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ACPI / debugger: Fix regression introduced by IS_ERR_VALUE() removal
[linux-2.6-block.git] / drivers / pinctrl / pinctrl-zynq.c
CommitLineData
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 */
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,
83a21727
HB		 104 ZYNQ_PMUX_spi0_ss,
105 ZYNQ_PMUX_spi1_ss,
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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 128static 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 */
190static const unsigned int ethernet0_0_pins[] = {16, 17, 18, 19, 20, 21, 22, 23,
191 24, 25, 26, 27};
192static const unsigned int ethernet1_0_pins[] = {28, 29, 30, 31, 32, 33, 34, 35,
193 36, 37, 38, 39};
194static const unsigned int mdio0_0_pins[] = {52, 53};
195static const unsigned int mdio1_0_pins[] = {52, 53};
196static const unsigned int qspi0_0_pins[] = {1, 2, 3, 4, 5, 6};
197
198static const unsigned int qspi1_0_pins[] = {9, 10, 11, 12, 13};
199static const unsigned int qspi_cs1_pins[] = {0};
200static const unsigned int qspi_fbclk_pins[] = {8};
83a21727
HB		 201static const unsigned int spi0_0_pins[] = {16, 17, 21};
202static const unsigned int spi0_0_ss0_pins[] = {18};
203static const unsigned int spi0_0_ss1_pins[] = {19};
204static const unsigned int spi0_0_ss2_pins[] = {20,};
205static const unsigned int spi0_1_pins[] = {28, 29, 33};
206static const unsigned int spi0_1_ss0_pins[] = {30};
207static const unsigned int spi0_1_ss1_pins[] = {31};
208static const unsigned int spi0_1_ss2_pins[] = {32};
209static const unsigned int spi0_2_pins[] = {40, 41, 45};
210static const unsigned int spi0_2_ss0_pins[] = {42};
211static const unsigned int spi0_2_ss1_pins[] = {43};
212static const unsigned int spi0_2_ss2_pins[] = {44};
213static const unsigned int spi1_0_pins[] = {10, 11, 12};
214static const unsigned int spi1_0_ss0_pins[] = {13};
215static const unsigned int spi1_0_ss1_pins[] = {14};
216static const unsigned int spi1_0_ss2_pins[] = {15};
217static const unsigned int spi1_1_pins[] = {22, 23, 24};
218static const unsigned int spi1_1_ss0_pins[] = {25};
219static const unsigned int spi1_1_ss1_pins[] = {26};
220static const unsigned int spi1_1_ss2_pins[] = {27};
221static const unsigned int spi1_2_pins[] = {34, 35, 36};
222static const unsigned int spi1_2_ss0_pins[] = {37};
223static const unsigned int spi1_2_ss1_pins[] = {38};
224static const unsigned int spi1_2_ss2_pins[] = {39};
225static const unsigned int spi1_3_pins[] = {46, 47, 48, 49};
226static const unsigned int spi1_3_ss0_pins[] = {49};
227static const unsigned int spi1_3_ss1_pins[] = {50};
228static const unsigned int spi1_3_ss2_pins[] = {51};
229
add958ce
SB		 230static const unsigned int sdio0_0_pins[] = {16, 17, 18, 19, 20, 21};
231static const unsigned int sdio0_1_pins[] = {28, 29, 30, 31, 32, 33};
232static const unsigned int sdio0_2_pins[] = {40, 41, 42, 43, 44, 45};
233static const unsigned int sdio1_0_pins[] = {10, 11, 12, 13, 14, 15};
234static const unsigned int sdio1_1_pins[] = {22, 23, 24, 25, 26, 27};
235static const unsigned int sdio1_2_pins[] = {34, 35, 36, 37, 38, 39};
236static const unsigned int sdio1_3_pins[] = {46, 47, 48, 49, 40, 51};
237static const unsigned int sdio0_emio_wp_pins[] = {54};
238static const unsigned int sdio0_emio_cd_pins[] = {55};
239static const unsigned int sdio1_emio_wp_pins[] = {56};
240static const unsigned int sdio1_emio_cd_pins[] = {57};
241static 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};
245static const unsigned int smc0_nor_cs1_pins[] = {1};
246static const unsigned int smc0_nor_addr25_pins[] = {1};
247static 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 */
251static const unsigned int can0_0_pins[] = {10, 11};
252static const unsigned int can0_1_pins[] = {14, 15};
253static const unsigned int can0_2_pins[] = {18, 19};
254static const unsigned int can0_3_pins[] = {22, 23};
255static const unsigned int can0_4_pins[] = {26, 27};
256static const unsigned int can0_5_pins[] = {30, 31};
257static const unsigned int can0_6_pins[] = {34, 35};
