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gro: Allow tunnel stacking in the case of FOU/GUE
[linux/fpc-iii.git] / drivers / pinctrl / mvebu / pinctrl-armada-xp.c
blobd7cdb146f44d0d8c8517d809f08ece30ad35cf62
1 /*
2 * Marvell Armada XP pinctrl driver based on mvebu pinctrl core
3 *
4 * Copyright (C) 2012 Marvell
5 *
6 * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This file supports the three variants of Armada XP SoCs that are
14 * available: mv78230, mv78260 and mv78460. From a pin muxing
15 * perspective, the mv78230 has 49 MPP pins. The mv78260 and mv78460
16 * both have 67 MPP pins (more GPIOs and address lines for the memory
17 * bus mainly).
18 */
19
20 #include <linux/err.h>
21 #include <linux/init.h>
22 #include <linux/io.h>
23 #include <linux/module.h>
24 #include <linux/platform_device.h>
25 #include <linux/clk.h>
26 #include <linux/of.h>
27 #include <linux/of_device.h>
28 #include <linux/pinctrl/pinctrl.h>
29 #include <linux/bitops.h>
30
31 #include "pinctrl-mvebu.h"
32
33 static void __iomem *mpp_base;
34 static u32 *mpp_saved_regs;
35
36 static int armada_xp_mpp_ctrl_get(unsigned pid, unsigned long *config)
37 {
38 return default_mpp_ctrl_get(mpp_base, pid, config);
39 }
40
41 static int armada_xp_mpp_ctrl_set(unsigned pid, unsigned long config)
42 {
43 return default_mpp_ctrl_set(mpp_base, pid, config);
44 }
45
46 enum armada_xp_variant {
47 V_MV78230 = BIT(0),
48 V_MV78260 = BIT(1),
49 V_MV78460 = BIT(2),
50 V_MV78230_PLUS = (V_MV78230 | V_MV78260 | V_MV78460),
51 V_MV78260_PLUS = (V_MV78260 | V_MV78460),
52 };
53
54 static struct mvebu_mpp_mode armada_xp_mpp_modes[] = {
55 MPP_MODE(0,
56 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
57 MPP_VAR_FUNCTION(0x1, "ge0", "txclko", V_MV78230_PLUS),
58 MPP_VAR_FUNCTION(0x4, "lcd", "d0", V_MV78230_PLUS)),
59 MPP_MODE(1,
60 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
61 MPP_VAR_FUNCTION(0x1, "ge0", "txd0", V_MV78230_PLUS),
62 MPP_VAR_FUNCTION(0x4, "lcd", "d1", V_MV78230_PLUS)),
63 MPP_MODE(2,
64 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
65 MPP_VAR_FUNCTION(0x1, "ge0", "txd1", V_MV78230_PLUS),
66 MPP_VAR_FUNCTION(0x4, "lcd", "d2", V_MV78230_PLUS)),
67 MPP_MODE(3,
68 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
69 MPP_VAR_FUNCTION(0x1, "ge0", "txd2", V_MV78230_PLUS),
70 MPP_VAR_FUNCTION(0x4, "lcd", "d3", V_MV78230_PLUS)),
71 MPP_MODE(4,
72 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
73 MPP_VAR_FUNCTION(0x1, "ge0", "txd3", V_MV78230_PLUS),
74 MPP_VAR_FUNCTION(0x4, "lcd", "d4", V_MV78230_PLUS)),
75 MPP_MODE(5,
76 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
77 MPP_VAR_FUNCTION(0x1, "ge0", "txctl", V_MV78230_PLUS),
78 MPP_VAR_FUNCTION(0x4, "lcd", "d5", V_MV78230_PLUS)),
79 MPP_MODE(6,
80 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
81 MPP_VAR_FUNCTION(0x1, "ge0", "rxd0", V_MV78230_PLUS),
82 MPP_VAR_FUNCTION(0x4, "lcd", "d6", V_MV78230_PLUS)),
83 MPP_MODE(7,
84 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
