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1 | // SPDX-License-Identifier: GPL-2.0 |
2 | /* | |
3 | * at91-wb50n.dtsi - Device Tree include file for wb50n cpu module | |
4 | * | |
5 | * Copyright (C) 2018 Laird | |
6 | * | |
7 | */ | |
8 | ||
9 | #include "sama5d31.dtsi" | |
10 | ||
11 | / { | |
12 | model = "Laird Workgroup Bridge 50N - Atmel SAMA5D"; | |
13 | compatible = "laird,wb50n", "atmel,sama5d31", "atmel,sama5d3", "atmel,sama5"; | |
14 | ||
15 | chosen { | |
16 | bootargs = "ubi.mtd=6 root=ubi0:rootfs rootfstype=ubifs rw"; | |
17 | stdout-path = "serial0:115200n8"; | |
18 | }; | |
19 | ||
20 | memory { | |
21 | reg = <0x20000000 0x4000000>; | |
22 | }; | |
23 | }; | |
24 | ||
25 | &pinctrl { | |
26 | board { | |
27 | pinctrl_mmc0_cd: mmc0_cd { | |
28 | atmel,pins = <AT91_PIOC 26 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PC26 GPIO with pullup deglitch */ | |
29 | }; | |
30 | ||
31 | pinctrl_usba_vbus: usba_vbus { | |
32 | atmel,pins = <AT91_PIOB 13 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; /* PB13 GPIO with deglitch */ | |
33 | }; | |
34 | }; | |
35 | }; | |
36 | ||
37 | &slow_xtal { | |
38 | clock-frequency = <32768>; | |
39 | }; | |
40 | ||
41 | &main_xtal { | |
42 | clock-frequency = <12000000>; | |
43 | }; | |
44 | ||
bd5d3873 | 45 | &clk32k { |
e8274426 BW |
46 | atmel,osc-bypass; |
47 | }; | |
48 | ||
49 | &usart1_clk { | |
50 | atmel,clk-output-range = <0 132000000>; | |
51 | }; | |
52 | ||
53 | &mmc0 { | |
54 | pinctrl-names = "default"; | |
55 | pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3 &pinctrl_mmc0_cd>; | |
56 | cd-gpios = <&pioC 26 GPIO_ACTIVE_LOW>; | |
57 | slot@0 { | |
58 | reg = <0>; | |
59 | bus-width = <4>; | |
60 | }; | |
61 | }; | |
62 | ||
63 | &mmc1 { | |
64 | pinctrl-names = "default"; | |
65 | pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 &pinctrl_mmc1_dat1_3>; | |
66 | status = "okay"; | |
67 | atheros@0 { | |
68 | compatible = "atheros,ath6kl"; | |
69 | atheros,board-id = "SD32"; | |
70 | reg = <0>; | |
71 | bus-width = <4>; | |
72 | }; | |
73 | }; | |
74 | ||
75 | &macb1 { | |
76 | phy-mode = "rmii"; | |
77 | }; | |
78 | ||
79 | &dbgu { | |
80 | dmas = <0>, <0>; /* Do not use DMA for dbgu */ | |
81 | }; | |
82 | ||
83 | /* On BB40 this port is labeled UART1 */ | |
84 | &usart0 { | |
85 | atmel,use-dma-rx; | |
86 | atmel,use-dma-tx; | |
87 | pinctrl-names = "default"; | |
88 | pinctrl-0 = <&pinctrl_usart0 &pinctrl_usart0_rts_cts>; | |
89 | }; | |
90 | ||
91 | /* On BB40 this port is labeled UART0 */ | |
92 | &usart1 { | |
93 | atmel,use-dma-rx; | |
94 | atmel,use-dma-tx; | |
95 | pinctrl-names = "default"; | |
96 | pinctrl-0 = <&pinctrl_usart1 &pinctrl_usart1_rts_cts>; | |
