summaryrefslogtreecommitdiffstats
path: root/drivers/clk/rockchip/clk.h
blob: d67eecc4ade9bbafbca358eb42c2202f5f4db4af (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
/*
 * Copyright (c) 2014 MundoReader S.L.
 * Author: Heiko Stuebner <heiko@sntech.de>
 *
 * Copyright (c) 2015 Rockchip Electronics Co. Ltd.
 * Author: Xing Zheng <zhengxing@rock-chips.com>
 *
 * based on
 *
 * samsung/clk.h
 * Copyright (c) 2013 Samsung Electronics Co., Ltd.
 * Copyright (c) 2013 Linaro Ltd.
 * Author: Thomas Abraham <thomas.ab@samsung.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

#ifndef CLK_ROCKCHIP_CLK_H
#define CLK_ROCKCHIP_CLK_H

#include <linux/io.h>
#include <linux/clk-provider.h>

struct clk;

#define HIWORD_UPDATE(val, mask, shift) \
		((val) << (shift) | (mask) << ((shift) + 16))

/* register positions shared by RK1108, RK2928, RK3036, RK3066, RK3188 and RK3228 */
#define RK1108_PLL_CON(x)		((x) * 0x4)
#define RK1108_CLKSEL_CON(x)		((x) * 0x4 + 0x60)
#define RK1108_CLKGATE_CON(x)		((x) * 0x4 + 0x120)
#define RK1108_SOFTRST_CON(x)		((x) * 0x4 + 0x180)
#define RK1108_GLB_SRST_FST		0x1c0
#define RK1108_GLB_SRST_SND		0x1c4
#define RK1108_MISC_CON			0x1cc
#define RK1108_SDMMC_CON0		0x1d8
#define RK1108_SDMMC_CON1		0x1dc
#define RK1108_SDIO_CON0		0x1e0
#define RK1108_SDIO_CON1		0x1e4
#define RK1108_EMMC_CON0		0x1e8
#define RK1108_EMMC_CON1		0x1ec

#define RK2928_PLL_CON(x)		((x) * 0x4)
#define RK2928_MODE_CON		0x40
#define RK2928_CLKSEL_CON(x)	((x) * 0x4 + 0x44)
#define RK2928_CLKGATE_CON(x)	((x) * 0x4 + 0xd0)
#define RK2928_GLB_SRST_FST		0x100
#define RK2928_GLB_SRST_SND		0x104
#define RK2928_SOFTRST_CON(x)	((x) * 0x4 + 0x110)
#define RK2928_MISC_CON		0x134

#define RK3036_SDMMC_CON0		0x144
#define RK3036_SDMMC_CON1		0x148
#define RK3036_SDIO_CON0		0x14c
#define RK3036_SDIO_CON1		0x150
#define RK3036_EMMC_CON0		0x154
#define RK3036_EMMC_CON1		0x158

#define RK3228_GLB_SRST_FST		0x1f0
#define RK3228_GLB_SRST_SND		0x1f4
#define RK3228_SDMMC_CON0		0x1c0
#define RK3228_SDMMC_CON1		0x1c4
#define RK3228_SDIO_CON0		0x1c8
#define RK3228_SDIO_CON1		0x1cc
#define RK3228_EMMC_CON0		0x1d8
#define RK3228_EMMC_CON1		0x1dc

#define RK3288_PLL_CON(x)		RK2928_PLL_CON(x)
#define RK3288_MODE_CON			0x50
#define RK3288_CLKSEL_CON(x)		((x) * 0x4 + 0x60)
#define RK3288_CLKGATE_CON(x)		((x) * 0x4 + 0x160)
#define RK3288_GLB_SRST_FST		0x1b0
#define RK3288_GLB_SRST_SND		0x1b4
#define RK3288_SOFTRST_CON(x)		((x) * 0x4 + 0x1b8)
#define RK3288_MISC_CON			0x1e8
#define RK3288_SDMMC_CON0		0x200
#define RK3288_SDMMC_CON1		0x204
#define RK3288_SDIO0_CON0		0x208
#define RK3288_SDIO0_CON1		0x20c
#define RK3288_SDIO1_CON0		0x210
#define RK3288_SDIO1_CON1		0x214
#define RK3288_EMMC_CON0		0x218
#define RK3288_EMMC_CON1		0x21c

