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Merge tag 'mac80211-for-davem-2015-12-02' of git://git.kernel.org/pub/scm/linux/kerne...
[deliverable/linux.git] / drivers / clk / clk-qoriq.c
CommitLineData
555eae97
TY		 1/*
2 * Copyright 2013 Freescale Semiconductor, Inc.
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
7 *
93a17c05 8 * clock driver for Freescale QorIQ SoCs.
555eae97 9 */
c88b2b66
EM		 10
11#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
12
0dfc86b3 13#include <linux/clk.h>
555eae97 14#include <linux/clk-provider.h>
0dfc86b3 15#include <linux/fsl/guts.h>
555eae97
TY		 16#include <linux/io.h>
17#include <linux/kernel.h>
18#include <linux/module.h>
c11eede6 19#include <linux/of_address.h>
555eae97
TY		 20#include <linux/of_platform.h>
21#include <linux/of.h>
22#include <linux/slab.h>
23
0dfc86b3
SW		 24#define PLL_DIV1 0
25#define PLL_DIV2 1
26#define PLL_DIV3 2
27#define PLL_DIV4 3
28
29#define PLATFORM_PLL 0
30#define CGA_PLL1 1
31#define CGA_PLL2 2
32#define CGA_PLL3 3
33#define CGA_PLL4 4 /* only on clockgen-1.0, which lacks CGB */
34#define CGB_PLL1 4
35#define CGB_PLL2 5
36
37struct clockgen_pll_div {
38 struct clk *clk;
39 char name[32];
40};
41
42struct clockgen_pll {
43 struct clockgen_pll_div div[4];
44};
45
46#define CLKSEL_VALID 1
47#define CLKSEL_80PCT 2 /* Only allowed if PLL <= 80% of max cpu freq */
48
49struct clockgen_sourceinfo {
50 u32 flags; /* CLKSEL_xxx */
51 int pll; /* CGx_PLLn */
52 int div; /* PLL_DIVn */
53};
54
55#define NUM_MUX_PARENTS 16
56
57struct clockgen_muxinfo {
58 struct clockgen_sourceinfo clksel[NUM_MUX_PARENTS];
59};
60
61#define NUM_HWACCEL 5
62#define NUM_CMUX 8
63
64struct clockgen;
65
66/*
67 * cmux freq must be >= platform pll.
68 * If not set, cmux freq must be >= platform pll/2
69 */
70#define CG_CMUX_GE_PLAT 1
9e19ca2f 71
0dfc86b3 72#define CG_PLL_8BIT 2 /* PLLCnGSR[CFG] is 8 bits, not 6 */
9e19ca2f
SW		 73#define CG_VER3 4 /* version 3 cg: reg layout different */
74#define CG_LITTLE_ENDIAN 8
0dfc86b3
SW		 75
76struct clockgen_chipinfo {
77 const char *compat, *guts_compat;
78 const struct clockgen_muxinfo *cmux_groups[2];
79 const struct clockgen_muxinfo *hwaccel[NUM_HWACCEL];
80 void (*init_periph)(struct clockgen *cg);
81 int cmux_to_group[NUM_CMUX]; /* -1 terminates if fewer than NUM_CMUX */
82 u32 pll_mask; /* 1 << n bit set if PLL n is valid */
83 u32 flags; /* CG_xxx */
84};
85
86struct clockgen {
87 struct device_node *node;
88 void __iomem *regs;
89 struct clockgen_chipinfo info; /* mutable copy */
90 struct clk *sysclk;
91 struct clockgen_pll pll[6];
92 struct clk *cmux[NUM_CMUX];
93 struct clk *hwaccel[NUM_HWACCEL];
94 struct clk *fman[2];
95 struct ccsr_guts __iomem *guts;
96};
97
98static struct clockgen clockgen;
99
9e19ca2f
SW		 100static void cg_out(struct clockgen *cg, u32 val, u32 __iomem *reg)
101{
102 if (cg->info.flags & CG_LITTLE_ENDIAN)
103 iowrite32(val, reg);
104 else
105 iowrite32be(val, reg);
106}
107
108static u32 cg_in(struct clockgen *cg, u32 __iomem *reg)
109{
110 u32 val;
111
112 if (cg->info.flags & CG_LITTLE_ENDIAN)
113 val = ioread32(reg);
114 else
115 val = ioread32be(reg);
116
117 return val;
118}
119
0dfc86b3
SW		 120static const struct clockgen_muxinfo p2041_cmux_grp1 = {
121 {
122 [0] = { CLKSEL_VALID, CGA_PLL1, PLL_DIV1 },
123 [1] = { CLKSEL_VALID, CGA_PLL1, PLL_DIV2 },
124 [4] = { CLKSEL_VALID, CGA_PLL2, PLL_DIV1 },
125 }
126};
127
128static const struct clockgen_muxinfo p2041_cmux_grp2 = {
129 {
130 [0] = { CLKSEL_VALID, CGA_PLL1, PLL_DIV1 },
2c7693e0
SW		 131 [4] = { CLKSEL_VALID, CGA_PLL2, PLL_DIV1 },
132 [5] = { CLKSEL_VALID, CGA_PLL2, PLL_DIV2 },
0dfc86b3
SW		 133 }
134};
135
136static const struct clockgen_muxinfo p5020_cmux_grp1 = {
137 {
138 [0] = { CLKSEL_VALID, CGA_PLL1, PLL_DIV1 },
139 [1] = { CLKSEL_VALID, CGA_PLL1, PLL_DIV2 },
140 [4] = { CLKSEL_VALID | CLKSEL_80PCT, CGA_PLL2, PLL_DIV1 },
141 }
142};
143
144static const struct clockgen_muxinfo p5020_cmux_grp2 = {
145 {
146 [0] = { CLKSEL_VALID | CLKSEL_80PCT, CGA_PLL1, PLL_DIV1 },
147 [4] = { CLKSEL_VALID, CGA_PLL2, PLL_DIV1 },
148 [5] = { CLKSEL_VALID, CGA_PLL2, PLL_DIV2 },
