         };
 195 };
 196
 197 &pciec {
 198         status = "okay";
 199 };
 200
 201 &pcie0 {
 202         status = "okay";
 203 };
 204
 205 &pcie1 {
 206         status = "okay";
 207 };
 208
 209 &mdio {
 210         status = "okay";
 211 };
 212
 213 &uart0 {
 214         status = "okay";
 215 };
 216
 217 /* eth0 is connected to a Marvell 88E6171 switch, without a PHY. So set
 218  * fixed speed and duplex.
 219  */
 220 &eth0 {
 221         status = "okay";
 222
 223         ethernet0-port@0 {
 224                 speed = <1000>;
 225                 duplex = <1>;
 226         };
 227 };
 228
 229 /* eth1 is connected to the switch at port 6. However DSA only supports a
 230  * single CPU port. This port is disabled to avoid confusion.
 231  */
 232 &eth1 {
 233         status = "disabled";
 234 };
 235
 236 /* There is no battery on the board, so the RTC does not keep
 237  * time when there is no power, making it useless.
 238  */
 239 &rtc {
 240         status = "disabled";
 241 };