#define RK3368_PLL_CON(x)		RK2928_PLL_CON(x)
#define RK3368_CLKSEL_CON(x)		((x) * 0x4 + 0x100)
#define RK3368_CLKGATE_CON(x)		((x) * 0x4 + 0x200)
#define RK3368_GLB_SRST_FST		0x280
#define RK3368_GLB_SRST_SND		0x284
#define RK3368_SOFTRST_CON(x)		((x) * 0x4 + 0x300)
#define RK3368_MISC_CON			0x380
#define RK3368_SDMMC_CON0		0x400
#define RK3368_SDMMC_CON1		0x404
#define RK3368_SDIO0_CON0		0x408
#define RK3368_SDIO0_CON1		0x40c
#define RK3368_SDIO1_CON0		0x410
#define RK3368_SDIO1_CON1		0x414
#define RK3368_EMMC_CON0		0x418
#define RK3368_EMMC_CON1		0x41c

#define RK3399_PLL_CON(x)		RK2928_PLL_CON(x)
#define RK3399_CLKSEL_CON(x)		((x) * 0x4 + 0x100)
#define RK3399_CLKGATE_CON(x)		((x) * 0x4 + 0x300)
#define RK3399_SOFTRST_CON(x)		((x) * 0x4 + 0x400)
#define RK3399_GLB_SRST_FST		0x500
#define RK3399_GLB_SRST_SND		0x504
#define RK3399_GLB_CNT_TH		0x508
#define RK3399_MISC_CON			0x50c
#define RK3399_RST_CON			0x510
#define RK3399_RST_ST			0x514
#define RK3399_SDMMC_CON0		0x580
#define RK3399_SDMMC_CON1		0x584
#define RK3399_SDIO_CON0		0x588
#define RK3399_SDIO_CON1		0x58c

#define RK3399_PMU_PLL_CON(x)		RK2928_PLL_CON(x)
#define RK3399_PMU_CLKSEL_CON(x)	((x) * 0x4 + 0x80)
#define RK3399_PMU_CLKGATE_CON(x)	((x) * 0x4 + 0x100)
#define RK3399_PMU_SOFTRST_CON(x)	((x) * 0x4 + 0x110)

enum rockchip_pll_type {
	pll_rk3036,
	pll_rk3066,
	pll_rk3399,
};

#define RK3036_PLL_RATE(_rate, _refdiv, _fbdiv, _postdiv1,	\
			_postdiv2, _dsmpd, _frac)		\
{								\
	.rate	= _rate##U,					\
	.fbdiv = _fbdiv,					\
	.postdiv1 = _postdiv1,					\
	.refdiv = _refdiv,					\
	.postdiv2 = _postdiv2,					\
	.dsmpd = _dsmpd,					\
	.frac = _frac,						\
}

#define RK3066_PLL_RATE(_rate, _nr, _nf, _no)	\
{						\
	.rate	= _rate##U,			\
	.nr = _nr,				\
	.nf = _nf,				\
	.no = _no,				\
	.nb = ((_nf) < 2) ? 1 : (_nf) >> 1,	\
}

#define RK3066_PLL_RATE_NB(_rate, _nr, _nf, _no, _nb)		\
{								\
	.rate	= _rate##U,					\
	.nr = _nr,						\
	.nf = _nf,						\
	.no = _no,						\
	.nb = _nb,						\
}

/**
 * struct rockchip_clk_provider - information about clock provider
 * @reg_base: virtual address for the register base.
 * @clk_data: holds clock related data like clk* and number of clocks.
 * @cru_node: device-node of the clock-provider
 * @grf: regmap of the general-register-files syscon
 * @lock: maintains exclusion between callbacks for a given clock-provider.
 */
struct rockchip_clk_provider {
	void __iomem *reg_base;
	struct clk_onecell_data clk_data;
	struct device_node *cru_node;
	struct regmap *grf;
	spinlock_t lock;
};

struct rockchip_pll_rate_table {
	unsigned long rate;
	unsigned int nr;
	unsigned int nf;
	unsigned int no;
	unsigned int nb;
	/* for RK3036/RK3399 */
	unsigned int fbdiv;
	unsigned int postdiv1;
	unsigned int refdiv;
	unsigned int postdiv2;
	unsigned int dsmpd;
	unsigned int frac;
};

