ARM: sun6i: Enable the I2C muxing options
[firefly-linux-kernel-4.4.55.git] / arch / arm / boot / dts / sun6i-a31.dtsi
1 /*
2  * Copyright 2013 Maxime Ripard
3  *
4  * Maxime Ripard <maxime.ripard@free-electrons.com>
5  *
6  * The code contained herein is licensed under the GNU General Public
7  * License. You may obtain a copy of the GNU General Public License
8  * Version 2 or later at the following locations:
9  *
10  * http://www.opensource.org/licenses/gpl-license.html
11  * http://www.gnu.org/copyleft/gpl.html
12  */
13
14 /include/ "skeleton.dtsi"
15
16 / {
17         interrupt-parent = <&gic>;
18
19         aliases {
20                 serial0 = &uart0;
21                 serial1 = &uart1;
22                 serial2 = &uart2;
23                 serial3 = &uart3;
24                 serial4 = &uart4;
25                 serial5 = &uart5;
26         };
27
28
29         cpus {
30                 #address-cells = <1>;
31                 #size-cells = <0>;
32
33                 cpu@0 {
34                         compatible = "arm,cortex-a7";
35                         device_type = "cpu";
36                         reg = <0>;
37                 };
38
39                 cpu@1 {
40                         compatible = "arm,cortex-a7";
41                         device_type = "cpu";
42                         reg = <1>;
43                 };
44
45                 cpu@2 {
46                         compatible = "arm,cortex-a7";
47                         device_type = "cpu";
48                         reg = <2>;
49                 };
50
51                 cpu@3 {
52                         compatible = "arm,cortex-a7";
53                         device_type = "cpu";
54                         reg = <3>;
55                 };
56         };
57
58         memory {
59                 reg = <0x40000000 0x80000000>;
60         };
61
62         clocks {
63                 #address-cells = <1>;
64                 #size-cells = <1>;
65                 ranges;
66
67                 osc24M: osc24M {
68                         #clock-cells = <0>;
69                         compatible = "fixed-clock";
70                         clock-frequency = <24000000>;
71                 };
72
73                 osc32k: clk@0 {
74                         #clock-cells = <0>;
75                         compatible = "fixed-clock";
76                         clock-frequency = <32768>;
77                         clock-output-names = "osc32k";
78                 };
79
80                 pll1: clk@01c20000 {
81                         #clock-cells = <0>;
82                         compatible = "allwinner,sun6i-a31-pll1-clk";
83                         reg = <0x01c20000 0x4>;
84                         clocks = <&osc24M>;
85                         clock-output-names = "pll1";
86                 };
87
88                 pll6: clk@01c20028 {
89                         #clock-cells = <0>;
90                         compatible = "allwinner,sun6i-a31-pll6-clk";
91                         reg = <0x01c20028 0x4>;
92                         clocks = <&osc24M>;
93                         clock-output-names = "pll6";
94                 };
95
96                 cpu: cpu@01c20050 {
97                         #clock-cells = <0>;
98                         compatible = "allwinner,sun4i-a10-cpu-clk";
99                         reg = <0x01c20050 0x4>;
100
101                         /*
102                          * PLL1 is listed twice here.
103                          * While it looks suspicious, it's actually documented
104                          * that way both in the datasheet and in the code from
105                          * Allwinner.
106                          */
107                         clocks = <&osc32k>, <&osc24M>, <&pll1>, <&pll1>;
108                         clock-output-names = "cpu";
109                 };
110
111                 axi: axi@01c20050 {
112                         #clock-cells = <0>;
113                         compatible = "allwinner,sun4i-a10-axi-clk";
114                         reg = <0x01c20050 0x4>;
115                         clocks = <&cpu>;
116                         clock-output-names = "axi";
117                 };
118
119                 ahb1_mux: ahb1_mux@01c20054 {
120                         #clock-cells = <0>;
121                         compatible = "allwinner,sun6i-a31-ahb1-mux-clk";
122                         reg = <0x01c20054 0x4>;
123                         clocks = <&osc32k>, <&osc24M>, <&axi>, <&pll6>;
124                         clock-output-names = "ahb1_mux";
125                 };
126
127                 ahb1: ahb1@01c20054 {
128                         #clock-cells = <0>;
129                         compatible = "allwinner,sun4i-a10-ahb-clk";
130                         reg = <0x01c20054 0x4>;
131                         clocks = <&ahb1_mux>;
132                         clock-output-names = "ahb1";
133                 };
134
135                 ahb1_gates: clk@01c20060 {
136                         #clock-cells = <1>;
137                         compatible = "allwinner,sun6i-a31-ahb1-gates-clk";
138                         reg = <0x01c20060 0x8>;
139                         clocks = <&ahb1>;
140                         clock-output-names = "ahb1_mipidsi", "ahb1_ss",
