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1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * at91sam9g20ek_common.dtsi - Device Tree file for Atmel at91sam9g20ek board
4 *
5 * Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
6 */
7#include "at91sam9g20.dtsi"
8
9/ {
10
11 chosen {
12 bootargs = "mem=64M root=/dev/mtdblock5 rw rootfstype=ubifs";
13 stdout-path = "serial0:115200n8";
14 };
15
16 memory {
17 reg = <0x20000000 0x4000000>;
18 };
19
20 clocks {
21 slow_xtal {
22 clock-frequency = <32768>;
23 };
24
25 main_xtal {
26 clock-frequency = <18432000>;
27 };
28 };
29
30 ahb {
31 apb {
32 pinctrl@fffff400 {
33 board {
34 pinctrl_pck0_as_mck: pck0_as_mck {
35 atmel,pins =
36 <AT91_PIOC 1 AT91_PERIPH_B AT91_PINCTRL_NONE>; /* PC1 periph B */
37 };
38
39 };
40
41 mmc0_slot1 {
42 pinctrl_board_mmc0_slot1: mmc0_slot1-board {
43 atmel,pins =
44 <AT91_PIOC 9 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PC9 gpio CD pin pull up and deglitch */
45 };
46 };
47 };
48
49 dbgu: serial@fffff200 {
50 status = "okay";
51 };
52
53 tcb0: timer@fffa0000 {
54 timer@0 {
55 compatible = "atmel,tcb-timer";
56 reg = <0>, <1>;
57 };
58
59 timer@2 {
60 compatible = "atmel,tcb-timer";
61 reg = <2>;
62 };
63 };
64
65 usart0: serial@fffb0000 {
66 pinctrl-0 =
67 <&pinctrl_usart0
68 &pinctrl_usart0_rts
69 &pinctrl_usart0_cts
70 &pinctrl_usart0_dtr_dsr
71 &pinctrl_usart0_dcd
72 &pinctrl_usart0_ri>;
73 status = "okay";
74 };
75
76 usart1: serial@fffb4000 {
77 status = "okay";
78 };
79
80 macb0: ethernet@fffc4000 {
81 phy-mode = "rmii";
82 status = "okay";
83 };
84
85 usb1: gadget@fffa4000 {
86 atmel,vbus-gpio = <&pioC 5 GPIO_ACTIVE_HIGH>;
87 status = "okay";
88 };
89
90 mmc0: mmc@fffa8000 {
91 pinctrl-0 = <
92 &pinctrl_board_mmc0_slot1
93 &pinctrl_mmc0_clk
94 &pinctrl_mmc0_slot1_cmd_dat0
95 &pinctrl_mmc0_slot1_dat1_3>;
96 status = "okay";
97 slot@1 {
98 reg = <1>;
99 bus-width = <4>;
100 cd-gpios = <&pioC 9 GPIO_ACTIVE_HIGH>;
101 };
102 };
103
104 ssc0: ssc@fffbc000 {
105 status = "okay";
106 pinctrl-0 = <&pinctrl_ssc0_tx>;
107 };
108
109 spi0: spi@fffc8000 {
110 cs-gpios = <0>, <&pioC 11 0>, <0>, <0>;
111 mtd_dataflash@1 {
112 compatible = "atmel,at45", "atmel,dataflash";
113 spi-max-frequency = <50000000>;
114 reg = <1>;
115 };
116 };
117
118 shdwc@fffffd10 {
119 atmel,wakeup-counter = <10>;
120 atmel,wakeup-rtt-timer;
121 };
122
123 rtc@fffffd20 {
124 atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
125 status = "okay";
126 };
127
128 watchdog@fffffd40 {
129 status = "okay";
130 };
131
132 gpbr: syscon@fffffd50 {
133 status = "okay";
134 };
135 };
136
137 ebi: ebi@10000000 {
138 status = "okay";
139
140 nand_controller: nand-controller {
141 status = "okay";
142 pinctrl-0 = <&pinctrl_nand_cs &pinctrl_nand_rb>;
143 pinctrl-names = "default";
144
145 nand@3 {
146 reg = <0x3 0x0 0x800000>;
147 rb-gpios = <&pioC 13 GPIO_ACTIVE_HIGH>;
148 cs-gpios = <&pioC 14 GPIO_ACTIVE_HIGH>;
149 nand-bus-width = <8>;
150 nand-ecc-mode = "soft";