85 MPP_VAR_FUNCTION(0x1, "ge0", "rxd1", V_MV78230_PLUS),
86 MPP_VAR_FUNCTION(0x4, "lcd", "d7", V_MV78230_PLUS)),
87 MPP_MODE(8,
88 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
89 MPP_VAR_FUNCTION(0x1, "ge0", "rxd2", V_MV78230_PLUS),
90 MPP_VAR_FUNCTION(0x4, "lcd", "d8", V_MV78230_PLUS)),
91 MPP_MODE(9,
92 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
93 MPP_VAR_FUNCTION(0x1, "ge0", "rxd3", V_MV78230_PLUS),
94 MPP_VAR_FUNCTION(0x4, "lcd", "d9", V_MV78230_PLUS)),
95 MPP_MODE(10,
96 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
97 MPP_VAR_FUNCTION(0x1, "ge0", "rxctl", V_MV78230_PLUS),
98 MPP_VAR_FUNCTION(0x4, "lcd", "d10", V_MV78230_PLUS)),
99 MPP_MODE(11,
100 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
101 MPP_VAR_FUNCTION(0x1, "ge0", "rxclk", V_MV78230_PLUS),
102 MPP_VAR_FUNCTION(0x4, "lcd", "d11", V_MV78230_PLUS)),
103 MPP_MODE(12,
104 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
105 MPP_VAR_FUNCTION(0x1, "ge0", "txd4", V_MV78230_PLUS),
106 MPP_VAR_FUNCTION(0x2, "ge1", "clkout", V_MV78230_PLUS),
107 MPP_VAR_FUNCTION(0x4, "lcd", "d12", V_MV78230_PLUS)),
108 MPP_MODE(13,
109 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
110 MPP_VAR_FUNCTION(0x1, "ge0", "txd5", V_MV78230_PLUS),
111 MPP_VAR_FUNCTION(0x2, "ge1", "txd0", V_MV78230_PLUS),
112 MPP_VAR_FUNCTION(0x4, "lcd", "d13", V_MV78230_PLUS)),
113 MPP_MODE(14,
114 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
115 MPP_VAR_FUNCTION(0x1, "ge0", "txd6", V_MV78230_PLUS),
116 MPP_VAR_FUNCTION(0x2, "ge1", "txd1", V_MV78230_PLUS),
117 MPP_VAR_FUNCTION(0x4, "lcd", "d14", V_MV78230_PLUS)),
118 MPP_MODE(15,
119 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
120 MPP_VAR_FUNCTION(0x1, "ge0", "txd7", V_MV78230_PLUS),
121 MPP_VAR_FUNCTION(0x2, "ge1", "txd2", V_MV78230_PLUS),
122 MPP_VAR_FUNCTION(0x4, "lcd", "d15", V_MV78230_PLUS)),
123 MPP_MODE(16,
124 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
125 MPP_VAR_FUNCTION(0x1, "ge0", "txclk", V_MV78230_PLUS),
126 MPP_VAR_FUNCTION(0x2, "ge1", "txd3", V_MV78230_PLUS),
127 MPP_VAR_FUNCTION(0x4, "lcd", "d16", V_MV78230_PLUS)),
128 MPP_MODE(17,
129 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
130 MPP_VAR_FUNCTION(0x1, "ge0", "col", V_MV78230_PLUS),
131 MPP_VAR_FUNCTION(0x2, "ge1", "txctl", V_MV78230_PLUS),
132 MPP_VAR_FUNCTION(0x4, "lcd", "d17", V_MV78230_PLUS)),
133 MPP_MODE(18,
134 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
135 MPP_VAR_FUNCTION(0x1, "ge0", "rxerr", V_MV78230_PLUS),
136 MPP_VAR_FUNCTION(0x2, "ge1", "rxd0", V_MV78230_PLUS),
137 MPP_VAR_FUNCTION(0x3, "ptp", "trig", V_MV78230_PLUS),
138 MPP_VAR_FUNCTION(0x4, "lcd", "d18", V_MV78230_PLUS)),
139 MPP_MODE(19,
140 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
141 MPP_VAR_FUNCTION(0x1, "ge0", "crs", V_MV78230_PLUS),
142 MPP_VAR_FUNCTION(0x2, "ge1", "rxd1", V_MV78230_PLUS),
143 MPP_VAR_FUNCTION(0x3, "ptp", "evreq", V_MV78230_PLUS),
144 MPP_VAR_FUNCTION(0x4, "lcd", "d19", V_MV78230_PLUS)),
