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add958ce SB |
1 | /* |
2 | * Zynq pin controller | |
3 | * | |
4 | * Copyright (C) 2014 Xilinx | |
5 | * | |
a7c6f30c | 6 | * Sören Brinkmann <soren.brinkmann@xilinx.com> |
add958ce SB |
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 | */ | |
52 | struct 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 | ||
62 | struct 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 | */ | |
78 | struct 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 | ||
88 | enum 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, | |
83a21727 HB |
104 | ZYNQ_PMUX_spi0_ss, |
105 | ZYNQ_PMUX_spi1_ss, | |
add958ce SB |
106 | ZYNQ_PMUX_sdio0, |
107 | ZYNQ_PMUX_sdio0_pc, | |
108 | ZYNQ_PMUX_sdio0_cd, | |
109 | ZYNQ_PMUX_sdio0_wp, | |
110 | ZYNQ_PMUX_sdio1, | |
111 | ZYNQ_PMUX_sdio1_pc, | |
112 | ZYNQ_PMUX_sdio1_cd, | |
113 | ZYNQ_PMUX_sdio1_wp, | |
114 | ZYNQ_PMUX_smc0_nor, | |
115 | ZYNQ_PMUX_smc0_nor_cs1, | |
116 | ZYNQ_PMUX_smc0_nor_addr25, | |
117 | ZYNQ_PMUX_smc0_nand, | |
118 | ZYNQ_PMUX_ttc0, | |
119 | ZYNQ_PMUX_ttc1, | |
120 | ZYNQ_PMUX_uart0, | |
121 | ZYNQ_PMUX_uart1, | |
122 | ZYNQ_PMUX_usb0, | |
123 | ZYNQ_PMUX_usb1, | |
124 | ZYNQ_PMUX_swdt0, | |
125 | ZYNQ_PMUX_MAX_FUNC | |
126 | }; | |
127 | ||
c0b8555c | 128 | static const struct pinctrl_pin_desc zynq_pins[] = { |
add958ce SB |
129 | PINCTRL_PIN(0, "MIO0"), |
130 | PINCTRL_PIN(1, "MIO1"), | |
131 | PINCTRL_PIN(2, "MIO2"), | |
132 | PINCTRL_PIN(3, "MIO3"), | |
133 | PINCTRL_PIN(4, "MIO4"), | |
134 | PINCTRL_PIN(5, "MIO5"), | |
135 | PINCTRL_PIN(6, "MIO6"), | |
136 | PINCTRL_PIN(7, "MIO7"), | |
137 | PINCTRL_PIN(8, "MIO8"), | |
138 | PINCTRL_PIN(9, "MIO9"), | |
139 | PINCTRL_PIN(10, "MIO10"), | |
140 | PINCTRL_PIN(11, "MIO11"), | |
141 | PINCTRL_PIN(12, "MIO12"), | |
142 | PINCTRL_PIN(13, "MIO13"), | |
143 | PINCTRL_PIN(14, "MIO14"), | |
144 | PINCTRL_PIN(15, "MIO15"), | |
145 | PINCTRL_PIN(16, "MIO16"), | |
146 | PINCTRL_PIN(17, "MIO17"), | |
147 | PINCTRL_PIN(18, "MIO18"), | |
148 | PINCTRL_PIN(19, "MIO19"), | |
149 | PINCTRL_PIN(20, "MIO20"), | |
150 | PINCTRL_PIN(21, "MIO21"), | |
151 | PINCTRL_PIN(22, "MIO22"), | |
152 | PINCTRL_PIN(23, "MIO23"), | |
153 | PINCTRL_PIN(24, "MIO24"), | |
154 | PINCTRL_PIN(25, "MIO25"), | |
155 | PINCTRL_PIN(26, "MIO26"), | |
156 | PINCTRL_PIN(27, "MIO27"), | |
157 | PINCTRL_PIN(28, "MIO28"), | |
158 | PINCTRL_PIN(29, "MIO29"), | |
159 | PINCTRL_PIN(30, "MIO30"), | |
160 | PINCTRL_PIN(31, "MIO31"), | |
161 | PINCTRL_PIN(32, "MIO32"), | |
162 | PINCTRL_PIN(33, "MIO33"), | |
163 | PINCTRL_PIN(34, "MIO34"), | |
164 | PINCTRL_PIN(35, "MIO35"), | |
165 | PINCTRL_PIN(36, "MIO36"), | |
166 | PINCTRL_PIN(37, "MIO37"), | |
167 | PINCTRL_PIN(38, "MIO38"), | |
168 | PINCTRL_PIN(39, "MIO39"), | |
169 | PINCTRL_PIN(40, "MIO40"), | |
170 | PINCTRL_PIN(41, "MIO41"), | |
171 | PINCTRL_PIN(42, "MIO42"), | |
172 | PINCTRL_PIN(43, "MIO43"), | |
173 | PINCTRL_PIN(44, "MIO44"), | |
174 | PINCTRL_PIN(45, "MIO45"), | |
175 | PINCTRL_PIN(46, "MIO46"), | |
176 | PINCTRL_PIN(47, "MIO47"), | |
177 | PINCTRL_PIN(48, "MIO48"), | |
178 | PINCTRL_PIN(49, "MIO49"), | |
179 | PINCTRL_PIN(50, "MIO50"), | |
180 | PINCTRL_PIN(51, "MIO51"), | |
181 | PINCTRL_PIN(52, "MIO52"), | |
182 | PINCTRL_PIN(53, "MIO53"), | |
183 | PINCTRL_PIN(54, "EMIO_SD0_WP"), | |
184 | PINCTRL_PIN(55, "EMIO_SD0_CD"), | |
185 | PINCTRL_PIN(56, "EMIO_SD1_WP"), | |
186 | PINCTRL_PIN(57, "EMIO_SD1_CD"), | |
187 | }; | |
188 | ||
189 | /* pin groups */ | |
190 | static const unsigned int ethernet0_0_pins[] = {16, 17, 18, 19, 20, 21, 22, 23, | |
191 | 24, 25, 26, 27}; | |
192 | static const unsigned int ethernet1_0_pins[] = {28, 29, 30, 31, 32, 33, 34, 35, | |
193 | 36, 37, 38, 39}; | |
194 | static const unsigned int mdio0_0_pins[] = {52, 53}; | |
195 | static const unsigned int mdio1_0_pins[] = {52, 53}; | |
196 | static const unsigned int qspi0_0_pins[] = {1, 2, 3, 4, 5, 6}; | |
197 | ||
198 | static const unsigned int qspi1_0_pins[] = {9, 10, 11, 12, 13}; | |
199 | static const unsigned int qspi_cs1_pins[] = {0}; | |
200 | static const unsigned int qspi_fbclk_pins[] = {8}; | |
83a21727 HB |
201 | static const unsigned int spi0_0_pins[] = {16, 17, 21}; |
202 | static const unsigned int spi0_0_ss0_pins[] = {18}; | |
203 | static const unsigned int spi0_0_ss1_pins[] = {19}; | |
204 | static const unsigned int spi0_0_ss2_pins[] = {20,}; | |
205 | static const unsigned int spi0_1_pins[] = {28, 29, 33}; | |
206 | static const unsigned int spi0_1_ss0_pins[] = {30}; | |
207 | static const unsigned int spi0_1_ss1_pins[] = {31}; | |
208 | static const unsigned int spi0_1_ss2_pins[] = {32}; | |
209 | static const unsigned int spi0_2_pins[] = {40, 41, 45}; | |
210 | static const unsigned int spi0_2_ss0_pins[] = {42}; | |
211 | static const unsigned int spi0_2_ss1_pins[] = {43}; | |
212 | static const unsigned int spi0_2_ss2_pins[] = {44}; | |
213 | static const unsigned int spi1_0_pins[] = {10, 11, 12}; | |
214 | static const unsigned int spi1_0_ss0_pins[] = {13}; | |
215 | static const unsigned int spi1_0_ss1_pins[] = {14}; | |
216 | static const unsigned int spi1_0_ss2_pins[] = {15}; | |
217 | static const unsigned int spi1_1_pins[] = {22, 23, 24}; | |
218 | static const unsigned int spi1_1_ss0_pins[] = {25}; | |
219 | static const unsigned int spi1_1_ss1_pins[] = {26}; | |
220 | static const unsigned int spi1_1_ss2_pins[] = {27}; | |
221 | static const unsigned int spi1_2_pins[] = {34, 35, 36}; | |
222 | static const unsigned int spi1_2_ss0_pins[] = {37}; | |
223 | static const unsigned int spi1_2_ss1_pins[] = {38}; | |
224 | static const unsigned int spi1_2_ss2_pins[] = {39}; | |
225 | static const unsigned int spi1_3_pins[] = {46, 47, 48, 49}; | |
226 | static const unsigned int spi1_3_ss0_pins[] = {49}; | |
227 | static const unsigned int spi1_3_ss1_pins[] = {50}; | |
228 | static const unsigned int spi1_3_ss2_pins[] = {51}; | |
229 | ||
add958ce SB |
230 | static const unsigned int sdio0_0_pins[] = {16, 17, 18, 19, 20, 21}; |
231 | static const unsigned int sdio0_1_pins[] = {28, 29, 30, 31, 32, 33}; | |
232 | static const unsigned int sdio0_2_pins[] = {40, 41, 42, 43, 44, 45}; | |
233 | static const unsigned int sdio1_0_pins[] = {10, 11, 12, 13, 14, 15}; | |
234 | static const unsigned int sdio1_1_pins[] = {22, 23, 24, 25, 26, 27}; | |
235 | static const unsigned int sdio1_2_pins[] = {34, 35, 36, 37, 38, 39}; | |
236 | static const unsigned int sdio1_3_pins[] = {46, 47, 48, 49, 40, 51}; | |
237 | static const unsigned int sdio0_emio_wp_pins[] = {54}; | |
238 | static const unsigned int sdio0_emio_cd_pins[] = {55}; | |
239 | static const unsigned int sdio1_emio_wp_pins[] = {56}; | |
