ARM: at91: dts: add i2c dma support
[cascardo/linux.git] / arch / arm / boot / dts / at91sam9n12.dtsi
1 /*
2  * at91sam9n12.dtsi - Device Tree include file for AT91SAM9N12 SoC
3  *
4  *  Copyright (C) 2012 Atmel,
5  *                2012 Hong Xu <hong.xu@atmel.com>
6  *
7  * Licensed under GPLv2 or later.
8  */
9
10 /include/ "skeleton.dtsi"
11
12 / {
13         model = "Atmel AT91SAM9N12 SoC";
14         compatible = "atmel,at91sam9n12";
15         interrupt-parent = <&aic>;
16
17         aliases {
18                 serial0 = &dbgu;
19                 serial1 = &usart0;
20                 serial2 = &usart1;
21                 serial3 = &usart2;
22                 serial4 = &usart3;
23                 gpio0 = &pioA;
24                 gpio1 = &pioB;
25                 gpio2 = &pioC;
26                 gpio3 = &pioD;
27                 tcb0 = &tcb0;
28                 tcb1 = &tcb1;
29                 i2c0 = &i2c0;
30                 i2c1 = &i2c1;
31                 ssc0 = &ssc0;
32         };
33         cpus {
34                 cpu@0 {
35                         compatible = "arm,arm926ejs";
36                 };
37         };
38
39         memory {
40                 reg = <0x20000000 0x10000000>;
41         };
42
43         ahb {
44                 compatible = "simple-bus";
45                 #address-cells = <1>;
46                 #size-cells = <1>;
47                 ranges;
48
49                 apb {
50                         compatible = "simple-bus";
51                         #address-cells = <1>;
52                         #size-cells = <1>;
53                         ranges;
54
55                         aic: interrupt-controller@fffff000 {
56                                 #interrupt-cells = <3>;
57                                 compatible = "atmel,at91rm9200-aic";
58                                 interrupt-controller;
59                                 reg = <0xfffff000 0x200>;
60                         };
61
62                         ramc0: ramc@ffffe800 {
63                                 compatible = "atmel,at91sam9g45-ddramc";
64                                 reg = <0xffffe800 0x200>;
65                         };
66
67                         pmc: pmc@fffffc00 {
68                                 compatible = "atmel,at91rm9200-pmc";
69                                 reg = <0xfffffc00 0x100>;
70                         };
71
72                         rstc@fffffe00 {
73                                 compatible = "atmel,at91sam9g45-rstc";
74                                 reg = <0xfffffe00 0x10>;
75                         };
76
77                         pit: timer@fffffe30 {
78                                 compatible = "atmel,at91sam9260-pit";
79                                 reg = <0xfffffe30 0xf>;
80                                 interrupts = <1 4 7>;
81                         };
82
83                         shdwc@fffffe10 {
84                                 compatible = "atmel,at91sam9x5-shdwc";
85                                 reg = <0xfffffe10 0x10>;
86                         };
87
88                         mmc0: mmc@f0008000 {
89                                 compatible = "atmel,hsmci";
90                                 reg = <0xf0008000 0x600>;
91                                 interrupts = <12 4 0>;
92                                 #address-cells = <1>;
93                                 #size-cells = <0>;
94                                 status = "disabled";
95                         };
96
97                         tcb0: timer@f8008000 {
98                                 compatible = "atmel,at91sam9x5-tcb";
99                                 reg = <0xf8008000 0x100>;
100                                 interrupts = <17 4 0>;
101                         };
102
103                         tcb1: timer@f800c000 {
104                                 compatible = "atmel,at91sam9x5-tcb";
105                                 reg = <0xf800c000 0x100>;
106                                 interrupts = <17 4 0>;
107                         };
108
109                         dma: dma-controller@ffffec00 {
110                                 compatible = "atmel,at91sam9g45-dma";
111                                 reg = <0xffffec00 0x200>;
112                                 interrupts = <20 4 0>;
113                                 #dma-cells = <2>;
114                         };
115
116                         pinctrl@fffff400 {
117                                 #address-cells = <1>;
118                                 #size-cells = <1>;
119                                 compatible = "atmel,at91sam9x5-pinctrl", "atmel,at91rm9200-pinctrl", "simple-bus";
120                                 ranges = <0xfffff400 0xfffff400 0x800>;
121
122                                 atmel,mux-mask = <
123                                       /*    A         B          C     */
124                                        0xffffffff 0xffe07983 0x00000000  /* pioA */
125                                        0x00040000 0x00047e0f 0x00000000  /* pioB */
126                                        0xfdffffff 0x07c00000 0xb83fffff  /* pioC */
127                                        0x003fffff 0x003f8000 0x00000000  /* pioD */
128                                       >;
129
130                                 /* shared pinctrl settings */
131                                 dbgu {
132                                         pinctrl_dbgu: dbgu-0 {
133                                                 atmel,pins =