145 MPP_MODE(20,
146 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
147 MPP_VAR_FUNCTION(0x1, "ge0", "rxd4", V_MV78230_PLUS),
148 MPP_VAR_FUNCTION(0x2, "ge1", "rxd2", V_MV78230_PLUS),
149 MPP_VAR_FUNCTION(0x3, "ptp", "clk", V_MV78230_PLUS),
150 MPP_VAR_FUNCTION(0x4, "lcd", "d20", V_MV78230_PLUS)),
151 MPP_MODE(21,
152 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
153 MPP_VAR_FUNCTION(0x1, "ge0", "rxd5", V_MV78230_PLUS),
154 MPP_VAR_FUNCTION(0x2, "ge1", "rxd3", V_MV78230_PLUS),
155 MPP_VAR_FUNCTION(0x3, "mem", "bat", V_MV78230_PLUS),
156 MPP_VAR_FUNCTION(0x4, "lcd", "d21", V_MV78230_PLUS)),
157 MPP_MODE(22,
158 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
159 MPP_VAR_FUNCTION(0x1, "ge0", "rxd6", V_MV78230_PLUS),
160 MPP_VAR_FUNCTION(0x2, "ge1", "rxctl", V_MV78230_PLUS),
161 MPP_VAR_FUNCTION(0x3, "sata0", "prsnt", V_MV78230_PLUS),
162 MPP_VAR_FUNCTION(0x4, "lcd", "d22", V_MV78230_PLUS)),
163 MPP_MODE(23,
164 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
165 MPP_VAR_FUNCTION(0x1, "ge0", "rxd7", V_MV78230_PLUS),
166 MPP_VAR_FUNCTION(0x2, "ge1", "rxclk", V_MV78230_PLUS),
167 MPP_VAR_FUNCTION(0x3, "sata1", "prsnt", V_MV78230_PLUS),
168 MPP_VAR_FUNCTION(0x4, "lcd", "d23", V_MV78230_PLUS)),
169 MPP_MODE(24,
170 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
171 MPP_VAR_FUNCTION(0x1, "sata1", "prsnt", V_MV78230_PLUS),
172 MPP_VAR_FUNCTION(0x3, "tdm", "rst", V_MV78230_PLUS),
173 MPP_VAR_FUNCTION(0x4, "lcd", "hsync", V_MV78230_PLUS)),
174 MPP_MODE(25,
175 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
176 MPP_VAR_FUNCTION(0x1, "sata0", "prsnt", V_MV78230_PLUS),
177 MPP_VAR_FUNCTION(0x3, "tdm", "pclk", V_MV78230_PLUS),
178 MPP_VAR_FUNCTION(0x4, "lcd", "vsync", V_MV78230_PLUS)),
179 MPP_MODE(26,
180 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
181 MPP_VAR_FUNCTION(0x3, "tdm", "fsync", V_MV78230_PLUS),
182 MPP_VAR_FUNCTION(0x4, "lcd", "clk", V_MV78230_PLUS)),
183 MPP_MODE(27,
184 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
185 MPP_VAR_FUNCTION(0x1, "ptp", "trig", V_MV78230_PLUS),
186 MPP_VAR_FUNCTION(0x3, "tdm", "dtx", V_MV78230_PLUS),
187 MPP_VAR_FUNCTION(0x4, "lcd", "e", V_MV78230_PLUS)),
188 MPP_MODE(28,
189 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
190 MPP_VAR_FUNCTION(0x1, "ptp", "evreq", V_MV78230_PLUS),
191 MPP_VAR_FUNCTION(0x3, "tdm", "drx", V_MV78230_PLUS),
192 MPP_VAR_FUNCTION(0x4, "lcd", "pwm", V_MV78230_PLUS)),
193 MPP_MODE(29,
194 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
195 MPP_VAR_FUNCTION(0x1, "ptp", "clk", V_MV78230_PLUS),
196 MPP_VAR_FUNCTION(0x3, "tdm", "int0", V_MV78230_PLUS),
197 MPP_VAR_FUNCTION(0x4, "lcd", "ref-clk", V_MV78230_PLUS)),
198 MPP_MODE(30,
199 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
200 MPP_VAR_FUNCTION(0x1, "sd0", "clk", V_MV78230_PLUS),
201 MPP_VAR_FUNCTION(0x3, "tdm", "int1", V_MV78230_PLUS)),
202 MPP_MODE(31,
203 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
204 MPP_VAR_FUNCTION(0x1, "sd0", "cmd", V_MV78230_PLUS),