240 | static const unsigned int sdio1_emio_cd_pins[] = {57}; | |
241 | static const unsigned int smc0_nor_pins[] = {0, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, | |
242 | 15, 16, 17, 18, 19, 20, 21, 22, 23, | |
243 | 24, 25, 26, 27, 28, 29, 30, 31, 32, | |
244 | 33, 34, 35, 36, 37, 38, 39}; | |
245 | static const unsigned int smc0_nor_cs1_pins[] = {1}; | |
246 | static const unsigned int smc0_nor_addr25_pins[] = {1}; | |
247 | static const unsigned int smc0_nand_pins[] = {0, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, | |
248 | 12, 13, 14, 16, 17, 18, 19, 20, | |
249 | 21, 22, 23}; | |
250 | /* Note: CAN MIO clock inputs are modeled in the clock framework */ | |
251 | static const unsigned int can0_0_pins[] = {10, 11}; | |
252 | static const unsigned int can0_1_pins[] = {14, 15}; | |
253 | static const unsigned int can0_2_pins[] = {18, 19}; | |
254 | static const unsigned int can0_3_pins[] = {22, 23}; | |
255 | static const unsigned int can0_4_pins[] = {26, 27}; | |
256 | static const unsigned int can0_5_pins[] = {30, 31}; | |
257 | static const unsigned int can0_6_pins[] = {34, 35}; | |
258 | static const unsigned int can0_7_pins[] = {38, 39}; | |
259 | static const unsigned int can0_8_pins[] = {42, 43}; | |
260 | static const unsigned int can0_9_pins[] = {46, 47}; | |
261 | static const unsigned int can0_10_pins[] = {50, 51}; | |
262 | static const unsigned int can1_0_pins[] = {8, 9}; | |
263 | static const unsigned int can1_1_pins[] = {12, 13}; | |
264 | static const unsigned int can1_2_pins[] = {16, 17}; | |
265 | static const unsigned int can1_3_pins[] = {20, 21}; | |
266 | static const unsigned int can1_4_pins[] = {24, 25}; | |
267 | static const unsigned int can1_5_pins[] = {28, 29}; | |
268 | static const unsigned int can1_6_pins[] = {32, 33}; | |
269 | static const unsigned int can1_7_pins[] = {36, 37}; | |
270 | static const unsigned int can1_8_pins[] = {40, 41}; | |
271 | static const unsigned int can1_9_pins[] = {44, 45}; | |
272 | static const unsigned int can1_10_pins[] = {48, 49}; | |
273 | static const unsigned int can1_11_pins[] = {52, 53}; | |
274 | static const unsigned int uart0_0_pins[] = {10, 11}; | |
275 | static const unsigned int uart0_1_pins[] = {14, 15}; | |
276 | static const unsigned int uart0_2_pins[] = {18, 19}; | |
277 | static const unsigned int uart0_3_pins[] = {22, 23}; | |
278 | static const unsigned int uart0_4_pins[] = {26, 27}; | |
279 | static const unsigned int uart0_5_pins[] = {30, 31}; | |
280 | static const unsigned int uart0_6_pins[] = {34, 35}; | |
281 | static const unsigned int uart0_7_pins[] = {38, 39}; | |
282 | static const unsigned int uart0_8_pins[] = {42, 43}; | |
283 | static const unsigned int uart0_9_pins[] = {46, 47}; | |
284 | static const unsigned int uart0_10_pins[] = {50, 51}; | |
285 | static const unsigned int uart1_0_pins[] = {8, 9}; | |
286 | static const unsigned int uart1_1_pins[] = {12, 13}; | |
287 | static const unsigned int uart1_2_pins[] = {16, 17}; | |
288 | static const unsigned int uart1_3_pins[] = {20, 21}; | |
289 | static const unsigned int uart1_4_pins[] = {24, 25}; | |
290 | static const unsigned int uart1_5_pins[] = {28, 29}; | |
291 | static const unsigned int uart1_6_pins[] = {32, 33}; | |
292 | static const unsigned int uart1_7_pins[] = {36, 37}; | |
293 | static const unsigned int uart1_8_pins[] = {40, 41}; | |
294 | static const unsigned int uart1_9_pins[] = {44, 45}; | |
295 | static const unsigned int uart1_10_pins[] = {48, 49}; | |
296 | static const unsigned int uart1_11_pins[] = {52, 53}; | |
297 | static const unsigned int i2c0_0_pins[] = {10, 11}; | |
298 | static const unsigned int i2c0_1_pins[] = {14, 15}; | |
299 | static const unsigned int i2c0_2_pins[] = {18, 19}; | |
300 | static const unsigned int i2c0_3_pins[] = {22, 23}; | |
301 | static const unsigned int i2c0_4_pins[] = {26, 27}; | |
302 | static const unsigned int i2c0_5_pins[] = {30, 31}; | |
303 | static const unsigned int i2c0_6_pins[] = {34, 35}; | |
304 | static const unsigned int i2c0_7_pins[] = {38, 39}; | |
305 | static const unsigned int i2c0_8_pins[] = {42, 43}; | |
306 | static const unsigned int i2c0_9_pins[] = {46, 47}; | |
307 | static const unsigned int i2c0_10_pins[] = {50, 51}; | |
308 | static const unsigned int i2c1_0_pins[] = {12, 13}; | |
309 | static const unsigned int i2c1_1_pins[] = {16, 17}; | |
310 | static const unsigned int i2c1_2_pins[] = {20, 21}; | |
311 | static const unsigned int i2c1_3_pins[] = {24, 25}; | |
312 | static const unsigned int i2c1_4_pins[] = {28, 29}; | |
313 | static const unsigned int i2c1_5_pins[] = {32, 33}; | |
314 | static const unsigned int i2c1_6_pins[] = {36, 37}; | |
315 | static const unsigned int i2c1_7_pins[] = {40, 41}; | |
316 | static const unsigned int i2c1_8_pins[] = {44, 45}; | |
317 | static const unsigned int i2c1_9_pins[] = {48, 49}; | |
318 | static const unsigned int i2c1_10_pins[] = {52, 53}; | |
319 | static const unsigned int ttc0_0_pins[] = {18, 19}; | |
320 | static const unsigned int ttc0_1_pins[] = {30, 31}; | |
321 | static const unsigned int ttc0_2_pins[] = {42, 43}; | |
322 | static const unsigned int ttc1_0_pins[] = {16, 17}; | |
323 | static const unsigned int ttc1_1_pins[] = {28, 29}; | |
324 | static const unsigned int ttc1_2_pins[] = {40, 41}; | |
325 | static const unsigned int swdt0_0_pins[] = {14, 15}; | |
326 | static const unsigned int swdt0_1_pins[] = {26, 27}; | |
327 | static const unsigned int swdt0_2_pins[] = {38, 39}; | |
328 | static const unsigned int swdt0_3_pins[] = {50, 51}; | |
329 | static const unsigned int swdt0_4_pins[] = {52, 53}; | |
330 | static const unsigned int gpio0_0_pins[] = {0}; | |
331 | static const unsigned int gpio0_1_pins[] = {1}; | |
332 | static const unsigned int gpio0_2_pins[] = {2}; | |
333 | static const unsigned int gpio0_3_pins[] = {3}; | |
334 | static const unsigned int gpio0_4_pins[] = {4}; | |
335 | static const unsigned int gpio0_5_pins[] = {5}; | |
336 | static const unsigned int gpio0_6_pins[] = {6}; | |
337 | static const unsigned int gpio0_7_pins[] = {7}; | |
338 | static const unsigned int gpio0_8_pins[] = {8}; | |
339 | static const unsigned int gpio0_9_pins[] = {9}; | |
340 | static const unsigned int gpio0_10_pins[] = {10}; | |
341 | static const unsigned int gpio0_11_pins[] = {11}; | |
342 | static const unsigned int gpio0_12_pins[] = {12}; | |
343 | static const unsigned int gpio0_13_pins[] = {13}; | |
344 | static const unsigned int gpio0_14_pins[] = {14}; | |
345 | static const unsigned int gpio0_15_pins[] = {15}; | |
346 | static const unsigned int gpio0_16_pins[] = {16}; | |
347 | static const unsigned int gpio0_17_pins[] = {17}; | |
348 | static const unsigned int gpio0_18_pins[] = {18}; | |
