target/linux/at91/files/arch/arm/boot/dts/wb45n.dts

   1 /*
   2  * wb45n.dts - Device Tree file for WB45NBT board
   3  *
   4  *  Copyright (C) 2015 Laird
   5  *
   6  * Licensed under GPLv2 or later.
   7  */
   8 /dts-v1/;
   9 #include "at91sam9g25.dtsi"
  10
  11 / {
  12         model = "Laird Workgroup Bridge 45N - Atmel AT91SAM (dt)";
  13         compatible = "laird,wb45n", "laird,wbxx", "atmel,at91sam9x5", "atmel,at91sam9";
  14
  15         chosen {
  16                 bootargs = "console=ttyS0,115200 root=/dev/mtdblock1 rw rootfstype=ubifs ubi.mtd=1 root=ubi0:rootfs";
  17         };
  18
  19         memory {
  20                 reg = <0x20000000 0x4000000>;
  21         };
  22
  23         clocks {
  24                 #address-cells = <1>;
  25                 #size-cells = <1>;
  26                 ranges;
  27
  28                 main_clock: clock@0 {
  29                         compatible = "atmel,osc", "fixed-clock";
  30                         clock-frequency = <12000000>;
  31                 };
  32
  33                 slow_xtal {
  34                         clock-frequency = <32768>;
  35                 };
  36
  37                 main_xtal {
  38                         clock-frequency = <12000000>;
  39                 };
  40         };
  41
  42         ahb {
  43                 apb {
  44
  45                         rstc@fffffe00 {
  46                                 compatible = "atmel,sama5d3-rstc";
  47                         };
  48
  49                         pinctrl@fffff400 {
  50                                 nand {
  51                                         pinctrl_nand: nand-0 {
  52                                                 atmel,pins =
  53                                                         <AT91_PIOD 0 AT91_PERIPH_A AT91_PINCTRL_NONE    /* PD0 periph A Read Enable */
  54                                                          AT91_PIOD 1 AT91_PERIPH_A AT91_PINCTRL_NONE    /* PD1 periph A Write Enable */
  55                                                          AT91_PIOD 2 AT91_PERIPH_A AT91_PINCTRL_NONE    /* PD2 periph A Address Latch Enable */
  56                                                          AT91_PIOD 3 AT91_PERIPH_A AT91_PINCTRL_NONE    /* PD3 periph A Command Latch Enable */
  57                                                          AT91_PIOD 4 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP      /* PD4 gpio Chip Enable pin pull_up */
  58                                                          AT91_PIOD 5 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;  /* PD5 gpio RDY/BUSY pin pull_up */
  59                                         };
  60                                 };
  61
  62                                 usb2 {
  63                                         pinctrl_board_usb2: usb2-board {
  64                                                 atmel,pins =
  65                                                         <AT91_PIOB 11 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;          /* PB11 gpio vbus sense, deglitch */
  66                                         };
  67                                 };
  68                         };
  69
  70                         dbgu: serial@fffff200 {
  71                                 status = "okay";
  72                         };
  73
  74                         usart0: serial@f801c000 {
  75                                 status = "okay";
  76                         };
  77
  78                         usart3: serial@f8028000 {
  79                                 status = "okay";
  80                         };
  81
  82                         spi0: spi@f0000000 {
  83                                 status = "okay";
  84                                 cs-gpios = <&pioA 14 0>, <&pioA 7 0>, <0>, <0>;
  85                         };
  86
  87                         mmc0: mmc@f0008000 {
  88                                 pinctrl-0 = <
  89                                         &pinctrl_mmc0_slot0_clk_cmd_dat0
  90                                         &pinctrl_mmc0_slot0_dat1_3>;
  91                                 status = "okay";
  92                                 /delete-property/dmas;
  93                                 /delete-property/dma-names;
  94                                 slot@0 {
  95                                         reg = <0>;
  96                                         bus-width = <4>;
  97                                 };
  98                         };
  99
 100                         macb0: ethernet@f802c000 {
 101                                 phy-mode = "rmii";