205 MPP_VAR_FUNCTION(0x3, "tdm", "int2", V_MV78230_PLUS)),
206 MPP_MODE(32,
207 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
208 MPP_VAR_FUNCTION(0x1, "sd0", "d0", V_MV78230_PLUS),
209 MPP_VAR_FUNCTION(0x3, "tdm", "int3", V_MV78230_PLUS)),
210 MPP_MODE(33,
211 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
212 MPP_VAR_FUNCTION(0x1, "sd0", "d1", V_MV78230_PLUS),
213 MPP_VAR_FUNCTION(0x3, "tdm", "int4", V_MV78230_PLUS),
214 MPP_VAR_FUNCTION(0x4, "mem", "bat", V_MV78230_PLUS)),
215 MPP_MODE(34,
216 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
217 MPP_VAR_FUNCTION(0x1, "sd0", "d2", V_MV78230_PLUS),
218 MPP_VAR_FUNCTION(0x2, "sata0", "prsnt", V_MV78230_PLUS),
219 MPP_VAR_FUNCTION(0x3, "tdm", "int5", V_MV78230_PLUS)),
220 MPP_MODE(35,
221 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
222 MPP_VAR_FUNCTION(0x1, "sd0", "d3", V_MV78230_PLUS),
223 MPP_VAR_FUNCTION(0x2, "sata1", "prsnt", V_MV78230_PLUS),
224 MPP_VAR_FUNCTION(0x3, "tdm", "int6", V_MV78230_PLUS)),
225 MPP_MODE(36,
226 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
227 MPP_VAR_FUNCTION(0x1, "spi", "mosi", V_MV78230_PLUS)),
228 MPP_MODE(37,
229 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
230 MPP_VAR_FUNCTION(0x1, "spi", "miso", V_MV78230_PLUS)),
231 MPP_MODE(38,
232 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
233 MPP_VAR_FUNCTION(0x1, "spi", "sck", V_MV78230_PLUS)),
234 MPP_MODE(39,
235 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
236 MPP_VAR_FUNCTION(0x1, "spi", "cs0", V_MV78230_PLUS)),
237 MPP_MODE(40,
238 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
239 MPP_VAR_FUNCTION(0x1, "spi", "cs1", V_MV78230_PLUS),
240 MPP_VAR_FUNCTION(0x2, "uart2", "cts", V_MV78230_PLUS),
241 MPP_VAR_FUNCTION(0x4, "lcd", "vga-hsync", V_MV78230_PLUS),
242 MPP_VAR_FUNCTION(0x5, "pcie", "clkreq0", V_MV78230_PLUS)),
243 MPP_MODE(41,
244 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
245 MPP_VAR_FUNCTION(0x1, "spi", "cs2", V_MV78230_PLUS),
246 MPP_VAR_FUNCTION(0x2, "uart2", "rts", V_MV78230_PLUS),
247 MPP_VAR_FUNCTION(0x3, "sata1", "prsnt", V_MV78230_PLUS),
248 MPP_VAR_FUNCTION(0x4, "lcd", "vga-vsync", V_MV78230_PLUS),
249 MPP_VAR_FUNCTION(0x5, "pcie", "clkreq1", V_MV78230_PLUS)),
250 MPP_MODE(42,
251 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
252 MPP_VAR_FUNCTION(0x1, "uart2", "rxd", V_MV78230_PLUS),
253 MPP_VAR_FUNCTION(0x2, "uart0", "cts", V_MV78230_PLUS),
254 MPP_VAR_FUNCTION(0x3, "tdm", "int7", V_MV78230_PLUS),
255 MPP_VAR_FUNCTION(0x4, "tdm-1", "timer", V_MV78230_PLUS)),
256 MPP_MODE(43,
257 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
258 MPP_VAR_FUNCTION(0x1, "uart2", "txd", V_MV78230_PLUS),
259 MPP_VAR_FUNCTION(0x2, "uart0", "rts", V_MV78230_PLUS),
260 MPP_VAR_FUNCTION(0x3, "spi", "cs3", V_MV78230_PLUS),
261 MPP_VAR_FUNCTION(0x4, "pcie", "rstout", V_MV78230_PLUS)),
262 MPP_MODE(44,
263 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
264 MPP_VAR_FUNCTION(0x1, "uart2", "cts", V_MV78230_PLUS),
