| Douglas Gilbert | 2515e8b | 2013-04-18 14:53:06 +0200 | [diff] [blame^] | 1 | /* |
| 2 | * at91-foxg20.dts - Device Tree file for Acme Systems FoxG20 board |
| 3 | * |
| 4 | * Based on DT files for at91sam9g20ek evaluation board (AT91SAM9G20 SoC) |
| 5 | * |
| 6 | * Copyright (C) 2013 Douglas Gilbert <dgilbert@interlog.com> |
| 7 | * |
| 8 | * Licensed under GPLv2 or later. |
| 9 | */ |
| 10 | /dts-v1/; |
| 11 | /include/ "at91sam9g20.dtsi" |
| 12 | |
| 13 | / { |
| 14 | model = "Acme Systems FoxG20"; |
| 15 | compatible = "acme,foxg20", "atmel,at91sam9g20", "atmel,at91sam9"; |
| 16 | |
| 17 | chosen { |
| 18 | bootargs = "console=ttyS0,115200 root=/dev/mmcblk0p2 rw rootwait"; |
| 19 | }; |
| 20 | |
| 21 | memory { |
| 22 | reg = <0x20000000 0x4000000>; |
| 23 | }; |
| 24 | |
| 25 | clocks { |
| 26 | #address-cells = <1>; |
| 27 | #size-cells = <1>; |
| 28 | ranges; |
| 29 | |
| 30 | main_clock: clock@0 { |
| 31 | compatible = "atmel,osc", "fixed-clock"; |
| 32 | clock-frequency = <18432000>; |
| 33 | }; |
| 34 | }; |
| 35 | |
| 36 | ahb { |
| 37 | apb { |
| 38 | usb1: gadget@fffa4000 { |
| 39 | atmel,vbus-gpio = <&pioC 6 0>; |
| 40 | status = "okay"; |
| 41 | }; |
| 42 | |
| 43 | mmc0: mmc@fffa8000 { |
| 44 | pinctrl-0 = < |
| 45 | &pinctrl_mmc0_clk |
| 46 | &pinctrl_mmc0_slot1_cmd_dat0 |
| 47 | &pinctrl_mmc0_slot1_dat1_3>; |
| 48 | status = "okay"; |
| 49 | |
| 50 | slot@1 { |
| 51 | reg = <1>; |
| 52 | bus-width = <4>; |
| 53 | }; |
| 54 | }; |
| 55 | |
| 56 | usart0: serial@fffb0000 { |
| 57 | pinctrl-0 = |
| 58 | <&pinctrl_usart0 |
| 59 | &pinctrl_usart0_rts |
| 60 | &pinctrl_usart0_cts |
| 61 | >; |
| 62 | status = "okay"; |
| 63 | }; |
| 64 | |
| 65 | usart1: serial@fffb4000 { |
| 66 | status = "okay"; |
| 67 | }; |
| 68 | |
| 69 | usart2: serial@fffb8000 { |
| 70 | status = "okay"; |
| 71 | }; |
| 72 | |
| 73 | macb0: ethernet@fffc4000 { |
| 74 | phy-mode = "rmii"; |
| 75 | status = "okay"; |
| 76 | }; |
| 77 | |
| 78 | usart3: serial@fffd0000 { |
| 79 | status = "okay"; |
| 80 | }; |
| 81 | |
| 82 | uart0: serial@fffd4000 { |
| 83 | status = "okay"; |
| 84 | }; |
| 85 | |
| 86 | uart1: serial@fffd8000 { |
| 87 | status = "okay"; |
| 88 | }; |
| 89 | |
| 90 | dbgu: serial@fffff200 { |
| 91 | status = "okay"; |
| 92 | }; |
| 93 | |
| 94 | pinctrl@fffff400 { |
| 95 | board { |
| 96 | pinctrl_pck0_as_mck: pck0_as_mck { |
| 97 | atmel,pins = |
| 98 | <2 1 0x2 0x0>; /* PC1 periph B */ |
| 99 | }; |
| 100 | }; |
| 101 | |
| 102 | mmc0_slot1 { |
| 103 | pinctrl_board_mmc0_slot1: mmc0_slot1-board { |
| 104 | atmel,pins = |
| 105 | <2 9 0x0 0x5>; /* PC9 gpio CD pin pull up and deglitch */ |
| 106 | }; |
| 107 | }; |
| 108 | |
| 109 | i2c0 { |
| 110 | pinctrl_i2c0: i2c0-0 { |
| 111 | atmel,pins = |
| 112 | <0 23 0x1 0x2 /* TWD (SDA) PA23 periph A, open drain */ |
| 113 | 0 24 0x1 0x2>; /* TWCK (SCL) PA24 periph A, open drain */ |
| 114 | }; |
| 115 | }; |
| 116 | }; |
| 117 | |
| 118 | watchdog@fffffd40 { |
| 119 | status = "okay"; |
| 120 | }; |
| 121 | }; |
| 122 | |
| 123 | usb0: ohci@00500000 { |
| 124 | num-ports = <2>; |
| 125 | status = "okay"; |
| 126 | }; |
| 127 | }; |
| 128 | |
| 129 | i2c@0 { |
| 130 | pinctrl-names = "default"; |
| 131 | pinctrl-0 = <&pinctrl_i2c0>; |
| 132 | i2c-gpio,delay-us = <5>; /* ~85 kHz */ |
| 133 | status = "okay"; |
| 134 | }; |
| 135 | |
| 136 | leds { |
| 137 | compatible = "gpio-leds"; |
| 138 | |
| 139 | /* red LED marked "PC7" near mini USB (device) receptacle */ |
| 140 | user_led { |
| 141 | label = "user_led"; |
| 142 | gpios = <&pioC 7 0>; /* PC7 */ |
| 143 | linux,default-trigger = "heartbeat"; |
| 144 | }; |
| 145 | }; |
| 146 | |
| 147 | gpio_keys { |
| 148 | compatible = "gpio-keys"; |
| 149 | |
| 150 | btn { |
| 151 | label = "Button"; |
| 152 | gpios = <&pioC 4 1>; |
| 153 | linux,code = <0x103>; |
| 154 | gpio-key,wakeup; |
| 155 | }; |
| 156 | }; |
| 157 | }; |