349 | static const unsigned int gpio0_19_pins[] = {19}; | |
350 | static const unsigned int gpio0_20_pins[] = {20}; | |
351 | static const unsigned int gpio0_21_pins[] = {21}; | |
352 | static const unsigned int gpio0_22_pins[] = {22}; | |
353 | static const unsigned int gpio0_23_pins[] = {23}; | |
354 | static const unsigned int gpio0_24_pins[] = {24}; | |
355 | static const unsigned int gpio0_25_pins[] = {25}; | |
356 | static const unsigned int gpio0_26_pins[] = {26}; | |
357 | static const unsigned int gpio0_27_pins[] = {27}; | |
358 | static const unsigned int gpio0_28_pins[] = {28}; | |
359 | static const unsigned int gpio0_29_pins[] = {29}; | |
360 | static const unsigned int gpio0_30_pins[] = {30}; | |
361 | static const unsigned int gpio0_31_pins[] = {31}; | |
362 | static const unsigned int gpio0_32_pins[] = {32}; | |
363 | static const unsigned int gpio0_33_pins[] = {33}; | |
364 | static const unsigned int gpio0_34_pins[] = {34}; | |
365 | static const unsigned int gpio0_35_pins[] = {35}; | |
366 | static const unsigned int gpio0_36_pins[] = {36}; | |
367 | static const unsigned int gpio0_37_pins[] = {37}; | |
368 | static const unsigned int gpio0_38_pins[] = {38}; | |
369 | static const unsigned int gpio0_39_pins[] = {39}; | |
370 | static const unsigned int gpio0_40_pins[] = {40}; | |
371 | static const unsigned int gpio0_41_pins[] = {41}; | |
372 | static const unsigned int gpio0_42_pins[] = {42}; | |
373 | static const unsigned int gpio0_43_pins[] = {43}; | |
374 | static const unsigned int gpio0_44_pins[] = {44}; | |
375 | static const unsigned int gpio0_45_pins[] = {45}; | |
376 | static const unsigned int gpio0_46_pins[] = {46}; | |
377 | static const unsigned int gpio0_47_pins[] = {47}; | |
378 | static const unsigned int gpio0_48_pins[] = {48}; | |
379 | static const unsigned int gpio0_49_pins[] = {49}; | |
380 | static const unsigned int gpio0_50_pins[] = {50}; | |
381 | static const unsigned int gpio0_51_pins[] = {51}; | |
382 | static const unsigned int gpio0_52_pins[] = {52}; | |
383 | static const unsigned int gpio0_53_pins[] = {53}; | |
8090f791 | 384 | static const unsigned int usb0_0_pins[] = {28, 29, 30, 31, 32, 33, 34, 35, 36, |
add958ce SB |
385 | 37, 38, 39}; |
386 | static const unsigned int usb1_0_pins[] = {40, 41, 42, 43, 44, 45, 46, 47, 48, | |
387 | 49, 50, 51}; | |
388 | ||
389 | #define DEFINE_ZYNQ_PINCTRL_GRP(nm) \ | |
390 | { \ | |
391 | .name = #nm "_grp", \ | |
392 | .pins = nm ## _pins, \ | |
393 | .npins = ARRAY_SIZE(nm ## _pins), \ | |
394 | } | |
395 | ||
4fd24e22 | 396 | static const struct zynq_pctrl_group zynq_pctrl_groups[] = { |
add958ce SB |
397 | DEFINE_ZYNQ_PINCTRL_GRP(ethernet0_0), |
398 | DEFINE_ZYNQ_PINCTRL_GRP(ethernet1_0), | |
399 | DEFINE_ZYNQ_PINCTRL_GRP(mdio0_0), | |
400 | DEFINE_ZYNQ_PINCTRL_GRP(mdio1_0), | |
401 | DEFINE_ZYNQ_PINCTRL_GRP(qspi0_0), | |
402 | DEFINE_ZYNQ_PINCTRL_GRP(qspi1_0), | |
403 | DEFINE_ZYNQ_PINCTRL_GRP(qspi_fbclk), | |
404 | DEFINE_ZYNQ_PINCTRL_GRP(qspi_cs1), | |
405 | DEFINE_ZYNQ_PINCTRL_GRP(spi0_0), | |
83a21727 HB |
406 | DEFINE_ZYNQ_PINCTRL_GRP(spi0_0_ss0), |
407 | DEFINE_ZYNQ_PINCTRL_GRP(spi0_0_ss1), | |
408 | DEFINE_ZYNQ_PINCTRL_GRP(spi0_0_ss2), | |
add958ce | 409 | DEFINE_ZYNQ_PINCTRL_GRP(spi0_1), |
83a21727 HB |
410 | DEFINE_ZYNQ_PINCTRL_GRP(spi0_1_ss0), |
411 | DEFINE_ZYNQ_PINCTRL_GRP(spi0_1_ss1), | |
412 | DEFINE_ZYNQ_PINCTRL_GRP(spi0_1_ss2), | |
add958ce | 413 | DEFINE_ZYNQ_PINCTRL_GRP(spi0_2), |
83a21727 HB |
414 | DEFINE_ZYNQ_PINCTRL_GRP(spi0_2_ss0), |
415 | DEFINE_ZYNQ_PINCTRL_GRP(spi0_2_ss1), | |
416 | DEFINE_ZYNQ_PINCTRL_GRP(spi0_2_ss2), | |
add958ce | 417 | DEFINE_ZYNQ_PINCTRL_GRP(spi1_0), |
83a21727 HB |
418 | DEFINE_ZYNQ_PINCTRL_GRP(spi1_0_ss0), |
419 | DEFINE_ZYNQ_PINCTRL_GRP(spi1_0_ss1), | |
420 | DEFINE_ZYNQ_PINCTRL_GRP(spi1_0_ss2), | |
add958ce | 421 | DEFINE_ZYNQ_PINCTRL_GRP(spi1_1), |
83a21727 HB |
422 | DEFINE_ZYNQ_PINCTRL_GRP(spi1_1_ss0), |
423 | DEFINE_ZYNQ_PINCTRL_GRP(spi1_1_ss1), | |
424 | DEFINE_ZYNQ_PINCTRL_GRP(spi1_1_ss2), | |
add958ce | 425 | DEFINE_ZYNQ_PINCTRL_GRP(spi1_2), |
83a21727 HB |
426 | DEFINE_ZYNQ_PINCTRL_GRP(spi1_2_ss0), |
427 | DEFINE_ZYNQ_PINCTRL_GRP(spi1_2_ss1), | |
428 | DEFINE_ZYNQ_PINCTRL_GRP(spi1_2_ss2), | |
add958ce | 429 | DEFINE_ZYNQ_PINCTRL_GRP(spi1_3), |
83a21727 HB |
430 | DEFINE_ZYNQ_PINCTRL_GRP(spi1_3_ss0), |
431 | DEFINE_ZYNQ_PINCTRL_GRP(spi1_3_ss1), | |
432 | DEFINE_ZYNQ_PINCTRL_GRP(spi1_3_ss2), | |
add958ce SB |
433 | DEFINE_ZYNQ_PINCTRL_GRP(sdio0_0), |
434 | DEFINE_ZYNQ_PINCTRL_GRP(sdio0_1), | |
435 | DEFINE_ZYNQ_PINCTRL_GRP(sdio0_2), | |
436 | DEFINE_ZYNQ_PINCTRL_GRP(sdio1_0), | |
437 | DEFINE_ZYNQ_PINCTRL_GRP(sdio1_1), | |
438 | DEFINE_ZYNQ_PINCTRL_GRP(sdio1_2), | |
439 | DEFINE_ZYNQ_PINCTRL_GRP(sdio1_3), | |
440 | DEFINE_ZYNQ_PINCTRL_GRP(sdio0_emio_wp), | |
441 | DEFINE_ZYNQ_PINCTRL_GRP(sdio0_emio_cd), | |
442 | DEFINE_ZYNQ_PINCTRL_GRP(sdio1_emio_wp), | |
443 | DEFINE_ZYNQ_PINCTRL_GRP(sdio1_emio_cd), | |
444 | DEFINE_ZYNQ_PINCTRL_GRP(smc0_nor), | |
445 | DEFINE_ZYNQ_PINCTRL_GRP(smc0_nor_cs1), | |
446 | DEFINE_ZYNQ_PINCTRL_GRP(smc0_nor_addr25), | |
447 | DEFINE_ZYNQ_PINCTRL_GRP(smc0_nand), | |
448 | DEFINE_ZYNQ_PINCTRL_GRP(can0_0), | |
449 | DEFINE_ZYNQ_PINCTRL_GRP(can0_1), | |
450 | DEFINE_ZYNQ_PINCTRL_GRP(can0_2), | |
451 | DEFINE_ZYNQ_PINCTRL_GRP(can0_3), | |
452 | DEFINE_ZYNQ_PINCTRL_GRP(can0_4), | |
453 | DEFINE_ZYNQ_PINCTRL_GRP(can0_5), | |
454 | DEFINE_ZYNQ_PINCTRL_GRP(can0_6), | |
455 | DEFINE_ZYNQ_PINCTRL_GRP(can0_7), | |
456 | DEFINE_ZYNQ_PINCTRL_GRP(can0_8), | |
457 | DEFINE_ZYNQ_PINCTRL_GRP(can0_9), | |
458 | DEFINE_ZYNQ_PINCTRL_GRP(can0_10), | |
459 | DEFINE_ZYNQ_PINCTRL_GRP(can1_0), | |
460 | DEFINE_ZYNQ_PINCTRL_GRP(can1_1), | |
461 | DEFINE_ZYNQ_PINCTRL_GRP(can1_2), | |
462 | DEFINE_ZYNQ_PINCTRL_GRP(can1_3), | |
463 | DEFINE_ZYNQ_PINCTRL_GRP(can1_4), | |
464 | DEFINE_ZYNQ_PINCTRL_GRP(can1_5), | |
465 | DEFINE_ZYNQ_PINCTRL_GRP(can1_6), | |
466 | DEFINE_ZYNQ_PINCTRL_GRP(can1_7), | |
467 | DEFINE_ZYNQ_PINCTRL_GRP(can1_8), | |
468 | DEFINE_ZYNQ_PINCTRL_GRP(can1_9), | |
469 | DEFINE_ZYNQ_PINCTRL_GRP(can1_10), | |
470 | DEFINE_ZYNQ_PINCTRL_GRP(can1_11), | |
471 | DEFINE_ZYNQ_PINCTRL_GRP(uart0_0), | |
472 | DEFINE_ZYNQ_PINCTRL_GRP(uart0_1), | |
473 | DEFINE_ZYNQ_PINCTRL_GRP(uart0_2), | |
474 | DEFINE_ZYNQ_PINCTRL_GRP(uart0_3), | |
475 | DEFINE_ZYNQ_PINCTRL_GRP(uart0_4), | |
476 | DEFINE_ZYNQ_PINCTRL_GRP(uart0_5), | |
477 | DEFINE_ZYNQ_PINCTRL_GRP(uart0_6), | |
478 | DEFINE_ZYNQ_PINCTRL_GRP(uart0_7), | |
479 | DEFINE_ZYNQ_PINCTRL_GRP(uart0_8), | |
480 | DEFINE_ZYNQ_PINCTRL_GRP(uart0_9), | |
481 | DEFINE_ZYNQ_PINCTRL_GRP(uart0_10), | |
482 | DEFINE_ZYNQ_PINCTRL_GRP(uart1_0), | |
483 | DEFINE_ZYNQ_PINCTRL_GRP(uart1_1), | |
