Root/drivers/pinctrl/pinctrl-imx28.c

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
18enum 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
196static 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
374static struct mxs_regs imx28_regs = {
375    .muxsel = 0x100,
376    .drive = 0x300,
377    .pull = 0x600,
378};
379
380static struct mxs_pinctrl_soc_data imx28_pinctrl_data = {
381    .regs = &imx28_regs,
382    .pins = imx28_pins,
383    .npins = ARRAY_SIZE(imx28_pins),
384};
385
386static int __devinit imx28_pinctrl_probe(struct platform_device *pdev)
387{
388    return mxs_pinctrl_probe(pdev, &imx28_pinctrl_data);
389}
390
391static struct of_device_id imx28_pinctrl_of_match[] __devinitdata = {
392    { .compatible = "fsl,imx28-pinctrl", },
393    { /* sentinel */ }
394};
395MODULE_DEVICE_TABLE(of, imx28_pinctrl_of_match);
396
397static 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
407static int __init imx28_pinctrl_init(void)
408{
409    return platform_driver_register(&imx28_pinctrl_driver);
410}
411postcore_initcall(imx28_pinctrl_init);
412
413static void __exit imx28_pinctrl_exit(void)
414{
415    platform_driver_unregister(&imx28_pinctrl_driver);
416}
417module_exit(imx28_pinctrl_exit);
418
419MODULE_AUTHOR("Shawn Guo <shawn.guo@linaro.org>");
420MODULE_DESCRIPTION("Freescale i.MX28 pinctrl driver");
421MODULE_LICENSE("GPL v2");
422

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