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pinctrl-imx28.c
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1 /*
2  * Copyright 2012 Freescale Semiconductor, Inc.
3  *
4  * The code contained herein is licensed under the GNU General Public
5  * License. You may obtain a copy of the GNU General Public License
6  * Version 2 or later at the following locations:
7  *
8  * http://www.opensource.org/licenses/gpl-license.html
9  * http://www.gnu.org/copyleft/gpl.html
10  */
11 
12 #include <linux/init.h>
13 #include <linux/module.h>
14 #include <linux/of_device.h>
15 #include <linux/pinctrl/pinctrl.h>
16 #include "pinctrl-mxs.h"
17 
18 enum imx28_pin_enum {
19  GPMI_D00 = PINID(0, 0),
20  GPMI_D01 = PINID(0, 1),
21  GPMI_D02 = PINID(0, 2),
22  GPMI_D03 = PINID(0, 3),
23  GPMI_D04 = PINID(0, 4),
24  GPMI_D05 = PINID(0, 5),
25  GPMI_D06 = PINID(0, 6),
26  GPMI_D07 = PINID(0, 7),
27  GPMI_CE0N = PINID(0, 16),
28  GPMI_CE1N = PINID(0, 17),
29  GPMI_CE2N = PINID(0, 18),
30  GPMI_CE3N = PINID(0, 19),
31  GPMI_RDY0 = PINID(0, 20),
32  GPMI_RDY1 = PINID(0, 21),
33  GPMI_RDY2 = PINID(0, 22),
34  GPMI_RDY3 = PINID(0, 23),
35  GPMI_RDN = PINID(0, 24),
36  GPMI_WRN = PINID(0, 25),
37  GPMI_ALE = PINID(0, 26),
38  GPMI_CLE = PINID(0, 27),
39  GPMI_RESETN = PINID(0, 28),
40  LCD_D00 = PINID(1, 0),
41  LCD_D01 = PINID(1, 1),
42  LCD_D02 = PINID(1, 2),
43  LCD_D03 = PINID(1, 3),
44  LCD_D04 = PINID(1, 4),
45  LCD_D05 = PINID(1, 5),
46  LCD_D06 = PINID(1, 6),
47  LCD_D07 = PINID(1, 7),
48  LCD_D08 = PINID(1, 8),
49  LCD_D09 = PINID(1, 9),
50  LCD_D10 = PINID(1, 10),
51  LCD_D11 = PINID(1, 11),
52  LCD_D12 = PINID(1, 12),
53  LCD_D13 = PINID(1, 13),
54  LCD_D14 = PINID(1, 14),
55  LCD_D15 = PINID(1, 15),
56  LCD_D16 = PINID(1, 16),
57  LCD_D17 = PINID(1, 17),
58  LCD_D18 = PINID(1, 18),
59  LCD_D19 = PINID(1, 19),
60  LCD_D20 = PINID(1, 20),
61  LCD_D21 = PINID(1, 21),
62  LCD_D22 = PINID(1, 22),
63  LCD_D23 = PINID(1, 23),
64  LCD_RD_E = PINID(1, 24),
65  LCD_WR_RWN = PINID(1, 25),
66  LCD_RS = PINID(1, 26),
67  LCD_CS = PINID(1, 27),
68  LCD_VSYNC = PINID(1, 28),
69  LCD_HSYNC = PINID(1, 29),
70  LCD_DOTCLK = PINID(1, 30),
