arch/arm/dts/meson-gxm-wetek-core2.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Copyright (c) 2020 Christian Hewitt <christianshewitt@gmail.com>
   4  */
   5
   6 /dts-v1/;
   7
   8 #include "meson-gxm.dtsi"
   9 #include "meson-gx-p23x-q20x.dtsi"
  10 #include <dt-bindings/input/input.h>
  11 #include <dt-bindings/leds/common.h>
  12
  13 / {
  14         compatible = "wetek,core2", "amlogic,s912", "amlogic,meson-gxm";
  15         model = "WeTek Core 2";
  16
  17         memory@0 {
  18                 device_type = "memory";
  19                 reg = <0x0 0x0 0x0 0x80000000>; /* 2 GiB or 3 GiB */
  20         };
  21
  22         leds {
  23                 compatible = "gpio-leds";
  24
  25                 led-blue {
  26                         color = <LED_COLOR_ID_BLUE>;
  27                         function = LED_FUNCTION_STATUS;
  28                         gpios = <&gpio GPIODV_24 GPIO_ACTIVE_HIGH>;
  29                         default-state = "on";
  30                 };
  31         };
  32
  33         adc-keys {
  34                 compatible = "adc-keys";
  35                 io-channels = <&saradc 0>;
  36                 io-channel-names = "buttons";
  37                 keyup-threshold-microvolt = <1710000>;
  38
  39                 button-update {
  40                         label = "update";
  41                         linux,code = <KEY_VENDOR>;
  42                         press-threshold-microvolt = <10000>;
  43                 };
  44         };
  45
  46         gpio-keys-polled {
  47                 compatible = "gpio-keys-polled";
  48                 poll-interval = <100>;
  49
  50                 button-power {
  51                         label = "power";
  52                         linux,code = <KEY_POWER>;
  53                         gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>;
  54                 };
  55         };
  56 };
  57
  58 /* Disabled as Realtek RTL8152 USB provides Ethernet */
  59 &ethmac {
  60         status = "disabled";
  61 };
  62
  63 &internal_phy {
  64         status = "disabled";
  65 };
  66
  67 &ir {
  68         linux,rc-map-name = "rc-wetek-play2";
  69 };
  70
  71 /* This is connected to the Bluetooth module: */
  72 &uart_A {
  73         status = "okay";
  74         pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
  75         pinctrl-names = "default";
  76         uart-has-rtscts;
  77
  78         bluetooth {
  79                 compatible = "brcm,bcm43438-bt";
  80                 shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>;
  81                 max-speed = <2000000>;
  82                 clocks = <&wifi32k>;
  83                 clock-names = "lpo";
  84         };
  85 };