149 }
150};
151
152static const struct clockgen_muxinfo p5040_cmux_grp1 = {
153 {
154 [0] = { CLKSEL_VALID, CGA_PLL1, PLL_DIV1 },
155 [1] = { CLKSEL_VALID, CGA_PLL1, PLL_DIV2 },
156 [4] = { CLKSEL_VALID | CLKSEL_80PCT, CGA_PLL2, PLL_DIV1 },
157 [5] = { CLKSEL_VALID | CLKSEL_80PCT, CGA_PLL2, PLL_DIV2 },
158 }
159};
160
161static const struct clockgen_muxinfo p5040_cmux_grp2 = {
162 {
163 [0] = { CLKSEL_VALID | CLKSEL_80PCT, CGA_PLL1, PLL_DIV1 },
164 [1] = { CLKSEL_VALID | CLKSEL_80PCT, CGA_PLL1, PLL_DIV2 },
165 [4] = { CLKSEL_VALID, CGA_PLL2, PLL_DIV1 },
166 [5] = { CLKSEL_VALID, CGA_PLL2, PLL_DIV2 },
167 }
168};
169
170static const struct clockgen_muxinfo p4080_cmux_grp1 = {
171 {
172 [0] = { CLKSEL_VALID, CGA_PLL1, PLL_DIV1 },
173 [1] = { CLKSEL_VALID, CGA_PLL1, PLL_DIV2 },
174 [4] = { CLKSEL_VALID, CGA_PLL2, PLL_DIV1 },
175 [5] = { CLKSEL_VALID, CGA_PLL2, PLL_DIV2 },
176 [8] = { CLKSEL_VALID | CLKSEL_80PCT, CGA_PLL3, PLL_DIV1 },
177 }
178};
179
180static const struct clockgen_muxinfo p4080_cmux_grp2 = {
181 {
182 [0] = { CLKSEL_VALID | CLKSEL_80PCT, CGA_PLL1, PLL_DIV1 },
183 [8] = { CLKSEL_VALID, CGA_PLL3, PLL_DIV1 },
184 [9] = { CLKSEL_VALID, CGA_PLL3, PLL_DIV2 },
185 [12] = { CLKSEL_VALID, CGA_PLL4, PLL_DIV1 },
186 [13] = { CLKSEL_VALID, CGA_PLL4, PLL_DIV2 },
187 }
188};
189
190static const struct clockgen_muxinfo t1023_cmux = {
191 {
192 [0] = { CLKSEL_VALID, CGA_PLL1, PLL_DIV1 },
193 [1] = { CLKSEL_VALID, CGA_PLL1, PLL_DIV2 },
194 }
195};
196
197static const struct clockgen_muxinfo t1040_cmux = {
198 {
199 [0] = { CLKSEL_VALID, CGA_PLL1, PLL_DIV1 },
200 [1] = { CLKSEL_VALID, CGA_PLL1, PLL_DIV2 },
201 [4] = { CLKSEL_VALID, CGA_PLL2, PLL_DIV1 },
202 [5] = { CLKSEL_VALID, CGA_PLL2, PLL_DIV2 },
203 }
204};
205
206
207static const struct clockgen_muxinfo clockgen2_cmux_cga = {
208 {
209 { CLKSEL_VALID, CGA_PLL1, PLL_DIV1 },
210 { CLKSEL_VALID, CGA_PLL1, PLL_DIV2 },
211 { CLKSEL_VALID, CGA_PLL1, PLL_DIV4 },
212 {},
213 { CLKSEL_VALID, CGA_PLL2, PLL_DIV1 },
214 { CLKSEL_VALID, CGA_PLL2, PLL_DIV2 },
215 { CLKSEL_VALID, CGA_PLL2, PLL_DIV4 },
216 {},
217 { CLKSEL_VALID, CGA_PLL3, PLL_DIV1 },
218 { CLKSEL_VALID, CGA_PLL3, PLL_DIV2 },
219 { CLKSEL_VALID, CGA_PLL3, PLL_DIV4 },
220 },
221};
222
223static const struct clockgen_muxinfo clockgen2_cmux_cga12 = {
224 {
225 { CLKSEL_VALID, CGA_PLL1, PLL_DIV1 },
226 { CLKSEL_VALID, CGA_PLL1, PLL_DIV2 },
227 { CLKSEL_VALID, CGA_PLL1, PLL_DIV4 },
228 {},
229 { CLKSEL_VALID, CGA_PLL2, PLL_DIV1 },
230 { CLKSEL_VALID, CGA_PLL2, PLL_DIV2 },
231 { CLKSEL_VALID, CGA_PLL2, PLL_DIV4 },
232 },
233};
234
235static const struct clockgen_muxinfo clockgen2_cmux_cgb = {
236 {
237 { CLKSEL_VALID, CGB_PLL1, PLL_DIV1 },
238 { CLKSEL_VALID, CGB_PLL1, PLL_DIV2 },
239 { CLKSEL_VALID, CGB_PLL1, PLL_DIV4 },
240 {},
241 { CLKSEL_VALID, CGB_PLL2, PLL_DIV1 },
242 { CLKSEL_VALID, CGB_PLL2, PLL_DIV2 },
243 { CLKSEL_VALID, CGB_PLL2, PLL_DIV4 },
244 },
245};
246
e994412c
HZ		 247static const struct clockgen_muxinfo ls1043a_hwa1 = {
248 {
249 {},
250 {},
251 { CLKSEL_VALID, CGA_PLL1, PLL_DIV2 },
252 { CLKSEL_VALID, CGA_PLL1, PLL_DIV3 },
253 {},
254 {},
255 { CLKSEL_VALID, CGA_PLL2, PLL_DIV2 },
256 { CLKSEL_VALID, CGA_PLL2, PLL_DIV3 },
257 },
258};
259
260static const struct clockgen_muxinfo ls1043a_hwa2 = {
261 {
262 {},
263 { CLKSEL_VALID, CGA_PLL2, PLL_DIV1 },
264 {},
265 { CLKSEL_VALID, CGA_PLL2, PLL_DIV3 },
266 },
267};
268
0dfc86b3
SW		 269static const struct clockgen_muxinfo t1023_hwa1 = {
270 {
271 {},
272 { CLKSEL_VALID, CGA_PLL1, PLL_DIV1 },
273 { CLKSEL_VALID, CGA_PLL1, PLL_DIV2 },
274 { CLKSEL_VALID, CGA_PLL1, PLL_DIV3 },
275 },
276};
277
278static const struct clockgen_muxinfo t1023_hwa2 = {
279 {
280 [6] = { CLKSEL_VALID, CGA_PLL1, PLL_DIV2 },
281 },
282};
283
284static const struct clockgen_muxinfo t2080_hwa1 = {
285 {
286 {},
287 { CLKSEL_VALID, CGA_PLL1, PLL_DIV1 },
288 { CLKSEL_VALID, CGA_PLL1, PLL_DIV2 },
289 { CLKSEL_VALID, CGA_PLL1, PLL_DIV3 },
290 { CLKSEL_VALID, CGA_PLL1, PLL_DIV4 },
291 { CLKSEL_VALID, PLATFORM_PLL, PLL_DIV1 },
292 { CLKSEL_VALID, CGA_PLL2, PLL_DIV2 },
293 { CLKSEL_VALID, CGA_PLL2, PLL_DIV3 },
