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gerrit-public.fairphone.software / kernel / msm-4.9 / 652594c7dfd9bf6392e3a727bc69d89a2562d953 / . / drivers / pinctrl / pinctrl-zynq.c
blob: 22280bddb9e262124478be6b499d543a7b188238 [file] [log] [blame]
Soren Brinkmannadd958c2015-01-09 07:43:48 -0800[diff] [blame]1/*
2 * Zynq pin controller
3 *
4 * Copyright (C) 2014 Xilinx
5 *
6 * Sören Brinkmann <soren.brinkmann@xilinx.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 program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 */
21#include <linux/io.h>
22#include <linux/mfd/syscon.h>
23#include <linux/module.h>
24#include <linux/of.h>
25#include <linux/platform_device.h>
26#include <linux/pinctrl/pinctrl.h>
27#include <linux/pinctrl/pinmux.h>
28#include <linux/pinctrl/pinconf.h>
29#include <linux/pinctrl/pinconf-generic.h>
30#include <linux/regmap.h>
31#include "pinctrl-utils.h"
32#include "core.h"
33
34#define ZYNQ_NUM_MIOS 54
35
36#define ZYNQ_PCTRL_MIO_MST_TRI0 0x10c
37#define ZYNQ_PCTRL_MIO_MST_TRI1 0x110
38
39#define ZYNQ_PINMUX_MUX_SHIFT 1
40#define ZYNQ_PINMUX_MUX_MASK (0x7f << ZYNQ_PINMUX_MUX_SHIFT)
41
42/**
43 * struct zynq_pinctrl - driver data
44 * @pctrl: Pinctrl device
45 * @syscon: Syscon regmap
46 * @pctrl_offset: Offset for pinctrl into the @syscon space
47 * @groups: Pingroups
48 * @ngroupos: Number of @groups
49 * @funcs: Pinmux functions
50 * @nfuncs: Number of @funcs
51 */
52struct zynq_pinctrl {
53 struct pinctrl_dev *pctrl;
54 struct regmap *syscon;
55 u32 pctrl_offset;
56 const struct zynq_pctrl_group *groups;
57 unsigned int ngroups;
58 const struct zynq_pinmux_function *funcs;
59 unsigned int nfuncs;
60};
61
62struct zynq_pctrl_group {
63 const char *name;
64 const unsigned int *pins;
65 const unsigned npins;
66};
67
68/**
69 * struct zynq_pinmux_function - a pinmux function
70 * @name: Name of the pinmux function.
71 * @groups: List of pingroups for this function.
72 * @ngroups: Number of entries in @groups.
73 * @mux_val: Selector for this function
74 * @mux: Offset of function specific mux
75 * @mux_mask: Mask for function specific selector
76 * @mux_shift: Shift for function specific selector
77 */
78struct zynq_pinmux_function {
79 const char *name;
80 const char * const *groups;
81 unsigned int ngroups;
82 unsigned int mux_val;
83 u32 mux;
84 u32 mux_mask;
85 u8 mux_shift;
86};
87
88enum zynq_pinmux_functions {
89 ZYNQ_PMUX_can0,
90 ZYNQ_PMUX_can1,
91 ZYNQ_PMUX_ethernet0,
92 ZYNQ_PMUX_ethernet1,
93 ZYNQ_PMUX_gpio0,
94 ZYNQ_PMUX_i2c0,
95 ZYNQ_PMUX_i2c1,
96 ZYNQ_PMUX_mdio0,
97 ZYNQ_PMUX_mdio1,
98 ZYNQ_PMUX_qspi0,
99 ZYNQ_PMUX_qspi1,
100 ZYNQ_PMUX_qspi_fbclk,
101 ZYNQ_PMUX_qspi_cs1,
102 ZYNQ_PMUX_spi0,
103 ZYNQ_PMUX_spi1,
104 ZYNQ_PMUX_sdio0,
105 ZYNQ_PMUX_sdio0_pc,
106 ZYNQ_PMUX_sdio0_cd,
107 ZYNQ_PMUX_sdio0_wp,
108 ZYNQ_PMUX_sdio1,
109 ZYNQ_PMUX_sdio1_pc,
110 ZYNQ_PMUX_sdio1_cd,
111 ZYNQ_PMUX_sdio1_wp,
112 ZYNQ_PMUX_smc0_nor,
113 ZYNQ_PMUX_smc0_nor_cs1,
114 ZYNQ_PMUX_smc0_nor_addr25,
115 ZYNQ_PMUX_smc0_nand,
116 ZYNQ_PMUX_ttc0,
117 ZYNQ_PMUX_ttc1,
118 ZYNQ_PMUX_uart0,
119 ZYNQ_PMUX_uart1,
120 ZYNQ_PMUX_usb0,
121 ZYNQ_PMUX_usb1,
122 ZYNQ_PMUX_swdt0,
123 ZYNQ_PMUX_MAX_FUNC
124};
125
126const struct pinctrl_pin_desc zynq_pins[] = {
127 PINCTRL_PIN(0, "MIO0"),
128 PINCTRL_PIN(1, "MIO1"),
129 PINCTRL_PIN(2, "MIO2"),
130 PINCTRL_PIN(3, "MIO3"),
131 PINCTRL_PIN(4, "MIO4"),
132 PINCTRL_PIN(5, "MIO5"),
133 PINCTRL_PIN(6, "MIO6"),
134 PINCTRL_PIN(7, "MIO7"),
135 PINCTRL_PIN(8, "MIO8"),
136 PINCTRL_PIN(9, "MIO9"),
137 PINCTRL_PIN(10, "MIO10"),
138 PINCTRL_PIN(11, "MIO11"),
139 PINCTRL_PIN(12, "MIO12"),
140 PINCTRL_PIN(13, "MIO13"),
141 PINCTRL_PIN(14, "MIO14"),
142 PINCTRL_PIN(15, "MIO15"),
143 PINCTRL_PIN(16, "MIO16"),
144 PINCTRL_PIN(17, "MIO17"),
145 PINCTRL_PIN(18, "MIO18"),
146 PINCTRL_PIN(19, "MIO19"),
147 PINCTRL_PIN(20, "MIO20"),
148 PINCTRL_PIN(21, "MIO21"),
149 PINCTRL_PIN(22, "MIO22"),
150 PINCTRL_PIN(23, "MIO23"),
151 PINCTRL_PIN(24, "MIO24"),
152 PINCTRL_PIN(25, "MIO25"),
153 PINCTRL_PIN(26, "MIO26"),
154 PINCTRL_PIN(27, "MIO27"),
155 PINCTRL_PIN(28, "MIO28"),
156 PINCTRL_PIN(29, "MIO29"),
157 PINCTRL_PIN(30, "MIO30"),
158 PINCTRL_PIN(31, "MIO31"),
159 PINCTRL_PIN(32, "MIO32"),
160 PINCTRL_PIN(33, "MIO33"),
161 PINCTRL_PIN(34, "MIO34"),
162 PINCTRL_PIN(35, "MIO35"),
163 PINCTRL_PIN(36, "MIO36"),
164 PINCTRL_PIN(37, "MIO37"),
165 PINCTRL_PIN(38, "MIO38"),
166 PINCTRL_PIN(39, "MIO39"),
167 PINCTRL_PIN(40, "MIO40"),
168 PINCTRL_PIN(41, "MIO41"),
169 PINCTRL_PIN(42, "MIO42"),
170 PINCTRL_PIN(43, "MIO43"),
171 PINCTRL_PIN(44, "MIO44"),
172 PINCTRL_PIN(45, "MIO45"),
173 PINCTRL_PIN(46, "MIO46"),
174 PINCTRL_PIN(47, "MIO47"),
175 PINCTRL_PIN(48, "MIO48"),
176 PINCTRL_PIN(49, "MIO49"),
177 PINCTRL_PIN(50, "MIO50"),
178 PINCTRL_PIN(51, "MIO51"),
179 PINCTRL_PIN(52, "MIO52"),
180 PINCTRL_PIN(53, "MIO53"),
181 PINCTRL_PIN(54, "EMIO_SD0_WP"),
182 PINCTRL_PIN(55, "EMIO_SD0_CD"),
183 PINCTRL_PIN(56, "EMIO_SD1_WP"),
184 PINCTRL_PIN(57, "EMIO_SD1_CD"),
185};
186
187/* pin groups */
188static const unsigned int ethernet0_0_pins[] = {16, 17, 18, 19, 20, 21, 22, 23,
189 24, 25, 26, 27};
190static const unsigned int ethernet1_0_pins[] = {28, 29, 30, 31, 32, 33, 34, 35,
191 36, 37, 38, 39};
192static const unsigned int mdio0_0_pins[] = {52, 53};
193static const unsigned int mdio1_0_pins[] = {52, 53};
194static const unsigned int qspi0_0_pins[] = {1, 2, 3, 4, 5, 6};
195
196static const unsigned int qspi1_0_pins[] = {9, 10, 11, 12, 13};
197static const unsigned int qspi_cs1_pins[] = {0};
198static const unsigned int qspi_fbclk_pins[] = {8};
199static const unsigned int spi0_0_pins[] = {16, 17, 18, 19, 20, 21};
200static const unsigned int spi0_1_pins[] = {28, 29, 30, 31, 32, 33};
201static const unsigned int spi0_2_pins[] = {40, 41, 42, 43, 44, 45};