151 nand-on-flash-bbt;
152 label = "atmel_nand";
153
154 partitions {
155 compatible = "fixed-partitions";
156 #address-cells = <1>;
157 #size-cells = <1>;
158
159 at91bootstrap@0 {
160 label = "at91bootstrap";
161 reg = <0x0 0x20000>;
162 };
163
164 barebox@20000 {
165 label = "barebox";
166 reg = <0x20000 0x40000>;
167 };
168
169 bareboxenv@60000 {
170 label = "bareboxenv";
171 reg = <0x60000 0x20000>;
172 };
173
174 bareboxenv2@80000 {
175 label = "bareboxenv2";
176 reg = <0x80000 0x20000>;
177 };
178
179 oftree@80000 {
180 label = "oftree";
181 reg = <0xa0000 0x20000>;
182 };
183
184 kernel@a0000 {
185 label = "kernel";
186 reg = <0xc0000 0x400000>;
187 };
188
189 rootfs@4a0000 {
190 label = "rootfs";
191 reg = <0x4c0000 0x7800000>;
192 };
193
194 data@7ca0000 {
195 label = "data";
196 reg = <0x7cc0000 0x8340000>;
197 };
198 };
199 };
200 };
201 };
202
203 usb0: ohci@500000 {
204 num-ports = <2>;
205 status = "okay";
206 };
207 };
208
209 i2c-gpio-0 {
210 status = "okay";
211
212 24c512@50 {
213 compatible = "atmel,24c512";
214 reg = <0x50>;
215 };
216
217 wm8731: wm8731@1b {
218 compatible = "wm8731";
219 reg = <0x1b>;
220 };
221 };
222
223 gpio_keys {
224 compatible = "gpio-keys";
225
226 btn3 {
227 label = "Button 3";
228 gpios = <&pioA 30 GPIO_ACTIVE_LOW>;
229 linux,code = <0x103>;
230 wakeup-source;
231 };
232
233 btn4 {
234 label = "Button 4";
235 gpios = <&pioA 31 GPIO_ACTIVE_LOW>;
236 linux,code = <0x104>;
237 wakeup-source;
238 };
239 };
240
241 sound {
242 compatible = "atmel,at91sam9g20ek-wm8731-audio";
243 pinctrl-names = "default";
244 pinctrl-0 = <&pinctrl_pck0_as_mck>;
245
246 atmel,model = "wm8731 @ AT91SAMG20EK";
247
248 atmel,audio-routing =
249 "Ext Spk", "LHPOUT",
250 "Int Mic", "MICIN";
251
252 atmel,ssc-controller = <&ssc0>;
253 atmel,audio-codec = <&wm8731>;
254 };
255};
1/*
2 * at91sam9g20ek_common.dtsi - Device Tree file for Atmel at91sam9g20ek board
3 *
4 * Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
5 *
6 * Licensed under GPLv2.
7 */
8#include "at91sam9g20.dtsi"
9
10/ {
11
12 chosen {
13 bootargs = "mem=64M root=/dev/mtdblock5 rw rootfstype=ubifs";
14 stdout-path = "serial0:115200n8";
15 };
16
17 memory {
18 reg = <0x20000000 0x4000000>;
19 };
20
21 clocks {
22 slow_xtal {
23 clock-frequency = <32768>;
24 };
25
26 main_xtal {
27 clock-frequency = <18432000>;
28 };
29 };
30
31 ahb {
32 apb {
33 pinctrl@fffff400 {
34 board {
35 pinctrl_pck0_as_mck: pck0_as_mck {
36 atmel,pins =
37 <AT91_PIOC 1 AT91_PERIPH_B AT91_PINCTRL_NONE>; /* PC1 periph B */
38 };
39
40 };
41
42 mmc0_slot1 {
43 pinctrl_board_mmc0_slot1: mmc0_slot1-board {
44 atmel,pins =
45 <AT91_PIOC 9 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PC9 gpio CD pin pull up and deglitch */
46 };
47 };
48 };
49
50 dbgu: serial@fffff200 {
51 status = "okay";
52 };
53
54 usart0: serial@fffb0000 {
55 pinctrl-0 =
56 <&pinctrl_usart0
57 &pinctrl_usart0_rts
58 &pinctrl_usart0_cts
59 &pinctrl_usart0_dtr_dsr
60 &pinctrl_usart0_dcd