265 MPP_VAR_FUNCTION(0x2, "uart3", "rxd", V_MV78230_PLUS),
266 MPP_VAR_FUNCTION(0x3, "spi", "cs4", V_MV78230_PLUS),
267 MPP_VAR_FUNCTION(0x4, "mem", "bat", V_MV78230_PLUS),
268 MPP_VAR_FUNCTION(0x5, "pcie", "clkreq2", V_MV78230_PLUS)),
269 MPP_MODE(45,
270 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
271 MPP_VAR_FUNCTION(0x1, "uart2", "rts", V_MV78230_PLUS),
272 MPP_VAR_FUNCTION(0x2, "uart3", "txd", V_MV78230_PLUS),
273 MPP_VAR_FUNCTION(0x3, "spi", "cs5", V_MV78230_PLUS),
274 MPP_VAR_FUNCTION(0x4, "sata1", "prsnt", V_MV78230_PLUS)),
275 MPP_MODE(46,
276 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
277 MPP_VAR_FUNCTION(0x1, "uart3", "rts", V_MV78230_PLUS),
278 MPP_VAR_FUNCTION(0x2, "uart1", "rts", V_MV78230_PLUS),
279 MPP_VAR_FUNCTION(0x3, "spi", "cs6", V_MV78230_PLUS),
280 MPP_VAR_FUNCTION(0x4, "sata0", "prsnt", V_MV78230_PLUS)),
281 MPP_MODE(47,
282 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
283 MPP_VAR_FUNCTION(0x1, "uart3", "cts", V_MV78230_PLUS),
284 MPP_VAR_FUNCTION(0x2, "uart1", "cts", V_MV78230_PLUS),
285 MPP_VAR_FUNCTION(0x3, "spi", "cs7", V_MV78230_PLUS),
286 MPP_VAR_FUNCTION(0x4, "ref", "clkout", V_MV78230_PLUS),
287 MPP_VAR_FUNCTION(0x5, "pcie", "clkreq3", V_MV78230_PLUS)),
288 MPP_MODE(48,
289 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78230_PLUS),
290 MPP_VAR_FUNCTION(0x1, "dev", "clkout", V_MV78230_PLUS),
291 MPP_VAR_FUNCTION(0x2, "dev", "burst/last", V_MV78230_PLUS)),
292 MPP_MODE(49,
293 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS),
294 MPP_VAR_FUNCTION(0x1, "dev", "we3", V_MV78260_PLUS)),
295 MPP_MODE(50,
296 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS),
297 MPP_VAR_FUNCTION(0x1, "dev", "we2", V_MV78260_PLUS)),
298 MPP_MODE(51,
299 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS),
300 MPP_VAR_FUNCTION(0x1, "dev", "ad16", V_MV78260_PLUS)),
301 MPP_MODE(52,
302 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS),
303 MPP_VAR_FUNCTION(0x1, "dev", "ad17", V_MV78260_PLUS)),
304 MPP_MODE(53,
305 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS),
306 MPP_VAR_FUNCTION(0x1, "dev", "ad18", V_MV78260_PLUS)),
307 MPP_MODE(54,
308 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS),
309 MPP_VAR_FUNCTION(0x1, "dev", "ad19", V_MV78260_PLUS)),
310 MPP_MODE(55,
311 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS),
312 MPP_VAR_FUNCTION(0x1, "dev", "ad20", V_MV78260_PLUS)),
313 MPP_MODE(56,
314 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS),
315 MPP_VAR_FUNCTION(0x1, "dev", "ad21", V_MV78260_PLUS)),
316 MPP_MODE(57,
317 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS),
318 MPP_VAR_FUNCTION(0x1, "dev", "ad22", V_MV78260_PLUS)),
319 MPP_MODE(58,
320 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS),
321 MPP_VAR_FUNCTION(0x1, "dev", "ad23", V_MV78260_PLUS)),
322 MPP_MODE(59,
323 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS),
324 MPP_VAR_FUNCTION(0x1, "dev", "ad24", V_MV78260_PLUS)),
325 MPP_MODE(60,