97 | dtr-gpios = <&pioD 13 GPIO_ACTIVE_LOW>; | |
98 | dsr-gpios = <&pioD 11 GPIO_ACTIVE_LOW>; | |
99 | dcd-gpios = <&pioD 7 GPIO_ACTIVE_LOW>; | |
100 | rng-gpios = <&pioD 8 GPIO_ACTIVE_LOW>; | |
101 | }; | |
102 | ||
103 | /* USART3 is direct-connect to the Bluetooth UART on the radio SIP */ | |
104 | &usart3 { | |
105 | atmel,use-dma-rx; | |
106 | atmel,use-dma-tx; | |
107 | pinctrl-names = "default"; | |
108 | pinctrl-0 = <&pinctrl_usart3 &pinctrl_usart3_rts_cts>; | |
109 | status = "okay"; | |
110 | }; | |
111 | ||
112 | &spi1 { | |
113 | cs-gpios = <&pioC 25 0>, <0>, <0>, <0>; | |
114 | }; | |
115 | ||
116 | &ebi { | |
117 | pinctrl-0 = <&pinctrl_ebi_nand_addr>; | |
118 | pinctrl-names = "default"; | |
119 | status = "okay"; | |
120 | }; | |
121 | ||
122 | &nand_controller { | |
123 | status = "okay"; | |
124 | ||
125 | nand: nand@3 { | |
126 | reg = <0x3 0x0 0x2>; | |
127 | atmel,rb = <0>; | |
128 | nand-bus-width = <8>; | |
129 | nand-ecc-mode = "hw"; | |
130 | nand-ecc-strength = <8>; | |
131 | nand-ecc-step-size = <512>; | |
132 | nand-on-flash-bbt; | |
133 | label = "atmel_nand"; | |
134 | ||
135 | partitions { | |
136 | compatible = "fixed-partitions"; | |
137 | #address-cells = <1>; | |
138 | #size-cells = <1>; | |
139 | ||
140 | at91bootstrap@0 { | |
141 | label = "at91bs"; | |
142 | reg = <0x0 0x20000>; | |
143 | }; | |
144 | ||
145 | uboot@20000 { | |
146 | label = "u-boot"; | |
147 | reg = <0x20000 0x80000>; | |
148 | }; | |
149 | ||
150 | ubootenv@a0000 { | |
151 | label = "u-boot-env"; | |
152 | reg = <0xa0000 0x20000>; | |
153 | }; | |
154 | ||
155 | ubootenv@c0000 { | |
156 | label = "u-boot-env"; | |
157 | reg = <0xc0000 0x20000>; | |
158 | }; | |
159 | ||
160 | kernel-a@e0000 { | |
161 | label = "kernel-a"; | |
162 | reg = <0xe0000 0x500000>; | |
163 | }; | |
164 | ||
165 | kernel-b@5e0000 { | |
166 | label = "kernel-b"; | |
167 | reg = <0x5e0000 0x500000>; | |
168 | }; | |
169 | ||
170 | rootfs-a@ae0000 { | |
171 | label = "rootfs-a"; | |
172 | reg = <0xae0000 0x3000000>; | |
173 | }; | |
174 | ||
175 | rootfs-b@3ae0000 { | |
176 | label = "rootfs-b"; | |
177 | reg = <0x3ae0000 0x3000000>; | |
178 | }; | |
179 | ||
180 | user@6ae0000 { | |
181 | label = "user"; | |
182 | reg = <0x6ae0000 0x14e0000>; | |
183 | }; | |
184 | }; | |
185 | }; | |
186 | }; | |
187 | ||
188 | &usb0 { | |
189 | atmel,vbus-gpio = <&pioB 13 GPIO_ACTIVE_LOW>; | |
190 | pinctrl-names = "default"; | |
191 | pinctrl-0 = <&pinctrl_usba_vbus>; | |
192 | }; | |
193 | ||
194 | &usb1 { | |
195 | num-ports = <3>; | |
196 | atmel,vbus-gpio = <&pioA 2 GPIO_ACTIVE_LOW>; | |
197 | atmel,oc-gpio = <&pioA 4 GPIO_ACTIVE_LOW>; | |
198 | }; |