484 | DEFINE_ZYNQ_PINCTRL_GRP(uart1_2), | |
485 | DEFINE_ZYNQ_PINCTRL_GRP(uart1_3), | |
486 | DEFINE_ZYNQ_PINCTRL_GRP(uart1_4), | |
487 | DEFINE_ZYNQ_PINCTRL_GRP(uart1_5), | |
488 | DEFINE_ZYNQ_PINCTRL_GRP(uart1_6), | |
489 | DEFINE_ZYNQ_PINCTRL_GRP(uart1_7), | |
490 | DEFINE_ZYNQ_PINCTRL_GRP(uart1_8), | |
491 | DEFINE_ZYNQ_PINCTRL_GRP(uart1_9), | |
492 | DEFINE_ZYNQ_PINCTRL_GRP(uart1_10), | |
493 | DEFINE_ZYNQ_PINCTRL_GRP(uart1_11), | |
494 | DEFINE_ZYNQ_PINCTRL_GRP(i2c0_0), | |
495 | DEFINE_ZYNQ_PINCTRL_GRP(i2c0_1), | |
496 | DEFINE_ZYNQ_PINCTRL_GRP(i2c0_2), | |
497 | DEFINE_ZYNQ_PINCTRL_GRP(i2c0_3), | |
498 | DEFINE_ZYNQ_PINCTRL_GRP(i2c0_4), | |
499 | DEFINE_ZYNQ_PINCTRL_GRP(i2c0_5), | |
500 | DEFINE_ZYNQ_PINCTRL_GRP(i2c0_6), | |
501 | DEFINE_ZYNQ_PINCTRL_GRP(i2c0_7), | |
502 | DEFINE_ZYNQ_PINCTRL_GRP(i2c0_8), | |
503 | DEFINE_ZYNQ_PINCTRL_GRP(i2c0_9), | |
504 | DEFINE_ZYNQ_PINCTRL_GRP(i2c0_10), | |
505 | DEFINE_ZYNQ_PINCTRL_GRP(i2c1_0), | |
506 | DEFINE_ZYNQ_PINCTRL_GRP(i2c1_1), | |
507 | DEFINE_ZYNQ_PINCTRL_GRP(i2c1_2), | |
508 | DEFINE_ZYNQ_PINCTRL_GRP(i2c1_3), | |
509 | DEFINE_ZYNQ_PINCTRL_GRP(i2c1_4), | |
510 | DEFINE_ZYNQ_PINCTRL_GRP(i2c1_5), | |
511 | DEFINE_ZYNQ_PINCTRL_GRP(i2c1_6), | |
512 | DEFINE_ZYNQ_PINCTRL_GRP(i2c1_7), | |
513 | DEFINE_ZYNQ_PINCTRL_GRP(i2c1_8), | |
514 | DEFINE_ZYNQ_PINCTRL_GRP(i2c1_9), | |
515 | DEFINE_ZYNQ_PINCTRL_GRP(i2c1_10), | |
516 | DEFINE_ZYNQ_PINCTRL_GRP(ttc0_0), | |
517 | DEFINE_ZYNQ_PINCTRL_GRP(ttc0_1), | |
518 | DEFINE_ZYNQ_PINCTRL_GRP(ttc0_2), | |
519 | DEFINE_ZYNQ_PINCTRL_GRP(ttc1_0), | |
520 | DEFINE_ZYNQ_PINCTRL_GRP(ttc1_1), | |
521 | DEFINE_ZYNQ_PINCTRL_GRP(ttc1_2), | |
522 | DEFINE_ZYNQ_PINCTRL_GRP(swdt0_0), | |
523 | DEFINE_ZYNQ_PINCTRL_GRP(swdt0_1), | |
524 | DEFINE_ZYNQ_PINCTRL_GRP(swdt0_2), | |
525 | DEFINE_ZYNQ_PINCTRL_GRP(swdt0_3), | |
526 | DEFINE_ZYNQ_PINCTRL_GRP(swdt0_4), | |
527 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_0), | |
528 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_1), | |
529 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_2), | |
530 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_3), | |
531 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_4), | |
532 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_5), | |
533 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_6), | |
534 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_7), | |
535 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_8), | |
536 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_9), | |
537 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_10), | |
538 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_11), | |
539 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_12), | |
540 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_13), | |
541 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_14), | |
542 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_15), | |
543 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_16), | |
544 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_17), | |
545 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_18), | |
546 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_19), | |
547 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_20), | |
548 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_21), | |
549 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_22), | |
550 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_23), | |
551 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_24), | |
552 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_25), | |
553 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_26), | |
554 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_27), | |
555 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_28), | |
556 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_29), | |
557 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_30), | |
558 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_31), | |
559 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_32), | |
560 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_33), | |
561 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_34), | |
562 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_35), | |
563 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_36), | |
564 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_37), | |
565 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_38), | |
566 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_39), | |
567 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_40), | |
568 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_41), | |
569 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_42), | |
570 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_43), | |
571 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_44), | |
572 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_45), | |
573 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_46), | |
574 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_47), | |
575 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_48), | |
576 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_49), | |
577 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_50), | |
578 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_51), | |
579 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_52), | |
580 | DEFINE_ZYNQ_PINCTRL_GRP(gpio0_53), | |
581 | DEFINE_ZYNQ_PINCTRL_GRP(usb0_0), | |
582 | DEFINE_ZYNQ_PINCTRL_GRP(usb1_0), | |
583 | }; | |
584 | ||
585 | /* function groups */ | |
586 | static const char * const ethernet0_groups[] = {"ethernet0_0_grp"}; | |
587 | static const char * const ethernet1_groups[] = {"ethernet1_0_grp"}; | |
588 | static const char * const usb0_groups[] = {"usb0_0_grp"}; | |
589 | static const char * const usb1_groups[] = {"usb1_0_grp"}; | |
590 | static const char * const mdio0_groups[] = {"mdio0_0_grp"}; | |
591 | static const char * const mdio1_groups[] = {"mdio1_0_grp"}; | |
592 | static const char * const qspi0_groups[] = {"qspi0_0_grp"}; | |
41bd0c52 | 593 | static const char * const qspi1_groups[] = {"qspi1_0_grp"}; |
add958ce SB |
594 | static const char * const qspi_fbclk_groups[] = {"qspi_fbclk_grp"}; |
595 | static const char * const qspi_cs1_groups[] = {"qspi_cs1_grp"}; | |
596 | static const char * const spi0_groups[] = {"spi0_0_grp", "spi0_1_grp", | |
597 | "spi0_2_grp"}; | |
598 | static const char * const spi1_groups[] = {"spi1_0_grp", "spi1_1_grp", | |
599 | "spi1_2_grp", "spi1_3_grp"}; | |
83a21727 HB |
600 | static const char * const spi0_ss_groups[] = {"spi0_0_ss0_grp", |
601 | "spi0_0_ss1_grp", "spi0_0_ss2_grp", "spi0_1_ss0_grp", | |