/**
 * struct rockchip_pll_clock - information about pll clock
 * @id: platform specific id of the clock.
 * @name: name of this pll clock.
 * @parent_names: name of the parent clock.
 * @num_parents: number of parents
 * @flags: optional flags for basic clock.
 * @con_offset: offset of the register for configuring the PLL.
 * @mode_offset: offset of the register for configuring the PLL-mode.
 * @mode_shift: offset inside the mode-register for the mode of this pll.
 * @lock_shift: offset inside the lock register for the lock status.
 * @type: Type of PLL to be registered.
 * @pll_flags: hardware-specific flags
 * @rate_table: Table of usable pll rates
 *
 * Flags:
 * ROCKCHIP_PLL_SYNC_RATE - check rate parameters to match against the
 *	rate_table parameters and ajust them if necessary.
 */
struct rockchip_pll_clock {
	unsigned int		id;
	const char		*name;
	const char		*const *parent_names;
	u8			num_parents;
	unsigned long		flags;
	int			con_offset;
	int			mode_offset;
	int			mode_shift;
	int			lock_shift;
	enum rockchip_pll_type	type;
	u8			pll_flags;
	struct rockchip_pll_rate_table *rate_table;
};

#define ROCKCHIP_PLL_SYNC_RATE		BIT(0)

#define PLL(_type, _id, _name, _pnames, _flags, _con, _mode, _mshift,	\
		_lshift, _pflags, _rtable)				\
	{								\
		.id		= _id,					\
		.type		= _type,				\
		.name		= _name,				\
		.parent_names	= _pnames,				\
		.num_parents	= ARRAY_SIZE(_pnames),			\
		.flags		= CLK_GET_RATE_NOCACHE | _flags,	\
		.con_offset	= _con,					\
		.mode_offset	= _mode,				\
		.mode_shift	= _mshift,				\
		.lock_shift	= _lshift,				\
		.pll_flags	= _pflags,				\
		.rate_table	= _rtable,				\
	}

struct clk *rockchip_clk_register_pll(struct rockchip_clk_provider *ctx,
		enum rockchip_pll_type pll_type,
		const char *name, const char *const *parent_names,
		u8 num_parents, int con_offset, int grf_lock_offset,
		int lock_shift, int mode_offset, int mode_shift,
		struct rockchip_pll_rate_table *rate_table,
		unsigned long flags, u8 clk_pll_flags);

struct rockchip_cpuclk_clksel {
	int reg;
	u32 val;
};

#define ROCKCHIP_CPUCLK_NUM_DIVIDERS	2
struct rockchip_cpuclk_rate_table {
	unsigned long prate;
	struct rockchip_cpuclk_clksel divs[ROCKCHIP_CPUCLK_NUM_DIVIDERS];
};

/**
 * struct rockchip_cpuclk_reg_data - register offsets and masks of the cpuclock
 * @core_reg:		register offset of the core settings register
 * @div_core_shift:	core divider offset used to divide the pll value
 * @div_core_mask:	core divider mask
 * @mux_core_alt:	mux value to select alternate parent
 * @mux_core_main:	mux value to select main parent of core
 * @mux_core_shift:	offset of the core multiplexer
 * @mux_core_mask:	core multiplexer mask
 */
struct rockchip_cpuclk_reg_data {
	int		core_reg;
	u8		div_core_shift;
	u32		div_core_mask;
	u8		mux_core_alt;
	u8		mux_core_main;
	u8		mux_core_shift;
	u32		mux_core_mask;
};

struct clk *rockchip_clk_register_cpuclk(const char *name,
			const char *const *parent_names, u8 num_parents,
			const struct rockchip_cpuclk_reg_data *reg_data,
			const struct rockchip_cpuclk_rate_table *rates,
			int nrates, void __iomem *reg_base, spinlock_t *lock);

struct clk *rockchip_clk_register_mmc(const char *name,
				const char *const *parent_names, u8 num_parents,
				void __iomem *reg, int shift);

/*
 * DDRCLK flags, including method of setting the rate
 * ROCKCHIP_DDRCLK_SIP: use SIP call to bl31 to change ddrclk rate.
 */
#define ROCKCHIP_DDRCLK_SIP		BIT(0)

struct clk *rockchip_clk_register_ddrclk(const char *name, int flags,
					 const char *const *parent_names,
					 u8 num_parents, int mux_offset,
					 int mux_shift, int mux_width,
					 int div_shift, int div_width,
					 int ddr_flags, void __iomem *reg_base,
					 spinlock_t *lock);