202static const unsigned int spi1_0_pins[] = {10, 11, 12, 13, 14, 15};
203static const unsigned int spi1_1_pins[] = {22, 23, 24, 25, 26, 27};
204static const unsigned int spi1_2_pins[] = {34, 35, 36, 37, 38, 39};
205static const unsigned int spi1_3_pins[] = {46, 47, 48, 49, 40, 51};
206static const unsigned int sdio0_0_pins[] = {16, 17, 18, 19, 20, 21};
207static const unsigned int sdio0_1_pins[] = {28, 29, 30, 31, 32, 33};
208static const unsigned int sdio0_2_pins[] = {40, 41, 42, 43, 44, 45};
209static const unsigned int sdio1_0_pins[] = {10, 11, 12, 13, 14, 15};
210static const unsigned int sdio1_1_pins[] = {22, 23, 24, 25, 26, 27};
211static const unsigned int sdio1_2_pins[] = {34, 35, 36, 37, 38, 39};
212static const unsigned int sdio1_3_pins[] = {46, 47, 48, 49, 40, 51};
213static const unsigned int sdio0_emio_wp_pins[] = {54};
214static const unsigned int sdio0_emio_cd_pins[] = {55};
215static const unsigned int sdio1_emio_wp_pins[] = {56};
216static const unsigned int sdio1_emio_cd_pins[] = {57};
217static const unsigned int smc0_nor_pins[] = {0, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13,
218 15, 16, 17, 18, 19, 20, 21, 22, 23,
219 24, 25, 26, 27, 28, 29, 30, 31, 32,
220 33, 34, 35, 36, 37, 38, 39};
221static const unsigned int smc0_nor_cs1_pins[] = {1};
222static const unsigned int smc0_nor_addr25_pins[] = {1};
223static const unsigned int smc0_nand_pins[] = {0, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11,
224 12, 13, 14, 16, 17, 18, 19, 20,
225 21, 22, 23};
226/* Note: CAN MIO clock inputs are modeled in the clock framework */
227static const unsigned int can0_0_pins[] = {10, 11};
228static const unsigned int can0_1_pins[] = {14, 15};
229static const unsigned int can0_2_pins[] = {18, 19};
230static const unsigned int can0_3_pins[] = {22, 23};
231static const unsigned int can0_4_pins[] = {26, 27};
232static const unsigned int can0_5_pins[] = {30, 31};
233static const unsigned int can0_6_pins[] = {34, 35};
234static const unsigned int can0_7_pins[] = {38, 39};
235static const unsigned int can0_8_pins[] = {42, 43};
236static const unsigned int can0_9_pins[] = {46, 47};
237static const unsigned int can0_10_pins[] = {50, 51};
238static const unsigned int can1_0_pins[] = {8, 9};
239static const unsigned int can1_1_pins[] = {12, 13};
240static const unsigned int can1_2_pins[] = {16, 17};
241static const unsigned int can1_3_pins[] = {20, 21};
242static const unsigned int can1_4_pins[] = {24, 25};
243static const unsigned int can1_5_pins[] = {28, 29};
244static const unsigned int can1_6_pins[] = {32, 33};
245static const unsigned int can1_7_pins[] = {36, 37};
246static const unsigned int can1_8_pins[] = {40, 41};
247static const unsigned int can1_9_pins[] = {44, 45};
248static const unsigned int can1_10_pins[] = {48, 49};
249static const unsigned int can1_11_pins[] = {52, 53};
250static const unsigned int uart0_0_pins[] = {10, 11};
251static const unsigned int uart0_1_pins[] = {14, 15};
252static const unsigned int uart0_2_pins[] = {18, 19};
253static const unsigned int uart0_3_pins[] = {22, 23};
254static const unsigned int uart0_4_pins[] = {26, 27};
255static const unsigned int uart0_5_pins[] = {30, 31};
256static const unsigned int uart0_6_pins[] = {34, 35};
257static const unsigned int uart0_7_pins[] = {38, 39};
258static const unsigned int uart0_8_pins[] = {42, 43};
259static const unsigned int uart0_9_pins[] = {46, 47};
260static const unsigned int uart0_10_pins[] = {50, 51};
261static const unsigned int uart1_0_pins[] = {8, 9};
262static const unsigned int uart1_1_pins[] = {12, 13};
263static const unsigned int uart1_2_pins[] = {16, 17};
264static const unsigned int uart1_3_pins[] = {20, 21};
265static const unsigned int uart1_4_pins[] = {24, 25};
266static const unsigned int uart1_5_pins[] = {28, 29};
267static const unsigned int uart1_6_pins[] = {32, 33};
268static const unsigned int uart1_7_pins[] = {36, 37};
269static const unsigned int uart1_8_pins[] = {40, 41};
270static const unsigned int uart1_9_pins[] = {44, 45};
271static const unsigned int uart1_10_pins[] = {48, 49};
272static const unsigned int uart1_11_pins[] = {52, 53};
273static const unsigned int i2c0_0_pins[] = {10, 11};
274static const unsigned int i2c0_1_pins[] = {14, 15};
275static const unsigned int i2c0_2_pins[] = {18, 19};
276static const unsigned int i2c0_3_pins[] = {22, 23};
277static const unsigned int i2c0_4_pins[] = {26, 27};
278static const unsigned int i2c0_5_pins[] = {30, 31};
279static const unsigned int i2c0_6_pins[] = {34, 35};
280static const unsigned int i2c0_7_pins[] = {38, 39};
281static const unsigned int i2c0_8_pins[] = {42, 43};
282static const unsigned int i2c0_9_pins[] = {46, 47};
283static const unsigned int i2c0_10_pins[] = {50, 51};
284static const unsigned int i2c1_0_pins[] = {12, 13};
285static const unsigned int i2c1_1_pins[] = {16, 17};
286static const unsigned int i2c1_2_pins[] = {20, 21};
287static const unsigned int i2c1_3_pins[] = {24, 25};
288static const unsigned int i2c1_4_pins[] = {28, 29};
289static const unsigned int i2c1_5_pins[] = {32, 33};
290static const unsigned int i2c1_6_pins[] = {36, 37};
291static const unsigned int i2c1_7_pins[] = {40, 41};
292static const unsigned int i2c1_8_pins[] = {44, 45};
293static const unsigned int i2c1_9_pins[] = {48, 49};
294static const unsigned int i2c1_10_pins[] = {52, 53};
295static const unsigned int ttc0_0_pins[] = {18, 19};
296static const unsigned int ttc0_1_pins[] = {30, 31};
297static const unsigned int ttc0_2_pins[] = {42, 43};
298static const unsigned int ttc1_0_pins[] = {16, 17};
299static const unsigned int ttc1_1_pins[] = {28, 29};
300static const unsigned int ttc1_2_pins[] = {40, 41};
301static const unsigned int swdt0_0_pins[] = {14, 15};