602 | "spi0_1_ss1_grp", "spi0_1_ss2_grp", "spi0_2_ss0_grp", | |
603 | "spi0_2_ss1_grp", "spi0_2_ss2_grp"}; | |
604 | static const char * const spi1_ss_groups[] = {"spi1_0_ss0_grp", | |
605 | "spi1_0_ss1_grp", "spi1_0_ss2_grp", "spi1_1_ss0_grp", | |
606 | "spi1_1_ss1_grp", "spi1_1_ss2_grp", "spi1_2_ss0_grp", | |
607 | "spi1_2_ss1_grp", "spi1_2_ss2_grp", "spi1_3_ss0_grp", | |
608 | "spi1_3_ss1_grp", "spi1_3_ss2_grp"}; | |
add958ce SB |
609 | static const char * const sdio0_groups[] = {"sdio0_0_grp", "sdio0_1_grp", |
610 | "sdio0_2_grp"}; | |
611 | static const char * const sdio1_groups[] = {"sdio1_0_grp", "sdio1_1_grp", | |
612 | "sdio1_2_grp", "sdio1_3_grp"}; | |
613 | static const char * const sdio0_pc_groups[] = {"gpio0_0_grp", | |
614 | "gpio0_2_grp", "gpio0_4_grp", "gpio0_6_grp", | |
615 | "gpio0_8_grp", "gpio0_10_grp", "gpio0_12_grp", | |
616 | "gpio0_14_grp", "gpio0_16_grp", "gpio0_18_grp", | |
617 | "gpio0_20_grp", "gpio0_22_grp", "gpio0_24_grp", | |
618 | "gpio0_26_grp", "gpio0_28_grp", "gpio0_30_grp", | |
619 | "gpio0_32_grp", "gpio0_34_grp", "gpio0_36_grp", | |
620 | "gpio0_38_grp", "gpio0_40_grp", "gpio0_42_grp", | |
621 | "gpio0_44_grp", "gpio0_46_grp", "gpio0_48_grp", | |
622 | "gpio0_50_grp", "gpio0_52_grp"}; | |
623 | static const char * const sdio1_pc_groups[] = {"gpio0_1_grp", | |
624 | "gpio0_3_grp", "gpio0_5_grp", "gpio0_7_grp", | |
625 | "gpio0_9_grp", "gpio0_11_grp", "gpio0_13_grp", | |
626 | "gpio0_15_grp", "gpio0_17_grp", "gpio0_19_grp", | |
627 | "gpio0_21_grp", "gpio0_23_grp", "gpio0_25_grp", | |
628 | "gpio0_27_grp", "gpio0_29_grp", "gpio0_31_grp", | |
629 | "gpio0_33_grp", "gpio0_35_grp", "gpio0_37_grp", | |
630 | "gpio0_39_grp", "gpio0_41_grp", "gpio0_43_grp", | |
631 | "gpio0_45_grp", "gpio0_47_grp", "gpio0_49_grp", | |
632 | "gpio0_51_grp", "gpio0_53_grp"}; | |
633 | static const char * const sdio0_cd_groups[] = {"gpio0_0_grp", | |
634 | "gpio0_2_grp", "gpio0_4_grp", "gpio0_6_grp", | |
635 | "gpio0_10_grp", "gpio0_12_grp", | |
636 | "gpio0_14_grp", "gpio0_16_grp", "gpio0_18_grp", | |
637 | "gpio0_20_grp", "gpio0_22_grp", "gpio0_24_grp", | |
638 | "gpio0_26_grp", "gpio0_28_grp", "gpio0_30_grp", | |
639 | "gpio0_32_grp", "gpio0_34_grp", "gpio0_36_grp", | |
640 | "gpio0_38_grp", "gpio0_40_grp", "gpio0_42_grp", | |
641 | "gpio0_44_grp", "gpio0_46_grp", "gpio0_48_grp", | |
642 | "gpio0_50_grp", "gpio0_52_grp", "gpio0_1_grp", | |
643 | "gpio0_3_grp", "gpio0_5_grp", | |
644 | "gpio0_9_grp", "gpio0_11_grp", "gpio0_13_grp", | |
645 | "gpio0_15_grp", "gpio0_17_grp", "gpio0_19_grp", | |
646 | "gpio0_21_grp", "gpio0_23_grp", "gpio0_25_grp", | |
647 | "gpio0_27_grp", "gpio0_29_grp", "gpio0_31_grp", | |
648 | "gpio0_33_grp", "gpio0_35_grp", "gpio0_37_grp", | |
649 | "gpio0_39_grp", "gpio0_41_grp", "gpio0_43_grp", | |
650 | "gpio0_45_grp", "gpio0_47_grp", "gpio0_49_grp", | |
651 | "gpio0_51_grp", "gpio0_53_grp", "sdio0_emio_cd_grp"}; | |
652 | static const char * const sdio0_wp_groups[] = {"gpio0_0_grp", | |
653 | "gpio0_2_grp", "gpio0_4_grp", "gpio0_6_grp", | |
654 | "gpio0_10_grp", "gpio0_12_grp", | |
655 | "gpio0_14_grp", "gpio0_16_grp", "gpio0_18_grp", | |
656 | "gpio0_20_grp", "gpio0_22_grp", "gpio0_24_grp", | |
657 | "gpio0_26_grp", "gpio0_28_grp", "gpio0_30_grp", | |
658 | "gpio0_32_grp", "gpio0_34_grp", "gpio0_36_grp", | |
659 | "gpio0_38_grp", "gpio0_40_grp", "gpio0_42_grp", | |
660 | "gpio0_44_grp", "gpio0_46_grp", "gpio0_48_grp", | |
661 | "gpio0_50_grp", "gpio0_52_grp", "gpio0_1_grp", | |
662 | "gpio0_3_grp", "gpio0_5_grp", | |
663 | "gpio0_9_grp", "gpio0_11_grp", "gpio0_13_grp", | |
664 | "gpio0_15_grp", "gpio0_17_grp", "gpio0_19_grp", | |
665 | "gpio0_21_grp", "gpio0_23_grp", "gpio0_25_grp", | |
666 | "gpio0_27_grp", "gpio0_29_grp", "gpio0_31_grp", | |
667 | "gpio0_33_grp", "gpio0_35_grp", "gpio0_37_grp", | |
668 | "gpio0_39_grp", "gpio0_41_grp", "gpio0_43_grp", | |
669 | "gpio0_45_grp", "gpio0_47_grp", "gpio0_49_grp", | |
670 | "gpio0_51_grp", "gpio0_53_grp", "sdio0_emio_wp_grp"}; | |
671 | static const char * const sdio1_cd_groups[] = {"gpio0_0_grp", | |
672 | "gpio0_2_grp", "gpio0_4_grp", "gpio0_6_grp", | |
673 | "gpio0_10_grp", "gpio0_12_grp", | |
674 | "gpio0_14_grp", "gpio0_16_grp", "gpio0_18_grp", | |
675 | "gpio0_20_grp", "gpio0_22_grp", "gpio0_24_grp", | |
676 | "gpio0_26_grp", "gpio0_28_grp", "gpio0_30_grp", | |
677 | "gpio0_32_grp", "gpio0_34_grp", "gpio0_36_grp", | |
678 | "gpio0_38_grp", "gpio0_40_grp", "gpio0_42_grp", | |
679 | "gpio0_44_grp", "gpio0_46_grp", "gpio0_48_grp", | |
680 | "gpio0_50_grp", "gpio0_52_grp", "gpio0_1_grp", | |
681 | "gpio0_3_grp", "gpio0_5_grp", | |
682 | "gpio0_9_grp", "gpio0_11_grp", "gpio0_13_grp", | |
683 | "gpio0_15_grp", "gpio0_17_grp", "gpio0_19_grp", | |
684 | "gpio0_21_grp", "gpio0_23_grp", "gpio0_25_grp", | |
685 | "gpio0_27_grp", "gpio0_29_grp", "gpio0_31_grp", | |
686 | "gpio0_33_grp", "gpio0_35_grp", "gpio0_37_grp", | |
687 | "gpio0_39_grp", "gpio0_41_grp", "gpio0_43_grp", | |
688 | "gpio0_45_grp", "gpio0_47_grp", "gpio0_49_grp", | |
689 | "gpio0_51_grp", "gpio0_53_grp", "sdio1_emio_cd_grp"}; | |
690 | static const char * const sdio1_wp_groups[] = {"gpio0_0_grp", | |
691 | "gpio0_2_grp", "gpio0_4_grp", "gpio0_6_grp", | |
692 | "gpio0_10_grp", "gpio0_12_grp", | |
693 | "gpio0_14_grp", "gpio0_16_grp", "gpio0_18_grp", | |
694 | "gpio0_20_grp", "gpio0_22_grp", "gpio0_24_grp", | |
695 | "gpio0_26_grp", "gpio0_28_grp", "gpio0_30_grp", | |
696 | "gpio0_32_grp", "gpio0_34_grp", "gpio0_36_grp", | |
697 | "gpio0_38_grp", "gpio0_40_grp", "gpio0_42_grp", | |
698 | "gpio0_44_grp", "gpio0_46_grp", "gpio0_48_grp", | |
699 | "gpio0_50_grp", "gpio0_52_grp", "gpio0_1_grp", | |
700 | "gpio0_3_grp", "gpio0_5_grp", | |
701 | "gpio0_9_grp", "gpio0_11_grp", "gpio0_13_grp", | |
702 | "gpio0_15_grp", "gpio0_17_grp", "gpio0_19_grp", | |
703 | "gpio0_21_grp", "gpio0_23_grp", "gpio0_25_grp", | |
704 | "gpio0_27_grp", "gpio0_29_grp", "gpio0_31_grp", | |
705 | "gpio0_33_grp", "gpio0_35_grp", "gpio0_37_grp", | |
706 | "gpio0_39_grp", "gpio0_41_grp", "gpio0_43_grp", | |
707 | "gpio0_45_grp", "gpio0_47_grp", "gpio0_49_grp", | |
708 | "gpio0_51_grp", "gpio0_53_grp", "sdio1_emio_wp_grp"}; | |
2fe2918f | 709 | static const char * const smc0_nor_groups[] = {"smc0_nor_grp"}; |
add958ce SB |
710 | static const char * const smc0_nor_cs1_groups[] = {"smc0_nor_cs1_grp"}; |
711 | static const char * const smc0_nor_addr25_groups[] = {"smc0_nor_addr25_grp"}; | |
2fe2918f | 712 | static const char * const smc0_nand_groups[] = {"smc0_nand_grp"}; |
add958ce SB |
713 | static const char * const can0_groups[] = {"can0_0_grp", "can0_1_grp", |
714 | "can0_2_grp", "can0_3_grp", "can0_4_grp", "can0_5_grp", | |