134                                                         <0 9 0x1 0x0    /* PA9 periph A */
135                                                          0 10 0x1 0x1>; /* PA10 periph with pullup */
136                                         };
137                                 };
138
139                                 usart0 {
140                                         pinctrl_usart0: usart0-0 {
141                                                 atmel,pins =
142                                                         <0 1 0x1 0x1    /* PA1 periph A with pullup */
143                                                          0 0 0x1 0x0>;  /* PA0 periph A */
144                                         };
145
146                                         pinctrl_usart0_rts: usart0_rts-0 {
147                                                 atmel,pins =
148                                                         <0 2 0x1 0x0>;  /* PA2 periph A */
149                                         };
150
151                                         pinctrl_usart0_cts: usart0_cts-0 {
152                                                 atmel,pins =
153                                                         <0 3 0x1 0x0>;  /* PA3 periph A */
154                                         };
155                                 };
156
157                                 usart1 {
158                                         pinctrl_usart1: usart1-0 {
159                                                 atmel,pins =
160                                                         <0 6 0x1 0x1    /* PA6 periph A with pullup */
161                                                          0 5 0x1 0x0>;  /* PA5 periph A */
162                                         };
163                                 };
164
165                                 usart2 {
166                                         pinctrl_usart2: usart2-0 {
167                                                 atmel,pins =
168                                                         <0 8 0x1 0x1    /* PA8 periph A with pullup */
169                                                          0 7 0x1 0x0>;  /* PA7 periph A */
170                                         };
171
172                                         pinctrl_usart2_rts: usart2_rts-0 {
173                                                 atmel,pins =
174                                                         <1 0 0x2 0x0>;  /* PB0 periph B */
175                                         };
176
177                                         pinctrl_usart2_cts: usart2_cts-0 {
178                                                 atmel,pins =
179                                                         <1 1 0x2 0x0>;  /* PB1 periph B */
180                                         };
181                                 };
182
183                                 usart3 {
184                                         pinctrl_usart3: usart3-0 {
185                                                 atmel,pins =
186                                                         <2 23 0x2 0x1   /* PC23 periph B with pullup */
187                                                          2 22 0x2 0x0>; /* PC22 periph B */
188                                         };
189
190                                         pinctrl_usart3_rts: usart3_rts-0 {
191                                                 atmel,pins =
192                                                         <2 24 0x2 0x0>; /* PC24 periph B */
193                                         };
194
195                                         pinctrl_usart3_cts: usart3_cts-0 {
196                                                 atmel,pins =
197                                                         <2 25 0x2 0x0>; /* PC25 periph B */
198                                         };
199                                 };
200
201                                 uart0 {
202                                         pinctrl_uart0: uart0-0 {
203                                                 atmel,pins =
204                                                         <2 9 0x3 0x1    /* PC9 periph C with pullup */
205                                                          2 8 0x3 0x0>;  /* PC8 periph C */
206                                         };
207                                 };
208
209                                 uart1 {
210                                         pinctrl_uart1: uart1-0 {
211                                                 atmel,pins =
212                                                         <2 16 0x3 0x1   /* PC17 periph C with pullup */
213                                                          2 17 0x3 0x0>; /* PC16 periph C */
214                                         };
215                                 };
216
217                                 nand {
218                                         pinctrl_nand: nand-0 {
219                                                 atmel,pins =
220                                                         <3 5 0x0 0x1    /* PD5 gpio RDY pin pull_up*/
221                                                          3 4 0x0 0x1>;  /* PD4 gpio enable pin pull_up */
222                                         };
223                                 };
224
225                                 mmc0 {
226                                         pinctrl_mmc0_slot0_clk_cmd_dat0: mmc0_slot0_clk_cmd_dat0-0 {