#define ROCKCHIP_INVERTER_HIWORD_MASK	BIT(0)

struct clk *rockchip_clk_register_inverter(const char *name,
				const char *const *parent_names, u8 num_parents,
				void __iomem *reg, int shift, int flags,
				spinlock_t *lock);

#define PNAME(x) static const char *const x[] __initconst

enum rockchip_clk_branch_type {
	branch_composite,
	branch_mux,
	branch_divider,
	branch_fraction_divider,
	branch_gate,
	branch_mmc,
	branch_inverter,
	branch_factor,
	branch_ddrclk,
};

struct rockchip_clk_branch {
	unsigned int			id;
	enum rockchip_clk_branch_type	branch_type;
	const char			*name;
	const char			*const *parent_names;
	u8				num_parents;
	unsigned long			flags;
	int				muxdiv_offset;
	u8				mux_shift;
	u8				mux_width;
	u8				mux_flags;
	u8				div_shift;
	u8				div_width;
	u8				div_flags;
	struct clk_div_table		*div_table;
	int				gate_offset;
	u8				gate_shift;
	u8				gate_flags;
	struct rockchip_clk_branch	*child;
};

#define COMPOSITE(_id, cname, pnames, f, mo, ms, mw, mf, ds, dw,\
		  df, go, gs, gf)				\
	{							\
		.id		= _id,				\
		.branch_type	= branch_composite,		\
		.name		= cname,			\
		.parent_names	= pnames,			\
		.num_parents	= ARRAY_SIZE(pnames),		\
		.flags		= f,				\
		.muxdiv_offset	= mo,				\
		.mux_shift	= ms,				\
		.mux_width	= mw,				\
		.mux_flags	= mf,				\
		.div_shift	= ds,				\
		.div_width	= dw,				\
		.div_flags	= df,				\
		.gate_offset	= go,				\
		.gate_shift	= gs,				\
		.gate_flags	= gf,				\
	}

#define COMPOSITE_NOMUX(_id, cname, pname, f, mo, ds, dw, df,	\
			go, gs, gf)				\
	{							\
		.id		= _id,				\
		.branch_type	= branch_composite,		\
		.name		= cname,			\
		.parent_names	= (const char *[]){ pname },	\
		.num_parents	= 1,				\
		.flags		= f,				\
		.muxdiv_offset	= mo,				\
		.div_shift	= ds,				\
		.div_width	= dw,				\
		.div_flags	= df,				\
		.gate_offset	= go,				\
		.gate_shift	= gs,				\
		.gate_flags	= gf,				\
	}

#define COMPOSITE_NOMUX_DIVTBL(_id, cname, pname, f, mo, ds, dw,\
			       df, dt, go, gs, gf)		\
	{							\
		.id		= _id,				\
		.branch_type	= branch_composite,		\
		.name		= cname,			\
		.parent_names	= (const char *[]){ pname },	\
		.num_parents	= 1,				\
		.flags		= f,				\
		.muxdiv_offset	= mo,				\
		.div_shift	= ds,				\
		.div_width	= dw,				\
		.div_flags	= df,				\
		.div_table	= dt,				\
		.gate_offset	= go,				\
		.gate_shift	= gs,				\
		.gate_flags	= gf,				\
	}

#define COMPOSITE_NODIV(_id, cname, pnames, f, mo, ms, mw, mf,	\
			go, gs, gf)				\
	{							\
		.id		= _id,				\
		.branch_type	= branch_composite,		\
		.name		= cname,			\
		.parent_names	= pnames,			\
		.num_parents	= ARRAY_SIZE(pnames),		\
		.flags		= f,				\
		.muxdiv_offset	= mo,				\
		.mux_shift	= ms,				\
		.mux_width	= mw,				\
		.mux_flags	= mf,				\
		.gate_offset	= go,				\
		.gate_shift	= gs,				\
		.gate_flags	= gf,				\
	}

#define COMPOSITE_NOGATE(_id, cname, pnames, f, mo, ms, mw, mf,	\
			 ds, dw, df)				\
	{							\
		.id		= _id,				\
		.branch_type	= branch_composite,		\
		.name		= cname,			\
		.parent_names	= pnames,			\
		.num_parents	= ARRAY_SIZE(pnames),		\
		.flags		= f,				\
		.muxdiv_offset	= mo,				\
		.mux_shift	= ms,				\
		.mux_width	= mw,				\
		.mux_flags	= mf,				\
		.div_shift	= ds,				\
		.div_width	= dw,				\
		.div_flags	= df,				\
		.gate_offset	= -1,				\
	}

