Merge tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc
[sfrench/cifs-2.6.git] / arch / arm / boot / dts / at91-foxg20.dts
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                 slow_xtal {
27                         clock-frequency = <32768>;
28                 };
29
30                 main_xtal {
31                         clock-frequency = <18432000>;
32                 };
33         };
34
35         ahb {
36                 apb {
37                         tcb0: timer@fffa0000 {
38                                 timer@0 {
39                                         compatible = "atmel,tcb-timer";
40                                         reg = <0>, <1>;
41                                 };
42
43                                 timer@2 {
44                                         compatible = "atmel,tcb-timer";
45                                         reg = <2>;
46                                 };
47                         };
48
49                         usb1: gadget@fffa4000 {
50                                 atmel,vbus-gpio = <&pioC 6 GPIO_ACTIVE_HIGH>;
51                                 status = "okay";
52                         };
53
54                         mmc0: mmc@fffa8000 {
55                                 pinctrl-0 = <
56                                         &pinctrl_mmc0_clk
57                                         &pinctrl_mmc0_slot1_cmd_dat0
58                                         &pinctrl_mmc0_slot1_dat1_3>;
59                                 status = "okay";
60
61                                 slot@1 {
62                                         reg = <1>;
63                                         bus-width = <4>;
64                                 };
65                         };
66
67                         usart0: serial@fffb0000 {
68                                 pinctrl-0 =
69                                         <&pinctrl_usart0
70                                          &pinctrl_usart0_rts
71                                          &pinctrl_usart0_cts
72                                         >;
73                                 status = "okay";
74                         };
75
76                         usart1: serial@fffb4000 {
77                                 status = "okay";
78                         };
79
80                         usart2: serial@fffb8000 {
81                                 status = "okay";
82                         };
83
84                         macb0: ethernet@fffc4000 {
85                                 phy-mode = "rmii";
86                                 status = "okay";
87                         };
88
89                         usart3: serial@fffd0000 {
90                                 status = "okay";
91                         };
92
93                         uart0: serial@fffd4000 {
94                                 status = "okay";
95                         };
96
97                         uart1: serial@fffd8000 {
98                                 status = "okay";
99                         };
100
101                         dbgu: serial@fffff200 {
102                                 status = "okay";
103                         };
104
105                         pinctrl@fffff400 {
106                                 board {
107                                         pinctrl_pck0_as_mck: pck0_as_mck {
108                                                 atmel,pins =
109                                                         <AT91_PIOC 1 AT91_PERIPH_B AT91_PINCTRL_NONE>;
110                                         };
111                                 };
112
113                                 mmc0_slot1 {
114                                         pinctrl_board_mmc0_slot1: mmc0_slot1-board {
115                                                 atmel,pins =
116                                                         <AT91_PIOC 9 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;   /* CD pin */
117                                         };
118                                 };
119
120                                 i2c0 {
121                                         pinctrl_i2c0: i2c0-0 {
122                                                 atmel,pins =
123                                                         <AT91_PIOA 23 AT91_PERIPH_A AT91_PINCTRL_MULTI_DRIVE    /* TWD (SDA), open drain */
124                                                          AT91_PIOA 24 AT91_PERIPH_A AT91_PINCTRL_MULTI_DRIVE>;  /* TWCK (SCL), open drain */
125                                         };
126                                 };
127                         };
128
129                         watchdog@fffffd40 {
130                                 status = "okay";
131                         };
132                 };
133
134                 usb0: ohci@500000 {
135                         num-ports = <2>;
136                         status = "okay";
137                 };
138         };
139
140         i2c-gpio-0 {
141                 pinctrl-names = "default";
142                 pinctrl-0 = <&pinctrl_i2c0>;
143                 i2c-gpio,delay-us = <5>;        /* ~85 kHz */
144                 status = "okay";
145         };
146
147         leds {
148                 compatible = "gpio-leds";
149
150                 /* red LED marked "PC7" near mini USB (device) receptacle */
151                 user_led {
152                         label = "user_led";
153                         gpios = <&pioC 7 GPIO_ACTIVE_HIGH>;     /* PC7 */
154                         linux,default-trigger = "heartbeat";
155                 };
156         };
157
158         gpio_keys {
159                 compatible = "gpio-keys";
160
161                 btn {
162                         label = "Button";
163                         gpios = <&pioC 4 GPIO_ACTIVE_LOW>;
164                         linux,code = <0x103>;
165                         wakeup-source;
166                 };
167         };
168 };