227                                                 atmel,pins =
228                                                         <0 17 0x1 0x0   /* PA17 periph A */
229                                                          0 16 0x1 0x1   /* PA16 periph A with pullup */
230                                                          0 15 0x1 0x1>; /* PA15 periph A with pullup */
231                                         };
232
233                                         pinctrl_mmc0_slot0_dat1_3: mmc0_slot0_dat1_3-0 {
234                                                 atmel,pins =
235                                                         <0 18 0x1 0x1   /* PA18 periph A with pullup */
236                                                          0 19 0x1 0x1   /* PA19 periph A with pullup */
237                                                          0 20 0x1 0x1>; /* PA20 periph A with pullup */
238                                         };
239
240                                         pinctrl_mmc0_slot0_dat4_7: mmc0_slot0_dat4_7-0 {
241                                                 atmel,pins =
242                                                         <0 11 0x2 0x1   /* PA11 periph B with pullup */
243                                                          0 12 0x2 0x1   /* PA12 periph B with pullup */
244                                                          0 13 0x2 0x1   /* PA13 periph B with pullup */
245                                                          0 14 0x2 0x1>; /* PA14 periph B with pullup */
246                                         };
247                                 };
248
249                                 ssc0 {
250                                         pinctrl_ssc0_tx: ssc0_tx-0 {
251                                                 atmel,pins =
252                                                         <0 24 0x2 0x0   /* PA24 periph B */
253                                                          0 25 0x2 0x0   /* PA25 periph B */
254                                                          0 26 0x2 0x0>; /* PA26 periph B */
255                                         };
256
257                                         pinctrl_ssc0_rx: ssc0_rx-0 {
258                                                 atmel,pins =
259                                                         <0 27 0x2 0x0   /* PA27 periph B */
260                                                          0 28 0x2 0x0   /* PA28 periph B */
261                                                          0 29 0x2 0x0>; /* PA29 periph B */
262                                         };
263                                 };
264
265                                 pioA: gpio@fffff400 {
266                                         compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio";
267                                         reg = <0xfffff400 0x200>;
268                                         interrupts = <2 4 1>;
269                                         #gpio-cells = <2>;
270                                         gpio-controller;
271                                         interrupt-controller;
272                                         #interrupt-cells = <2>;
273                                 };
274
275                                 pioB: gpio@fffff600 {
276                                         compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio";
277                                         reg = <0xfffff600 0x200>;
278                                         interrupts = <2 4 1>;
279                                         #gpio-cells = <2>;
280                                         gpio-controller;
281                                         interrupt-controller;
282                                         #interrupt-cells = <2>;
283                                 };
284
285                                 pioC: gpio@fffff800 {
286                                         compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio";
287                                         reg = <0xfffff800 0x200>;
288                                         interrupts = <3 4 1>;
289                                         #gpio-cells = <2>;
290                                         gpio-controller;
291                                         interrupt-controller;
292                                         #interrupt-cells = <2>;
293                                 };
294
295                                 pioD: gpio@fffffa00 {
296                                         compatible = "atmel,at91sam9x5-gpio", "atmel,at91rm9200-gpio";
297                                         reg = <0xfffffa00 0x200>;
298                                         interrupts = <3 4 1>;
299                                         #gpio-cells = <2>;
300                                         gpio-controller;
301                                         interrupt-controller;
302                                         #interrupt-cells = <2>;
303                                 };
304                         };
305
306                         dbgu: serial@fffff200 {
307                                 compatible = "atmel,at91sam9260-usart";
308                                 reg = <0xfffff200 0x200>;
309                                 interrupts = <1 4 7>;
310                                 pinctrl-names = "default";
311                                 pinctrl-0 = <&pinctrl_dbgu>;
312                                 status = "disabled";