141                                         "ahb1_dma", "ahb1_mmc0", "ahb1_mmc1",
142                                         "ahb1_mmc2", "ahb1_mmc3", "ahb1_nand1",
143                                         "ahb1_nand0", "ahb1_sdram",
144                                         "ahb1_gmac", "ahb1_ts", "ahb1_hstimer",
145                                         "ahb1_spi0", "ahb1_spi1", "ahb1_spi2",
146                                         "ahb1_spi3", "ahb1_otg", "ahb1_ehci0",
147                                         "ahb1_ehci1", "ahb1_ohci0",
148                                         "ahb1_ohci1", "ahb1_ohci2", "ahb1_ve",
149                                         "ahb1_lcd0", "ahb1_lcd1", "ahb1_csi",
150                                         "ahb1_hdmi", "ahb1_de0", "ahb1_de1",
151                                         "ahb1_fe0", "ahb1_fe1", "ahb1_mp",
152                                         "ahb1_gpu", "ahb1_deu0", "ahb1_deu1",
153                                         "ahb1_drc0", "ahb1_drc1";
154                 };
155
156                 apb1: apb1@01c20054 {
157                         #clock-cells = <0>;
158                         compatible = "allwinner,sun4i-a10-apb0-clk";
159                         reg = <0x01c20054 0x4>;
160                         clocks = <&ahb1>;
161                         clock-output-names = "apb1";
162                 };
163
164                 apb1_gates: clk@01c20068 {
165                         #clock-cells = <1>;
166                         compatible = "allwinner,sun6i-a31-apb1-gates-clk";
167                         reg = <0x01c20068 0x4>;
168                         clocks = <&apb1>;
169                         clock-output-names = "apb1_codec", "apb1_digital_mic",
170                                         "apb1_pio", "apb1_daudio0",
171                                         "apb1_daudio1";
172                 };
173
174                 apb2_mux: apb2_mux@01c20058 {
175                         #clock-cells = <0>;
176                         compatible = "allwinner,sun4i-a10-apb1-mux-clk";
177                         reg = <0x01c20058 0x4>;
178                         clocks = <&osc32k>, <&osc24M>, <&pll6>, <&pll6>;
179                         clock-output-names = "apb2_mux";
180                 };
181
182                 apb2: apb2@01c20058 {
183                         #clock-cells = <0>;
184                         compatible = "allwinner,sun6i-a31-apb2-div-clk";
185                         reg = <0x01c20058 0x4>;
186                         clocks = <&apb2_mux>;
187                         clock-output-names = "apb2";
188                 };
189
190                 apb2_gates: clk@01c2006c {
191                         #clock-cells = <1>;
192                         compatible = "allwinner,sun6i-a31-apb2-gates-clk";
193                         reg = <0x01c2006c 0x4>;
194                         clocks = <&apb2>;
195                         clock-output-names = "apb2_i2c0", "apb2_i2c1",
196                                         "apb2_i2c2", "apb2_i2c3", "apb2_uart0",
197                                         "apb2_uart1", "apb2_uart2", "apb2_uart3",
198                                         "apb2_uart4", "apb2_uart5";
199                 };
200
201                 spi0_clk: clk@01c200a0 {
202                         #clock-cells = <0>;
203                         compatible = "allwinner,sun4i-a10-mod0-clk";
204                         reg = <0x01c200a0 0x4>;
205                         clocks = <&osc24M>, <&pll6>;
206                         clock-output-names = "spi0";
207                 };
208
209                 spi1_clk: clk@01c200a4 {
210                         #clock-cells = <0>;
211                         compatible = "allwinner,sun4i-a10-mod0-clk";
212                         reg = <0x01c200a4 0x4>;
213                         clocks = <&osc24M>, <&pll6>;
214                         clock-output-names = "spi1";
215                 };
216
217                 spi2_clk: clk@01c200a8 {
218                         #clock-cells = <0>;
219                         compatible = "allwinner,sun4i-a10-mod0-clk";
220                         reg = <0x01c200a8 0x4>;
221                         clocks = <&osc24M>, <&pll6>;
222                         clock-output-names = "spi2";
223                 };
224
225                 spi3_clk: clk@01c200ac {
226                         #clock-cells = <0>;
227                         compatible = "allwinner,sun4i-a10-mod0-clk";
228                         reg = <0x01c200ac 0x4>;
229                         clocks = <&osc24M>, <&pll6>;
230                         clock-output-names = "spi3";
231                 };
232         };
233
234         soc@01c00000 {
235                 compatible = "simple-bus";
236                 #address-cells = <1>;
237                 #size-cells = <1>;
238                 ranges;
239
240                 pio: pinctrl@01c20800 {
241                         compatible = "allwinner,sun6i-a31-pinctrl";
242                         reg = <0x01c20800 0x400>;
243                         interrupts = <0 11 4>,
244                                      <0 15 4>,
245                                      <0 16 4>,
246                                      <0 17 4>;