302static const unsigned int swdt0_1_pins[] = {26, 27};
303static const unsigned int swdt0_2_pins[] = {38, 39};
304static const unsigned int swdt0_3_pins[] = {50, 51};
305static const unsigned int swdt0_4_pins[] = {52, 53};
306static const unsigned int gpio0_0_pins[] = {0};
307static const unsigned int gpio0_1_pins[] = {1};
308static const unsigned int gpio0_2_pins[] = {2};
309static const unsigned int gpio0_3_pins[] = {3};
310static const unsigned int gpio0_4_pins[] = {4};
311static const unsigned int gpio0_5_pins[] = {5};
312static const unsigned int gpio0_6_pins[] = {6};
313static const unsigned int gpio0_7_pins[] = {7};
314static const unsigned int gpio0_8_pins[] = {8};
315static const unsigned int gpio0_9_pins[] = {9};
316static const unsigned int gpio0_10_pins[] = {10};
317static const unsigned int gpio0_11_pins[] = {11};
318static const unsigned int gpio0_12_pins[] = {12};
319static const unsigned int gpio0_13_pins[] = {13};
320static const unsigned int gpio0_14_pins[] = {14};
321static const unsigned int gpio0_15_pins[] = {15};
322static const unsigned int gpio0_16_pins[] = {16};
323static const unsigned int gpio0_17_pins[] = {17};
324static const unsigned int gpio0_18_pins[] = {18};
325static const unsigned int gpio0_19_pins[] = {19};
326static const unsigned int gpio0_20_pins[] = {20};
327static const unsigned int gpio0_21_pins[] = {21};
328static const unsigned int gpio0_22_pins[] = {22};
329static const unsigned int gpio0_23_pins[] = {23};
330static const unsigned int gpio0_24_pins[] = {24};
331static const unsigned int gpio0_25_pins[] = {25};
332static const unsigned int gpio0_26_pins[] = {26};
333static const unsigned int gpio0_27_pins[] = {27};
334static const unsigned int gpio0_28_pins[] = {28};
335static const unsigned int gpio0_29_pins[] = {29};
336static const unsigned int gpio0_30_pins[] = {30};
337static const unsigned int gpio0_31_pins[] = {31};
338static const unsigned int gpio0_32_pins[] = {32};
339static const unsigned int gpio0_33_pins[] = {33};
340static const unsigned int gpio0_34_pins[] = {34};
341static const unsigned int gpio0_35_pins[] = {35};
342static const unsigned int gpio0_36_pins[] = {36};
343static const unsigned int gpio0_37_pins[] = {37};
344static const unsigned int gpio0_38_pins[] = {38};
345static const unsigned int gpio0_39_pins[] = {39};
346static const unsigned int gpio0_40_pins[] = {40};
347static const unsigned int gpio0_41_pins[] = {41};
348static const unsigned int gpio0_42_pins[] = {42};
349static const unsigned int gpio0_43_pins[] = {43};
350static const unsigned int gpio0_44_pins[] = {44};
351static const unsigned int gpio0_45_pins[] = {45};
352static const unsigned int gpio0_46_pins[] = {46};
353static const unsigned int gpio0_47_pins[] = {47};
354static const unsigned int gpio0_48_pins[] = {48};
355static const unsigned int gpio0_49_pins[] = {49};
356static const unsigned int gpio0_50_pins[] = {50};
357static const unsigned int gpio0_51_pins[] = {51};
358static const unsigned int gpio0_52_pins[] = {52};
359static const unsigned int gpio0_53_pins[] = {53};
Andreas Färber8090f792015-01-26 17:48:14 +0100[diff] [blame]360static const unsigned int usb0_0_pins[] = {28, 29, 30, 31, 32, 33, 34, 35, 36,
Soren Brinkmannadd958c2015-01-09 07:43:48 -0800[diff] [blame]361 37, 38, 39};
362static const unsigned int usb1_0_pins[] = {40, 41, 42, 43, 44, 45, 46, 47, 48,
363 49, 50, 51};
364
365#define DEFINE_ZYNQ_PINCTRL_GRP(nm) \
366 { \
367 .name = #nm "_grp", \
368 .pins = nm ## _pins, \
369 .npins = ARRAY_SIZE(nm ## _pins), \
370 }
371
372struct zynq_pctrl_group zynq_pctrl_groups[] = {
373 DEFINE_ZYNQ_PINCTRL_GRP(ethernet0_0),
374 DEFINE_ZYNQ_PINCTRL_GRP(ethernet1_0),
375 DEFINE_ZYNQ_PINCTRL_GRP(mdio0_0),
376 DEFINE_ZYNQ_PINCTRL_GRP(mdio1_0),
377 DEFINE_ZYNQ_PINCTRL_GRP(qspi0_0),
378 DEFINE_ZYNQ_PINCTRL_GRP(qspi1_0),
379 DEFINE_ZYNQ_PINCTRL_GRP(qspi_fbclk),
380 DEFINE_ZYNQ_PINCTRL_GRP(qspi_cs1),
381 DEFINE_ZYNQ_PINCTRL_GRP(spi0_0),
382 DEFINE_ZYNQ_PINCTRL_GRP(spi0_1),
383 DEFINE_ZYNQ_PINCTRL_GRP(spi0_2),
384 DEFINE_ZYNQ_PINCTRL_GRP(spi1_0),
385 DEFINE_ZYNQ_PINCTRL_GRP(spi1_1),
386 DEFINE_ZYNQ_PINCTRL_GRP(spi1_2),
387 DEFINE_ZYNQ_PINCTRL_GRP(spi1_3),
388 DEFINE_ZYNQ_PINCTRL_GRP(sdio0_0),
389 DEFINE_ZYNQ_PINCTRL_GRP(sdio0_1),
390 DEFINE_ZYNQ_PINCTRL_GRP(sdio0_2),
391 DEFINE_ZYNQ_PINCTRL_GRP(sdio1_0),
392 DEFINE_ZYNQ_PINCTRL_GRP(sdio1_1),
393 DEFINE_ZYNQ_PINCTRL_GRP(sdio1_2),
394 DEFINE_ZYNQ_PINCTRL_GRP(sdio1_3),
395 DEFINE_ZYNQ_PINCTRL_GRP(sdio0_emio_wp),
396 DEFINE_ZYNQ_PINCTRL_GRP(sdio0_emio_cd),
397 DEFINE_ZYNQ_PINCTRL_GRP(sdio1_emio_wp),
398 DEFINE_ZYNQ_PINCTRL_GRP(sdio1_emio_cd),
399 DEFINE_ZYNQ_PINCTRL_GRP(smc0_nor),
400 DEFINE_ZYNQ_PINCTRL_GRP(smc0_nor_cs1),
401 DEFINE_ZYNQ_PINCTRL_GRP(smc0_nor_addr25),
402 DEFINE_ZYNQ_PINCTRL_GRP(smc0_nand),
403 DEFINE_ZYNQ_PINCTRL_GRP(can0_0),
404 DEFINE_ZYNQ_PINCTRL_GRP(can0_1),
405 DEFINE_ZYNQ_PINCTRL_GRP(can0_2),
406 DEFINE_ZYNQ_PINCTRL_GRP(can0_3),
407 DEFINE_ZYNQ_PINCTRL_GRP(can0_4),
408 DEFINE_ZYNQ_PINCTRL_GRP(can0_5),
409 DEFINE_ZYNQ_PINCTRL_GRP(can0_6),
410 DEFINE_ZYNQ_PINCTRL_GRP(can0_7),
411 DEFINE_ZYNQ_PINCTRL_GRP(can0_8),
412 DEFINE_ZYNQ_PINCTRL_GRP(can0_9),
413 DEFINE_ZYNQ_PINCTRL_GRP(can0_10),
414 DEFINE_ZYNQ_PINCTRL_GRP(can1_0),
415 DEFINE_ZYNQ_PINCTRL_GRP(can1_1),
416 DEFINE_ZYNQ_PINCTRL_GRP(can1_2),
417 DEFINE_ZYNQ_PINCTRL_GRP(can1_3),
418 DEFINE_ZYNQ_PINCTRL_GRP(can1_4),
419 DEFINE_ZYNQ_PINCTRL_GRP(can1_5),
420 DEFINE_ZYNQ_PINCTRL_GRP(can1_6),
421 DEFINE_ZYNQ_PINCTRL_GRP(can1_7),
422 DEFINE_ZYNQ_PINCTRL_GRP(can1_8),
423 DEFINE_ZYNQ_PINCTRL_GRP(can1_9),
424 DEFINE_ZYNQ_PINCTRL_GRP(can1_10),
425 DEFINE_ZYNQ_PINCTRL_GRP(can1_11),
426 DEFINE_ZYNQ_PINCTRL_GRP(uart0_0),
427 DEFINE_ZYNQ_PINCTRL_GRP(uart0_1),
428 DEFINE_ZYNQ_PINCTRL_GRP(uart0_2),
429 DEFINE_ZYNQ_PINCTRL_GRP(uart0_3),