258static const unsigned int can0_7_pins[] = {38, 39};
259static const unsigned int can0_8_pins[] = {42, 43};
260static const unsigned int can0_9_pins[] = {46, 47};
261static const unsigned int can0_10_pins[] = {50, 51};
262static const unsigned int can1_0_pins[] = {8, 9};
263static const unsigned int can1_1_pins[] = {12, 13};
264static const unsigned int can1_2_pins[] = {16, 17};
265static const unsigned int can1_3_pins[] = {20, 21};
266static const unsigned int can1_4_pins[] = {24, 25};
267static const unsigned int can1_5_pins[] = {28, 29};
268static const unsigned int can1_6_pins[] = {32, 33};
269static const unsigned int can1_7_pins[] = {36, 37};
270static const unsigned int can1_8_pins[] = {40, 41};
271static const unsigned int can1_9_pins[] = {44, 45};
272static const unsigned int can1_10_pins[] = {48, 49};
273static const unsigned int can1_11_pins[] = {52, 53};
274static const unsigned int uart0_0_pins[] = {10, 11};
275static const unsigned int uart0_1_pins[] = {14, 15};
276static const unsigned int uart0_2_pins[] = {18, 19};
277static const unsigned int uart0_3_pins[] = {22, 23};
278static const unsigned int uart0_4_pins[] = {26, 27};
279static const unsigned int uart0_5_pins[] = {30, 31};
280static const unsigned int uart0_6_pins[] = {34, 35};
281static const unsigned int uart0_7_pins[] = {38, 39};
282static const unsigned int uart0_8_pins[] = {42, 43};
283static const unsigned int uart0_9_pins[] = {46, 47};
284static const unsigned int uart0_10_pins[] = {50, 51};
285static const unsigned int uart1_0_pins[] = {8, 9};
286static const unsigned int uart1_1_pins[] = {12, 13};
287static const unsigned int uart1_2_pins[] = {16, 17};
288static const unsigned int uart1_3_pins[] = {20, 21};
289static const unsigned int uart1_4_pins[] = {24, 25};
290static const unsigned int uart1_5_pins[] = {28, 29};
291static const unsigned int uart1_6_pins[] = {32, 33};
292static const unsigned int uart1_7_pins[] = {36, 37};
293static const unsigned int uart1_8_pins[] = {40, 41};
294static const unsigned int uart1_9_pins[] = {44, 45};
295static const unsigned int uart1_10_pins[] = {48, 49};
296static const unsigned int uart1_11_pins[] = {52, 53};
297static const unsigned int i2c0_0_pins[] = {10, 11};
298static const unsigned int i2c0_1_pins[] = {14, 15};
299static const unsigned int i2c0_2_pins[] = {18, 19};
300static const unsigned int i2c0_3_pins[] = {22, 23};
301static const unsigned int i2c0_4_pins[] = {26, 27};
302static const unsigned int i2c0_5_pins[] = {30, 31};
303static const unsigned int i2c0_6_pins[] = {34, 35};
304static const unsigned int i2c0_7_pins[] = {38, 39};
305static const unsigned int i2c0_8_pins[] = {42, 43};
306static const unsigned int i2c0_9_pins[] = {46, 47};
307static const unsigned int i2c0_10_pins[] = {50, 51};
308static const unsigned int i2c1_0_pins[] = {12, 13};
309static const unsigned int i2c1_1_pins[] = {16, 17};
310static const unsigned int i2c1_2_pins[] = {20, 21};
311static const unsigned int i2c1_3_pins[] = {24, 25};
312static const unsigned int i2c1_4_pins[] = {28, 29};
313static const unsigned int i2c1_5_pins[] = {32, 33};
314static const unsigned int i2c1_6_pins[] = {36, 37};
315static const unsigned int i2c1_7_pins[] = {40, 41};
316static const unsigned int i2c1_8_pins[] = {44, 45};
317static const unsigned int i2c1_9_pins[] = {48, 49};
318static const unsigned int i2c1_10_pins[] = {52, 53};
319static const unsigned int ttc0_0_pins[] = {18, 19};
320static const unsigned int ttc0_1_pins[] = {30, 31};
321static const unsigned int ttc0_2_pins[] = {42, 43};
322static const unsigned int ttc1_0_pins[] = {16, 17};
323static const unsigned int ttc1_1_pins[] = {28, 29};
324static const unsigned int ttc1_2_pins[] = {40, 41};
325static const unsigned int swdt0_0_pins[] = {14, 15};
326static const unsigned int swdt0_1_pins[] = {26, 27};
327static const unsigned int swdt0_2_pins[] = {38, 39};
328static const unsigned int swdt0_3_pins[] = {50, 51};
329static const unsigned int swdt0_4_pins[] = {52, 53};
330static const unsigned int gpio0_0_pins[] = {0};
331static const unsigned int gpio0_1_pins[] = {1};
332static const unsigned int gpio0_2_pins[] = {2};
