summaryrefslogtreecommitdiffstats
path: root/arch/arm/boot/dts/at91-wb50n.dtsi
blob: 85692c8ef2b174d174cdf5970d68a7ce635b3089 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
// SPDX-License-Identifier: GPL-2.0
/*
 * at91-wb50n.dtsi - Device Tree include file for wb50n cpu module
 *
 *  Copyright (C) 2018 Laird
 *
 */

#include "sama5d31.dtsi"

/ {
	model = "Laird Workgroup Bridge 50N - Atmel SAMA5D";
	compatible = "laird,wb50n", "atmel,sama5d31", "atmel,sama5d3", "atmel,sama5";

	chosen {
		bootargs = "ubi.mtd=6 root=ubi0:rootfs rootfstype=ubifs rw";
		stdout-path = "serial0:115200n8";
	};

	memory {
		reg = <0x20000000 0x4000000>;
	};
};

&pinctrl {
	board {
		pinctrl_mmc0_cd: mmc0_cd {
			atmel,pins = <AT91_PIOC 26 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PC26 GPIO with pullup deglitch */
		};

		pinctrl_usba_vbus: usba_vbus {
			atmel,pins = <AT91_PIOB 13 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; /* PB13 GPIO with deglitch */
		};
	};
};

&slow_xtal {
	clock-frequency = <32768>;
};

&main_xtal {
	clock-frequency = <12000000>;
};

&slow_osc {
	atmel,osc-bypass;
};

&usart1_clk {
	atmel,clk-output-range = <0 132000000>;
};

&mmc0 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3 &pinctrl_mmc0_cd>;
	cd-gpios = <&pioC 26 GPIO_ACTIVE_LOW>;
	slot@0 {
		reg = <0>;
		bus-width = <4>;
	};
};

&mmc1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 &pinctrl_mmc1_dat1_3>;
	status = "okay";
	atheros@0 {
		compatible = "atheros,ath6kl";
		atheros,board-id = "SD32";
		reg = <0>;
		bus-width = <4>;
	};
};

&macb1 {
	phy-mode = "rmii";
};

&dbgu {
	dmas = <0>, <0>;	/*  Do not use DMA for dbgu */
};

/* On BB40 this port is labeled UART1 */
&usart0 {
	atmel,use-dma-rx;
	atmel,use-dma-tx;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usart0 &pinctrl_usart0_rts_cts>;
};

/* On BB40 this port is labeled UART0 */
&usart1 {
	atmel,use-dma-rx;
	atmel,use-dma-tx;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usart1 &pinctrl_usart1_rts_cts>;
	dtr-gpios = <&pioD 13 GPIO_ACTIVE_LOW>;
	dsr-gpios = <&pioD 11 GPIO_ACTIVE_LOW>;
	dcd-gpios = <&pioD 7 GPIO_ACTIVE_LOW>;
	rng-gpios = <&pioD 8 GPIO_ACTIVE_LOW>;
};

/* USART3 is direct-connect to the Bluetooth UART on the radio SIP */
&usart3 {
	atmel,use-dma-rx;
	atmel,use-dma-tx;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usart3 &pinctrl_usart3_rts_cts>;
	status = "okay";
};

&spi1 {
	cs-gpios = <&pioC 25 0>, <0>, <0>, <0>;
};

&ebi {
	pinctrl-0 = <&pinctrl_ebi_nand_addr>;
	pinctrl-names = "default";
	status = "okay";
};

&nand_controller {
	status = "okay";

	nand: nand@3 {
		reg = <0x3 0x0 0x2>;
		atmel,rb = <0>;
		nand-bus-width = <8>;
		nand-ecc-mode = "hw";
		nand-ecc-strength = <8>;
		nand-ecc-step-size = <512>;
		nand-on-flash-bbt;
		label = "atmel_nand";

		partitions {
			compatible = "fixed-partitions";
			#address-cells = <1>;
			#size-cells = <1>;

			at91bootstrap@0 {
				label = "at91bs";
				reg = <0x0 0x20000>;
			};

			uboot@20000 {
				label = "u-boot";
				reg = <0x20000 0x80000>;
			};

			ubootenv@a0000 {
				label = "u-boot-env";
				reg = <0xa0000 0x20000>;
			};

			ubootenv@c0000 {
				label = "u-boot-env";
				reg = <0xc0000 0x20000>;
			};

			kernel-a@e0000 {
				label = "kernel-a";
				reg = <0xe0000 0x500000>;
			};

			kernel-b@5e0000 {
				label = "kernel-b";
				reg = <0x5e0000 0x500000>;
			};

			rootfs-a@ae0000 {
				label = "rootfs-a";
				reg = <0xae0000 0x3000000>;
			};

			rootfs-b@3ae0000 {
				label = "rootfs-b";
				reg = <0x3ae0000 0x3000000>;
			};

			user@6ae0000 {
				label = "user";
				reg = <0x6ae0000 0x14e0000>;
			};
		};
	};
};

&usb0 {
	atmel,vbus-gpio = <&pioB 13 GPIO_ACTIVE_LOW>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usba_vbus>;
};

&usb1 {
	num-ports = <3>;
	atmel,vbus-gpio = <&pioA 2 GPIO_ACTIVE_LOW>;
	atmel,oc-gpio = <&pioA 4 GPIO_ACTIVE_LOW>;
};