430 DEFINE_ZYNQ_PINCTRL_GRP(uart0_4),
431 DEFINE_ZYNQ_PINCTRL_GRP(uart0_5),
432 DEFINE_ZYNQ_PINCTRL_GRP(uart0_6),
433 DEFINE_ZYNQ_PINCTRL_GRP(uart0_7),
434 DEFINE_ZYNQ_PINCTRL_GRP(uart0_8),
435 DEFINE_ZYNQ_PINCTRL_GRP(uart0_9),
436 DEFINE_ZYNQ_PINCTRL_GRP(uart0_10),
437 DEFINE_ZYNQ_PINCTRL_GRP(uart1_0),
438 DEFINE_ZYNQ_PINCTRL_GRP(uart1_1),
439 DEFINE_ZYNQ_PINCTRL_GRP(uart1_2),
440 DEFINE_ZYNQ_PINCTRL_GRP(uart1_3),
441 DEFINE_ZYNQ_PINCTRL_GRP(uart1_4),
442 DEFINE_ZYNQ_PINCTRL_GRP(uart1_5),
443 DEFINE_ZYNQ_PINCTRL_GRP(uart1_6),
444 DEFINE_ZYNQ_PINCTRL_GRP(uart1_7),
445 DEFINE_ZYNQ_PINCTRL_GRP(uart1_8),
446 DEFINE_ZYNQ_PINCTRL_GRP(uart1_9),
447 DEFINE_ZYNQ_PINCTRL_GRP(uart1_10),
448 DEFINE_ZYNQ_PINCTRL_GRP(uart1_11),
449 DEFINE_ZYNQ_PINCTRL_GRP(i2c0_0),
450 DEFINE_ZYNQ_PINCTRL_GRP(i2c0_1),
451 DEFINE_ZYNQ_PINCTRL_GRP(i2c0_2),
452 DEFINE_ZYNQ_PINCTRL_GRP(i2c0_3),
453 DEFINE_ZYNQ_PINCTRL_GRP(i2c0_4),
454 DEFINE_ZYNQ_PINCTRL_GRP(i2c0_5),
455 DEFINE_ZYNQ_PINCTRL_GRP(i2c0_6),
456 DEFINE_ZYNQ_PINCTRL_GRP(i2c0_7),
457 DEFINE_ZYNQ_PINCTRL_GRP(i2c0_8),
458 DEFINE_ZYNQ_PINCTRL_GRP(i2c0_9),
459 DEFINE_ZYNQ_PINCTRL_GRP(i2c0_10),
460 DEFINE_ZYNQ_PINCTRL_GRP(i2c1_0),
461 DEFINE_ZYNQ_PINCTRL_GRP(i2c1_1),
462 DEFINE_ZYNQ_PINCTRL_GRP(i2c1_2),
463 DEFINE_ZYNQ_PINCTRL_GRP(i2c1_3),
464 DEFINE_ZYNQ_PINCTRL_GRP(i2c1_4),
465 DEFINE_ZYNQ_PINCTRL_GRP(i2c1_5),
466 DEFINE_ZYNQ_PINCTRL_GRP(i2c1_6),
467 DEFINE_ZYNQ_PINCTRL_GRP(i2c1_7),
468 DEFINE_ZYNQ_PINCTRL_GRP(i2c1_8),
469 DEFINE_ZYNQ_PINCTRL_GRP(i2c1_9),
470 DEFINE_ZYNQ_PINCTRL_GRP(i2c1_10),
471 DEFINE_ZYNQ_PINCTRL_GRP(ttc0_0),
472 DEFINE_ZYNQ_PINCTRL_GRP(ttc0_1),
473 DEFINE_ZYNQ_PINCTRL_GRP(ttc0_2),
474 DEFINE_ZYNQ_PINCTRL_GRP(ttc1_0),
475 DEFINE_ZYNQ_PINCTRL_GRP(ttc1_1),
476 DEFINE_ZYNQ_PINCTRL_GRP(ttc1_2),
477 DEFINE_ZYNQ_PINCTRL_GRP(swdt0_0),
478 DEFINE_ZYNQ_PINCTRL_GRP(swdt0_1),
479 DEFINE_ZYNQ_PINCTRL_GRP(swdt0_2),
480 DEFINE_ZYNQ_PINCTRL_GRP(swdt0_3),
481 DEFINE_ZYNQ_PINCTRL_GRP(swdt0_4),
482 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_0),
483 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_1),
484 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_2),
485 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_3),
486 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_4),
487 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_5),
488 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_6),
489 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_7),
490 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_8),
491 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_9),
492 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_10),
493 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_11),
494 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_12),
495 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_13),
496 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_14),
497 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_15),
498 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_16),
499 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_17),
500 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_18),
501 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_19),
502 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_20),
503 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_21),
504 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_22),
505 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_23),
506 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_24),
507 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_25),
508 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_26),
509 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_27),
510 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_28),
511 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_29),
512 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_30),
513 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_31),
514 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_32),
515 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_33),
516 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_34),
517 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_35),
518 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_36),
519 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_37),
520 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_38),
521 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_39),
522 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_40),
523 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_41),
524 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_42),
525 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_43),
526 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_44),
527 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_45),
528 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_46),
529 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_47),
530 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_48),
531 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_49),
532 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_50),
533 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_51),
534 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_52),
535 DEFINE_ZYNQ_PINCTRL_GRP(gpio0_53),
536 DEFINE_ZYNQ_PINCTRL_GRP(usb0_0),
537 DEFINE_ZYNQ_PINCTRL_GRP(usb1_0),
538};
539
540/* function groups */
541static const char * const ethernet0_groups[] = {"ethernet0_0_grp"};
542static const char * const ethernet1_groups[] = {"ethernet1_0_grp"};
543static const char * const usb0_groups[] = {"usb0_0_grp"};
544static const char * const usb1_groups[] = {"usb1_0_grp"};
545static const char * const mdio0_groups[] = {"mdio0_0_grp"};