313                         };
314
315                         ssc0: ssc@f0010000 {
316                                 compatible = "atmel,at91sam9g45-ssc";
317                                 reg = <0xf0010000 0x4000>;
318                                 interrupts = <28 4 5>;
319                                 pinctrl-names = "default";
320                                 pinctrl-0 = <&pinctrl_ssc0_tx &pinctrl_ssc0_rx>;
321                                 status = "disabled";
322                         };
323
324                         usart0: serial@f801c000 {
325                                 compatible = "atmel,at91sam9260-usart";
326                                 reg = <0xf801c000 0x4000>;
327                                 interrupts = <5 4 5>;
328                                 pinctrl-names = "default";
329                                 pinctrl-0 = <&pinctrl_usart0>;
330                                 status = "disabled";
331                         };
332
333                         usart1: serial@f8020000 {
334                                 compatible = "atmel,at91sam9260-usart";
335                                 reg = <0xf8020000 0x4000>;
336                                 interrupts = <6 4 5>;
337                                 pinctrl-names = "default";
338                                 pinctrl-0 = <&pinctrl_usart1>;
339                                 status = "disabled";
340                         };
341
342                         usart2: serial@f8024000 {
343                                 compatible = "atmel,at91sam9260-usart";
344                                 reg = <0xf8024000 0x4000>;
345                                 interrupts = <7 4 5>;
346                                 pinctrl-names = "default";
347                                 pinctrl-0 = <&pinctrl_usart2>;
348                                 status = "disabled";
349                         };
350
351                         usart3: serial@f8028000 {
352                                 compatible = "atmel,at91sam9260-usart";
353                                 reg = <0xf8028000 0x4000>;
354                                 interrupts = <8 4 5>;
355                                 pinctrl-names = "default";
356                                 pinctrl-0 = <&pinctrl_usart3>;
357                                 status = "disabled";
358                         };
359
360                         i2c0: i2c@f8010000 {
361                                 compatible = "atmel,at91sam9x5-i2c";
362                                 reg = <0xf8010000 0x100>;
363                                 interrupts = <9 4 6>;
364                                 dmas = <&dma 1 13>,
365                                        <&dma 1 14>;
366                                 dma-names = "tx", "rx";
367                                 #address-cells = <1>;
368                                 #size-cells = <0>;
369                                 status = "disabled";
370                         };
371
372                         i2c1: i2c@f8014000 {
373                                 compatible = "atmel,at91sam9x5-i2c";
374                                 reg = <0xf8014000 0x100>;
375                                 interrupts = <10 4 6>;
376                                 dmas = <&dma 1 15>,
377                                        <&dma 1 16>;
378                                 dma-names = "tx", "rx";
379                                 #address-cells = <1>;
380                                 #size-cells = <0>;
381                                 status = "disabled";
382                         };
383                 };
384
385                 nand0: nand@40000000 {
386                         compatible = "atmel,at91rm9200-nand";
387                         #address-cells = <1>;
388                         #size-cells = <1>;
389                         reg = < 0x40000000 0x10000000
390                                 0xffffe000 0x00000600
391                                 0xffffe600 0x00000200
392                                 0x00108000 0x00018000
393                                >;
394                         atmel,pmecc-lookup-table-offset = <0x0 0x8000>;
395                         atmel,nand-addr-offset = <21>;
396                         atmel,nand-cmd-offset = <22>;
397                         pinctrl-names = "default";
398                         pinctrl-0 = <&pinctrl_nand>;
399                         gpios = <&pioD 5 0
400                                  &pioD 4 0
401                                  0
402                                 >;
403                         status = "disabled";
404                 };
405
406                 usb0: ohci@00500000 {
407                         compatible = "atmel,at91rm9200-ohci", "usb-ohci";
408                         reg = <0x00500000 0x00100000>;
409                         interrupts = <22 4 2>;
410                         status = "disabled";
411                 };
412         };
413
414         i2c@0 {
415                 compatible = "i2c-gpio";
416                 gpios = <&pioA 30 0 /* sda */
417                          &pioA 31 0 /* scl */
418                         >;
419                 i2c-gpio,sda-open-drain;
420                 i2c-gpio,scl-open-drain;
421                 i2c-gpio,delay-us = <2>;        /* ~100 kHz */
422                 #address-cells = <1>;
423                 #size-cells = <0>;
424                 status = "disabled";
425         };
426 };