294 },
295};
296
297static const struct clockgen_muxinfo t2080_hwa2 = {
298 {
299 {},
300 { CLKSEL_VALID, CGA_PLL2, PLL_DIV1 },
301 { CLKSEL_VALID, CGA_PLL2, PLL_DIV2 },
302 { CLKSEL_VALID, CGA_PLL2, PLL_DIV3 },
303 { CLKSEL_VALID, CGA_PLL2, PLL_DIV4 },
304 { CLKSEL_VALID, PLATFORM_PLL, PLL_DIV1 },
305 { CLKSEL_VALID, CGA_PLL1, PLL_DIV2 },
306 { CLKSEL_VALID, CGA_PLL1, PLL_DIV3 },
307 },
308};
309
310static const struct clockgen_muxinfo t4240_hwa1 = {
311 {
312 { CLKSEL_VALID, PLATFORM_PLL, PLL_DIV2 },
313 { CLKSEL_VALID, CGA_PLL1, PLL_DIV1 },
314 { CLKSEL_VALID, CGA_PLL1, PLL_DIV2 },
315 { CLKSEL_VALID, CGA_PLL1, PLL_DIV3 },
316 { CLKSEL_VALID, CGA_PLL1, PLL_DIV4 },
317 {},
318 { CLKSEL_VALID, CGA_PLL2, PLL_DIV2 },
319 { CLKSEL_VALID, CGA_PLL2, PLL_DIV3 },
320 },
321};
322
323static const struct clockgen_muxinfo t4240_hwa4 = {
324 {
325 [2] = { CLKSEL_VALID, CGB_PLL1, PLL_DIV2 },
326 [3] = { CLKSEL_VALID, CGB_PLL1, PLL_DIV3 },
327 [4] = { CLKSEL_VALID, CGB_PLL1, PLL_DIV4 },
328 [5] = { CLKSEL_VALID, PLATFORM_PLL, PLL_DIV1 },
329 [6] = { CLKSEL_VALID, CGB_PLL2, PLL_DIV2 },
330 },
331};
332
333static const struct clockgen_muxinfo t4240_hwa5 = {
334 {
335 [2] = { CLKSEL_VALID, CGB_PLL2, PLL_DIV2 },
336 [3] = { CLKSEL_VALID, CGB_PLL2, PLL_DIV3 },
337 [4] = { CLKSEL_VALID, CGB_PLL2, PLL_DIV4 },
338 [5] = { CLKSEL_VALID, PLATFORM_PLL, PLL_DIV1 },
339 [6] = { CLKSEL_VALID, CGB_PLL1, PLL_DIV2 },
340 [7] = { CLKSEL_VALID, CGB_PLL1, PLL_DIV3 },
341 },
342};
343
344#define RCWSR7_FM1_CLK_SEL 0x40000000
345#define RCWSR7_FM2_CLK_SEL 0x20000000
346#define RCWSR7_HWA_ASYNC_DIV 0x04000000
347
348static void __init p2041_init_periph(struct clockgen *cg)
349{
350 u32 reg;
351
352 reg = ioread32be(&cg->guts->rcwsr[7]);
353
354 if (reg & RCWSR7_FM1_CLK_SEL)
355 cg->fman[0] = cg->pll[CGA_PLL2].div[PLL_DIV2].clk;
356 else
357 cg->fman[0] = cg->pll[PLATFORM_PLL].div[PLL_DIV2].clk;
358}
359
360static void __init p4080_init_periph(struct clockgen *cg)
361{
362 u32 reg;
363
364 reg = ioread32be(&cg->guts->rcwsr[7]);
365
366 if (reg & RCWSR7_FM1_CLK_SEL)
367 cg->fman[0] = cg->pll[CGA_PLL3].div[PLL_DIV2].clk;
368 else
369 cg->fman[0] = cg->pll[PLATFORM_PLL].div[PLL_DIV2].clk;
370
371 if (reg & RCWSR7_FM2_CLK_SEL)
372 cg->fman[1] = cg->pll[CGA_PLL3].div[PLL_DIV2].clk;
373 else
374 cg->fman[1] = cg->pll[PLATFORM_PLL].div[PLL_DIV2].clk;
375}
376
377static void __init p5020_init_periph(struct clockgen *cg)
378{
379 u32 reg;
380 int div = PLL_DIV2;
381
382 reg = ioread32be(&cg->guts->rcwsr[7]);
383 if (reg & RCWSR7_HWA_ASYNC_DIV)
384 div = PLL_DIV4;
385
386 if (reg & RCWSR7_FM1_CLK_SEL)
387 cg->fman[0] = cg->pll[CGA_PLL2].div[div].clk;
388 else
389 cg->fman[0] = cg->pll[PLATFORM_PLL].div[PLL_DIV2].clk;
390}
391
392static void __init p5040_init_periph(struct clockgen *cg)
393{
394 u32 reg;
395 int div = PLL_DIV2;
396
397 reg = ioread32be(&cg->guts->rcwsr[7]);
398 if (reg & RCWSR7_HWA_ASYNC_DIV)
399 div = PLL_DIV4;
400
401 if (reg & RCWSR7_FM1_CLK_SEL)
402 cg->fman[0] = cg->pll[CGA_PLL3].div[div].clk;
403 else
404 cg->fman[0] = cg->pll[PLATFORM_PLL].div[PLL_DIV2].clk;
405
406 if (reg & RCWSR7_FM2_CLK_SEL)
407 cg->fman[1] = cg->pll[CGA_PLL3].div[div].clk;
408 else
409 cg->fman[1] = cg->pll[PLATFORM_PLL].div[PLL_DIV2].clk;
410}
411
412static void __init t1023_init_periph(struct clockgen *cg)
413{
414 cg->fman[0] = cg->hwaccel[1];
415}
416
417static void __init t1040_init_periph(struct clockgen *cg)
418{
419 cg->fman[0] = cg->pll[PLATFORM_PLL].div[PLL_DIV1].clk;
420}
421
422static void __init t2080_init_periph(struct clockgen *cg)
423{
424 cg->fman[0] = cg->hwaccel[0];
425}
426
427static void __init t4240_init_periph(struct clockgen *cg)
428{
429 cg->fman[0] = cg->hwaccel[3];
430 cg->fman[1] = cg->hwaccel[4];
431}
432
433static const struct clockgen_chipinfo chipinfo[] = {
434 {
435 .compat = "fsl,b4420-clockgen",
436 .guts_compat = "fsl,b4860-device-config",
437 .init_periph = t2080_init_periph,
438 .cmux_groups = {
439 &clockgen2_cmux_cga12, &clockgen2_cmux_cgb
440 },
441 .hwaccel = {
442 &t2080_hwa1
443 },
444 .cmux_to_group = {
445 0, 1, 1, 1, -1
446 },