715 | "can0_6_grp", "can0_7_grp", "can0_8_grp", "can0_9_grp", | |
716 | "can0_10_grp"}; | |
717 | static const char * const can1_groups[] = {"can1_0_grp", "can1_1_grp", | |
718 | "can1_2_grp", "can1_3_grp", "can1_4_grp", "can1_5_grp", | |
719 | "can1_6_grp", "can1_7_grp", "can1_8_grp", "can1_9_grp", | |
720 | "can1_10_grp", "can1_11_grp"}; | |
721 | static const char * const uart0_groups[] = {"uart0_0_grp", "uart0_1_grp", | |
722 | "uart0_2_grp", "uart0_3_grp", "uart0_4_grp", "uart0_5_grp", | |
723 | "uart0_6_grp", "uart0_7_grp", "uart0_8_grp", "uart0_9_grp", | |
724 | "uart0_10_grp"}; | |
725 | static const char * const uart1_groups[] = {"uart1_0_grp", "uart1_1_grp", | |
726 | "uart1_2_grp", "uart1_3_grp", "uart1_4_grp", "uart1_5_grp", | |
727 | "uart1_6_grp", "uart1_7_grp", "uart1_8_grp", "uart1_9_grp", | |
728 | "uart1_10_grp", "uart1_11_grp"}; | |
729 | static const char * const i2c0_groups[] = {"i2c0_0_grp", "i2c0_1_grp", | |
730 | "i2c0_2_grp", "i2c0_3_grp", "i2c0_4_grp", "i2c0_5_grp", | |
731 | "i2c0_6_grp", "i2c0_7_grp", "i2c0_8_grp", "i2c0_9_grp", | |
732 | "i2c0_10_grp"}; | |
733 | static const char * const i2c1_groups[] = {"i2c1_0_grp", "i2c1_1_grp", | |
734 | "i2c1_2_grp", "i2c1_3_grp", "i2c1_4_grp", "i2c1_5_grp", | |
735 | "i2c1_6_grp", "i2c1_7_grp", "i2c1_8_grp", "i2c1_9_grp", | |
736 | "i2c1_10_grp"}; | |
737 | static const char * const ttc0_groups[] = {"ttc0_0_grp", "ttc0_1_grp", | |
738 | "ttc0_2_grp"}; | |
739 | static const char * const ttc1_groups[] = {"ttc1_0_grp", "ttc1_1_grp", | |
740 | "ttc1_2_grp"}; | |
741 | static const char * const swdt0_groups[] = {"swdt0_0_grp", "swdt0_1_grp", | |
742 | "swdt0_2_grp", "swdt0_3_grp", "swdt0_4_grp"}; | |
743 | static const char * const gpio0_groups[] = {"gpio0_0_grp", | |
744 | "gpio0_2_grp", "gpio0_4_grp", "gpio0_6_grp", | |
745 | "gpio0_8_grp", "gpio0_10_grp", "gpio0_12_grp", | |
746 | "gpio0_14_grp", "gpio0_16_grp", "gpio0_18_grp", | |
747 | "gpio0_20_grp", "gpio0_22_grp", "gpio0_24_grp", | |
748 | "gpio0_26_grp", "gpio0_28_grp", "gpio0_30_grp", | |
749 | "gpio0_32_grp", "gpio0_34_grp", "gpio0_36_grp", | |
750 | "gpio0_38_grp", "gpio0_40_grp", "gpio0_42_grp", | |
751 | "gpio0_44_grp", "gpio0_46_grp", "gpio0_48_grp", | |
752 | "gpio0_50_grp", "gpio0_52_grp", "gpio0_1_grp", | |
753 | "gpio0_3_grp", "gpio0_5_grp", "gpio0_7_grp", | |
754 | "gpio0_9_grp", "gpio0_11_grp", "gpio0_13_grp", | |
755 | "gpio0_15_grp", "gpio0_17_grp", "gpio0_19_grp", | |
756 | "gpio0_21_grp", "gpio0_23_grp", "gpio0_25_grp", | |
757 | "gpio0_27_grp", "gpio0_29_grp", "gpio0_31_grp", | |
758 | "gpio0_33_grp", "gpio0_35_grp", "gpio0_37_grp", | |
759 | "gpio0_39_grp", "gpio0_41_grp", "gpio0_43_grp", | |
760 | "gpio0_45_grp", "gpio0_47_grp", "gpio0_49_grp", | |
761 | "gpio0_51_grp", "gpio0_53_grp"}; | |
762 | ||
763 | #define DEFINE_ZYNQ_PINMUX_FUNCTION(fname, mval) \ | |
764 | [ZYNQ_PMUX_##fname] = { \ | |
765 | .name = #fname, \ | |
766 | .groups = fname##_groups, \ | |
767 | .ngroups = ARRAY_SIZE(fname##_groups), \ | |
768 | .mux_val = mval, \ | |
769 | } | |
770 | ||
4f652cea | 771 | #define DEFINE_ZYNQ_PINMUX_FUNCTION_MUX(fname, mval, offset, mask, shift)\ |
add958ce SB |
772 | [ZYNQ_PMUX_##fname] = { \ |
773 | .name = #fname, \ | |
774 | .groups = fname##_groups, \ | |
775 | .ngroups = ARRAY_SIZE(fname##_groups), \ | |
776 | .mux_val = mval, \ | |
4f652cea | 777 | .mux = offset, \ |
add958ce SB |
778 | .mux_mask = mask, \ |
779 | .mux_shift = shift, \ | |
780 | } | |
781 | ||
782 | #define ZYNQ_SDIO_WP_SHIFT 0 | |
783 | #define ZYNQ_SDIO_WP_MASK (0x3f << ZYNQ_SDIO_WP_SHIFT) | |
784 | #define ZYNQ_SDIO_CD_SHIFT 16 | |
785 | #define ZYNQ_SDIO_CD_MASK (0x3f << ZYNQ_SDIO_CD_SHIFT) | |
786 | ||
787 | static const struct zynq_pinmux_function zynq_pmux_functions[] = { | |
788 | DEFINE_ZYNQ_PINMUX_FUNCTION(ethernet0, 1), | |
789 | DEFINE_ZYNQ_PINMUX_FUNCTION(ethernet1, 1), | |
790 | DEFINE_ZYNQ_PINMUX_FUNCTION(usb0, 2), | |
791 | DEFINE_ZYNQ_PINMUX_FUNCTION(usb1, 2), | |
792 | DEFINE_ZYNQ_PINMUX_FUNCTION(mdio0, 0x40), | |
793 | DEFINE_ZYNQ_PINMUX_FUNCTION(mdio1, 0x50), | |
794 | DEFINE_ZYNQ_PINMUX_FUNCTION(qspi0, 1), | |
795 | DEFINE_ZYNQ_PINMUX_FUNCTION(qspi1, 1), | |
796 | DEFINE_ZYNQ_PINMUX_FUNCTION(qspi_fbclk, 1), | |
797 | DEFINE_ZYNQ_PINMUX_FUNCTION(qspi_cs1, 1), | |
798 | DEFINE_ZYNQ_PINMUX_FUNCTION(spi0, 0x50), | |
799 | DEFINE_ZYNQ_PINMUX_FUNCTION(spi1, 0x50), | |
83a21727 HB |
800 | DEFINE_ZYNQ_PINMUX_FUNCTION(spi0_ss, 0x50), |
801 | DEFINE_ZYNQ_PINMUX_FUNCTION(spi1_ss, 0x50), | |
add958ce SB |
802 | DEFINE_ZYNQ_PINMUX_FUNCTION(sdio0, 0x40), |
803 | DEFINE_ZYNQ_PINMUX_FUNCTION(sdio0_pc, 0xc), | |
5cf021d5 | 804 | DEFINE_ZYNQ_PINMUX_FUNCTION_MUX(sdio0_wp, 0, 0x130, ZYNQ_SDIO_WP_MASK, |
add958ce | 805 | ZYNQ_SDIO_WP_SHIFT), |
5cf021d5 | 806 | DEFINE_ZYNQ_PINMUX_FUNCTION_MUX(sdio0_cd, 0, 0x130, ZYNQ_SDIO_CD_MASK, |
add958ce SB |
807 | ZYNQ_SDIO_CD_SHIFT), |
808 | DEFINE_ZYNQ_PINMUX_FUNCTION(sdio1, 0x40), | |
809 | DEFINE_ZYNQ_PINMUX_FUNCTION(sdio1_pc, 0xc), | |
5cf021d5 | 810 | DEFINE_ZYNQ_PINMUX_FUNCTION_MUX(sdio1_wp, 0, 0x134, ZYNQ_SDIO_WP_MASK, |
add958ce | 811 | ZYNQ_SDIO_WP_SHIFT), |
5cf021d5 | 812 | DEFINE_ZYNQ_PINMUX_FUNCTION_MUX(sdio1_cd, 0, 0x134, ZYNQ_SDIO_CD_MASK, |
add958ce SB |
813 | ZYNQ_SDIO_CD_SHIFT), |
814 | DEFINE_ZYNQ_PINMUX_FUNCTION(smc0_nor, 4), | |
815 | DEFINE_ZYNQ_PINMUX_FUNCTION(smc0_nor_cs1, 8), | |
816 | DEFINE_ZYNQ_PINMUX_FUNCTION(smc0_nor_addr25, 4), | |
817 | DEFINE_ZYNQ_PINMUX_FUNCTION(smc0_nand, 8), | |
818 | DEFINE_ZYNQ_PINMUX_FUNCTION(can0, 0x10), | |
819 | DEFINE_ZYNQ_PINMUX_FUNCTION(can1, 0x10), | |
820 | DEFINE_ZYNQ_PINMUX_FUNCTION(uart0, 0x70), | |
821 | DEFINE_ZYNQ_PINMUX_FUNCTION(uart1, 0x70), | |
822 | DEFINE_ZYNQ_PINMUX_FUNCTION(i2c0, 0x20), | |
823 | DEFINE_ZYNQ_PINMUX_FUNCTION(i2c1, 0x20), | |
824 | DEFINE_ZYNQ_PINMUX_FUNCTION(ttc0, 0x60), | |
825 | DEFINE_ZYNQ_PINMUX_FUNCTION(ttc1, 0x60), | |
826 | DEFINE_ZYNQ_PINMUX_FUNCTION(swdt0, 0x30), | |
827 | DEFINE_ZYNQ_PINMUX_FUNCTION(gpio0, 0), | |
828 | }; | |
829 | ||
830 | ||
831 | /* pinctrl */ | |
832 | static int zynq_pctrl_get_groups_count(struct pinctrl_dev *pctldev) | |
833 | { | |
834 | struct zynq_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); | |
835 | ||
836 | return pctrl->ngroups; | |
837 | } | |
838 | ||
839 | static const char *zynq_pctrl_get_group_name(struct pinctrl_dev *pctldev, | |
840 | unsigned selector) | |
841 | { | |
842 | struct zynq_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); | |
843 | ||
844 | return pctrl->groups[selector].name; | |
845 | } | |
846 | ||
847 | static int zynq_pctrl_get_group_pins(struct pinctrl_dev *pctldev, | |
848 | unsigned selector, | |
849 | const unsigned **pins, | |
850 | unsigned *num_pins) | |
851 | { | |
