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4 office 1 /*
2 * wb50n.dts - Device Tree file for wb50n board
3 *
4 * Copyright (C) 2015 Laird
5 *
6 * Licensed under GPLv2 or later.
7 */
8 #include "sama5d31.dtsi"
9  
10 / {
11 model = "Laird Workgroup Bridge 50N - Atmel SAMA5D";
12 compatible = "laird,wb50n", "atmel,sama5d31ek", "atmel,sama5d3xmb", "atmel,sama5d3xcm", "atmel,sama5d31", "atmel,sama5d3", "atmel,sama5";
13  
14 chosen {
15 bootargs = "console=ttyS0,115200 earlyprintk loglevel=4 mem=64M";
16 };
17  
18 memory {
19 reg = <0x20000000 0x4000000>;
20 };
21  
22 clocks {
23 slow_xtal {
24 clock-frequency = <32768>;
25 };
26  
27 main_xtal {
28 clock-frequency = <12000000>;
29 };
30 };
31  
32 ahb {
33  
34 apb {
35 pmc: pmc@fffffc00 {
36 main: mainck {
37 clock-frequency = <12000000>;
38 };
39  
40 periphck {
41 usart1_clk: usart1_clk {
42 #clock-cells = <0>;
43 reg = <13>;
44 atmel,clk-output-range = <0 132000000>;
45 };
46 };
47 };
48  
49 pinctrl@fffff200 {
50 board {
51 pinctrl_mmc0_cd: mmc0_cd {
52 atmel,pins =
53 <AT91_PIOC 26 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PC26 GPIO with pullup deglitch */
54 };
55  
56 pinctrl_usba_vbus: usba_vbus {
57 atmel,pins =
58 <AT91_PIOB 13 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; /* PB13 GPIO with deglitch */
59 };
60 };
61 };
62  
63 mmc0: mmc@f0000000 {
64 pinctrl-names = "default";
65 pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3 &pinctrl_mmc0_cd>;
66 cd-gpios = <&pioC 26 GPIO_ACTIVE_LOW>;
67 slot@0 {
68 reg = <0>;
69 bus-width = <4>;
70 };
71 };
72  
73 mmc1: mmc@f8000000 {
74 pinctrl-names = "default";
75 pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 &pinctrl_mmc1_dat1_3>;
76 status = "okay";
77 slot@0 {
78 reg = <0>;
79 bus-width = <4>;
80 };
81 };
82  
83 macb1: ethernet@f802c000 {
84 phy-mode = "rmii";
85 };
86  
87  
88 dbgu: serial@ffffee00 {
89 dmas = <0>, <0>; /* Do not use DMA for dbgu */
90 };
91  
92 /* On BB40 this port is labeled UART1 */
93 usart0: serial@f001c000 {
94 atmel,use-dma-rx;
95 atmel,use-dma-tx;
96 pinctrl-names = "default";
97 pinctrl-0 = <&pinctrl_usart0 &pinctrl_usart0_rts_cts>;
98 };
99  
100 /* On BB40 this port is labeled UART0 */
101 usart1: serial@f0020000 {
102 atmel,use-dma-rx;
103 atmel,use-dma-tx;
104 pinctrl-names = "default";
105 pinctrl-0 = <&pinctrl_usart1 &pinctrl_usart1_rts_cts>;
106 dtr-gpios = <&pioD 13 GPIO_ACTIVE_LOW>;
107 dsr-gpios = <&pioD 11 GPIO_ACTIVE_LOW>;
108 dcd-gpios = <&pioD 7 GPIO_ACTIVE_LOW>;
109 rng-gpios = <&pioD 8 GPIO_ACTIVE_LOW>;
110 };
111  
112 /* USART3 is direct-connect to the Bluetooth UART on the radio SIP */
113 usart3: serial@f8024000 {
114 atmel,use-dma-rx;
115 atmel,use-dma-tx;
116 pinctrl-names = "default";
117 pinctrl-0 = <&pinctrl_usart3 &pinctrl_usart3_rts_cts>;
118 status = "okay";
119 };
120  
121 spi1: spi@f8008000 {
122 cs-gpios = <&pioC 25 0>, <0>, <0>, <0>;
123 };
124  
125 sckc@fffffe50 {
126 slow_osc: slow_osc {
127 atmel,osc-bypass;
128 };
129 };
130 };
131  
132 nand0: nand@60000000 {
133 nand-bus-width = <8>;
134 nand-ecc-mode = "hw";
135 atmel,has-pmecc;
136 atmel,pmecc-cap = <8>;
137 atmel,pmecc-sector-size = <512>;
138 nand-on-flash-bbt;
139 status = "okay";
140  
141 at91bootstrap@0 {
142 label = "at91bs";
143 reg = <0x0 0x20000>;
144 };
145  
146 uboot@20000 {
147 label = "u-boot";
148 reg = <0x20000 0x80000>;
149 };
150  
151 ubootenv@a0000 {
152 label = "u-boot-env";
153 reg = <0xa0000 0x20000>;
154 };
155  
156 ubootenv@c0000 {
157 label = "u-boot-env";
158 reg = <0xc0000 0x20000>;
159 };
160  
161 kernel-a@e0000 {
162 label = "kernel-a";
163 reg = <0xe0000 0x500000>;
164 };
165  
166 kernel-b@5e0000 {
167 label = "kernel-b";
168 reg = <0x5e0000 0x500000>;
169 };
170  
171 rootfs-a@ae0000 {
172 label = "rootfs-a";
173 reg = <0xae0000 0x3000000>;
174 };
175  
176 rootfs-b@3ae0000 {
177 label = "rootfs-b";
178 reg = <0x3ae0000 0x3000000>;
179 };
180  
181 user@6ae0000 {
182 label = "user";
183 reg = <0x6ae0000 0x14e0000>;
184 };
185  
186 };
187  
188 usb0: gadget@00500000 {
189 atmel,vbus-gpio = <&pioB 13 GPIO_ACTIVE_LOW>;
190 pinctrl-names = "default";
191 pinctrl-0 = <&pinctrl_usba_vbus>;
192 };
193  
194 usb1: ohci@00600000 {
195 num-ports = <3>;
196 atmel,vbus-gpio = <&pioA 2 GPIO_ACTIVE_LOW>;
197 atmel,oc-gpio = <&pioA 4 GPIO_ACTIVE_LOW>;
198 };
199 };
200  
201 atheros {
202 compatible = "atheros,ath6kl";
203 atheros,board-id = "SD32";
204 };
205 };