546static const char * const mdio1_groups[] = {"mdio1_0_grp"};
547static const char * const qspi0_groups[] = {"qspi0_0_grp"};
548static const char * const qspi1_groups[] = {"qspi0_1_grp"};
549static const char * const qspi_fbclk_groups[] = {"qspi_fbclk_grp"};
550static const char * const qspi_cs1_groups[] = {"qspi_cs1_grp"};
551static const char * const spi0_groups[] = {"spi0_0_grp", "spi0_1_grp",
552 "spi0_2_grp"};
553static const char * const spi1_groups[] = {"spi1_0_grp", "spi1_1_grp",
554 "spi1_2_grp", "spi1_3_grp"};
555static const char * const sdio0_groups[] = {"sdio0_0_grp", "sdio0_1_grp",
556 "sdio0_2_grp"};
557static const char * const sdio1_groups[] = {"sdio1_0_grp", "sdio1_1_grp",
558 "sdio1_2_grp", "sdio1_3_grp"};
559static const char * const sdio0_pc_groups[] = {"gpio0_0_grp",
560 "gpio0_2_grp", "gpio0_4_grp", "gpio0_6_grp",
561 "gpio0_8_grp", "gpio0_10_grp", "gpio0_12_grp",
562 "gpio0_14_grp", "gpio0_16_grp", "gpio0_18_grp",
563 "gpio0_20_grp", "gpio0_22_grp", "gpio0_24_grp",
564 "gpio0_26_grp", "gpio0_28_grp", "gpio0_30_grp",
565 "gpio0_32_grp", "gpio0_34_grp", "gpio0_36_grp",
566 "gpio0_38_grp", "gpio0_40_grp", "gpio0_42_grp",
567 "gpio0_44_grp", "gpio0_46_grp", "gpio0_48_grp",
568 "gpio0_50_grp", "gpio0_52_grp"};
569static const char * const sdio1_pc_groups[] = {"gpio0_1_grp",
570 "gpio0_3_grp", "gpio0_5_grp", "gpio0_7_grp",
571 "gpio0_9_grp", "gpio0_11_grp", "gpio0_13_grp",
572 "gpio0_15_grp", "gpio0_17_grp", "gpio0_19_grp",
573 "gpio0_21_grp", "gpio0_23_grp", "gpio0_25_grp",
574 "gpio0_27_grp", "gpio0_29_grp", "gpio0_31_grp",
575 "gpio0_33_grp", "gpio0_35_grp", "gpio0_37_grp",
576 "gpio0_39_grp", "gpio0_41_grp", "gpio0_43_grp",
577 "gpio0_45_grp", "gpio0_47_grp", "gpio0_49_grp",
578 "gpio0_51_grp", "gpio0_53_grp"};
579static const char * const sdio0_cd_groups[] = {"gpio0_0_grp",
580 "gpio0_2_grp", "gpio0_4_grp", "gpio0_6_grp",
581 "gpio0_10_grp", "gpio0_12_grp",
582 "gpio0_14_grp", "gpio0_16_grp", "gpio0_18_grp",
583 "gpio0_20_grp", "gpio0_22_grp", "gpio0_24_grp",
584 "gpio0_26_grp", "gpio0_28_grp", "gpio0_30_grp",
585 "gpio0_32_grp", "gpio0_34_grp", "gpio0_36_grp",
586 "gpio0_38_grp", "gpio0_40_grp", "gpio0_42_grp",
587 "gpio0_44_grp", "gpio0_46_grp", "gpio0_48_grp",
588 "gpio0_50_grp", "gpio0_52_grp", "gpio0_1_grp",
589 "gpio0_3_grp", "gpio0_5_grp",
590 "gpio0_9_grp", "gpio0_11_grp", "gpio0_13_grp",
591 "gpio0_15_grp", "gpio0_17_grp", "gpio0_19_grp",
592 "gpio0_21_grp", "gpio0_23_grp", "gpio0_25_grp",
593 "gpio0_27_grp", "gpio0_29_grp", "gpio0_31_grp",
594 "gpio0_33_grp", "gpio0_35_grp", "gpio0_37_grp",
595 "gpio0_39_grp", "gpio0_41_grp", "gpio0_43_grp",
596 "gpio0_45_grp", "gpio0_47_grp", "gpio0_49_grp",
597 "gpio0_51_grp", "gpio0_53_grp", "sdio0_emio_cd_grp"};
598static const char * const sdio0_wp_groups[] = {"gpio0_0_grp",
599 "gpio0_2_grp", "gpio0_4_grp", "gpio0_6_grp",
600 "gpio0_10_grp", "gpio0_12_grp",
601 "gpio0_14_grp", "gpio0_16_grp", "gpio0_18_grp",
602 "gpio0_20_grp", "gpio0_22_grp", "gpio0_24_grp",
603 "gpio0_26_grp", "gpio0_28_grp", "gpio0_30_grp",
604 "gpio0_32_grp", "gpio0_34_grp", "gpio0_36_grp",
605 "gpio0_38_grp", "gpio0_40_grp", "gpio0_42_grp",
606 "gpio0_44_grp", "gpio0_46_grp", "gpio0_48_grp",
607 "gpio0_50_grp", "gpio0_52_grp", "gpio0_1_grp",
608 "gpio0_3_grp", "gpio0_5_grp",
609 "gpio0_9_grp", "gpio0_11_grp", "gpio0_13_grp",
610 "gpio0_15_grp", "gpio0_17_grp", "gpio0_19_grp",
611 "gpio0_21_grp", "gpio0_23_grp", "gpio0_25_grp",
612 "gpio0_27_grp", "gpio0_29_grp", "gpio0_31_grp",
613 "gpio0_33_grp", "gpio0_35_grp", "gpio0_37_grp",
614 "gpio0_39_grp", "gpio0_41_grp", "gpio0_43_grp",
615 "gpio0_45_grp", "gpio0_47_grp", "gpio0_49_grp",
616 "gpio0_51_grp", "gpio0_53_grp", "sdio0_emio_wp_grp"};
617static const char * const sdio1_cd_groups[] = {"gpio0_0_grp",
618 "gpio0_2_grp", "gpio0_4_grp", "gpio0_6_grp",
619 "gpio0_10_grp", "gpio0_12_grp",
620 "gpio0_14_grp", "gpio0_16_grp", "gpio0_18_grp",
621 "gpio0_20_grp", "gpio0_22_grp", "gpio0_24_grp",
622 "gpio0_26_grp", "gpio0_28_grp", "gpio0_30_grp",
623 "gpio0_32_grp", "gpio0_34_grp", "gpio0_36_grp",
624 "gpio0_38_grp", "gpio0_40_grp", "gpio0_42_grp",
625 "gpio0_44_grp", "gpio0_46_grp", "gpio0_48_grp",
626 "gpio0_50_grp", "gpio0_52_grp", "gpio0_1_grp",
627 "gpio0_3_grp", "gpio0_5_grp",
628 "gpio0_9_grp", "gpio0_11_grp", "gpio0_13_grp",
629 "gpio0_15_grp", "gpio0_17_grp", "gpio0_19_grp",
630 "gpio0_21_grp", "gpio0_23_grp", "gpio0_25_grp",
631 "gpio0_27_grp", "gpio0_29_grp", "gpio0_31_grp",
632 "gpio0_33_grp", "gpio0_35_grp", "gpio0_37_grp",
633 "gpio0_39_grp", "gpio0_41_grp", "gpio0_43_grp",
634 "gpio0_45_grp", "gpio0_47_grp", "gpio0_49_grp",
635 "gpio0_51_grp", "gpio0_53_grp", "sdio1_emio_cd_grp"};
636static const char * const sdio1_wp_groups[] = {"gpio0_0_grp",
637 "gpio0_2_grp", "gpio0_4_grp", "gpio0_6_grp",
638 "gpio0_10_grp", "gpio0_12_grp",
639 "gpio0_14_grp", "gpio0_16_grp", "gpio0_18_grp",
640 "gpio0_20_grp", "gpio0_22_grp", "gpio0_24_grp",
641 "gpio0_26_grp", "gpio0_28_grp", "gpio0_30_grp",
642 "gpio0_32_grp", "gpio0_34_grp", "gpio0_36_grp",
643 "gpio0_38_grp", "gpio0_40_grp", "gpio0_42_grp",
644 "gpio0_44_grp", "gpio0_46_grp", "gpio0_48_grp",
645 "gpio0_50_grp", "gpio0_52_grp", "gpio0_1_grp",
646 "gpio0_3_grp", "gpio0_5_grp",
647 "gpio0_9_grp", "gpio0_11_grp", "gpio0_13_grp",
648 "gpio0_15_grp", "gpio0_17_grp", "gpio0_19_grp",
649 "gpio0_21_grp", "gpio0_23_grp", "gpio0_25_grp",
650 "gpio0_27_grp", "gpio0_29_grp", "gpio0_31_grp",
651 "gpio0_33_grp", "gpio0_35_grp", "gpio0_37_grp",
652 "gpio0_39_grp", "gpio0_41_grp", "gpio0_43_grp",
653 "gpio0_45_grp", "gpio0_47_grp", "gpio0_49_grp",
654 "gpio0_51_grp", "gpio0_53_grp", "sdio1_emio_wp_grp"};
655static const char * const smc0_nor_groups[] = {"smc0_nor"};
656static const char * const smc0_nor_cs1_groups[] = {"smc0_nor_cs1_grp"};
