diff options
Diffstat (limited to 'arch/arm/boot/dts/at91-foxg20.dts')
-rw-r--r-- | arch/arm/boot/dts/at91-foxg20.dts | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/at91-foxg20.dts b/arch/arm/boot/dts/at91-foxg20.dts new file mode 100644 index 000000000000..cbe967343997 --- /dev/null +++ b/arch/arm/boot/dts/at91-foxg20.dts | |||
@@ -0,0 +1,157 @@ | |||
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 GPIO_ACTIVE_HIGH>; | ||
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 | <AT91_PIOC 1 AT91_PERIPH_B AT91_PINCTRL_NONE>; | ||
99 | }; | ||
100 | }; | ||
101 | |||
102 | mmc0_slot1 { | ||
103 | pinctrl_board_mmc0_slot1: mmc0_slot1-board { | ||
104 | atmel,pins = | ||
105 | <AT91_PIOC 9 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* CD pin */ | ||
106 | }; | ||
107 | }; | ||
108 | |||
109 | i2c0 { | ||
110 | pinctrl_i2c0: i2c0-0 { | ||
111 | atmel,pins = | ||
112 | <AT91_PIOA 23 AT91_PERIPH_A AT91_PINCTRL_MULTI_DRIVE /* TWD (SDA), open drain */ | ||
113 | AT91_PIOA 24 AT91_PERIPH_A AT91_PINCTRL_MULTI_DRIVE>; /* TWCK (SCL), 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 GPIO_ACTIVE_HIGH>; /* 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 GPIO_ACTIVE_LOW>; | ||
153 | linux,code = <0x103>; | ||
154 | gpio-key,wakeup; | ||
155 | }; | ||
156 | }; | ||
157 | }; | ||