71  LCD_ENABLE = PINID(1, 31),
72  SSP0_DATA0 = PINID(2, 0),
73  SSP0_DATA1 = PINID(2, 1),
74  SSP0_DATA2 = PINID(2, 2),
75  SSP0_DATA3 = PINID(2, 3),
76  SSP0_DATA4 = PINID(2, 4),
77  SSP0_DATA5 = PINID(2, 5),
78  SSP0_DATA6 = PINID(2, 6),
79  SSP0_DATA7 = PINID(2, 7),
80  SSP0_CMD = PINID(2, 8),
81  SSP0_DETECT = PINID(2, 9),
82  SSP0_SCK = PINID(2, 10),
83  SSP1_SCK = PINID(2, 12),
84  SSP1_CMD = PINID(2, 13),
85  SSP1_DATA0 = PINID(2, 14),
86  SSP1_DATA3 = PINID(2, 15),
87  SSP2_SCK = PINID(2, 16),
88  SSP2_MOSI = PINID(2, 17),
89  SSP2_MISO = PINID(2, 18),
90  SSP2_SS0 = PINID(2, 19),
91  SSP2_SS1 = PINID(2, 20),
92  SSP2_SS2 = PINID(2, 21),
93  SSP3_SCK = PINID(2, 24),
94  SSP3_MOSI = PINID(2, 25),
95  SSP3_MISO = PINID(2, 26),
96  SSP3_SS0 = PINID(2, 27),
97  AUART0_RX = PINID(3, 0),
98  AUART0_TX = PINID(3, 1),
99  AUART0_CTS = PINID(3, 2),
100  AUART0_RTS = PINID(3, 3),
101  AUART1_RX = PINID(3, 4),
102  AUART1_TX = PINID(3, 5),
103  AUART1_CTS = PINID(3, 6),
104  AUART1_RTS = PINID(3, 7),
105  AUART2_RX = PINID(3, 8),
106  AUART2_TX = PINID(3, 9),
107  AUART2_CTS = PINID(3, 10),
108  AUART2_RTS = PINID(3, 11),
109  AUART3_RX = PINID(3, 12),
110  AUART3_TX = PINID(3, 13),
111  AUART3_CTS = PINID(3, 14),
112  AUART3_RTS = PINID(3, 15),
113  PWM0 = PINID(3, 16),
114  PWM1 = PINID(3, 17),
115  PWM2 = PINID(3, 18),
116  SAIF0_MCLK = PINID(3, 20),
117  SAIF0_LRCLK = PINID(3, 21),
118  SAIF0_BITCLK = PINID(3, 22),
119  SAIF0_SDATA0 = PINID(3, 23),
120  I2C0_SCL = PINID(3, 24),
121  I2C0_SDA = PINID(3, 25),
122  SAIF1_SDATA0 = PINID(3, 26),
123  SPDIF = PINID(3, 27),
124  PWM3 = PINID(3, 28),
125  PWM4 = PINID(3, 29),
126  LCD_RESET = PINID(3, 30),
127  ENET0_MDC = PINID(4, 0),
128  ENET0_MDIO = PINID(4, 1),
129  ENET0_RX_EN = PINID(4, 2),
130  ENET0_RXD0 = PINID(4, 3),
131  ENET0_RXD1 = PINID(4, 4),
132  ENET0_TX_CLK = PINID(4, 5),
133  ENET0_TX_EN = PINID(4, 6),
134  ENET0_TXD0 = PINID(4, 7),
135  ENET0_TXD1 = PINID(4, 8),
136  ENET0_RXD2 = PINID(4, 9),
137  ENET0_RXD3 = PINID(4, 10),
138  ENET0_TXD2 = PINID(4, 11),
139  ENET0_TXD3 = PINID(4, 12),
140  ENET0_RX_CLK = PINID(4, 13),
141  ENET0_COL = PINID(4, 14),
142  ENET0_CRS = PINID(4, 15),