326 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS),
327 MPP_VAR_FUNCTION(0x1, "dev", "ad25", V_MV78260_PLUS)),
328 MPP_MODE(61,
329 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS),
330 MPP_VAR_FUNCTION(0x1, "dev", "ad26", V_MV78260_PLUS)),
331 MPP_MODE(62,
332 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS),
333 MPP_VAR_FUNCTION(0x1, "dev", "ad27", V_MV78260_PLUS)),
334 MPP_MODE(63,
335 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS),
336 MPP_VAR_FUNCTION(0x1, "dev", "ad28", V_MV78260_PLUS)),
337 MPP_MODE(64,
338 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS),
339 MPP_VAR_FUNCTION(0x1, "dev", "ad29", V_MV78260_PLUS)),
340 MPP_MODE(65,
341 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS),
342 MPP_VAR_FUNCTION(0x1, "dev", "ad30", V_MV78260_PLUS)),
343 MPP_MODE(66,
344 MPP_VAR_FUNCTION(0x0, "gpio", NULL, V_MV78260_PLUS),
345 MPP_VAR_FUNCTION(0x1, "dev", "ad31", V_MV78260_PLUS)),
346 };
347
348 static struct mvebu_pinctrl_soc_info armada_xp_pinctrl_info;
349
350 static const struct of_device_id armada_xp_pinctrl_of_match[] = {
351 {
352 .compatible = "marvell,mv78230-pinctrl",
353 .data = (void *) V_MV78230,
354 },
355 {
356 .compatible = "marvell,mv78260-pinctrl",
357 .data = (void *) V_MV78260,
358 },
359 {
360 .compatible = "marvell,mv78460-pinctrl",
361 .data = (void *) V_MV78460,
362 },
363 { },
364 };
365
366 static struct mvebu_mpp_ctrl mv78230_mpp_controls[] = {
367 MPP_FUNC_CTRL(0, 48, NULL, armada_xp_mpp_ctrl),
368 };
369
370 static struct pinctrl_gpio_range mv78230_mpp_gpio_ranges[] = {
371 MPP_GPIO_RANGE(0, 0, 0, 32),
372 MPP_GPIO_RANGE(1, 32, 32, 17),
373 };
374
375 static struct mvebu_mpp_ctrl mv78260_mpp_controls[] = {
376 MPP_FUNC_CTRL(0, 66, NULL, armada_xp_mpp_ctrl),
377 };
378
379 static struct pinctrl_gpio_range mv78260_mpp_gpio_ranges[] = {
380 MPP_GPIO_RANGE(0, 0, 0, 32),
381 MPP_GPIO_RANGE(1, 32, 32, 32),
382 MPP_GPIO_RANGE(2, 64, 64, 3),
383 };
384
385 static struct mvebu_mpp_ctrl mv78460_mpp_controls[] = {
386 MPP_FUNC_CTRL(0, 66, NULL, armada_xp_mpp_ctrl),
387 };
388
389 static struct pinctrl_gpio_range mv78460_mpp_gpio_ranges[] = {
390 MPP_GPIO_RANGE(0, 0, 0, 32),
391 MPP_GPIO_RANGE(1, 32, 32, 32),
392 MPP_GPIO_RANGE(2, 64, 64, 3),
393 };
394
395 static int armada_xp_pinctrl_suspend(struct platform_device *pdev,
396 pm_message_t state)
397 {
398 struct mvebu_pinctrl_soc_info *soc =
399 platform_get_drvdata(pdev);
400 int i, nregs;
401
402 nregs = DIV_ROUND_UP(soc->nmodes, MVEBU_MPPS_PER_REG);
403
404 for (i = 0; i < nregs; i++)
405 mpp_saved_regs[i] = readl(mpp_base + i * 4);
406
407 return 0;
408 }
409
410 static int armada_xp_pinctrl_resume(struct platform_device *pdev)
411 {
412 struct mvebu_pinctrl_soc_info *soc =
413 platform_get_drvdata(pdev);
414 int i, nregs;
415
416 nregs = DIV_ROUND_UP(soc->nmodes, MVEBU_MPPS_PER_REG);
417
418 for (i = 0; i < nregs; i++)
419 writel(mpp_saved_regs[i], mpp_base + i * 4);
420
421 return 0;
422 }
423