447 .pll_mask = 0x3f,
448 .flags = CG_PLL_8BIT,
449 },
450 {
451 .compat = "fsl,b4860-clockgen",
452 .guts_compat = "fsl,b4860-device-config",
453 .init_periph = t2080_init_periph,
454 .cmux_groups = {
455 &clockgen2_cmux_cga12, &clockgen2_cmux_cgb
456 },
457 .hwaccel = {
458 &t2080_hwa1
459 },
460 .cmux_to_group = {
461 0, 1, 1, 1, -1
462 },
463 .pll_mask = 0x3f,
464 .flags = CG_PLL_8BIT,
465 },
466 {
467 .compat = "fsl,ls1021a-clockgen",
468 .cmux_groups = {
469 &t1023_cmux
470 },
471 .cmux_to_group = {
472 0, -1
473 },
474 .pll_mask = 0x03,
475 },
e994412c
HZ		 476 {
477 .compat = "fsl,ls1043a-clockgen",
478 .init_periph = t2080_init_periph,
479 .cmux_groups = {
480 &t1040_cmux
481 },
482 .hwaccel = {
483 &ls1043a_hwa1, &ls1043a_hwa2
484 },
485 .cmux_to_group = {
486 0, -1
487 },
488 .pll_mask = 0x07,
489 .flags = CG_PLL_8BIT,
490 },
9e19ca2f
SW		 491 {
492 .compat = "fsl,ls2080a-clockgen",
493 .cmux_groups = {
494 &clockgen2_cmux_cga12, &clockgen2_cmux_cgb
495 },
496 .cmux_to_group = {
497 0, 0, 1, 1, -1
498 },
499 .pll_mask = 0x37,
500 .flags = CG_VER3 | CG_LITTLE_ENDIAN,
501 },
0dfc86b3
SW		 502 {
503 .compat = "fsl,p2041-clockgen",
504 .guts_compat = "fsl,qoriq-device-config-1.0",
505 .init_periph = p2041_init_periph,
506 .cmux_groups = {
507 &p2041_cmux_grp1, &p2041_cmux_grp2
508 },
509 .cmux_to_group = {
510 0, 0, 1, 1, -1
511 },
512 .pll_mask = 0x07,
513 },
514 {
515 .compat = "fsl,p3041-clockgen",
516 .guts_compat = "fsl,qoriq-device-config-1.0",
517 .init_periph = p2041_init_periph,
518 .cmux_groups = {
519 &p2041_cmux_grp1, &p2041_cmux_grp2
520 },
521 .cmux_to_group = {
522 0, 0, 1, 1, -1
523 },
524 .pll_mask = 0x07,
525 },
526 {
527 .compat = "fsl,p4080-clockgen",
528 .guts_compat = "fsl,qoriq-device-config-1.0",
529 .init_periph = p4080_init_periph,
530 .cmux_groups = {
531 &p4080_cmux_grp1, &p4080_cmux_grp2
532 },
533 .cmux_to_group = {
534 0, 0, 0, 0, 1, 1, 1, 1
535 },
536 .pll_mask = 0x1f,
537 },
538 {
539 .compat = "fsl,p5020-clockgen",
540 .guts_compat = "fsl,qoriq-device-config-1.0",
541 .init_periph = p5020_init_periph,
542 .cmux_groups = {
543 &p2041_cmux_grp1, &p2041_cmux_grp2
544 },
545 .cmux_to_group = {
546 0, 1, -1
547 },
548 .pll_mask = 0x07,
549 },
550 {
551 .compat = "fsl,p5040-clockgen",
552 .guts_compat = "fsl,p5040-device-config",
553 .init_periph = p5040_init_periph,
554 .cmux_groups = {
555 &p5040_cmux_grp1, &p5040_cmux_grp2
556 },
557 .cmux_to_group = {
558 0, 0, 1, 1, -1
559 },
560 .pll_mask = 0x0f,
561 },
562 {
563 .compat = "fsl,t1023-clockgen",
564 .guts_compat = "fsl,t1023-device-config",
565 .init_periph = t1023_init_periph,
566 .cmux_groups = {
567 &t1023_cmux
568 },
569 .hwaccel = {
570 &t1023_hwa1, &t1023_hwa2
571 },
572 .cmux_to_group = {
573 0, 0, -1
574 },
575 .pll_mask = 0x03,
576 .flags = CG_PLL_8BIT,
577 },
578 {
579 .compat = "fsl,t1040-clockgen",
580 .guts_compat = "fsl,t1040-device-config",
581 .init_periph = t1040_init_periph,
582 .cmux_groups = {
583 &t1040_cmux
584 },
585 .cmux_to_group = {
586 0, 0, 0, 0, -1
587 },
588 .pll_mask = 0x07,
589 .flags = CG_PLL_8BIT,
590 },
591 {
592 .compat = "fsl,t2080-clockgen",
593 .guts_compat = "fsl,t2080-device-config",
594 .init_periph = t2080_init_periph,
595 .cmux_groups = {
596 &clockgen2_cmux_cga12
597 },
598 .hwaccel = {
599 &t2080_hwa1, &t2080_hwa2
600 },
601 .cmux_to_group = {
602 0, -1
603 },
604 .pll_mask = 0x07,
605 .flags = CG_PLL_8BIT,
606 },
607 {
608 .compat = "fsl,t4240-clockgen",
609 .guts_compat = "fsl,t4240-device-config",
610 .init_periph = t4240_init_periph,
611 .cmux_groups = {
612 &clockgen2_cmux_cga, &clockgen2_cmux_cgb
613 },
614 .hwaccel = {
615 &t4240_hwa1, NULL, NULL, &t4240_hwa4, &t4240_hwa5
616 },
617 .cmux_to_group = {
618 0, 0, 1, -1
619 },
620 .pll_mask = 0x3f,
621 .flags = CG_PLL_8BIT,
622 },
623 {},
624};
625
626struct mux_hwclock {
555eae97 627 struct clk_hw hw;
0dfc86b3
SW		 628 struct clockgen *cg;
629 const struct clockgen_muxinfo *info;
630 u32 __iomem *reg;
631 u8 parent_to_clksel[NUM_MUX_PARENTS];
632 s8 clksel_to_parent[NUM_MUX_PARENTS];
633 int num_parents;
555eae97
TY		 634};
635
0dfc86b3