143  ENET_CLK = PINID(4, 16),
144  JTAG_RTCK = PINID(4, 20),
145  EMI_D00 = PINID(5, 0),
146  EMI_D01 = PINID(5, 1),
147  EMI_D02 = PINID(5, 2),
148  EMI_D03 = PINID(5, 3),
149  EMI_D04 = PINID(5, 4),
150  EMI_D05 = PINID(5, 5),
151  EMI_D06 = PINID(5, 6),
152  EMI_D07 = PINID(5, 7),
153  EMI_D08 = PINID(5, 8),
154  EMI_D09 = PINID(5, 9),
155  EMI_D10 = PINID(5, 10),
156  EMI_D11 = PINID(5, 11),
157  EMI_D12 = PINID(5, 12),
158  EMI_D13 = PINID(5, 13),
159  EMI_D14 = PINID(5, 14),
160  EMI_D15 = PINID(5, 15),
161  EMI_ODT0 = PINID(5, 16),
162  EMI_DQM0 = PINID(5, 17),
163  EMI_ODT1 = PINID(5, 18),
164  EMI_DQM1 = PINID(5, 19),
165  EMI_DDR_OPEN_FB = PINID(5, 20),
166  EMI_CLK = PINID(5, 21),
167  EMI_DQS0 = PINID(5, 22),
168  EMI_DQS1 = PINID(5, 23),
169  EMI_DDR_OPEN = PINID(5, 26),
170  EMI_A00 = PINID(6, 0),
171  EMI_A01 = PINID(6, 1),
172  EMI_A02 = PINID(6, 2),
173  EMI_A03 = PINID(6, 3),
174  EMI_A04 = PINID(6, 4),
175  EMI_A05 = PINID(6, 5),
176  EMI_A06 = PINID(6, 6),
177  EMI_A07 = PINID(6, 7),
178  EMI_A08 = PINID(6, 8),
179  EMI_A09 = PINID(6, 9),
180  EMI_A10 = PINID(6, 10),
181  EMI_A11 = PINID(6, 11),
182  EMI_A12 = PINID(6, 12),
183  EMI_A13 = PINID(6, 13),
184  EMI_A14 = PINID(6, 14),
185  EMI_BA0 = PINID(6, 16),
186  EMI_BA1 = PINID(6, 17),
187  EMI_BA2 = PINID(6, 18),
188  EMI_CASN = PINID(6, 19),
189  EMI_RASN = PINID(6, 20),
190  EMI_WEN = PINID(6, 21),
191  EMI_CE0N = PINID(6, 22),
192  EMI_CE1N = PINID(6, 23),
193  EMI_CKE = PINID(6, 24),
194 };
195 
196 static const struct pinctrl_pin_desc imx28_pins[] = {
197  MXS_PINCTRL_PIN(GPMI_D00),
198  MXS_PINCTRL_PIN(GPMI_D01),
199  MXS_PINCTRL_PIN(GPMI_D02),
200  MXS_PINCTRL_PIN(GPMI_D03),
201  MXS_PINCTRL_PIN(GPMI_D04),
202  MXS_PINCTRL_PIN(GPMI_D05),
203  MXS_PINCTRL_PIN(GPMI_D06),
204  MXS_PINCTRL_PIN(GPMI_D07),
205  MXS_PINCTRL_PIN(GPMI_CE0N),
206  MXS_PINCTRL_PIN(GPMI_CE1N),
207  MXS_PINCTRL_PIN(GPMI_CE2N),
208  MXS_PINCTRL_PIN(GPMI_CE3N),
209  MXS_PINCTRL_PIN(GPMI_RDY0),
210  MXS_PINCTRL_PIN(GPMI_RDY1),
211  MXS_PINCTRL_PIN(GPMI_RDY2),
212  MXS_PINCTRL_PIN(GPMI_RDY3),
213  MXS_PINCTRL_PIN(GPMI_RDN),
214  MXS_PINCTRL_PIN(GPMI_WRN),
215  MXS_PINCTRL_PIN(GPMI_ALE),