#define COMPOSITE_NOGATE_DIVTBL(_id, cname, pnames, f, mo, ms,	\
				mw, mf, ds, dw, df, dt)		\
	{							\
		.id		= _id,				\
		.branch_type	= branch_composite,		\
		.name		= cname,			\
		.parent_names	= pnames,			\
		.num_parents	= ARRAY_SIZE(pnames),		\
		.flags		= f,				\
		.muxdiv_offset	= mo,				\
		.mux_shift	= ms,				\
		.mux_width	= mw,				\
		.mux_flags	= mf,				\
		.div_shift	= ds,				\
		.div_width	= dw,				\
		.div_flags	= df,				\
		.div_table	= dt,				\
		.gate_offset	= -1,				\
	}

#define COMPOSITE_FRAC(_id, cname, pname, f, mo, df, go, gs, gf)\
	{							\
		.id		= _id,				\
		.branch_type	= branch_fraction_divider,	\
		.name		= cname,			\
		.parent_names	= (const char *[]){ pname },	\
		.num_parents	= 1,				\
		.flags		= f,				\
		.muxdiv_offset	= mo,				\
		.div_shift	= 16,				\
		.div_width	= 16,				\
		.div_flags	= df,				\
		.gate_offset	= go,				\
		.gate_shift	= gs,				\
		.gate_flags	= gf,				\
	}

#define COMPOSITE_FRACMUX(_id, cname, pname, f, mo, df, go, gs, gf, ch) \
	{							\
		.id		= _id,				\
		.branch_type	= branch_fraction_divider,	\
		.name		= cname,			\
		.parent_names	= (const char *[]){ pname },	\
		.num_parents	= 1,				\
		.flags		= f,				\
		.muxdiv_offset	= mo,				\
		.div_shift	= 16,				\
		.div_width	= 16,				\
		.div_flags	= df,				\
		.gate_offset	= go,				\
		.gate_shift	= gs,				\
		.gate_flags	= gf,				\
		.child		= ch,				\
	}

#define COMPOSITE_FRACMUX_NOGATE(_id, cname, pname, f, mo, df, ch) \
	{							\
		.id		= _id,				\
		.branch_type	= branch_fraction_divider,	\
		.name		= cname,			\
		.parent_names	= (const char *[]){ pname },	\
		.num_parents	= 1,				\
		.flags		= f,				\
		.muxdiv_offset	= mo,				\
		.div_shift	= 16,				\
		.div_width	= 16,				\
		.div_flags	= df,				\
		.gate_offset	= -1,				\
		.child		= ch,				\
	}

#define COMPOSITE_DDRCLK(_id, cname, pnames, f, mo, ms, mw,	\
			 ds, dw, df)				\
	{							\
		.id		= _id,				\
		.branch_type	= branch_ddrclk,		\
		.name		= cname,			\
		.parent_names	= pnames,			\
		.num_parents	= ARRAY_SIZE(pnames),		\
		.flags		= f,				\
		.muxdiv_offset  = mo,                           \
		.mux_shift      = ms,                           \
		.mux_width      = mw,                           \
		.div_shift      = ds,                           \
		.div_width      = dw,                           \
		.div_flags	= df,				\
		.gate_offset    = -1,                           \
	}

#define MUX(_id, cname, pnames, f, o, s, w, mf)			\
	{							\
		.id		= _id,				\
		.branch_type	= branch_mux,			\
		.name		= cname,			\
		.parent_names	= pnames,			\
		.num_parents	= ARRAY_SIZE(pnames),		\
		.flags		= f,				\
		.muxdiv_offset	= o,				\
		.mux_shift	= s,				\
		.mux_width	= w,				\
		.mux_flags	= mf,				\
		.gate_offset	= -1,				\
	}

#define DIV(_id, cname, pname, f, o, s, w, df)			\
	{							\
		.id		= _id,				\
		.branch_type	= branch_divider,		\
		.name		= cname,			\
		.parent_names	= (const char *[]){ pname },	\
		.num_parents	= 1,				\
		.flags		= f,				\
		.muxdiv_offset	= o,				\
		.div_shift	= s,				\
		.div_width	= w,				\
		.div_flags	= df,				\
		.gate_offset	= -1,				\
	}