SW		 636#define to_mux_hwclock(p) container_of(p, struct mux_hwclock, hw)
637#define CLKSEL_MASK 0x78000000
555eae97 638#define CLKSEL_SHIFT 27
555eae97 639
0dfc86b3 640static int mux_set_parent(struct clk_hw *hw, u8 idx)
555eae97 641{
0dfc86b3 642 struct mux_hwclock *hwc = to_mux_hwclock(hw);
555eae97
TY		 643 u32 clksel;
644
0dfc86b3
SW		 645 if (idx >= hwc->num_parents)
646 return -EINVAL;
647
648 clksel = hwc->parent_to_clksel[idx];
9e19ca2f 649 cg_out(hwc->cg, (clksel << CLKSEL_SHIFT) & CLKSEL_MASK, hwc->reg);
555eae97
TY		 650
651 return 0;
652}
653
0dfc86b3 654static u8 mux_get_parent(struct clk_hw *hw)
555eae97 655{
0dfc86b3 656 struct mux_hwclock *hwc = to_mux_hwclock(hw);
555eae97 657 u32 clksel;
0dfc86b3 658 s8 ret;
555eae97 659
9e19ca2f 660 clksel = (cg_in(hwc->cg, hwc->reg) & CLKSEL_MASK) >> CLKSEL_SHIFT;
555eae97 661
0dfc86b3
SW		 662 ret = hwc->clksel_to_parent[clksel];
663 if (ret < 0) {
664 pr_err("%s: mux at %p has bad clksel\n", __func__, hwc->reg);
665 return 0;
666 }
667
668 return ret;
555eae97
TY		 669}
670
334680dd 671static const struct clk_ops cmux_ops = {
0dfc86b3
SW		 672 .get_parent = mux_get_parent,
673 .set_parent = mux_set_parent,
555eae97
TY		 674};
675
0dfc86b3
SW		 676/*
677 * Don't allow setting for now, as the clock options haven't been
678 * sanitized for additional restrictions.
679 */
680static const struct clk_ops hwaccel_ops = {
681 .get_parent = mux_get_parent,
682};
683
684static const struct clockgen_pll_div *get_pll_div(struct clockgen *cg,
685 struct mux_hwclock *hwc,
686 int idx)
555eae97 687{
0dfc86b3 688 int pll, div;
555eae97 689
0dfc86b3
SW		 690 if (!(hwc->info->clksel[idx].flags & CLKSEL_VALID))
691 return NULL;
555eae97 692
0dfc86b3
SW		 693 pll = hwc->info->clksel[idx].pll;
694 div = hwc->info->clksel[idx].div;
555eae97 695
0dfc86b3
SW		 696 return &cg->pll[pll].div[div];
697}
555eae97 698
0dfc86b3
SW		 699static struct clk * __init create_mux_common(struct clockgen *cg,
700 struct mux_hwclock *hwc,
701 const struct clk_ops *ops,
702 unsigned long min_rate,
703 unsigned long pct80_rate,
704 const char *fmt, int idx)
705{
706 struct clk_init_data init = {};
707 struct clk *clk;
708 const struct clockgen_pll_div *div;
709 const char *parent_names[NUM_MUX_PARENTS];
710 char name[32];
711 int i, j;
8002cab6 712
0dfc86b3 713 snprintf(name, sizeof(name), fmt, idx);
555eae97 714
0dfc86b3
SW		 715 for (i = 0, j = 0; i < NUM_MUX_PARENTS; i++) {
716 unsigned long rate;
57bfd7ee 717
0dfc86b3 718 hwc->clksel_to_parent[i] = -1;
57bfd7ee 719
0dfc86b3
SW		 720 div = get_pll_div(cg, hwc, i);
721 if (!div)
722 continue;
555eae97 723
0dfc86b3
SW		 724 rate = clk_get_rate(div->clk);
725
726 if (hwc->info->clksel[i].flags & CLKSEL_80PCT &&
727 rate > pct80_rate)
728 continue;
729 if (rate < min_rate)
730 continue;
731
732 parent_names[j] = div->name;
733 hwc->parent_to_clksel[j] = i;
734 hwc->clksel_to_parent[i] = j;
735 j++;
555eae97
TY		 736 }
737
0dfc86b3
SW		 738 init.name = name;
739 init.ops = ops;
555eae97 740 init.parent_names = parent_names;
0dfc86b3 741 init.num_parents = hwc->num_parents = j;
555eae97 742 init.flags = 0;
0dfc86b3
SW		 743 hwc->hw.init = &init;
744 hwc->cg = cg;
555eae97 745
0dfc86b3 746 clk = clk_register(NULL, &hwc->hw);
555eae97 747 if (IS_ERR(clk)) {
0dfc86b3
SW		 748 pr_err("%s: Couldn't register %s: %ld\n", __func__, name,
749 PTR_ERR(clk));
750 kfree(hwc);
751 return NULL;
752 }
753
754 return clk;
755}
756
757static struct clk * __init create_one_cmux(struct clockgen *cg, int idx)
758{
759 struct mux_hwclock *hwc;
760 const struct clockgen_pll_div *div;
761 unsigned long plat_rate, min_rate;
762 u64 pct80_rate;
763 u32 clksel;
764
765 hwc = kzalloc(sizeof(*hwc), GFP_KERNEL);
766 if (!hwc)
767 return NULL;
768
769 hwc->reg = cg->regs + 0x20 * idx;
770 hwc->info = cg->info.cmux_groups[cg->info.cmux_to_group[idx]];
771
772 /*
773 * Find the rate for the default clksel, and treat it as the
774 * maximum rated core frequency. If this is an incorrect
775 * assumption, certain clock options (possibly including the
776 * default clksel) may be inappropriately excluded on certain
777 * chips.