61 &pinctrl_usart0_ri>;
62 status = "okay";
63 };
64
65 usart1: serial@fffb4000 {
66 status = "okay";
67 };
68
69 macb0: ethernet@fffc4000 {
70 phy-mode = "rmii";
71 status = "okay";
72 };
73
74 usb1: gadget@fffa4000 {
75 atmel,vbus-gpio = <&pioC 5 GPIO_ACTIVE_HIGH>;
76 status = "okay";
77 };
78
79 mmc0: mmc@fffa8000 {
80 pinctrl-0 = <
81 &pinctrl_board_mmc0_slot1
82 &pinctrl_mmc0_clk
83 &pinctrl_mmc0_slot1_cmd_dat0
84 &pinctrl_mmc0_slot1_dat1_3>;
85 status = "okay";
86 slot@1 {
87 reg = <1>;
88 bus-width = <4>;
89 cd-gpios = <&pioC 9 GPIO_ACTIVE_HIGH>;
90 };
91 };
92
93 ssc0: ssc@fffbc000 {
94 status = "okay";
95 pinctrl-0 = <&pinctrl_ssc0_tx>;
96 };
97
98 spi0: spi@fffc8000 {
99 cs-gpios = <0>, <&pioC 11 0>, <0>, <0>;
100 mtd_dataflash@0 {
101 compatible = "atmel,at45", "atmel,dataflash";
102 spi-max-frequency = <50000000>;
103 reg = <1>;
104 };
105 };
106
107 shdwc@fffffd10 {
108 atmel,wakeup-counter = <10>;
109 atmel,wakeup-rtt-timer;
110 };
111
112 rtc@fffffd20 {
113 atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
114 status = "okay";
115 };
116
117 watchdog@fffffd40 {
118 status = "okay";
119 };
120
121 gpbr: syscon@fffffd50 {
122 status = "okay";
123 };
124 };
125
126 nand0: nand@40000000 {
127 nand-bus-width = <8>;
128 nand-ecc-mode = "soft";
129 nand-on-flash-bbt;
130 status = "okay";
131
132 at91bootstrap@0 {
133 label = "at91bootstrap";
134 reg = <0x0 0x20000>;
135 };
136
137 barebox@20000 {
138 label = "barebox";
139 reg = <0x20000 0x40000>;
140 };
141
142 bareboxenv@60000 {
143 label = "bareboxenv";
144 reg = <0x60000 0x20000>;
145 };
146
147 bareboxenv2@80000 {
148 label = "bareboxenv2";
149 reg = <0x80000 0x20000>;
150 };
151
152 oftree@80000 {
153 label = "oftree";
154 reg = <0xa0000 0x20000>;
155 };
156
157 kernel@a0000 {
158 label = "kernel";
159 reg = <0xc0000 0x400000>;
160 };
161
162 rootfs@4a0000 {
163 label = "rootfs";
164 reg = <0x4c0000 0x7800000>;
165 };
166
167 data@7ca0000 {
168 label = "data";
169 reg = <0x7cc0000 0x8340000>;
170 };
171 };
172
173 usb0: ohci@500000 {
174 num-ports = <2>;
175 status = "okay";
176 };
177 };
178
179 i2c-gpio-0 {
180 status = "okay";
181
182 24c512@50 {
183 compatible = "24c512";
184 reg = <0x50>;
185 };
186
187 wm8731: wm8731@1b {
188 compatible = "wm8731";
189 reg = <0x1b>;
190 };
191 };
192
193 gpio_keys {
194 compatible = "gpio-keys";
195
196 btn3 {
197 label = "Button 3";
198 gpios = <&pioA 30 GPIO_ACTIVE_LOW>;
199 linux,code = <0x103>;
200 wakeup-source;
201 };
202
203 btn4 {
204 label = "Button 4";
205 gpios = <&pioA 31 GPIO_ACTIVE_LOW>;
206 linux,code = <0x104>;
207 wakeup-source;
208 };
209 };
210
211 sound {
212 compatible = "atmel,at91sam9g20ek-wm8731-audio";
213 pinctrl-names = "default";
214 pinctrl-0 = <&pinctrl_pck0_as_mck>;
215
216 atmel,model = "wm8731 @ AT91SAMG20EK";
217
218 atmel,audio-routing =
219 "Ext Spk", "LHPOUT",
220 "Int Mic", "MICIN";
221
222 atmel,ssc-controller = <&ssc0>;
223 atmel,audio-codec = <&wm8731>;
224 };
225};