 102                                 status = "okay";
 103                         };
 104
 105                         usb2: gadget@f803c000 {
 106                                 pinctrl-names = "default";
 107                                 pinctrl-0 = <&pinctrl_board_usb2>;
 108                                 atmel,vbus-gpio = <&pioB 11 GPIO_ACTIVE_HIGH>;
 109                                 status = "okay";
 110                         };
 111
 112                         i2c1: i2c@f8014000 {
 113                                 status = "okay";
 114                         };
 115
 116                         watchdog@fffffe40 {
 117                                 status = "okay";
 118                         };
 119
 120                         shdwc@fffffe10 {
 121                                 atmel,wakeup-mode = "low";
 122                         };
 123
 124                         rtc@fffffeb0 {
 125                                 status = "okay";
 126                         };
 127                 };
 128
 129                 usb0: ohci@00600000 {
 130                         status = "okay";
 131                         num-ports = <2>;
 132                         atmel,vbus-gpio = <
 133                                            &pioB 12 GPIO_ACTIVE_HIGH
 134                                            &pioA 31 GPIO_ACTIVE_HIGH
 135                                           >;
 136                         atmel,oc-gpio = <&pioB 13 GPIO_ACTIVE_LOW>;
 137                 };
 138
 139                 usb1: ehci@00700000 {
 140                         status = "okay";
 141                 };
 142
 143                 nand0: nand@40000000 {
 144                         nand-bus-width = <8>;
 145                         nand-ecc-mode = "hw";
 146                         atmel,has-pmecc;        /* Enable PMECC */
 147                         atmel,pmecc-cap = <4>;
 148                         atmel,pmecc-sector-size = <512>;
 149                         nand-on-flash-bbt;
 150                         status = "okay";
 151
 152                         at91bootstrap@0 {
 153                                 label = "at91bs";
 154                                 reg = <0x0 0x20000>;
 155                         };
 156
 157                         uboot@20000 {
 158                                 label = "u-boot";
 159                                 reg = <0x20000 0x80000>;
 160                         };
 161
 162                         ubootenv@a0000 {
 163                                 label = "u-boot-env";
 164                                 reg = <0xa0000 0x20000>;
 165                         };
 166
 167                         ubootenv@c0000 {
 168                                 label = "redund-env";
 169                                 reg = <0xc0000 0x20000>;
 170                         };
 171
 172                         kernel-a@e0000 {
 173                                 label = "kernel-a";
 174                                 reg = <0xe0000 0x280000>;
 175                         };
 176
 177                         kernel-b@360000 {
 178                                 label = "kernel-b";
 179                                 reg = <0x360000 0x280000>;
 180                         };
 181
 182                         rootfs-a@5e0000 {
 183                                 label = "rootfs-a";
 184                                 reg = <0x5e0000 0x2600000>;
 185                         };
 186
 187                         rootfs-b@2be0000 {
 188                                 label = "rootfs-b";
 189                                 reg = <0x2be0000 0x2600000>;
 190                         };
 191
 192                         user@51e0000 {
 193                                 label = "user";
 194                                 reg = <0x51e0000 0x2dc0000>;
 195                         };
 196
 197                         logs@7fa0000 {
 198                                 label = "logs";
 199                                 reg = <0x7fa0000 0x60000>;
 200                         };
 201                 };
 202         };
 203
 204         atheros {
 205                 compatible = "atheros,ath6kl";
 206                 atheros,board-id = "SD32";
 207         };
 208
 209         gpio_keys {
 210                 compatible = "gpio-keys";
 211                 #address-cells = <1>;
 212                 #size-cells = <0>;
 213                 irqbtn@pb18 {
 214                         label = "IRQBTN";
 215                         linux,code = <99>;
 216                         gpios = <&pioB 18 GPIO_ACTIVE_LOW>;
 217                         gpio-key,wakeup = <1>;
 218                 };
 219         };
 220 };