778 */
9e19ca2f 779 clksel = (cg_in(cg, hwc->reg) & CLKSEL_MASK) >> CLKSEL_SHIFT;
0dfc86b3
SW		 780 div = get_pll_div(cg, hwc, clksel);
781 if (!div)
782 return NULL;
783
784 pct80_rate = clk_get_rate(div->clk);
785 pct80_rate *= 8;
786 do_div(pct80_rate, 10);
787
788 plat_rate = clk_get_rate(cg->pll[PLATFORM_PLL].div[PLL_DIV1].clk);
789
790 if (cg->info.flags & CG_CMUX_GE_PLAT)
791 min_rate = plat_rate;
792 else
793 min_rate = plat_rate / 2;
794
795 return create_mux_common(cg, hwc, &cmux_ops, min_rate,
796 pct80_rate, "cg-cmux%d", idx);
797}
798
799static struct clk * __init create_one_hwaccel(struct clockgen *cg, int idx)
800{
801 struct mux_hwclock *hwc;
802
803 hwc = kzalloc(sizeof(*hwc), GFP_KERNEL);
804 if (!hwc)
805 return NULL;
806
807 hwc->reg = cg->regs + 0x20 * idx + 0x10;
808 hwc->info = cg->info.hwaccel[idx];
809
810 return create_mux_common(cg, hwc, &hwaccel_ops, 0, 0,
811 "cg-hwaccel%d", idx);
812}
813
814static void __init create_muxes(struct clockgen *cg)
815{
816 int i;
817
818 for (i = 0; i < ARRAY_SIZE(cg->cmux); i++) {
819 if (cg->info.cmux_to_group[i] < 0)
820 break;
821 if (cg->info.cmux_to_group[i] >=
822 ARRAY_SIZE(cg->info.cmux_groups)) {
823 WARN_ON_ONCE(1);
824 continue;
825 }
826
827 cg->cmux[i] = create_one_cmux(cg, i);
555eae97
TY		 828 }
829
0dfc86b3
SW		 830 for (i = 0; i < ARRAY_SIZE(cg->hwaccel); i++) {
831 if (!cg->info.hwaccel[i])
832 continue;
833
834 cg->hwaccel[i] = create_one_hwaccel(cg, i);
835 }
836}
837
838static void __init clockgen_init(struct device_node *np);
839
840/* Legacy nodes may get probed before the parent clockgen node */
841static void __init legacy_init_clockgen(struct device_node *np)
842{
843 if (!clockgen.node)
844 clockgen_init(of_get_parent(np));
845}
846
847/* Legacy node */
848static void __init core_mux_init(struct device_node *np)
849{
850 struct clk *clk;
851 struct resource res;
852 int idx, rc;
853
854 legacy_init_clockgen(np);
855
856 if (of_address_to_resource(np, 0, &res))
857 return;
858
859 idx = (res.start & 0xf0) >> 5;
860 clk = clockgen.cmux[idx];
861
555eae97
TY		 862 rc = of_clk_add_provider(np, of_clk_src_simple_get, clk);
863 if (rc) {
0dfc86b3
SW		 864 pr_err("%s: Couldn't register clk provider for node %s: %d\n",
865 __func__, np->name, rc);
866 return;
555eae97 867 }
0dfc86b3 868}
555eae97 869
0dfc86b3
SW		 870static struct clk *sysclk_from_fixed(struct device_node *node, const char *name)
871{
872 u32 rate;
873
874 if (of_property_read_u32(node, "clock-frequency", &rate))
875 return ERR_PTR(-ENODEV);
876
877 return clk_register_fixed_rate(NULL, name, NULL, CLK_IS_ROOT, rate);
555eae97
TY		 878}
879
0dfc86b3
SW		 880static struct clk *sysclk_from_parent(const char *name)
881{
882 struct clk *clk;
883 const char *parent_name;
884
885 clk = of_clk_get(clockgen.node, 0);
886 if (IS_ERR(clk))
887 return clk;
888
889 /* Register the input clock under the desired name. */
890 parent_name = __clk_get_name(clk);
891 clk = clk_register_fixed_factor(NULL, name, parent_name,
892 0, 1, 1);
893 if (IS_ERR(clk))
894 pr_err("%s: Couldn't register %s: %ld\n", __func__, name,
895 PTR_ERR(clk));
896
897 return clk;
898}
899
900static struct clk * __init create_sysclk(const char *name)
901{
902 struct device_node *sysclk;
903 struct clk *clk;
904
905 clk = sysclk_from_fixed(clockgen.node, name);
906 if (!IS_ERR(clk))
907 return clk;
908
909 clk = sysclk_from_parent(name);
910 if (!IS_ERR(clk))
911 return clk;
912
913 sysclk = of_get_child_by_name(clockgen.node, "sysclk");
914 if (sysclk) {
915 clk = sysclk_from_fixed(sysclk, name);
916 if (!IS_ERR(clk))
917 return clk;
918 }
919
920 pr_err("%s: No input clock\n", __func__);
921 return NULL;
922}
923
924/* Legacy node */
925static void __init sysclk_init(struct device_node *node)
926{
927 struct clk *clk;
928
929 legacy_init_clockgen(node);
930
931 clk = clockgen.sysclk;
932 if (clk)
933 of_clk_add_provider(node, of_clk_src_simple_get, clk);
934}
935
936#define PLL_KILL BIT(31)
937
938static void __init create_one_pll(struct clockgen *cg, int idx)
555eae97 939{
0dfc86b3 940 u32 __iomem *reg;
00fa6e5d 941 u32 mult;
0dfc86b3
SW		 942 struct clockgen_pll *pll = &cg->pll[idx];
943 int i;
555eae97 944
0dfc86b3 945 if (!(cg->info.pll_mask & (1 << idx)))
555eae97 946 return;
555eae97 947
9e19ca2f
SW		 948 if (cg->info.flags & CG_VER3) {
949 switch (idx) {
950 case PLATFORM_PLL:
951 reg = cg->regs + 0x60080;
952 break;
953 case CGA_PLL1:
954 reg = cg->regs + 0x80;
955 break;
956 case CGA_PLL2:
957 reg = cg->regs + 0xa0;
958 break;
959 case CGB_PLL1:
960 reg = cg->regs + 0x10080;
961 break;
962 case CGB_PLL2:
963 reg = cg->regs + 0x100a0;
964 break;
965 default:
966 WARN_ONCE(1, "index %d\n", idx);
967 return;
968 }