216  MXS_PINCTRL_PIN(GPMI_CLE),
217  MXS_PINCTRL_PIN(GPMI_RESETN),
218  MXS_PINCTRL_PIN(LCD_D00),
219  MXS_PINCTRL_PIN(LCD_D01),
220  MXS_PINCTRL_PIN(LCD_D02),
221  MXS_PINCTRL_PIN(LCD_D03),
222  MXS_PINCTRL_PIN(LCD_D04),
223  MXS_PINCTRL_PIN(LCD_D05),
224  MXS_PINCTRL_PIN(LCD_D06),
225  MXS_PINCTRL_PIN(LCD_D07),
226  MXS_PINCTRL_PIN(LCD_D08),
227  MXS_PINCTRL_PIN(LCD_D09),
228  MXS_PINCTRL_PIN(LCD_D10),
229  MXS_PINCTRL_PIN(LCD_D11),
230  MXS_PINCTRL_PIN(LCD_D12),
231  MXS_PINCTRL_PIN(LCD_D13),
232  MXS_PINCTRL_PIN(LCD_D14),
233  MXS_PINCTRL_PIN(LCD_D15),
234  MXS_PINCTRL_PIN(LCD_D16),
235  MXS_PINCTRL_PIN(LCD_D17),
236  MXS_PINCTRL_PIN(LCD_D18),
237  MXS_PINCTRL_PIN(LCD_D19),
238  MXS_PINCTRL_PIN(LCD_D20),
239  MXS_PINCTRL_PIN(LCD_D21),
240  MXS_PINCTRL_PIN(LCD_D22),
241  MXS_PINCTRL_PIN(LCD_D23),
242  MXS_PINCTRL_PIN(LCD_RD_E),
243  MXS_PINCTRL_PIN(LCD_WR_RWN),
244  MXS_PINCTRL_PIN(LCD_RS),
245  MXS_PINCTRL_PIN(LCD_CS),
246  MXS_PINCTRL_PIN(LCD_VSYNC),
247  MXS_PINCTRL_PIN(LCD_HSYNC),
248  MXS_PINCTRL_PIN(LCD_DOTCLK),
249  MXS_PINCTRL_PIN(LCD_ENABLE),
250  MXS_PINCTRL_PIN(SSP0_DATA0),
251  MXS_PINCTRL_PIN(SSP0_DATA1),
252  MXS_PINCTRL_PIN(SSP0_DATA2),
253  MXS_PINCTRL_PIN(SSP0_DATA3),
254  MXS_PINCTRL_PIN(SSP0_DATA4),
255  MXS_PINCTRL_PIN(SSP0_DATA5),
256  MXS_PINCTRL_PIN(SSP0_DATA6),
257  MXS_PINCTRL_PIN(SSP0_DATA7),
258  MXS_PINCTRL_PIN(SSP0_CMD),
259  MXS_PINCTRL_PIN(SSP0_DETECT),
260  MXS_PINCTRL_PIN(SSP0_SCK),
261  MXS_PINCTRL_PIN(SSP1_SCK),
262  MXS_PINCTRL_PIN(SSP1_CMD),
263  MXS_PINCTRL_PIN(SSP1_DATA0),
264  MXS_PINCTRL_PIN(SSP1_DATA3),
265  MXS_PINCTRL_PIN(SSP2_SCK),
266  MXS_PINCTRL_PIN(SSP2_MOSI),
267  MXS_PINCTRL_PIN(SSP2_MISO),
268  MXS_PINCTRL_PIN(SSP2_SS0),
269  MXS_PINCTRL_PIN(SSP2_SS1),
270  MXS_PINCTRL_PIN(SSP2_SS2),
271  MXS_PINCTRL_PIN(SSP3_SCK),
272  MXS_PINCTRL_PIN(SSP3_MOSI),
273  MXS_PINCTRL_PIN(SSP3_MISO),
274  MXS_PINCTRL_PIN(SSP3_SS0),
275  MXS_PINCTRL_PIN(AUART0_RX),
276  MXS_PINCTRL_PIN(AUART0_TX),
277  MXS_PINCTRL_PIN(AUART0_CTS),
278  MXS_PINCTRL_PIN(AUART0_RTS),
279  MXS_PINCTRL_PIN(AUART1_RX),
280  MXS_PINCTRL_PIN(AUART1_TX),
281  MXS_PINCTRL_PIN(AUART1_CTS),
282  MXS_PINCTRL_PIN(AUART1_RTS),