247                         clocks = <&apb1_gates 5>;
248                         gpio-controller;
249                         interrupt-controller;
250                         #address-cells = <1>;
251                         #size-cells = <0>;
252                         #gpio-cells = <3>;
253
254                         uart0_pins_a: uart0@0 {
255                                 allwinner,pins = "PH20", "PH21";
256                                 allwinner,function = "uart0";
257                                 allwinner,drive = <0>;
258                                 allwinner,pull = <0>;
259                         };
260
261                         i2c0_pins_a: i2c0@0 {
262                                 allwinner,pins = "PH14", "PH15";
263                                 allwinner,function = "i2c0";
264                                 allwinner,drive = <0>;
265                                 allwinner,pull = <0>;
266                         };
267
268                         i2c1_pins_a: i2c1@0 {
269                                 allwinner,pins = "PH16", "PH17";
270                                 allwinner,function = "i2c1";
271                                 allwinner,drive = <0>;
272                                 allwinner,pull = <0>;
273                         };
274
275                         i2c2_pins_a: i2c2@0 {
276                                 allwinner,pins = "PH18", "PH19";
277                                 allwinner,function = "i2c2";
278                                 allwinner,drive = <0>;
279                                 allwinner,pull = <0>;
280                         };
281                 };
282
283                 ahb1_rst: reset@01c202c0 {
284                         #reset-cells = <1>;
285                         compatible = "allwinner,sun6i-a31-ahb1-reset";
286                         reg = <0x01c202c0 0xc>;
287                 };
288
289                 apb1_rst: reset@01c202d0 {
290                         #reset-cells = <1>;
291                         compatible = "allwinner,sun6i-a31-clock-reset";
292                         reg = <0x01c202d0 0x4>;
293                 };
294
295                 apb2_rst: reset@01c202d8 {
296                         #reset-cells = <1>;
297                         compatible = "allwinner,sun6i-a31-clock-reset";
298                         reg = <0x01c202d8 0x4>;
299                 };
300
301                 timer@01c20c00 {
302                         compatible = "allwinner,sun4i-timer";
303                         reg = <0x01c20c00 0xa0>;
304                         interrupts = <0 18 4>,
305                                      <0 19 4>,
306                                      <0 20 4>,
307                                      <0 21 4>,
308                                      <0 22 4>;
309                         clocks = <&osc24M>;
310                 };
311
312                 wdt1: watchdog@01c20ca0 {
313                         compatible = "allwinner,sun6i-wdt";
314                         reg = <0x01c20ca0 0x20>;
315                 };
316
317                 uart0: serial@01c28000 {
318                         compatible = "snps,dw-apb-uart";
319                         reg = <0x01c28000 0x400>;
320                         interrupts = <0 0 4>;
321                         reg-shift = <2>;
322                         reg-io-width = <4>;
323                         clocks = <&apb2_gates 16>;
324                         resets = <&apb2_rst 16>;
325                         status = "disabled";
326                 };
327
328                 uart1: serial@01c28400 {
329                         compatible = "snps,dw-apb-uart";
330                         reg = <0x01c28400 0x400>;
331                         interrupts = <0 1 4>;
332                         reg-shift = <2>;
333                         reg-io-width = <4>;
334                         clocks = <&apb2_gates 17>;
335                         resets = <&apb2_rst 17>;
336                         status = "disabled";
337                 };
338
339                 uart2: serial@01c28800 {
340                         compatible = "snps,dw-apb-uart";
341                         reg = <0x01c28800 0x400>;
342                         interrupts = <0 2 4>;
343                         reg-shift = <2>;
344                         reg-io-width = <4>;
345                         clocks = <&apb2_gates 18>;
346                         resets = <&apb2_rst 18>;
347                         status = "disabled";
348                 };
349
350                 uart3: serial@01c28c00 {
351                         compatible = "snps,dw-apb-uart";
352                         reg = <0x01c28c00 0x400>;
353                         interrupts = <0 3 4>;
354                         reg-shift = <2>;
355                         reg-io-width = <4>;
356                         clocks = <&apb2_gates 19>;
357                         resets = <&apb2_rst 19>;
358                         status = "disabled";
359                 };
360
361                 uart4: serial@01c29000 {
362                         compatible = "snps,dw-apb-uart";
363                         reg = <0x01c29000 0x400>;
364                         interrupts = <0 4 4>;
365                         reg-shift = <2>;
366                         reg-io-width = <4>;
