arch/arm/boot/dts/kirkwood-mv88f6281gtw-ge.dts

   1 /*
   2  * Marvell 88F6281 GTW GE Board
   3  *
   4  * Lennert Buytenhek <buytenh@marvell.com>
   5  * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
   6  *
   7  * This file is licensed under the terms of the GNU General Public
   8  * License version 2.  This program is licensed "as is" without any
   9  * warranty of any kind, whether express or implied.
  10  *
  11  * This file contains the definitions that are common between the 6281
  12  * and 6282 variants of the Marvell Kirkwood Development Board.
  13  */
  14
  15 /dts-v1/;
  16
  17 #include "kirkwood.dtsi"
  18 #include "kirkwood-6281.dtsi"
  19
  20 / {
  21         model = "Marvell 88F6281 GTW GE Board";
  22         compatible = "marvell,mv88f6281gtw-ge", "marvell,kirkwood-88f6281", "marvell,kirkwood";
  23
  24         memory {
  25                 device_type = "memory";
  26                 reg = <0x00000000 0x20000000>; /* 512 MB */
  27         };
  28
  29         chosen {
  30                 bootargs = "console=ttyS0,115200n8 earlyprintk";
  31         };
  32
  33         mbus {
  34                 pcie-controller {
  35                         status = "okay";
  36
  37                         pcie@1,0 {
  38                                 status = "okay";
  39                         };
  40                 };
  41         };
  42
  43         ocp@f1000000 {
  44                 pinctrl@10000 {
  45                         pmx_usb_led: pmx-usb-led {
  46                                 marvell,pins = "mpp12";
  47                                 marvell,function = "gpo";
  48                         };
  49
  50                         pmx_leds: pmx-leds {
  51                                 marvell,pins = "mpp20", "mpp21";
  52                                 marvell,function = "gpio";
  53                         };
  54
  55                         pmx_keys: pmx-keys {
  56                                 marvell,pins = "mpp46", "mpp47";
  57                                 marvell,function = "gpio";
  58                         };
  59                 };
  60
  61                 spi@10600 {
  62                         pinctrl-0 = <&pmx_spi>;
  63                         pinctrl-names = "default";
  64                         status = "okay";
  65
  66                         flash@0 {
  67                                 #address-cells = <1>;
  68                                 #size-cells = <1>;
  69                                 compatible = "mx25l12805d";
  70                                 reg = <0>;
  71                                 spi-max-frequency = <50000000>;
  72                                 mode = <0>;
  73                         };
  74                 };
  75
  76                 serial@12000 {
  77                         pinctrl-0 = <&pmx_uart0>;
  78                         pinctrl-names = "default";
  79                         clock-frequency = <200000000>;
  80                         status = "ok";
  81                 };
  82
  83                 ehci@50000 {
  84                         status = "okay";
  85                 };
  86         };
  87
  88         gpio-leds {
  89                 compatible = "gpio-leds";
  90                 pinctrl-0 = <&pmx_leds &pmx_usb_led>;
  91                 pinctrl-names = "default";
  92
  93                 green-status {
  94                         label = "gtw:green:Status";
  95                         gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>;
  96                 };
  97
  98                 red-status {
  99                         label = "gtw:red:Status";
 100                         gpios = <&gpio0 21 GPIO_ACTIVE_HIGH>;
 101                 };
 102
 103                 green-usb {
 104                         label = "gtw:green:USB";
 105                         gpios = <&gpio0 12 GPIO_ACTIVE_HIGH>;
 106                 };
 107         };
 108
 109         gpio_keys {
 110                 compatible = "gpio-keys";
 111                 #address-cells = <1>;
 112                 #size-cells = <0>;
 113                 pinctrl-0 = <&pmx_keys>;
 114                 pinctrl-names = "default";
 115
 116                 button@1 {
 117                         label = "SWR Button";
 118                         linux,code = <KEY_RESTART>;
 119                         gpios = <&gpio1 15 GPIO_ACTIVE_LOW>;
 120                 };
 121                 button@2 {
 122                         label = "WPS Button";
 123                         linux,code = <KEY_WPS_BUTTON>;
 124                         gpios = <&gpio1 14 GPIO_ACTIVE_LOW>;
 125                 };
 126         };
 127 };