283  MXS_PINCTRL_PIN(AUART2_RX),
284  MXS_PINCTRL_PIN(AUART2_TX),
285  MXS_PINCTRL_PIN(AUART2_CTS),
286  MXS_PINCTRL_PIN(AUART2_RTS),
287  MXS_PINCTRL_PIN(AUART3_RX),
288  MXS_PINCTRL_PIN(AUART3_TX),
289  MXS_PINCTRL_PIN(AUART3_CTS),
290  MXS_PINCTRL_PIN(AUART3_RTS),
291  MXS_PINCTRL_PIN(PWM0),
292  MXS_PINCTRL_PIN(PWM1),
293  MXS_PINCTRL_PIN(PWM2),
294  MXS_PINCTRL_PIN(SAIF0_MCLK),
295  MXS_PINCTRL_PIN(SAIF0_LRCLK),
296  MXS_PINCTRL_PIN(SAIF0_BITCLK),
297  MXS_PINCTRL_PIN(SAIF0_SDATA0),
298  MXS_PINCTRL_PIN(I2C0_SCL),
299  MXS_PINCTRL_PIN(I2C0_SDA),
300  MXS_PINCTRL_PIN(SAIF1_SDATA0),
301  MXS_PINCTRL_PIN(SPDIF),
302  MXS_PINCTRL_PIN(PWM3),
303  MXS_PINCTRL_PIN(PWM4),
304  MXS_PINCTRL_PIN(LCD_RESET),
305  MXS_PINCTRL_PIN(ENET0_MDC),
306  MXS_PINCTRL_PIN(ENET0_MDIO),
307  MXS_PINCTRL_PIN(ENET0_RX_EN),
308  MXS_PINCTRL_PIN(ENET0_RXD0),
309  MXS_PINCTRL_PIN(ENET0_RXD1),
310  MXS_PINCTRL_PIN(ENET0_TX_CLK),
311  MXS_PINCTRL_PIN(ENET0_TX_EN),
312  MXS_PINCTRL_PIN(ENET0_TXD0),
313  MXS_PINCTRL_PIN(ENET0_TXD1),
314  MXS_PINCTRL_PIN(ENET0_RXD2),
315  MXS_PINCTRL_PIN(ENET0_RXD3),
316  MXS_PINCTRL_PIN(ENET0_TXD2),
317  MXS_PINCTRL_PIN(ENET0_TXD3),
318  MXS_PINCTRL_PIN(ENET0_RX_CLK),
319  MXS_PINCTRL_PIN(ENET0_COL),
320  MXS_PINCTRL_PIN(ENET0_CRS),
321  MXS_PINCTRL_PIN(ENET_CLK),
322  MXS_PINCTRL_PIN(JTAG_RTCK),
323  MXS_PINCTRL_PIN(EMI_D00),
324  MXS_PINCTRL_PIN(EMI_D01),
325  MXS_PINCTRL_PIN(EMI_D02),
326  MXS_PINCTRL_PIN(EMI_D03),
327  MXS_PINCTRL_PIN(EMI_D04),
328  MXS_PINCTRL_PIN(EMI_D05),
329  MXS_PINCTRL_PIN(EMI_D06),
330  MXS_PINCTRL_PIN(EMI_D07),
331  MXS_PINCTRL_PIN(EMI_D08),
332  MXS_PINCTRL_PIN(EMI_D09),
333  MXS_PINCTRL_PIN(EMI_D10),
334  MXS_PINCTRL_PIN(EMI_D11),
335  MXS_PINCTRL_PIN(EMI_D12),
336  MXS_PINCTRL_PIN(EMI_D13),
337  MXS_PINCTRL_PIN(EMI_D14),
338  MXS_PINCTRL_PIN(EMI_D15),
339  MXS_PINCTRL_PIN(EMI_ODT0),
340  MXS_PINCTRL_PIN(EMI_DQM0),
341  MXS_PINCTRL_PIN(EMI_ODT1),
342  MXS_PINCTRL_PIN(EMI_DQM1),
343  MXS_PINCTRL_PIN(EMI_DDR_OPEN_FB),
344  MXS_PINCTRL_PIN(EMI_CLK),
345  MXS_PINCTRL_PIN(EMI_DQS0),
346  MXS_PINCTRL_PIN(EMI_DQS1),
347  MXS_PINCTRL_PIN(EMI_DDR_OPEN),
348  MXS_PINCTRL_PIN(EMI_A00),