367                         clocks = <&apb2_gates 20>;
368                         resets = <&apb2_rst 20>;
369                         status = "disabled";
370                 };
371
372                 uart5: serial@01c29400 {
373                         compatible = "snps,dw-apb-uart";
374                         reg = <0x01c29400 0x400>;
375                         interrupts = <0 5 4>;
376                         reg-shift = <2>;
377                         reg-io-width = <4>;
378                         clocks = <&apb2_gates 21>;
379                         resets = <&apb2_rst 21>;
380                         status = "disabled";
381                 };
382
383                 i2c0: i2c@01c2ac00 {
384                         compatible = "allwinner,sun6i-a31-i2c";
385                         reg = <0x01c2ac00 0x400>;
386                         interrupts = <0 6 4>;
387                         clocks = <&apb2_gates 0>;
388                         clock-frequency = <100000>;
389                         resets = <&apb2_rst 0>;
390                         status = "disabled";
391                 };
392
393                 i2c1: i2c@01c2b000 {
394                         compatible = "allwinner,sun6i-a31-i2c";
395                         reg = <0x01c2b000 0x400>;
396                         interrupts = <0 7 4>;
397                         clocks = <&apb2_gates 1>;
398                         clock-frequency = <100000>;
399                         resets = <&apb2_rst 1>;
400                         status = "disabled";
401                 };
402
403                 i2c2: i2c@01c2b400 {
404                         compatible = "allwinner,sun6i-a31-i2c";
405                         reg = <0x01c2b400 0x400>;
406                         interrupts = <0 8 4>;
407                         clocks = <&apb2_gates 2>;
408                         clock-frequency = <100000>;
409                         resets = <&apb2_rst 2>;
410                         status = "disabled";
411                 };
412
413                 i2c3: i2c@01c2b800 {
414                         compatible = "allwinner,sun6i-a31-i2c";
415                         reg = <0x01c2b800 0x400>;
416                         interrupts = <0 9 4>;
417                         clocks = <&apb2_gates 3>;
418                         clock-frequency = <100000>;
419                         resets = <&apb2_rst 3>;
420                         status = "disabled";
421                 };
422
423                 spi0: spi@01c68000 {
424                         compatible = "allwinner,sun6i-a31-spi";
425                         reg = <0x01c68000 0x1000>;
426                         interrupts = <0 65 4>;
427                         clocks = <&ahb1_gates 20>, <&spi0_clk>;
428                         clock-names = "ahb", "mod";
429                         resets = <&ahb1_rst 20>;
430                         status = "disabled";
431                 };
432
433                 spi1: spi@01c69000 {
434                         compatible = "allwinner,sun6i-a31-spi";
435                         reg = <0x01c69000 0x1000>;
436                         interrupts = <0 66 4>;
437                         clocks = <&ahb1_gates 21>, <&spi1_clk>;
438                         clock-names = "ahb", "mod";
439                         resets = <&ahb1_rst 21>;
440                         status = "disabled";
441                 };
442
443                 spi2: spi@01c6a000 {
444                         compatible = "allwinner,sun6i-a31-spi";
445                         reg = <0x01c6a000 0x1000>;
446                         interrupts = <0 67 4>;
447                         clocks = <&ahb1_gates 22>, <&spi2_clk>;
448                         clock-names = "ahb", "mod";
449                         resets = <&ahb1_rst 22>;
450                         status = "disabled";
451                 };
452
453                 spi3: spi@01c6b000 {
454                         compatible = "allwinner,sun6i-a31-spi";
455                         reg = <0x01c6b000 0x1000>;
456                         interrupts = <0 68 4>;
457                         clocks = <&ahb1_gates 23>, <&spi3_clk>;
458                         clock-names = "ahb", "mod";
459                         resets = <&ahb1_rst 23>;
460                         status = "disabled";
461                 };
462
463                 gic: interrupt-controller@01c81000 {
464                         compatible = "arm,cortex-a7-gic", "arm,cortex-a15-gic";
465                         reg = <0x01c81000 0x1000>,
466                               <0x01c82000 0x1000>,
467                               <0x01c84000 0x2000>,
468                               <0x01c86000 0x2000>;
469                         interrupt-controller;
470                         #interrupt-cells = <3>;
471                         interrupts = <1 9 0xf04>;
472                 };
473
474                 cpucfg@01f01c00 {
475                         compatible = "allwinner,sun6i-a31-cpuconfig";
476                         reg = <0x01f01c00 0x300>;
477                 };
478
479                 prcm@01f01c00 {
480                         compatible = "allwinner,sun6i-a31-prcm";
481                         reg = <0x01f01400 0x200>;
482                 };
483         };
484 };