969 } else {
970 if (idx == PLATFORM_PLL)
971 reg = cg->regs + 0xc00;
972 else
973 reg = cg->regs + 0x800 + 0x20 * (idx - 1);
974 }
555eae97 975
0dfc86b3 976 /* Get the multiple of PLL */
9e19ca2f 977 mult = cg_in(cg, reg);
0dfc86b3
SW		 978
979 /* Check if this PLL is disabled */
555eae97 980 if (mult & PLL_KILL) {
0dfc86b3
SW		 981 pr_debug("%s(): pll %p disabled\n", __func__, reg);
982 return;
555eae97 983 }
555eae97 984
9e19ca2f
SW		 985 if ((cg->info.flags & CG_VER3) ||
986 ((cg->info.flags & CG_PLL_8BIT) && idx != PLATFORM_PLL))
0dfc86b3
SW		 987 mult = (mult & GENMASK(8, 1)) >> 1;
988 else
989 mult = (mult & GENMASK(6, 1)) >> 1;
990
991 for (i = 0; i < ARRAY_SIZE(pll->div); i++) {
992 struct clk *clk;
993
994 snprintf(pll->div[i].name, sizeof(pll->div[i].name),
995 "cg-pll%d-div%d", idx, i + 1);
996
997 clk = clk_register_fixed_factor(NULL,
998 pll->div[i].name, "cg-sysclk", 0, mult, i + 1);
999 if (IS_ERR(clk)) {
1000 pr_err("%s: %s: register failed %ld\n",
1001 __func__, pll->div[i].name, PTR_ERR(clk));
1002 continue;
1003 }
1004
1005 pll->div[i].clk = clk;
555eae97 1006 }
0dfc86b3
SW		 1007}
1008
1009static void __init create_plls(struct clockgen *cg)
1010{
1011 int i;
1012
1013 for (i = 0; i < ARRAY_SIZE(cg->pll); i++)
1014 create_one_pll(cg, i);
1015}
555eae97 1016
0dfc86b3
SW		 1017static void __init legacy_pll_init(struct device_node *np, int idx)
1018{
1019 struct clockgen_pll *pll;
1020 struct clk_onecell_data *onecell_data;
1021 struct clk **subclks;
1022 int count, rc;
1023
1024 legacy_init_clockgen(np);
1025
1026 pll = &clockgen.pll[idx];
555eae97 1027 count = of_property_count_strings(np, "clock-output-names");
555eae97 1028
0dfc86b3
SW		 1029 BUILD_BUG_ON(ARRAY_SIZE(pll->div) < 4);
1030 subclks = kcalloc(4, sizeof(struct clk *), GFP_KERNEL);
8002cab6 1031 if (!subclks)
0dfc86b3 1032 return;
555eae97 1033
6ef1ccac 1034 onecell_data = kmalloc(sizeof(*onecell_data), GFP_KERNEL);
8002cab6 1035 if (!onecell_data)
555eae97 1036 goto err_clks;
555eae97 1037
0dfc86b3
SW		 1038 if (count <= 3) {
1039 subclks[0] = pll->div[0].clk;
1040 subclks[1] = pll->div[1].clk;
1041 subclks[2] = pll->div[3].clk;
1042 } else {
1043 subclks[0] = pll->div[0].clk;
1044 subclks[1] = pll->div[1].clk;
1045 subclks[2] = pll->div[2].clk;
1046 subclks[3] = pll->div[3].clk;
555eae97
TY		 1047 }
1048
1049 onecell_data->clks = subclks;
1050 onecell_data->clk_num = count;
1051
1052 rc = of_clk_add_provider(np, of_clk_src_onecell_get, onecell_data);
1053 if (rc) {
0dfc86b3
SW		 1054 pr_err("%s: Couldn't register clk provider for node %s: %d\n",
1055 __func__, np->name, rc);
555eae97
TY		 1056 goto err_cell;
1057 }
1058
1059 return;
1060err_cell:
1061 kfree(onecell_data);
1062err_clks:
1063 kfree(subclks);
00fa6e5d
TY		 1064}
1065
0dfc86b3
SW		 1066/* Legacy node */
1067static void __init pltfrm_pll_init(struct device_node *np)
00fa6e5d 1068{
0dfc86b3
SW		 1069 legacy_pll_init(np, PLATFORM_PLL);
1070}
00fa6e5d 1071
0dfc86b3
SW		 1072/* Legacy node */
1073static void __init core_pll_init(struct device_node *np)
1074{
1075 struct resource res;
1076 int idx;
1077
1078 if (of_address_to_resource(np, 0, &res))
00fa6e5d 1079 return;
0dfc86b3
SW		 1080
1081 if ((res.start & 0xfff) == 0xc00) {
1082 /*
1083 * ls1021a devtree labels the platform PLL
1084 * with the core PLL compatible
1085 */
1086 pltfrm_pll_init(np);
1087 } else {
1088 idx = (res.start & 0xf0) >> 5;
1089 legacy_pll_init(np, CGA_PLL1 + idx);
00fa6e5d 1090 }
0dfc86b3 1091}
00fa6e5d 1092
0dfc86b3
SW		 1093static struct clk *clockgen_clk_get(struct of_phandle_args *clkspec, void *data)
1094{
1095 struct clockgen *cg = data;
1096 struct clk *clk;
1097 struct clockgen_pll *pll;
1098 u32 type, idx;
1099
1100 if (clkspec->args_count < 2) {
1101 pr_err("%s: insufficient phandle args\n", __func__);
1102 return ERR_PTR(-EINVAL);
00fa6e5d
TY		 1103 }
1104
0dfc86b3
SW		 1105 type = clkspec->args[0];
1106 idx = clkspec->args[1];
00fa6e5d 1107
0dfc86b3
SW		 1108 switch (type) {
1109 case 0:
1110 if (idx != 0)
1111 goto bad_args;
1112 clk = cg->sysclk;
1113 break;
1114 case 1:
1115 if (idx >= ARRAY_SIZE(cg->cmux))
1116 goto bad_args;
1117 clk = cg->cmux[idx];
1118 break;
1119 case 2:
1120 if (idx >= ARRAY_SIZE(cg->hwaccel))
1121 goto bad_args;
1122 clk = cg->hwaccel[idx];
1123 break;
1124 case 3:
1125 if (idx >= ARRAY_SIZE(cg->fman))
1126 goto bad_args;
1127 clk = cg->fman[idx];
1128 break;
1129 case 4:
1130 pll = &cg->pll[PLATFORM_PLL];
1131 if (idx >= ARRAY_SIZE(pll->div))
1132 goto bad_args;
1133 clk = pll->div[idx].clk;
1134 break;
1135 default:
1136 goto bad_args;
1137 }
1138
1139 if (!clk)
1140 return ERR_PTR(-ENOENT);
1141 return clk;
1142
1143bad_args:
1144 pr_err("%s: Bad phandle args %u %u\n", __func__, type, idx);