657static const char * const smc0_nor_addr25_groups[] = {"smc0_nor_addr25_grp"};
658static const char * const smc0_nand_groups[] = {"smc0_nand"};
659static const char * const can0_groups[] = {"can0_0_grp", "can0_1_grp",
660 "can0_2_grp", "can0_3_grp", "can0_4_grp", "can0_5_grp",
661 "can0_6_grp", "can0_7_grp", "can0_8_grp", "can0_9_grp",
662 "can0_10_grp"};
663static const char * const can1_groups[] = {"can1_0_grp", "can1_1_grp",
664 "can1_2_grp", "can1_3_grp", "can1_4_grp", "can1_5_grp",
665 "can1_6_grp", "can1_7_grp", "can1_8_grp", "can1_9_grp",
666 "can1_10_grp", "can1_11_grp"};
667static const char * const uart0_groups[] = {"uart0_0_grp", "uart0_1_grp",
668 "uart0_2_grp", "uart0_3_grp", "uart0_4_grp", "uart0_5_grp",
669 "uart0_6_grp", "uart0_7_grp", "uart0_8_grp", "uart0_9_grp",
670 "uart0_10_grp"};
671static const char * const uart1_groups[] = {"uart1_0_grp", "uart1_1_grp",
672 "uart1_2_grp", "uart1_3_grp", "uart1_4_grp", "uart1_5_grp",
673 "uart1_6_grp", "uart1_7_grp", "uart1_8_grp", "uart1_9_grp",
674 "uart1_10_grp", "uart1_11_grp"};
675static const char * const i2c0_groups[] = {"i2c0_0_grp", "i2c0_1_grp",
676 "i2c0_2_grp", "i2c0_3_grp", "i2c0_4_grp", "i2c0_5_grp",
677 "i2c0_6_grp", "i2c0_7_grp", "i2c0_8_grp", "i2c0_9_grp",
678 "i2c0_10_grp"};
679static const char * const i2c1_groups[] = {"i2c1_0_grp", "i2c1_1_grp",
680 "i2c1_2_grp", "i2c1_3_grp", "i2c1_4_grp", "i2c1_5_grp",
681 "i2c1_6_grp", "i2c1_7_grp", "i2c1_8_grp", "i2c1_9_grp",
682 "i2c1_10_grp"};
683static const char * const ttc0_groups[] = {"ttc0_0_grp", "ttc0_1_grp",
684 "ttc0_2_grp"};
685static const char * const ttc1_groups[] = {"ttc1_0_grp", "ttc1_1_grp",
686 "ttc1_2_grp"};
687static const char * const swdt0_groups[] = {"swdt0_0_grp", "swdt0_1_grp",
688 "swdt0_2_grp", "swdt0_3_grp", "swdt0_4_grp"};
689static const char * const gpio0_groups[] = {"gpio0_0_grp",
690 "gpio0_2_grp", "gpio0_4_grp", "gpio0_6_grp",
691 "gpio0_8_grp", "gpio0_10_grp", "gpio0_12_grp",
692 "gpio0_14_grp", "gpio0_16_grp", "gpio0_18_grp",
693 "gpio0_20_grp", "gpio0_22_grp", "gpio0_24_grp",
694 "gpio0_26_grp", "gpio0_28_grp", "gpio0_30_grp",
695 "gpio0_32_grp", "gpio0_34_grp", "gpio0_36_grp",
696 "gpio0_38_grp", "gpio0_40_grp", "gpio0_42_grp",
697 "gpio0_44_grp", "gpio0_46_grp", "gpio0_48_grp",
698 "gpio0_50_grp", "gpio0_52_grp", "gpio0_1_grp",
699 "gpio0_3_grp", "gpio0_5_grp", "gpio0_7_grp",
700 "gpio0_9_grp", "gpio0_11_grp", "gpio0_13_grp",
701 "gpio0_15_grp", "gpio0_17_grp", "gpio0_19_grp",
702 "gpio0_21_grp", "gpio0_23_grp", "gpio0_25_grp",
703 "gpio0_27_grp", "gpio0_29_grp", "gpio0_31_grp",
704 "gpio0_33_grp", "gpio0_35_grp", "gpio0_37_grp",
705 "gpio0_39_grp", "gpio0_41_grp", "gpio0_43_grp",
706 "gpio0_45_grp", "gpio0_47_grp", "gpio0_49_grp",
707 "gpio0_51_grp", "gpio0_53_grp"};
708
709#define DEFINE_ZYNQ_PINMUX_FUNCTION(fname, mval) \
710 [ZYNQ_PMUX_##fname] = { \
711 .name = #fname, \
712 .groups = fname##_groups, \
713 .ngroups = ARRAY_SIZE(fname##_groups), \
714 .mux_val = mval, \
715 }
716
717#define DEFINE_ZYNQ_PINMUX_FUNCTION_MUX(fname, mval, mux, mask, shift) \
718 [ZYNQ_PMUX_##fname] = { \
719 .name = #fname, \
720 .groups = fname##_groups, \
721 .ngroups = ARRAY_SIZE(fname##_groups), \
722 .mux_val = mval, \
723 .mux_mask = mask, \
724 .mux_shift = shift, \
725 }
726
727#define ZYNQ_SDIO_WP_SHIFT 0
728#define ZYNQ_SDIO_WP_MASK (0x3f << ZYNQ_SDIO_WP_SHIFT)
729#define ZYNQ_SDIO_CD_SHIFT 16
730#define ZYNQ_SDIO_CD_MASK (0x3f << ZYNQ_SDIO_CD_SHIFT)
731
732static const struct zynq_pinmux_function zynq_pmux_functions[] = {
733 DEFINE_ZYNQ_PINMUX_FUNCTION(ethernet0, 1),
734 DEFINE_ZYNQ_PINMUX_FUNCTION(ethernet1, 1),
735 DEFINE_ZYNQ_PINMUX_FUNCTION(usb0, 2),
736 DEFINE_ZYNQ_PINMUX_FUNCTION(usb1, 2),
737 DEFINE_ZYNQ_PINMUX_FUNCTION(mdio0, 0x40),
738 DEFINE_ZYNQ_PINMUX_FUNCTION(mdio1, 0x50),
739 DEFINE_ZYNQ_PINMUX_FUNCTION(qspi0, 1),
740 DEFINE_ZYNQ_PINMUX_FUNCTION(qspi1, 1),
741 DEFINE_ZYNQ_PINMUX_FUNCTION(qspi_fbclk, 1),
742 DEFINE_ZYNQ_PINMUX_FUNCTION(qspi_cs1, 1),
743 DEFINE_ZYNQ_PINMUX_FUNCTION(spi0, 0x50),
744 DEFINE_ZYNQ_PINMUX_FUNCTION(spi1, 0x50),
745 DEFINE_ZYNQ_PINMUX_FUNCTION(sdio0, 0x40),
746 DEFINE_ZYNQ_PINMUX_FUNCTION(sdio0_pc, 0xc),
747 DEFINE_ZYNQ_PINMUX_FUNCTION_MUX(sdio0_wp, 0, 130, ZYNQ_SDIO_WP_MASK,
748 ZYNQ_SDIO_WP_SHIFT),
749 DEFINE_ZYNQ_PINMUX_FUNCTION_MUX(sdio0_cd, 0, 130, ZYNQ_SDIO_CD_MASK,
750 ZYNQ_SDIO_CD_SHIFT),
751 DEFINE_ZYNQ_PINMUX_FUNCTION(sdio1, 0x40),
752 DEFINE_ZYNQ_PINMUX_FUNCTION(sdio1_pc, 0xc),
753 DEFINE_ZYNQ_PINMUX_FUNCTION_MUX(sdio1_wp, 0, 134, ZYNQ_SDIO_WP_MASK,
754 ZYNQ_SDIO_WP_SHIFT),
755 DEFINE_ZYNQ_PINMUX_FUNCTION_MUX(sdio1_cd, 0, 134, ZYNQ_SDIO_CD_MASK,
756 ZYNQ_SDIO_CD_SHIFT),
757 DEFINE_ZYNQ_PINMUX_FUNCTION(smc0_nor, 4),
758 DEFINE_ZYNQ_PINMUX_FUNCTION(smc0_nor_cs1, 8),
759 DEFINE_ZYNQ_PINMUX_FUNCTION(smc0_nor_addr25, 4),
760 DEFINE_ZYNQ_PINMUX_FUNCTION(smc0_nand, 8),
761 DEFINE_ZYNQ_PINMUX_FUNCTION(can0, 0x10),
762 DEFINE_ZYNQ_PINMUX_FUNCTION(can1, 0x10),
763 DEFINE_ZYNQ_PINMUX_FUNCTION(uart0, 0x70),
764 DEFINE_ZYNQ_PINMUX_FUNCTION(uart1, 0x70),
765 DEFINE_ZYNQ_PINMUX_FUNCTION(i2c0, 0x20),
766 DEFINE_ZYNQ_PINMUX_FUNCTION(i2c1, 0x20),
767 DEFINE_ZYNQ_PINMUX_FUNCTION(ttc0, 0x60),
768 DEFINE_ZYNQ_PINMUX_FUNCTION(ttc1, 0x60),
769 DEFINE_ZYNQ_PINMUX_FUNCTION(swdt0, 0x30),
770 DEFINE_ZYNQ_PINMUX_FUNCTION(gpio0, 0),
771};
772
773
774/* pinctrl */
775static int zynq_pctrl_get_groups_count(struct pinctrl_dev *pctldev)
776{
777 struct zynq_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);
778
779 return pctrl->ngroups;
780}
781
782static const char *zynq_pctrl_get_group_name(struct pinctrl_dev *pctldev,
783 unsigned selector)
784{
785 struct zynq_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);
786
787 return pctrl->groups[selector].name;
788}
789
