arch/arm/boot/dts/gemini-wbd222.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Device Tree file for Wiliboard WBD-222
   4  */
   5
   6 /dts-v1/;
   7
   8 #include "gemini.dtsi"
   9 #include <dt-bindings/input/input.h>
  10
  11 / {
  12         model = "Wiliboard WBD-222";
  13         compatible = "wiliboard,wbd222", "cortina,gemini";
  14         #address-cells = <1>;
  15         #size-cells = <1>;
  16
  17         memory { /* 128 MB */
  18                 device_type = "memory";
  19                 reg = <0x00000000 0x8000000>;
  20         };
  21
  22         chosen {
  23                 bootargs = "console=ttyS0,115200n8";
  24                 stdout-path = &uart0;
  25         };
  26
  27         gpio_keys {
  28                 compatible = "gpio-keys";
  29                 #address-cells = <1>;
  30                 #size-cells = <0>;
  31
  32                 button@5 {
  33                         debounce_interval = <50>;
  34                         wakeup-source;
  35                         linux,code = <KEY_SETUP>;
  36                         label = "reset";
  37                         /* Conflict with ICE */
  38                         gpios = <&gpio0 5 GPIO_ACTIVE_LOW>;
  39                 };
  40         };
  41
  42         leds {
  43                 compatible = "gpio-leds";
  44
  45                 led@1 {
  46                         label = "wbd111:red:L3";
  47                         /* Conflict with TVC and extended parallel flash */
  48                         gpios = <&gpio0 1 GPIO_ACTIVE_HIGH>;
  49                         default-state = "off";
  50                 };
  51                 led@2 {
  52                         label = "wbd111:green:L4";
  53                         /* Conflict with TVC and extended parallel flash */
  54                         gpios = <&gpio0 2 GPIO_ACTIVE_HIGH>;
  55                         default-state = "off";
  56                 };
  57                 led@3 {
  58                         label = "wbd111:red:L4";
  59                         /* Conflict with TVC and extended parallel flash */
  60                         gpios = <&gpio0 3 GPIO_ACTIVE_HIGH>;
  61                         default-state = "off";
  62                 };
  63                 led@5 {
  64                         label = "wbd111:green:L3";
  65                         /* Conflict with TVC and extended parallel flash */
  66                         gpios = <&gpio0 5 GPIO_ACTIVE_HIGH>;
  67                         default-state = "on";
  68                         linux,default-trigger = "heartbeat";
  69                 };
  70         };
  71
  72         soc {
  73                 flash@30000000 {
  74                         status = "okay";
  75                         /* 8MB of flash */
  76                         reg = <0x30000000 0x00800000>;
  77
  78                         partition@0 {
  79                                 label = "RedBoot";
  80                                 reg = <0x00000000 0x00020000>;
  81                                 read-only;
  82                         };
  83                         partition@20000 {
  84                                 label = "kernel";
  85                                 reg = <0x00020000 0x00100000>;
  86                         };
  87                         partition@120000 {
  88                                 label = "rootfs";
  89                                 reg = <0x00120000 0x006a0000>;
  90                         };
  91                         partition@7c0000 {
  92                                 label = "VCTL";
  93                                 reg = <0x007c0000 0x00010000>;
  94                                 read-only;
  95                         };
  96                         partition@7d0000 {
  97                                 label = "cfg";
  98                                 reg = <0x007d0000 0x00010000>;
  99                                 read-only;
 100                         };
 101                         partition@7e0000 {
 102                                 label = "FIS";
 103                                 reg = <0x007e0000 0x00010000>;
 104                                 read-only;
 105                         };
 106                 };
 107
 108                 syscon: syscon@40000000 {
 109                         pinctrl {
 110                                 /*
 111                                  * gpio0agrp cover line 0-4
 112                                  * gpio0bgrp cover line 5
 113                                  */
 114                                 gpio0_default_pins: pinctrl-gpio0 {
 115                                         mux {
 116                                                 function = "gpio0";
 117                                                 groups = "gpio0agrp",
 118                                                 "gpio0bgrp";
 119                                         };
 120                                 };
 121                         };
 122                 };
 123
 124                 gpio0: gpio@4d000000 {
 125                         pinctrl-names = "default";
 126                         pinctrl-0 = <&gpio0_default_pins>;
 127                 };
 128         };
 129 };