target/linux/ramips/dts/mt7621_ampedwireless_ally.dtsi

   1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
   2
   3 #include "mt7621.dtsi"
   4
   5 #include <dt-bindings/gpio/gpio.h>
   6 #include <dt-bindings/input/input.h>
   7
   8 / {
   9         aliases {
  10                 led-boot = &led_status_amber;
  11                 led-failsafe = &led_status_amber;
  12                 led-running = &led_status_green;
  13                 led-upgrade = &led_status_red;
  14         };
  15
  16         keys {
  17                 compatible = "gpio-keys";
  18
  19                 led_switch {
  20                         label = "led_switch";
  21                         gpios = <&gpio 13 GPIO_ACTIVE_HIGH>;
  22                         linux,code = <KEY_LIGHTS_TOGGLE>;
  23                         linux,input-type = <EV_SW>;
  24                 };
  25
  26                 reset {
  27                         label = "reset";
  28                         gpios = <&gpio 16 GPIO_ACTIVE_LOW>;
  29                         linux,code = <KEY_RESTART>;
  30                 };
  31
  32                 wps {
  33                         label = "wps";
  34                         gpios = <&gpio 18 GPIO_ACTIVE_HIGH>;
  35                         linux,code = <KEY_WPS_BUTTON>;
  36                 };
  37         };
  38
  39         leds {
  40                 compatible = "gpio-leds";
  41
  42                 led_status_green: status_green {
  43                         label = "green:status";
  44                         gpios = <&gpio 7 GPIO_ACTIVE_HIGH>;
  45                 };
  46
  47                 led_status_red: status_red {
  48                         label = "red:status";
  49                         gpios = <&gpio 12 GPIO_ACTIVE_HIGH>;
  50                 };
  51
  52                 led_status_amber: status_amber {
  53                         label = "amber:status";
  54                         gpios = <&gpio 14 GPIO_ACTIVE_HIGH>;
  55                 };
  56         };
  57 };
  58
  59 &pcie {
  60         status = "okay";
  61 };
  62
  63 &pcie0 {
  64         wifi@0,0 {
  65                 compatible = "pci14c3,7615";
  66                 reg = <0x0000 0 0 0 0>;
  67                 mediatek,mtd-eeprom = <&factory 0x0000>;
  68                 ieee80211-freq-limit = <2400000 2500000>;
  69         };
  70 };
  71
  72 &pcie1 {
  73         wifi@0,0 {
  74                 compatible = "pci14c3,7615";
  75                 reg = <0x0000 0 0 0 0>;
  76                 mediatek,mtd-eeprom = <&factory 0x8000>;
  77                 ieee80211-freq-limit = <5000000 6000000>;
  78         };
  79 };
  80
  81 &state_default {
  82         gpio {
  83                 groups = "uart2", "uart3", "jtag", "wdt";
  84                 function = "gpio";
  85         };
  86 };
  87
  88 &nand {
  89         status = "okay";
  90
  91         partitions {
  92                 compatible = "fixed-partitions";
  93                 #address-cells = <1>;
  94                 #size-cells = <1>;
  95
  96                 partition@0 {
  97                         label = "u-boot";
  98                         reg = <0x0 0x80000>;
  99                         read-only;
 100                 };
 101
 102                 partition@80000 {
 103                         label = "u-boot-env";
 104                         reg = <0x80000 0x80000>;
 105                 };
 106
 107                 factory: partition@100000 {
 108                         label = "factory";
 109                         reg = <0x100000 0x40000>;
 110                         read-only;
 111                 };
 112
 113                 /*
 114                  * uboot expects to find kernels at 0x140000 & 0x2140000,
 115                  * referred to as Uimage & Uimage1 in factory FW, respectively.
 116                  * U-boot variable 'bootImage' controls which is booted;
 117                  * 0 for the first, 1 for the 2nd.
 118                  * There's a 3rd partition, Uimage2 (0x4140000), which
 119                  * I expected to be a recovery image, but is actually blank.
 120                  *
 121                  * A kernel is considered suitable for handing control over
 122                  * if its linux magic number exists & uImage CRC are correct.
 123                  * If either of those conditions fail, 'bootImage' value
 124                  * is toggled in uboot env & a restart performed in the hope that the
 125                  * alternate kernel is okay.
 126                  *
 127                  * Note uboot's tftp flash install writes the transferred
 128                  * image to the active kernel partition.
 129                  */
 130
 131                 partition@140000 {
 132                         label = "kernel";
 133                         reg = <0x140000 0x400000>;
 134                 };
 135
 136                 partition@540000 {
 137                         label = "ubi";
 138                         reg = <0x540000 0x1c00000>;
 139                 };
 140
 141                 partition@2140000 {
 142                         label = "oem";
 143                         reg = <0x2140000 0x2000000>;
 144                 };
 145
 146                 partition@4140000 {
 147                         label = "backup";
 148                         reg = <0x4140000 0x2000000>;
 149                 };
 150
 151                 partition@6140000 {
 152                         label = "chime";
 153                         reg = <0x6140000 0xa00000>;
 154                 };
 155
 156                 partition@6b40000 {
 157                         label = "data";
 158                         reg = <0x6b40000 0xa00000>;
 159                 };
 160
 161                 partition@7540000 {
 162                         label = "reserved";
 163                         reg = <0x7540000 0x840000>;
 164                         read-only;
 165                 };
 166
 167                 partition@7d80000 {
 168                         label = "nvram";
 169                         reg = <0x7d80000 0x100000>;
 170                         read-only;
 171                 };
 172
 173                 partition@7e80000 {
 174                         label = "hwconfig";
 175                         reg = <0x7e80000 0x100000>;
 176                         read-only;
 177                 };
 178         };
 179 };