1145 return ERR_PTR(-EINVAL);
555eae97 1146}
a513b72c 1147
0dfc86b3
SW		 1148#ifdef CONFIG_PPC
1149#include <asm/mpc85xx.h>
1150
1151static const u32 a4510_svrs[] __initconst = {
1152 (SVR_P2040 << 8) | 0x10, /* P2040 1.0 */
1153 (SVR_P2040 << 8) | 0x11, /* P2040 1.1 */
1154 (SVR_P2041 << 8) | 0x10, /* P2041 1.0 */
1155 (SVR_P2041 << 8) | 0x11, /* P2041 1.1 */
1156 (SVR_P3041 << 8) | 0x10, /* P3041 1.0 */
1157 (SVR_P3041 << 8) | 0x11, /* P3041 1.1 */
1158 (SVR_P4040 << 8) | 0x20, /* P4040 2.0 */
1159 (SVR_P4080 << 8) | 0x20, /* P4080 2.0 */
1160 (SVR_P5010 << 8) | 0x10, /* P5010 1.0 */
1161 (SVR_P5010 << 8) | 0x20, /* P5010 2.0 */
1162 (SVR_P5020 << 8) | 0x10, /* P5020 1.0 */
1163 (SVR_P5021 << 8) | 0x10, /* P5021 1.0 */
1164 (SVR_P5040 << 8) | 0x10, /* P5040 1.0 */
1165};
1166
1167#define SVR_SECURITY 0x80000 /* The Security (E) bit */
1168
1169static bool __init has_erratum_a4510(void)
a513b72c 1170{
0dfc86b3
SW		 1171 u32 svr = mfspr(SPRN_SVR);
1172 int i;
1173
1174 svr &= ~SVR_SECURITY;
1175
1176 for (i = 0; i < ARRAY_SIZE(a4510_svrs); i++) {
1177 if (svr == a4510_svrs[i])
1178 return true;
a513b72c
EM		 1179 }
1180
0dfc86b3
SW		 1181 return false;
1182}
1183#else
1184static bool __init has_erratum_a4510(void)
1185{
1186 return false;
1187}
1188#endif
a513b72c 1189
0dfc86b3
SW		 1190static void __init clockgen_init(struct device_node *np)
1191{
1192 int i, ret;
1193 bool is_old_ls1021a = false;
a513b72c 1194
0dfc86b3
SW		 1195 /* May have already been called by a legacy probe */
1196 if (clockgen.node)
a513b72c 1197 return;
a513b72c 1198
0dfc86b3
SW		 1199 clockgen.node = np;
1200 clockgen.regs = of_iomap(np, 0);
1201 if (!clockgen.regs &&
1202 of_device_is_compatible(of_root, "fsl,ls1021a")) {
1203 /* Compatibility hack for old, broken device trees */
1204 clockgen.regs = ioremap(0x1ee1000, 0x1000);
1205 is_old_ls1021a = true;
1206 }
1207 if (!clockgen.regs) {
1208 pr_err("%s(): %s: of_iomap() failed\n", __func__, np->name);
a513b72c
EM		 1209 return;
1210 }
1211
0dfc86b3
SW		 1212 for (i = 0; i < ARRAY_SIZE(chipinfo); i++) {
1213 if (of_device_is_compatible(np, chipinfo[i].compat))
1214 break;
1215 if (is_old_ls1021a &&
1216 !strcmp(chipinfo[i].compat, "fsl,ls1021a-clockgen"))
1217 break;
a513b72c
EM		 1218 }
1219
0dfc86b3
SW		 1220 if (i == ARRAY_SIZE(chipinfo)) {
1221 pr_err("%s: unknown clockgen node %s\n", __func__,
1222 np->full_name);
1223 goto err;
1224 }
1225 clockgen.info = chipinfo[i];
1226
1227 if (clockgen.info.guts_compat) {
1228 struct device_node *guts;
a513b72c 1229
0dfc86b3
SW		 1230 guts = of_find_compatible_node(NULL, NULL,
1231 clockgen.info.guts_compat);
1232 if (guts) {
1233 clockgen.guts = of_iomap(guts, 0);
1234 if (!clockgen.guts) {
1235 pr_err("%s: Couldn't map %s regs\n", __func__,
1236 guts->full_name);
1237 }
a513b72c 1238 }
0dfc86b3 1239
a513b72c
EM		 1240 }
1241
0dfc86b3
SW		 1242 if (has_erratum_a4510())
1243 clockgen.info.flags |= CG_CMUX_GE_PLAT;
1244
1245 clockgen.sysclk = create_sysclk("cg-sysclk");
1246 create_plls(&clockgen);
1247 create_muxes(&clockgen);
1248
1249 if (clockgen.info.init_periph)
1250 clockgen.info.init_periph(&clockgen);
1251
1252 ret = of_clk_add_provider(np, clockgen_clk_get, &clockgen);
1253 if (ret) {
1254 pr_err("%s: Couldn't register clk provider for node %s: %d\n",
1255 __func__, np->name, ret);
a513b72c
EM		 1256 }
1257
1258 return;
0dfc86b3
SW		 1259err:
1260 iounmap(clockgen.regs);
1261 clockgen.regs = NULL;
a513b72c
EM		 1262}
1263
0dfc86b3
SW		 1264CLK_OF_DECLARE(qoriq_clockgen_1, "fsl,qoriq-clockgen-1.0", clockgen_init);
1265CLK_OF_DECLARE(qoriq_clockgen_2, "fsl,qoriq-clockgen-2.0", clockgen_init);
1266CLK_OF_DECLARE(qoriq_clockgen_ls1021a, "fsl,ls1021a-clockgen", clockgen_init);
e994412c 1267CLK_OF_DECLARE(qoriq_clockgen_ls1043a, "fsl,ls1043a-clockgen", clockgen_init);
9e19ca2f 1268CLK_OF_DECLARE(qoriq_clockgen_ls2080a, "fsl,ls2080a-clockgen", clockgen_init);
0dfc86b3
SW		 1269
1270/* Legacy nodes */
66619ac5
KH		 1271CLK_OF_DECLARE(qoriq_sysclk_1, "fsl,qoriq-sysclk-1.0", sysclk_init);
1272CLK_OF_DECLARE(qoriq_sysclk_2, "fsl,qoriq-sysclk-2.0", sysclk_init);
1273CLK_OF_DECLARE(qoriq_core_pll_1, "fsl,qoriq-core-pll-1.0", core_pll_init);
1274CLK_OF_DECLARE(qoriq_core_pll_2, "fsl,qoriq-core-pll-2.0", core_pll_init);
1275CLK_OF_DECLARE(qoriq_core_mux_1, "fsl,qoriq-core-mux-1.0", core_mux_init);
1276CLK_OF_DECLARE(qoriq_core_mux_2, "fsl,qoriq-core-mux-2.0", core_mux_init);
a513b72c
EM		 1277CLK_OF_DECLARE(qoriq_pltfrm_pll_1, "fsl,qoriq-platform-pll-1.0", pltfrm_pll_init);
1278CLK_OF_DECLARE(qoriq_pltfrm_pll_2, "fsl,qoriq-platform-pll-2.0", pltfrm_pll_init);
Linux kernel - Deliverables
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