852 | struct zynq_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); | |
853 | ||
854 | *pins = pctrl->groups[selector].pins; | |
855 | *num_pins = pctrl->groups[selector].npins; | |
856 | ||
857 | return 0; | |
858 | } | |
859 | ||
860 | static const struct pinctrl_ops zynq_pctrl_ops = { | |
861 | .get_groups_count = zynq_pctrl_get_groups_count, | |
862 | .get_group_name = zynq_pctrl_get_group_name, | |
863 | .get_group_pins = zynq_pctrl_get_group_pins, | |
864 | .dt_node_to_map = pinconf_generic_dt_node_to_map_all, | |
d32f7fd3 | 865 | .dt_free_map = pinctrl_utils_free_map, |
add958ce SB |
866 | }; |
867 | ||
868 | /* pinmux */ | |
869 | static int zynq_pmux_get_functions_count(struct pinctrl_dev *pctldev) | |
870 | { | |
871 | struct zynq_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); | |
872 | ||
873 | return pctrl->nfuncs; | |
874 | } | |
875 | ||
876 | static const char *zynq_pmux_get_function_name(struct pinctrl_dev *pctldev, | |
877 | unsigned selector) | |
878 | { | |
879 | struct zynq_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); | |
880 | ||
881 | return pctrl->funcs[selector].name; | |
882 | } | |
883 | ||
884 | static int zynq_pmux_get_function_groups(struct pinctrl_dev *pctldev, | |
885 | unsigned selector, | |
886 | const char * const **groups, | |
887 | unsigned * const num_groups) | |
888 | { | |
889 | struct zynq_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); | |
890 | ||
891 | *groups = pctrl->funcs[selector].groups; | |
892 | *num_groups = pctrl->funcs[selector].ngroups; | |
893 | return 0; | |
894 | } | |
895 | ||
896 | static int zynq_pinmux_set_mux(struct pinctrl_dev *pctldev, | |
897 | unsigned function, | |
898 | unsigned group) | |
899 | { | |
900 | int i, ret; | |
901 | struct zynq_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); | |
902 | const struct zynq_pctrl_group *pgrp = &pctrl->groups[group]; | |
903 | const struct zynq_pinmux_function *func = &pctrl->funcs[function]; | |
904 | ||
905 | /* | |
906 | * SD WP & CD are special. They have dedicated registers | |
907 | * to mux them in | |
908 | */ | |
909 | if (function == ZYNQ_PMUX_sdio0_cd || function == ZYNQ_PMUX_sdio0_wp || | |
910 | function == ZYNQ_PMUX_sdio1_cd || | |
911 | function == ZYNQ_PMUX_sdio1_wp) { | |
912 | u32 reg; | |
913 | ||
914 | ret = regmap_read(pctrl->syscon, | |
915 | pctrl->pctrl_offset + func->mux, ®); | |
916 | if (ret) | |
917 | return ret; | |
918 | ||
919 | reg &= ~func->mux_mask; | |
920 | reg |= pgrp->pins[0] << func->mux_shift; | |
921 | ret = regmap_write(pctrl->syscon, | |
922 | pctrl->pctrl_offset + func->mux, reg); | |
923 | if (ret) | |
924 | return ret; | |
925 | } else { | |
926 | for (i = 0; i < pgrp->npins; i++) { | |
927 | unsigned int pin = pgrp->pins[i]; | |
928 | u32 reg, addr = pctrl->pctrl_offset + (4 * pin); | |
929 | ||
930 | ret = regmap_read(pctrl->syscon, addr, ®); | |
931 | if (ret) | |
932 | return ret; | |
933 | ||
934 | reg &= ~ZYNQ_PINMUX_MUX_MASK; | |
935 | reg |= func->mux_val << ZYNQ_PINMUX_MUX_SHIFT; | |
936 | ret = regmap_write(pctrl->syscon, addr, reg); | |
937 | if (ret) | |
938 | return ret; | |
939 | } | |
940 | } | |
941 | ||
942 | return 0; | |
943 | } | |
944 | ||
945 | static const struct pinmux_ops zynq_pinmux_ops = { | |
946 | .get_functions_count = zynq_pmux_get_functions_count, | |
947 | .get_function_name = zynq_pmux_get_function_name, | |
948 | .get_function_groups = zynq_pmux_get_function_groups, | |
949 | .set_mux = zynq_pinmux_set_mux, | |
950 | }; | |
951 | ||
952 | /* pinconfig */ | |
953 | #define ZYNQ_PINCONF_TRISTATE BIT(0) | |
954 | #define ZYNQ_PINCONF_SPEED BIT(8) | |
955 | #define ZYNQ_PINCONF_PULLUP BIT(12) | |
956 | #define ZYNQ_PINCONF_DISABLE_RECVR BIT(13) | |
957 | ||
958 | #define ZYNQ_PINCONF_IOTYPE_SHIFT 9 | |
959 | #define ZYNQ_PINCONF_IOTYPE_MASK (7 << ZYNQ_PINCONF_IOTYPE_SHIFT) | |
960 | ||
961 | enum zynq_io_standards { | |
962 | zynq_iostd_min, | |
963 | zynq_iostd_lvcmos18, | |
964 | zynq_iostd_lvcmos25, | |
965 | zynq_iostd_lvcmos33, | |
966 | zynq_iostd_hstl, | |
967 | zynq_iostd_max | |
968 | }; | |
969 | ||
970 | /** | |
971 | * enum zynq_pin_config_param - possible pin configuration parameters | |
972 | * @PIN_CONFIG_IOSTANDARD: if the pin can select an IO standard, the argument to | |
973 | * this parameter (on a custom format) tells the driver which alternative | |
974 | * IO standard to use. | |
975 | */ | |
976 | enum zynq_pin_config_param { | |
977 | PIN_CONFIG_IOSTANDARD = PIN_CONFIG_END + 1, | |
978 | }; | |
979 | ||
f684e4ac | 980 | static const struct pinconf_generic_params zynq_dt_params[] = { |
add958ce SB |
981 | {"io-standard", PIN_CONFIG_IOSTANDARD, zynq_iostd_lvcmos18}, |
982 | }; | |
983 | ||
4f06266a | 984 | #ifdef CONFIG_DEBUG_FS |
add958ce SB |
985 | static const struct pin_config_item zynq_conf_items[ARRAY_SIZE(zynq_dt_params)] = { |
986 | PCONFDUMP(PIN_CONFIG_IOSTANDARD, "IO-standard", NULL, true), | |
987 | }; | |
4f06266a | 988 | #endif |
add958ce SB |
989 | |
990 | static unsigned int zynq_pinconf_iostd_get(u32 reg) | |
991 | { | |
992 | return (reg & ZYNQ_PINCONF_IOTYPE_MASK) >> ZYNQ_PINCONF_IOTYPE_SHIFT; | |
993 | } | |
994 | ||
995 | static int zynq_pinconf_cfg_get(struct pinctrl_dev *pctldev, | |
996 | unsigned pin, | |
997 | unsigned long *config) | |
998 | { | |
999 | u32 reg; | |
1000 | int ret; | |
1001 | unsigned int arg = 0; | |
1002 | unsigned int param = pinconf_to_config_param(*config); | |
1003 | struct zynq_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); | |
1004 | ||
1005 | if (pin >= ZYNQ_NUM_MIOS) | |
1006 | return -ENOTSUPP; | |
1007 | ||
1008 | ret = regmap_read(pctrl->syscon, pctrl->pctrl_offset + (4 * pin), ®); | |
1009 | if (ret) | |
1010 | return -EIO; | |
1011 | ||
1012 | switch (param) { | |
1013 | case PIN_CONFIG_BIAS_PULL_UP: | |
1014 | if (!(reg & ZYNQ_PINCONF_PULLUP)) | |
1015 | return -EINVAL; | |
1016 | arg = 1; | |
1017 | break; | |
1018 | case PIN_CONFIG_BIAS_HIGH_IMPEDANCE: | |
1019 | if (!(reg & ZYNQ_PINCONF_TRISTATE)) | |
1020 | return -EINVAL; | |
1021 | arg = 1; | |
1022 | break; | |
1023 | case PIN_CONFIG_BIAS_DISABLE: | |
1024 | if (reg & ZYNQ_PINCONF_PULLUP || reg & ZYNQ_PINCONF_TRISTATE) | |
1025 | return -EINVAL; | |
1026 | break; | |
1027 | case PIN_CONFIG_SLEW_RATE: | |
1028 | arg = !!(reg & ZYNQ_PINCONF_SPEED); | |
1029 | break; | |
1030 | case PIN_CONFIG_LOW_POWER_MODE: | |
1031 | { | |
1032 | enum zynq_io_standards iostd = zynq_pinconf_iostd_get(reg); | |
1033 | ||
1034 | if (iostd != zynq_iostd_hstl) | |
1035 | return -EINVAL; | |
1036 | if (!(reg & ZYNQ_PINCONF_DISABLE_RECVR)) | |
1037 | return -EINVAL; | |
1038 | arg = !!(reg & ZYNQ_PINCONF_DISABLE_RECVR); | |
