target/linux/ath79/dts/qca9556_avm_fritz450e.dts

   1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
   2
   3 #include <dt-bindings/gpio/gpio.h>
   4
   5 #include "qca9556_avm_fritz-repeater.dtsi"
   6
   7 / {
   8         compatible = "avm,fritz450e", "qca,qca9556";
   9         model = "AVM FRITZ!WLAN Repeater 450E";
  10
  11         aliases {
  12                 led-boot = &led_power;
  13                 led-failsafe = &led_power;
  14                 led-running = &led_power;
  15                 led-upgrade = &led_power;
  16         };
  17
  18         leds {
  19                 compatible = "gpio-leds";
  20
  21                 led_power: power {
  22                         label = "fritz450e:green:power";
  23                         gpios = <&gpio 14 GPIO_ACTIVE_HIGH>;
  24                 };
  25
  26                 wlan {
  27                         label = "fritz450e:green:wlan";
  28                         gpios = <&gpio 15 GPIO_ACTIVE_LOW>;
  29                         linux,default-trigger = "phy0tpt";
  30                 };
  31
  32                 lan {
  33                         label = "fritz450e:green:lan";
  34                         gpios = <&gpio 13 GPIO_ACTIVE_LOW>;
  35                 };
  36
  37                 rssi2 {
  38                         label = "fritz450e:green:rssi2";
  39                         gpios = <&gpio 16 GPIO_ACTIVE_LOW>;
  40                 };
  41
  42                 rssi3 {
  43                         label = "fritz450e:green:rssi3";
  44                         gpios = <&gpio 17 GPIO_ACTIVE_LOW>;
  45                 };
  46
  47                 rssi4 {
  48                         label = "fritz450e:green:rssi4";
  49                         gpios = <&gpio 18 GPIO_ACTIVE_LOW>;
  50                 };
  51         };
  52 };
  53
  54 &gpio {
  55         /*
  56          * Wondered why rssi0 and rssi1 are missing?
  57          *
  58          * AVM seems to have run low on usable GPIO pins, so
  59          * instead of adding a shift register like they did for
  60          * the 1750E they figured out "Why not use the LEDs on
  61          * the AR8033?".
  62          *
  63          * EVA configures the PHY in a way it does not display
  64          * the link-state using it's LEDs. When we reset the PHY
  65          * using the reset-mechanism of the PHY subsystem, this
  66          * setting is cleared.
  67          *
  68          * We avoid this by keeping the reset line high.
  69          */
  70         phy-reset {
  71                 gpio-hog;
  72                 gpios = <11 GPIO_ACTIVE_HIGH>;
  73                 output-high;
  74                 line-name = "phy-reset";
  75         };
  76 };