349  MXS_PINCTRL_PIN(EMI_A01),
350  MXS_PINCTRL_PIN(EMI_A02),
351  MXS_PINCTRL_PIN(EMI_A03),
352  MXS_PINCTRL_PIN(EMI_A04),
353  MXS_PINCTRL_PIN(EMI_A05),
354  MXS_PINCTRL_PIN(EMI_A06),
355  MXS_PINCTRL_PIN(EMI_A07),
356  MXS_PINCTRL_PIN(EMI_A08),
357  MXS_PINCTRL_PIN(EMI_A09),
358  MXS_PINCTRL_PIN(EMI_A10),
359  MXS_PINCTRL_PIN(EMI_A11),
360  MXS_PINCTRL_PIN(EMI_A12),
361  MXS_PINCTRL_PIN(EMI_A13),
362  MXS_PINCTRL_PIN(EMI_A14),
363  MXS_PINCTRL_PIN(EMI_BA0),
364  MXS_PINCTRL_PIN(EMI_BA1),
365  MXS_PINCTRL_PIN(EMI_BA2),
366  MXS_PINCTRL_PIN(EMI_CASN),
367  MXS_PINCTRL_PIN(EMI_RASN),
368  MXS_PINCTRL_PIN(EMI_WEN),
369  MXS_PINCTRL_PIN(EMI_CE0N),
370  MXS_PINCTRL_PIN(EMI_CE1N),
371  MXS_PINCTRL_PIN(EMI_CKE),
372 };
373 
374 static struct mxs_regs imx28_regs = {
375  .muxsel = 0x100,
376  .drive = 0x300,
377  .pull = 0x600,
378 };
379 
380 static struct mxs_pinctrl_soc_data imx28_pinctrl_data = {
381  .regs = &imx28_regs,
382  .pins = imx28_pins,
383  .npins = ARRAY_SIZE(imx28_pins),
384 };
385 
386 static int __devinit imx28_pinctrl_probe(struct platform_device *pdev)
387 {
388  return mxs_pinctrl_probe(pdev, &imx28_pinctrl_data);
389 }
390 
391 static struct of_device_id imx28_pinctrl_of_match[] __devinitdata = {
392  { .compatible = "fsl,imx28-pinctrl", },
393  { /* sentinel */ }
394 };
395 MODULE_DEVICE_TABLE(of, imx28_pinctrl_of_match);
396 
397 static struct platform_driver imx28_pinctrl_driver = {
398  .driver = {
399  .name = "imx28-pinctrl",
400  .owner = THIS_MODULE,
401  .of_match_table = imx28_pinctrl_of_match,
402  },
403  .probe = imx28_pinctrl_probe,
404  .remove = __devexit_p(mxs_pinctrl_remove),
405 };
406 
407 static int __init imx28_pinctrl_init(void)
408 {
409  return platform_driver_register(&imx28_pinctrl_driver);
410 }
411 postcore_initcall(imx28_pinctrl_init);
412 
413 static void __exit imx28_pinctrl_exit(void)
414 {
415  platform_driver_unregister(&imx28_pinctrl_driver);
416 }
417 module_exit(imx28_pinctrl_exit);
418 
419 MODULE_AUTHOR("Shawn Guo <[email protected]>");
420 MODULE_DESCRIPTION("Freescale i.MX28 pinctrl driver");
421 MODULE_LICENSE("GPL v2");
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