#define DIVTBL(_id, cname, pname, f, o, s, w, df, dt)		\
	{							\
		.id		= _id,				\
		.branch_type	= branch_divider,		\
		.name		= cname,			\
		.parent_names	= (const char *[]){ pname },	\
		.num_parents	= 1,				\
		.flags		= f,				\
		.muxdiv_offset	= o,				\
		.div_shift	= s,				\
		.div_width	= w,				\
		.div_flags	= df,				\
		.div_table	= dt,				\
	}

#define GATE(_id, cname, pname, f, o, b, gf)			\
	{							\
		.id		= _id,				\
		.branch_type	= branch_gate,			\
		.name		= cname,			\
		.parent_names	= (const char *[]){ pname },	\
		.num_parents	= 1,				\
		.flags		= f,				\
		.gate_offset	= o,				\
		.gate_shift	= b,				\
		.gate_flags	= gf,				\
	}

#define MMC(_id, cname, pname, offset, shift)			\
	{							\
		.id		= _id,				\
		.branch_type	= branch_mmc,			\
		.name		= cname,			\
		.parent_names	= (const char *[]){ pname },	\
		.num_parents	= 1,				\
		.muxdiv_offset	= offset,			\
		.div_shift	= shift,			\
	}

#define INVERTER(_id, cname, pname, io, is, if)			\
	{							\
		.id		= _id,				\
		.branch_type	= branch_inverter,		\
		.name		= cname,			\
		.parent_names	= (const char *[]){ pname },	\
		.num_parents	= 1,				\
		.muxdiv_offset	= io,				\
		.div_shift	= is,				\
		.div_flags	= if,				\
	}

#define FACTOR(_id, cname, pname,  f, fm, fd)			\
	{							\
		.id		= _id,				\
		.branch_type	= branch_factor,		\
		.name		= cname,			\
		.parent_names	= (const char *[]){ pname },	\
		.num_parents	= 1,				\
		.flags		= f,				\
		.div_shift	= fm,				\
		.div_width	= fd,				\
	}

#define FACTOR_GATE(_id, cname, pname,  f, fm, fd, go, gb, gf)	\
	{							\
		.id		= _id,				\
		.branch_type	= branch_factor,		\
		.name		= cname,			\
		.parent_names	= (const char *[]){ pname },	\
		.num_parents	= 1,				\
		.flags		= f,				\
		.div_shift	= fm,				\
		.div_width	= fd,				\
		.gate_offset	= go,				\
		.gate_shift	= gb,				\
		.gate_flags	= gf,				\
	}

struct rockchip_clk_provider *rockchip_clk_init(struct device_node *np,
			void __iomem *base, unsigned long nr_clks);
void rockchip_clk_of_add_provider(struct device_node *np,
				struct rockchip_clk_provider *ctx);
void rockchip_clk_add_lookup(struct rockchip_clk_provider *ctx,
			     struct clk *clk, unsigned int id);
void rockchip_clk_register_branches(struct rockchip_clk_provider *ctx,
				    struct rockchip_clk_branch *list,
				    unsigned int nr_clk);
void rockchip_clk_register_plls(struct rockchip_clk_provider *ctx,
				struct rockchip_pll_clock *pll_list,
				unsigned int nr_pll, int grf_lock_offset);
void rockchip_clk_register_armclk(struct rockchip_clk_provider *ctx,
			unsigned int lookup_id, const char *name,
			const char *const *parent_names, u8 num_parents,
			const struct rockchip_cpuclk_reg_data *reg_data,
			const struct rockchip_cpuclk_rate_table *rates,
			int nrates);
void rockchip_clk_protect_critical(const char *const clocks[], int nclocks);
void rockchip_register_restart_notifier(struct rockchip_clk_provider *ctx,
					unsigned int reg, void (*cb)(void));

#define ROCKCHIP_SOFTRST_HIWORD_MASK	BIT(0)

#ifdef CONFIG_RESET_CONTROLLER
void rockchip_register_softrst(struct device_node *np,
			       unsigned int num_regs,
			       void __iomem *base, u8 flags);
#else
static inline void rockchip_register_softrst(struct device_node *np,
			       unsigned int num_regs,
			       void __iomem *base, u8 flags)
{
}
#endif

#endif
OpenPOWER on IntegriCloud