333static const unsigned int gpio0_3_pins[] = {3};
334static const unsigned int gpio0_4_pins[] = {4};
335static const unsigned int gpio0_5_pins[] = {5};
336static const unsigned int gpio0_6_pins[] = {6};
337static const unsigned int gpio0_7_pins[] = {7};
338static const unsigned int gpio0_8_pins[] = {8};
339static const unsigned int gpio0_9_pins[] = {9};
340static const unsigned int gpio0_10_pins[] = {10};
341static const unsigned int gpio0_11_pins[] = {11};
342static const unsigned int gpio0_12_pins[] = {12};
343static const unsigned int gpio0_13_pins[] = {13};
344static const unsigned int gpio0_14_pins[] = {14};
345static const unsigned int gpio0_15_pins[] = {15};
346static const unsigned int gpio0_16_pins[] = {16};
347static const unsigned int gpio0_17_pins[] = {17};
348static const unsigned int gpio0_18_pins[] = {18};
349static const unsigned int gpio0_19_pins[] = {19};
350static const unsigned int gpio0_20_pins[] = {20};
351static const unsigned int gpio0_21_pins[] = {21};
352static const unsigned int gpio0_22_pins[] = {22};
353static const unsigned int gpio0_23_pins[] = {23};
354static const unsigned int gpio0_24_pins[] = {24};
355static const unsigned int gpio0_25_pins[] = {25};
356static const unsigned int gpio0_26_pins[] = {26};
357static const unsigned int gpio0_27_pins[] = {27};
358static const unsigned int gpio0_28_pins[] = {28};
359static const unsigned int gpio0_29_pins[] = {29};
360static const unsigned int gpio0_30_pins[] = {30};
361static const unsigned int gpio0_31_pins[] = {31};
362static const unsigned int gpio0_32_pins[] = {32};
363static const unsigned int gpio0_33_pins[] = {33};
364static const unsigned int gpio0_34_pins[] = {34};
365static const unsigned int gpio0_35_pins[] = {35};
366static const unsigned int gpio0_36_pins[] = {36};
367static const unsigned int gpio0_37_pins[] = {37};
368static const unsigned int gpio0_38_pins[] = {38};
369static const unsigned int gpio0_39_pins[] = {39};
370static const unsigned int gpio0_40_pins[] = {40};
371static const unsigned int gpio0_41_pins[] = {41};
372static const unsigned int gpio0_42_pins[] = {42};
373static const unsigned int gpio0_43_pins[] = {43};
374static const unsigned int gpio0_44_pins[] = {44};
375static const unsigned int gpio0_45_pins[] = {45};
376static const unsigned int gpio0_46_pins[] = {46};
377static const unsigned int gpio0_47_pins[] = {47};
378static const unsigned int gpio0_48_pins[] = {48};
379static const unsigned int gpio0_49_pins[] = {49};
380static const unsigned int gpio0_50_pins[] = {50};
381static const unsigned int gpio0_51_pins[] = {51};
382static const unsigned int gpio0_52_pins[] = {52};
383static const unsigned int gpio0_53_pins[] = {53};
8090f791 384static const unsigned int usb0_0_pins[] = {28, 29, 30, 31, 32, 33, 34, 35, 36,
add958ce
SB		 385 37, 38, 39};
386static 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 396static 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 */
586static const char * const ethernet0_groups[] = {"ethernet0_0_grp"};
587static const char * const ethernet1_groups[] = {"ethernet1_0_grp"};
588static const char * const usb0_groups[] = {"usb0_0_grp"};
589static const char * const usb1_groups[] = {"usb1_0_grp"};
590static const char * const mdio0_groups[] = {"mdio0_0_grp"};
591static const char * const mdio1_groups[] = {"mdio1_0_grp"};
592static const char * const qspi0_groups[] = {"qspi0_0_grp"};
41bd0c52 593static const char * const qspi1_groups[] = {"qspi1_0_grp"};
add958ce
SB		 594static const char * const qspi_fbclk_groups[] = {"qspi_fbclk_grp"};
595static const char * const qspi_cs1_groups[] = {"qspi_cs1_grp"};
596static const char * const spi0_groups[] = {"spi0_0_grp", "spi0_1_grp",
597 "spi0_2_grp"};
598static const char * const spi1_groups[] = {"spi1_0_grp", "spi1_1_grp",
599 "spi1_2_grp", "spi1_3_grp"};
83a21727
HB		 600static 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"};
604static 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		 609static const char * const sdio0_groups[] = {"sdio0_0_grp", "sdio0_1_grp",
610 "sdio0_2_grp"};