790static int zynq_pctrl_get_group_pins(struct pinctrl_dev *pctldev,
791 unsigned selector,
792 const unsigned **pins,
793 unsigned *num_pins)
794{
795 struct zynq_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);
796
797 *pins = pctrl->groups[selector].pins;
798 *num_pins = pctrl->groups[selector].npins;
799
800 return 0;
801}
802
803static const struct pinctrl_ops zynq_pctrl_ops = {
804 .get_groups_count = zynq_pctrl_get_groups_count,
805 .get_group_name = zynq_pctrl_get_group_name,
806 .get_group_pins = zynq_pctrl_get_group_pins,
807 .dt_node_to_map = pinconf_generic_dt_node_to_map_all,
808 .dt_free_map = pinctrl_utils_dt_free_map,
809};
810
811/* pinmux */
812static int zynq_pmux_get_functions_count(struct pinctrl_dev *pctldev)
813{
814 struct zynq_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);
815
816 return pctrl->nfuncs;
817}
818
819static const char *zynq_pmux_get_function_name(struct pinctrl_dev *pctldev,
820 unsigned selector)
821{
822 struct zynq_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);
823
824 return pctrl->funcs[selector].name;
825}
826
827static int zynq_pmux_get_function_groups(struct pinctrl_dev *pctldev,
828 unsigned selector,
829 const char * const **groups,
830 unsigned * const num_groups)
831{
832 struct zynq_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);
833
834 *groups = pctrl->funcs[selector].groups;
835 *num_groups = pctrl->funcs[selector].ngroups;
836 return 0;
837}
838
839static int zynq_pinmux_set_mux(struct pinctrl_dev *pctldev,
840 unsigned function,
841 unsigned group)
842{
843 int i, ret;
844 struct zynq_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);
845 const struct zynq_pctrl_group *pgrp = &pctrl->groups[group];
846 const struct zynq_pinmux_function *func = &pctrl->funcs[function];
847
848 /*
849 * SD WP & CD are special. They have dedicated registers
850 * to mux them in
851 */
852 if (function == ZYNQ_PMUX_sdio0_cd || function == ZYNQ_PMUX_sdio0_wp ||
853 function == ZYNQ_PMUX_sdio1_cd ||
854 function == ZYNQ_PMUX_sdio1_wp) {
855 u32 reg;
856
857 ret = regmap_read(pctrl->syscon,
858 pctrl->pctrl_offset + func->mux, &reg);
859 if (ret)
860 return ret;
861
862 reg &= ~func->mux_mask;
863 reg |= pgrp->pins[0] << func->mux_shift;
864 ret = regmap_write(pctrl->syscon,
865 pctrl->pctrl_offset + func->mux, reg);
866 if (ret)
867 return ret;
868 } else {
869 for (i = 0; i < pgrp->npins; i++) {
870 unsigned int pin = pgrp->pins[i];
871 u32 reg, addr = pctrl->pctrl_offset + (4 * pin);
872
873 ret = regmap_read(pctrl->syscon, addr, &reg);
874 if (ret)
875 return ret;
876
877 reg &= ~ZYNQ_PINMUX_MUX_MASK;
878 reg |= func->mux_val << ZYNQ_PINMUX_MUX_SHIFT;
879 ret = regmap_write(pctrl->syscon, addr, reg);
880 if (ret)
881 return ret;
882 }
883 }
884
885 return 0;
886}
887
888static const struct pinmux_ops zynq_pinmux_ops = {
889 .get_functions_count = zynq_pmux_get_functions_count,
890 .get_function_name = zynq_pmux_get_function_name,
891 .get_function_groups = zynq_pmux_get_function_groups,
892 .set_mux = zynq_pinmux_set_mux,
893};
894
895/* pinconfig */
896#define ZYNQ_PINCONF_TRISTATE BIT(0)
897#define ZYNQ_PINCONF_SPEED BIT(8)
898#define ZYNQ_PINCONF_PULLUP BIT(12)
899#define ZYNQ_PINCONF_DISABLE_RECVR BIT(13)
900
901#define ZYNQ_PINCONF_IOTYPE_SHIFT 9
902#define ZYNQ_PINCONF_IOTYPE_MASK (7 << ZYNQ_PINCONF_IOTYPE_SHIFT)
903
904enum zynq_io_standards {
905 zynq_iostd_min,
906 zynq_iostd_lvcmos18,
907 zynq_iostd_lvcmos25,
908 zynq_iostd_lvcmos33,
909 zynq_iostd_hstl,
910 zynq_iostd_max
911};
912
913/**
914 * enum zynq_pin_config_param - possible pin configuration parameters
915 * @PIN_CONFIG_IOSTANDARD: if the pin can select an IO standard, the argument to
916 * this parameter (on a custom format) tells the driver which alternative
917 * IO standard to use.
918 */
919enum zynq_pin_config_param {
920 PIN_CONFIG_IOSTANDARD = PIN_CONFIG_END + 1,
921};
922
Linus Walleijf684e4a2015-01-12 00:45:55 +0100[diff] [blame]923static const struct pinconf_generic_params zynq_dt_params[] = {
Soren Brinkmannadd958c2015-01-09 07:43:48 -0800[diff] [blame]924 {"io-standard", PIN_CONFIG_IOSTANDARD, zynq_iostd_lvcmos18},
925};
926
Arnd Bergmann4f062662015-01-28 17:08:44 +0100[diff] [blame]927#ifdef CONFIG_DEBUG_FS
Soren Brinkmannadd958c2015-01-09 07:43:48 -0800[diff] [blame]928static const struct pin_config_item zynq_conf_items[ARRAY_SIZE(zynq_dt_params)] = {
929 PCONFDUMP(PIN_CONFIG_IOSTANDARD, "IO-standard", NULL, true),
930};
Arnd Bergmann4f062662015-01-28 17:08:44 +0100[diff] [blame]931#endif
Soren Brinkmannadd958c2015-01-09 07:43:48 -0800[diff] [blame]932
933static unsigned int zynq_pinconf_iostd_get(u32 reg)
934{
935 return (reg & ZYNQ_PINCONF_IOTYPE_MASK) >> ZYNQ_PINCONF_IOTYPE_SHIFT;
936}
937
938static int zynq_pinconf_cfg_get(struct pinctrl_dev *pctldev,
939 unsigned pin,
940 unsigned long *config)
941{
942 u32 reg;
943 int ret;
944 unsigned int arg = 0;
945 unsigned int param = pinconf_to_config_param(*config);
946 struct zynq_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);
947
948 if (pin >= ZYNQ_NUM_MIOS)
949 return -ENOTSUPP;
950
951 ret = regmap_read(pctrl->syscon, pctrl->pctrl_offset + (4 * pin), &reg);
952 if (ret)
953 return -EIO;
954
955 switch (param) {
956 case PIN_CONFIG_BIAS_PULL_UP:
957 if (!(reg & ZYNQ_PINCONF_PULLUP))
958 return -EINVAL;
959 arg = 1;
960 break;
961 case PIN_CONFIG_BIAS_HIGH_IMPEDANCE:
962 if (!(reg & ZYNQ_PINCONF_TRISTATE))
963 return -EINVAL;
964 arg = 1;
965 break;
966 case PIN_CONFIG_BIAS_DISABLE:
967 if (reg & ZYNQ_PINCONF_PULLUP || reg & ZYNQ_PINCONF_TRISTATE)
968 return -EINVAL;
969 break;
970 case PIN_CONFIG_SLEW_RATE:
971 arg = !!(reg & ZYNQ_PINCONF_SPEED);
972 break;
973 case PIN_CONFIG_LOW_POWER_MODE:
974 {
975 enum zynq_io_standards iostd = zynq_pinconf_iostd_get(reg);
976