1039 | break; | |
1040 | } | |
1041 | case PIN_CONFIG_IOSTANDARD: | |
1042 | arg = zynq_pinconf_iostd_get(reg); | |
1043 | break; | |
1044 | default: | |
1045 | return -ENOTSUPP; | |
1046 | } | |
1047 | ||
1048 | *config = pinconf_to_config_packed(param, arg); | |
1049 | return 0; | |
1050 | } | |
1051 | ||
1052 | static int zynq_pinconf_cfg_set(struct pinctrl_dev *pctldev, | |
1053 | unsigned pin, | |
1054 | unsigned long *configs, | |
1055 | unsigned num_configs) | |
1056 | { | |
1057 | int i, ret; | |
1058 | u32 reg; | |
1059 | u32 pullup = 0; | |
1060 | u32 tristate = 0; | |
1061 | struct zynq_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); | |
1062 | ||
1063 | if (pin >= ZYNQ_NUM_MIOS) | |
1064 | return -ENOTSUPP; | |
1065 | ||
1066 | ret = regmap_read(pctrl->syscon, pctrl->pctrl_offset + (4 * pin), ®); | |
1067 | if (ret) | |
1068 | return -EIO; | |
1069 | ||
1070 | for (i = 0; i < num_configs; i++) { | |
1071 | unsigned int param = pinconf_to_config_param(configs[i]); | |
1072 | unsigned int arg = pinconf_to_config_argument(configs[i]); | |
1073 | ||
1074 | switch (param) { | |
1075 | case PIN_CONFIG_BIAS_PULL_UP: | |
1076 | pullup = ZYNQ_PINCONF_PULLUP; | |
1077 | break; | |
1078 | case PIN_CONFIG_BIAS_HIGH_IMPEDANCE: | |
1079 | tristate = ZYNQ_PINCONF_TRISTATE; | |
1080 | break; | |
1081 | case PIN_CONFIG_BIAS_DISABLE: | |
1082 | reg &= ~(ZYNQ_PINCONF_PULLUP | ZYNQ_PINCONF_TRISTATE); | |
1083 | break; | |
1084 | case PIN_CONFIG_SLEW_RATE: | |
1085 | if (arg) | |
1086 | reg |= ZYNQ_PINCONF_SPEED; | |
1087 | else | |
1088 | reg &= ~ZYNQ_PINCONF_SPEED; | |
1089 | ||
1090 | break; | |
1091 | case PIN_CONFIG_IOSTANDARD: | |
1092 | if (arg <= zynq_iostd_min || arg >= zynq_iostd_max) { | |
1093 | dev_warn(pctldev->dev, | |
1094 | "unsupported IO standard '%u'\n", | |
1095 | param); | |
1096 | break; | |
1097 | } | |
1098 | reg &= ~ZYNQ_PINCONF_IOTYPE_MASK; | |
1099 | reg |= arg << ZYNQ_PINCONF_IOTYPE_SHIFT; | |
1100 | break; | |
1101 | case PIN_CONFIG_LOW_POWER_MODE: | |
1102 | if (arg) | |
1103 | reg |= ZYNQ_PINCONF_DISABLE_RECVR; | |
1104 | else | |
1105 | reg &= ~ZYNQ_PINCONF_DISABLE_RECVR; | |
1106 | ||
1107 | break; | |
1108 | default: | |
1109 | dev_warn(pctldev->dev, | |
1110 | "unsupported configuration parameter '%u'\n", | |
1111 | param); | |
1112 | continue; | |
1113 | } | |
1114 | } | |
1115 | ||
1116 | if (tristate || pullup) { | |
1117 | reg &= ~(ZYNQ_PINCONF_PULLUP | ZYNQ_PINCONF_TRISTATE); | |
1118 | reg |= tristate | pullup; | |
1119 | } | |
1120 | ||
1121 | ret = regmap_write(pctrl->syscon, pctrl->pctrl_offset + (4 * pin), reg); | |
1122 | if (ret) | |
1123 | return -EIO; | |
1124 | ||
1125 | return 0; | |
1126 | } | |
1127 | ||
1128 | static int zynq_pinconf_group_set(struct pinctrl_dev *pctldev, | |
1129 | unsigned selector, | |
1130 | unsigned long *configs, | |
1131 | unsigned num_configs) | |
1132 | { | |
1133 | int i, ret; | |
1134 | struct zynq_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev); | |
1135 | const struct zynq_pctrl_group *pgrp = &pctrl->groups[selector]; | |
1136 | ||
1137 | for (i = 0; i < pgrp->npins; i++) { | |
1138 | ret = zynq_pinconf_cfg_set(pctldev, pgrp->pins[i], configs, | |
1139 | num_configs); | |
1140 | if (ret) | |
1141 | return ret; | |
1142 | } | |
1143 | ||
1144 | return 0; | |
1145 | } | |
1146 | ||
1147 | static const struct pinconf_ops zynq_pinconf_ops = { | |
1148 | .is_generic = true, | |
1149 | .pin_config_get = zynq_pinconf_cfg_get, | |
1150 | .pin_config_set = zynq_pinconf_cfg_set, | |
1151 | .pin_config_group_set = zynq_pinconf_group_set, | |
1152 | }; | |
1153 | ||
1154 | static struct pinctrl_desc zynq_desc = { | |
1155 | .name = "zynq_pinctrl", | |
1156 | .pins = zynq_pins, | |
1157 | .npins = ARRAY_SIZE(zynq_pins), | |
1158 | .pctlops = &zynq_pctrl_ops, | |
1159 | .pmxops = &zynq_pinmux_ops, | |
1160 | .confops = &zynq_pinconf_ops, | |
f684e4ac LW |
1161 | .num_custom_params = ARRAY_SIZE(zynq_dt_params), |
1162 | .custom_params = zynq_dt_params, | |
4f06266a | 1163 | #ifdef CONFIG_DEBUG_FS |
f684e4ac | 1164 | .custom_conf_items = zynq_conf_items, |
4f06266a | 1165 | #endif |
add958ce SB |
1166 | .owner = THIS_MODULE, |
1167 | }; | |
1168 | ||
1169 | static int zynq_pinctrl_probe(struct platform_device *pdev) | |
1170 | ||
1171 | { | |
1172 | struct resource *res; | |
1173 | struct zynq_pinctrl *pctrl; | |
1174 | ||
1175 | pctrl = devm_kzalloc(&pdev->dev, sizeof(*pctrl), GFP_KERNEL); | |
1176 | if (!pctrl) | |
1177 | return -ENOMEM; | |
1178 | ||
1179 | pctrl->syscon = syscon_regmap_lookup_by_phandle(pdev->dev.of_node, | |
1180 | "syscon"); | |
1181 | if (IS_ERR(pctrl->syscon)) { | |
1182 | dev_err(&pdev->dev, "unable to get syscon\n"); | |
1183 | return PTR_ERR(pctrl->syscon); | |
1184 | } | |
1185 | ||
1186 | res = platform_get_resource(pdev, IORESOURCE_MEM, 0); | |
1187 | if (!res) { | |
1188 | dev_err(&pdev->dev, "missing IO resource\n"); | |
1189 | return -ENODEV; | |
1190 | } | |
1191 | pctrl->pctrl_offset = res->start; | |
1192 | ||
1193 | pctrl->groups = zynq_pctrl_groups; | |
1194 | pctrl->ngroups = ARRAY_SIZE(zynq_pctrl_groups); | |
1195 | pctrl->funcs = zynq_pmux_functions; | |
1196 | pctrl->nfuncs = ARRAY_SIZE(zynq_pmux_functions); | |
1197 | ||
3024f920 | 1198 | pctrl->pctrl = devm_pinctrl_register(&pdev->dev, &zynq_desc, pctrl); |
323de9ef MY |
1199 | if (IS_ERR(pctrl->pctrl)) |
1200 | return PTR_ERR(pctrl->pctrl); | |
add958ce SB |
1201 | |
1202 | platform_set_drvdata(pdev, pctrl); | |
1203 | ||
1204 | dev_info(&pdev->dev, "zynq pinctrl initialized\n"); | |
1205 | ||
1206 | return 0; | |
1207 | } | |
1208 | ||
add958ce SB |
1209 | static const struct of_device_id zynq_pinctrl_of_match[] = { |
1210 | { .compatible = "xlnx,pinctrl-zynq" }, | |
1211 | { } | |
1212 | }; | |
1213 | MODULE_DEVICE_TABLE(of, zynq_pinctrl_of_match); | |
1214 | ||
1215 | static struct platform_driver zynq_pinctrl_driver = { | |
1216 | .driver = { | |
1217 | .name = "zynq-pinctrl", | |
1218 | .of_match_table = zynq_pinctrl_of_match, | |
1219 | }, | |
1220 | .probe = zynq_pinctrl_probe, | |
add958ce SB |
1221 | }; |
1222 | ||
13e3008f ML |
1223 | static int __init zynq_pinctrl_init(void) |
1224 | { | |
1225 | return platform_driver_register(&zynq_pinctrl_driver); | |
1226 | } | |
1227 | arch_initcall(zynq_pinctrl_init); | |
1228 | ||
1229 | static void __exit zynq_pinctrl_exit(void) | |
1230 | { | |
1231 | platform_driver_unregister(&zynq_pinctrl_driver); | |
1232 | } | |
1233 | module_exit(zynq_pinctrl_exit); | |
add958ce | 1234 | |
a7c6f30c | 1235 | MODULE_AUTHOR("Sören Brinkmann <soren.brinkmann@xilinx.com>"); |
add958ce SB |
1236 | MODULE_DESCRIPTION("Xilinx Zynq pinctrl driver"); |
1237 | MODULE_LICENSE("GPL"); |