611static const char * const sdio1_groups[] = {"sdio1_0_grp", "sdio1_1_grp",
612 "sdio1_2_grp", "sdio1_3_grp"};
613static 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"};
623static 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"};
633static 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"};
652static 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"};
671static 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"};
690static 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 709static const char * const smc0_nor_groups[] = {"smc0_nor_grp"};
add958ce
SB		 710static const char * const smc0_nor_cs1_groups[] = {"smc0_nor_cs1_grp"};
711static const char * const smc0_nor_addr25_groups[] = {"smc0_nor_addr25_grp"};
2fe2918f 712static const char * const smc0_nand_groups[] = {"smc0_nand_grp"};
add958ce
SB		 713static 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"};
717static 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"};
721static 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"};
725static 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"};
729static 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"};
733static 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"};
737static const char * const ttc0_groups[] = {"ttc0_0_grp", "ttc0_1_grp",
738 "ttc0_2_grp"};
739static const char * const ttc1_groups[] = {"ttc1_0_grp", "ttc1_1_grp",
740 "ttc1_2_grp"};
741static const char * const swdt0_groups[] = {"swdt0_0_grp", "swdt0_1_grp",
742 "swdt0_2_grp", "swdt0_3_grp", "swdt0_4_grp"};
743static 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
787static 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 */
832static 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
839static 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
847static 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
860static 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 */
869static 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
876static 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
884static 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
896static 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, &reg);
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, &reg);
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
945static 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
961enum 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 */
976enum zynq_pin_config_param {
977 PIN_CONFIG_IOSTANDARD = PIN_CONFIG_END + 1,
978};
979
f684e4ac 980static 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		 985static 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
990static unsigned int zynq_pinconf_iostd_get(u32 reg)
991{
992 return (reg & ZYNQ_PINCONF_IOTYPE_MASK) >> ZYNQ_PINCONF_IOTYPE_SHIFT;
993}
994
995static 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), &reg);
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
1052static 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), &reg);
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
1128static 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
1147static 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
1154static 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
1169static 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		 1209static const struct of_device_id zynq_pinctrl_of_match[] = {
1210 { .compatible = "xlnx,pinctrl-zynq" },
1211 { }
1212};
1213MODULE_DEVICE_TABLE(of, zynq_pinctrl_of_match);
1214
1215static 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		 1223static int __init zynq_pinctrl_init(void)
1224{
1225 return platform_driver_register(&zynq_pinctrl_driver);
1226}
1227arch_initcall(zynq_pinctrl_init);
1228
1229static void __exit zynq_pinctrl_exit(void)
1230{
1231 platform_driver_unregister(&zynq_pinctrl_driver);
1232}
1233module_exit(zynq_pinctrl_exit);
add958ce 1234
a7c6f30c 1235MODULE_AUTHOR("Sören Brinkmann <soren.brinkmann@xilinx.com>");
add958ce
SB		 1236MODULE_DESCRIPTION("Xilinx Zynq pinctrl driver");
1237MODULE_LICENSE("GPL");
Linux 6.x block layer and io_uring tree(s)