424 static int armada_xp_pinctrl_probe(struct platform_device *pdev)
425 {
426 struct mvebu_pinctrl_soc_info *soc = &armada_xp_pinctrl_info;
427 const struct of_device_id *match =
428 of_match_device(armada_xp_pinctrl_of_match, &pdev->dev);
429 struct resource *res;
430 int nregs;
431
432 if (!match)
433 return -ENODEV;
434
435 res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
436 mpp_base = devm_ioremap_resource(&pdev->dev, res);
437 if (IS_ERR(mpp_base))
438 return PTR_ERR(mpp_base);
439
440 soc->variant = (unsigned) match->data & 0xff;
441
442 switch (soc->variant) {
443 case V_MV78230:
444 soc->controls = mv78230_mpp_controls;
445 soc->ncontrols = ARRAY_SIZE(mv78230_mpp_controls);
446 soc->modes = armada_xp_mpp_modes;
447 /* We don't necessarily want the full list of the
448 * armada_xp_mpp_modes, but only the first 'n' ones
449 * that are available on this SoC */
450 soc->nmodes = mv78230_mpp_controls[0].npins;
451 soc->gpioranges = mv78230_mpp_gpio_ranges;
452 soc->ngpioranges = ARRAY_SIZE(mv78230_mpp_gpio_ranges);
453 break;
454 case V_MV78260:
455 soc->controls = mv78260_mpp_controls;
456 soc->ncontrols = ARRAY_SIZE(mv78260_mpp_controls);
457 soc->modes = armada_xp_mpp_modes;
458 /* We don't necessarily want the full list of the
459 * armada_xp_mpp_modes, but only the first 'n' ones
460 * that are available on this SoC */
461 soc->nmodes = mv78260_mpp_controls[0].npins;
462 soc->gpioranges = mv78260_mpp_gpio_ranges;
463 soc->ngpioranges = ARRAY_SIZE(mv78260_mpp_gpio_ranges);
464 break;
465 case V_MV78460:
466 soc->controls = mv78460_mpp_controls;
467 soc->ncontrols = ARRAY_SIZE(mv78460_mpp_controls);
468 soc->modes = armada_xp_mpp_modes;
469 /* We don't necessarily want the full list of the
470 * armada_xp_mpp_modes, but only the first 'n' ones
471 * that are available on this SoC */
472 soc->nmodes = mv78460_mpp_controls[0].npins;
473 soc->gpioranges = mv78460_mpp_gpio_ranges;
474 soc->ngpioranges = ARRAY_SIZE(mv78460_mpp_gpio_ranges);
475 break;
476 }
477
478 nregs = DIV_ROUND_UP(soc->nmodes, MVEBU_MPPS_PER_REG);
479
480 mpp_saved_regs = devm_kmalloc(&pdev->dev, nregs * sizeof(u32),
481 GFP_KERNEL);
482 if (!mpp_saved_regs)
483 return -ENOMEM;
484
485 pdev->dev.platform_data = soc;
486
487 return mvebu_pinctrl_probe(pdev);
488 }
489
490 static int armada_xp_pinctrl_remove(struct platform_device *pdev)
491 {
492 return mvebu_pinctrl_remove(pdev);
493 }
494
495 static struct platform_driver armada_xp_pinctrl_driver = {
496 .driver = {
497 .name = "armada-xp-pinctrl",
498 .of_match_table = armada_xp_pinctrl_of_match,
499 },
500 .probe = armada_xp_pinctrl_probe,
501 .remove = armada_xp_pinctrl_remove,
502 .suspend = armada_xp_pinctrl_suspend,
503 .resume = armada_xp_pinctrl_resume,
504 };
505
506 module_platform_driver(armada_xp_pinctrl_driver);
507
508 MODULE_AUTHOR("Thomas Petazzoni <thomas.petazzoni@free-electrons.com>");
509 MODULE_DESCRIPTION("Marvell Armada XP pinctrl driver");
510 MODULE_LICENSE("GPL v2");
Linux with added FPC-III support