977 if (iostd != zynq_iostd_hstl)
978 return -EINVAL;
979 if (!(reg & ZYNQ_PINCONF_DISABLE_RECVR))
980 return -EINVAL;
981 arg = !!(reg & ZYNQ_PINCONF_DISABLE_RECVR);
982 break;
983 }
984 case PIN_CONFIG_IOSTANDARD:
985 arg = zynq_pinconf_iostd_get(reg);
986 break;
987 default:
988 return -ENOTSUPP;
989 }
990
991 *config = pinconf_to_config_packed(param, arg);
992 return 0;
993}
994
995static int zynq_pinconf_cfg_set(struct pinctrl_dev *pctldev,
996 unsigned pin,
997 unsigned long *configs,
998 unsigned num_configs)
999{
1000 int i, ret;
1001 u32 reg;
1002 u32 pullup = 0;
1003 u32 tristate = 0;
1004 struct zynq_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);
1005
1006 if (pin >= ZYNQ_NUM_MIOS)
1007 return -ENOTSUPP;
1008
1009 ret = regmap_read(pctrl->syscon, pctrl->pctrl_offset + (4 * pin), &reg);
1010 if (ret)
1011 return -EIO;
1012
1013 for (i = 0; i < num_configs; i++) {
1014 unsigned int param = pinconf_to_config_param(configs[i]);
1015 unsigned int arg = pinconf_to_config_argument(configs[i]);
1016
1017 switch (param) {
1018 case PIN_CONFIG_BIAS_PULL_UP:
1019 pullup = ZYNQ_PINCONF_PULLUP;
1020 break;
1021 case PIN_CONFIG_BIAS_HIGH_IMPEDANCE:
1022 tristate = ZYNQ_PINCONF_TRISTATE;
1023 break;
1024 case PIN_CONFIG_BIAS_DISABLE:
1025 reg &= ~(ZYNQ_PINCONF_PULLUP | ZYNQ_PINCONF_TRISTATE);
1026 break;
1027 case PIN_CONFIG_SLEW_RATE:
1028 if (arg)
1029 reg |= ZYNQ_PINCONF_SPEED;
1030 else
1031 reg &= ~ZYNQ_PINCONF_SPEED;
1032
1033 break;
1034 case PIN_CONFIG_IOSTANDARD:
1035 if (arg <= zynq_iostd_min || arg >= zynq_iostd_max) {
1036 dev_warn(pctldev->dev,
1037 "unsupported IO standard '%u'\n",
1038 param);
1039 break;
1040 }
1041 reg &= ~ZYNQ_PINCONF_IOTYPE_MASK;
1042 reg |= arg << ZYNQ_PINCONF_IOTYPE_SHIFT;
1043 break;
1044 case PIN_CONFIG_LOW_POWER_MODE:
1045 if (arg)
1046 reg |= ZYNQ_PINCONF_DISABLE_RECVR;
1047 else
1048 reg &= ~ZYNQ_PINCONF_DISABLE_RECVR;
1049
1050 break;
1051 default:
1052 dev_warn(pctldev->dev,
1053 "unsupported configuration parameter '%u'\n",
1054 param);
1055 continue;
1056 }
1057 }
1058
1059 if (tristate || pullup) {
1060 reg &= ~(ZYNQ_PINCONF_PULLUP | ZYNQ_PINCONF_TRISTATE);
1061 reg |= tristate | pullup;
1062 }
1063
1064 ret = regmap_write(pctrl->syscon, pctrl->pctrl_offset + (4 * pin), reg);
1065 if (ret)
1066 return -EIO;
1067
1068 return 0;
1069}
1070
1071static int zynq_pinconf_group_set(struct pinctrl_dev *pctldev,
1072 unsigned selector,
1073 unsigned long *configs,
1074 unsigned num_configs)
1075{
1076 int i, ret;
1077 struct zynq_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);
1078 const struct zynq_pctrl_group *pgrp = &pctrl->groups[selector];
1079
1080 for (i = 0; i < pgrp->npins; i++) {
1081 ret = zynq_pinconf_cfg_set(pctldev, pgrp->pins[i], configs,
1082 num_configs);
1083 if (ret)
1084 return ret;
1085 }
1086
1087 return 0;
1088}
1089
1090static const struct pinconf_ops zynq_pinconf_ops = {
1091 .is_generic = true,
1092 .pin_config_get = zynq_pinconf_cfg_get,
1093 .pin_config_set = zynq_pinconf_cfg_set,
1094 .pin_config_group_set = zynq_pinconf_group_set,
1095};
1096
1097static struct pinctrl_desc zynq_desc = {
1098 .name = "zynq_pinctrl",
1099 .pins = zynq_pins,
1100 .npins = ARRAY_SIZE(zynq_pins),
1101 .pctlops = &zynq_pctrl_ops,
1102 .pmxops = &zynq_pinmux_ops,
1103 .confops = &zynq_pinconf_ops,
Linus Walleijf684e4a2015-01-12 00:45:55 +0100[diff] [blame]1104 .num_custom_params = ARRAY_SIZE(zynq_dt_params),
1105 .custom_params = zynq_dt_params,
Arnd Bergmann4f062662015-01-28 17:08:44 +0100[diff] [blame]1106#ifdef CONFIG_DEBUG_FS
Linus Walleijf684e4a2015-01-12 00:45:55 +0100[diff] [blame]1107 .custom_conf_items = zynq_conf_items,
Arnd Bergmann4f062662015-01-28 17:08:44 +0100[diff] [blame]1108#endif
Soren Brinkmannadd958c2015-01-09 07:43:48 -0800[diff] [blame]1109 .owner = THIS_MODULE,
1110};
1111
1112static int zynq_pinctrl_probe(struct platform_device *pdev)
1113
1114{
1115 struct resource *res;
1116 struct zynq_pinctrl *pctrl;
1117
1118 pctrl = devm_kzalloc(&pdev->dev, sizeof(*pctrl), GFP_KERNEL);
1119 if (!pctrl)
1120 return -ENOMEM;
1121
1122 pctrl->syscon = syscon_regmap_lookup_by_phandle(pdev->dev.of_node,
1123 "syscon");
1124 if (IS_ERR(pctrl->syscon)) {
1125 dev_err(&pdev->dev, "unable to get syscon\n");
1126 return PTR_ERR(pctrl->syscon);
1127 }
1128
1129 res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
1130 if (!res) {
1131 dev_err(&pdev->dev, "missing IO resource\n");
1132 return -ENODEV;
1133 }
1134 pctrl->pctrl_offset = res->start;
1135
1136 pctrl->groups = zynq_pctrl_groups;
1137 pctrl->ngroups = ARRAY_SIZE(zynq_pctrl_groups);
1138 pctrl->funcs = zynq_pmux_functions;
1139 pctrl->nfuncs = ARRAY_SIZE(zynq_pmux_functions);
1140
1141 pctrl->pctrl = pinctrl_register(&zynq_desc, &pdev->dev, pctrl);
1142 if (!pctrl->pctrl)
1143 return -ENOMEM;
1144
1145 platform_set_drvdata(pdev, pctrl);
1146
1147 dev_info(&pdev->dev, "zynq pinctrl initialized\n");
1148
1149 return 0;
1150}
1151
1152int zynq_pinctrl_remove(struct platform_device *pdev)
1153{
1154 struct zynq_pinctrl *pctrl = platform_get_drvdata(pdev);
1155
1156 pinctrl_unregister(pctrl->pctrl);
1157
1158 return 0;
1159}
1160
1161static const struct of_device_id zynq_pinctrl_of_match[] = {
1162 { .compatible = "xlnx,pinctrl-zynq" },
1163 { }
1164};
1165MODULE_DEVICE_TABLE(of, zynq_pinctrl_of_match);
1166
1167static struct platform_driver zynq_pinctrl_driver = {
1168 .driver = {
1169 .name = "zynq-pinctrl",
1170 .of_match_table = zynq_pinctrl_of_match,
1171 },
1172 .probe = zynq_pinctrl_probe,
1173 .remove = zynq_pinctrl_remove,
1174};
1175
1176module_platform_driver(zynq_pinctrl_driver);
1177
1178MODULE_AUTHOR("Sören Brinkmann <soren.brinkmann@xilinx.com>");
1179MODULE_DESCRIPTION("Xilinx Zynq pinctrl driver");
1180MODULE_LICENSE("GPL");