target/linux/kirkwood/files-4.14/arch/arm/boot/dts/kirkwood-linksys-audi.dts

   1 /*
   2  * kirkwood-linksys-audi.dts - Device Tree file for Linksys EA3500
   3  *
   4  * (c) 2013 Jonas Gorski <jogo@openwrt.org>
   5  * (c) 2013 Deutsche Telekom Innovation Laboratories
   6  * (c) 2014 Luka Perkov <luka@openwrt.org>
   7  * (c) 2014 Dan Walters <dan@walters.io>
   8  *
   9  * This file is licensed under the terms of the GNU General Public
  10  * License version 2.  This program is licensed "as is" without any
  11  * warranty of any kind, whether express or implied.
  12  */
  13
  14 /dts-v1/;
  15
  16 #include "kirkwood.dtsi"
  17 #include "kirkwood-6282.dtsi"
  18
  19 / {
  20         model = "Linksys Audi (EA3500)";
  21         compatible = "linksys,audi", "marvell,kirkwood-88f6282", "marvell,kirkwood";
  22
  23         memory {
  24                 device_type = "memory";
  25                 reg = <0x00000000 0x4000000>;
  26         };
  27
  28         aliases {
  29                 led-boot = &led_power;
  30                 led-failsafe = &led_power;
  31                 led-running = &led_power;
  32                 led-upgrade = &led_power;
  33                 serial0 = &uart0;
  34         };
  35
  36         chosen {
  37                 stdout-path = "serial0:115200n8";
  38         };
  39
  40         gpio_keys {
  41                 compatible = "gpio-keys";
  42                 #address-cells = <1>;
  43                 #size-cells = <0>;
  44                 pinctrl-0 = < &pmx_btn_wps &pmx_btn_reset >;
  45                 pinctrl-names = "default";
  46
  47                 wps {
  48                         label = "WPS Button";
  49                         linux,code = <KEY_WPS_BUTTON>;
  50                         gpios = <&gpio1 15 GPIO_ACTIVE_LOW>;
  51                 };
  52
  53                 reset {
  54                         label = "Reset Button";
  55                         linux,code = <KEY_RESTART>;
  56                         gpios = <&gpio1 16 GPIO_ACTIVE_LOW>;
  57                 };
  58         };
  59
  60         gpio-leds {
  61                 compatible = "gpio-leds";
  62                 pinctrl-0 = < &pmx_led_green_power >;
  63                 pinctrl-names = "default";
  64
  65                 led_power: power {
  66                         label = "audi:green:power";
  67                         gpios = <&gpio0 7 GPIO_ACTIVE_HIGH>;
  68                         default-state = "on";
  69                 };
  70         };
  71
  72         mvsw61xx {
  73                 compatible = "marvell,88e6171";
  74                 status = "okay";
  75                 reg = <0x10>;
  76
  77                 mii-bus = <&mdio>;
  78                 cpu-port-0 = <5>;
  79                 cpu-port-1 = <6>;
  80                 is-indirect;
  81         };
  82
  83         dsa {
  84                 compatible = "marvell,dsa";
  85                 #address-cells = <2>;
  86                 #size-cells = <0>;
  87
  88                 dsa,ethernet = <&eth0port>;
  89                 dsa,mii-bus = <&mdio>;
  90
  91                 switch@16,0 {
  92                         #address-cells = <1>;
  93                         #size-cells = <0>;
  94                         reg = <16 0>;   /* MDIO address 16, switch 0 in tree */
  95
  96                         port@0 {
  97                                 reg = <0>;
  98                                 label = "ethernet1";
  99                         };
 100
 101                         port@1 {
 102                                 reg = <1>;
 103                                 label = "ethernet2";
 104                         };
 105
 106                         port@2 {
 107                                 reg = <2>;
 108                                 label = "ethernet3";
 109                         };
 110
 111                         port@3 {
 112                                 reg = <3>;
 113                                 label = "ethernet4";
 114                         };
 115
 116                         port@4 {
 117                                 reg = <4>;
 118                                 label = "internet";
 119                         };
 120
 121                         port@5 {
 122                                 reg = <5>;
 123                                 label = "cpu";
 124                         };
 125                 };
 126         };
 127 };
 128
 129 &pinctrl {
 130         pmx_led_green_power: pmx-led-green-power {
 131                 marvell,pins = "mpp7";
 132                 marvell,function = "gpo";
 133         };
 134         pmx_btn_wps: pmx-btn-wps {
 135                 marvell,pins = "mpp47";
 136                 marvell,function = "gpio";
 137         };
 138         pmx_btn_reset: pmx-btn-reset {
 139                 marvell,pins = "mpp48";
 140                 marvell,function = "gpio";
 141         };
 142 };
 143
 144 &nand {
 145         status = "okay";
 146         pinctrl-0 = <&pmx_nand>;
 147         pinctrl-names = "default";
 148
 149         partitions {
 150                 compatible = "fixed-partitions";
 151                 #address-cells = <1>;
 152                 #size-cells = <1>;
 153
 154                 partition@0 {
 155                         label = "u-boot";
 156                         reg = <0x0 0x80000>;
 157                         read-only;
 158                 };
 159
 160                 partition@80000 {
 161                         label = "u_env";
 162                         reg = <0x80000 0x4000>;
 163                 };
 164
 165                 partition@84000 {
 166                         label = "s_env";
 167                         reg = <0x84000 0x4000>;
 168                 };
 169
 170                 partition@200000 {
 171                         label = "kernel1";
 172                         reg = <0x200000 0x290000>;
 173                 };
 174
 175                 partition@490000 {
 176                         label = "rootfs1";
 177                         reg = <0x490000 0x1170000>;
 178                 };
 179
 180                 partition@1600000 {
 181                         label = "kernel2";
 182                         reg = <0x1600000 0x290000>;
 183                 };
 184
 185                 partition@1890000 {
 186                         label = "rootfs2";
 187                         reg = <0x1890000 0x1170000>;
 188                 };
 189
 190                 partition@2a00000 {
 191                         label = "syscfg";
 192                         reg = <0x2a00000  0x1600000>;
 193                 };
 194
 195                 partition@88000 {
 196                         label = "unused";
 197                         reg = <0x88000 0x178000>;
 198                 };
 199
 200         };
 201 };
 202
 203 &pciec {
 204         status = "okay";
 205 };
 206
 207 &pcie0 {
 208         status = "okay";
 209 };
 210
 211 &pcie1 {
 212         status = "okay";
 213 };
 214
 215 &mdio {
 216         status = "okay";
 217 };
 218
 219 &uart0 {
 220         status = "okay";
 221 };
 222
 223 /* eth0 is connected to a Marvell 88E6171 switch, without a PHY. So set
 224  * fixed speed and duplex.
 225  */
 226 &eth0 {
 227         status = "okay";
 228         ethernet0-port@0 {
 229                 speed = <1000>;
 230                 duplex = <1>;
 231         };
 232 };
 233
 234 /* eth1 is connected to the switch at port 6. However DSA only supports a
 235  * single CPU port. Upstream uses DSA so they disable this port to avoid confusion.
 236  */
 237 &eth1 {
 238         status = "okay";
 239         ethernet1-port@0 {
 240                 speed = <1000>;
 241                 duplex = <1>;
 242         };
 243 };
 244
 245 /* There is no battery on the board, so the RTC does not keep
 246  * time when there is no power, making it useless.
 247  */
 248 &rtc {
 249         status = "disabled";
 250 };