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 imx28_pinctrl_probe(struct platform_device *pdev)
387{
388	return mxs_pinctrl_probe(pdev, &imx28_pinctrl_data);
389}
390
391static const struct of_device_id imx28_pinctrl_of_match[] = {
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		.of_match_table = imx28_pinctrl_of_match,
401	},
402	.probe = imx28_pinctrl_probe,
403	.remove = mxs_pinctrl_remove,
404};
405
406static int __init imx28_pinctrl_init(void)
407{
408	return platform_driver_register(&imx28_pinctrl_driver);
409}
410postcore_initcall(imx28_pinctrl_init);
411
412static void __exit imx28_pinctrl_exit(void)
413{
414	platform_driver_unregister(&imx28_pinctrl_driver);
415}
416module_exit(imx28_pinctrl_exit);
417
418MODULE_AUTHOR("Shawn Guo <shawn.guo@linaro.org>");
419MODULE_DESCRIPTION("Freescale i.MX28 pinctrl driver");
420MODULE_LICENSE("GPL v2");
421