xref: /linux/drivers/clk/imx/clk.h (revision 8137a49e1567726eb10fcf55ad141ac19804ca6b)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __MACH_IMX_CLK_H
3 #define __MACH_IMX_CLK_H
4 
5 #include <linux/bits.h>
6 #include <linux/spinlock.h>
7 #include <linux/clk-provider.h>
8 
9 extern spinlock_t imx_ccm_lock;
10 
11 void imx_check_clocks(struct clk *clks[], unsigned int count);
12 void imx_check_clk_hws(struct clk_hw *clks[], unsigned int count);
13 #ifndef MODULE
14 void imx_register_uart_clocks(unsigned int clk_count);
15 #else
16 static inline void imx_register_uart_clocks(unsigned int clk_count)
17 {
18 }
19 #endif
20 void imx_mmdc_mask_handshake(void __iomem *ccm_base, unsigned int chn);
21 void imx_unregister_clocks(struct clk *clks[], unsigned int count);
22 void imx_unregister_hw_clocks(struct clk_hw *hws[], unsigned int count);
23 
24 extern void imx_cscmr1_fixup(u32 *val);
25 
26 enum imx_pllv1_type {
27 	IMX_PLLV1_IMX1,
28 	IMX_PLLV1_IMX21,
29 	IMX_PLLV1_IMX25,
30 	IMX_PLLV1_IMX27,
31 	IMX_PLLV1_IMX31,
32 	IMX_PLLV1_IMX35,
33 };
34 
35 enum imx_sscg_pll_type {
36 	SCCG_PLL1,
37 	SCCG_PLL2,
38 };
39 
40 enum imx_pll14xx_type {
41 	PLL_1416X,
42 	PLL_1443X,
43 };
44 
45 /* NOTE: Rate table should be kept sorted in descending order. */
46 struct imx_pll14xx_rate_table {
47 	unsigned int rate;
48 	unsigned int pdiv;
49 	unsigned int mdiv;
50 	unsigned int sdiv;
51 	unsigned int kdiv;
52 };
53 
54 struct imx_pll14xx_clk {
55 	enum imx_pll14xx_type type;
56 	const struct imx_pll14xx_rate_table *rate_table;
57 	int rate_count;
58 	int flags;
59 };
60 
61 extern struct imx_pll14xx_clk imx_1416x_pll;
62 extern struct imx_pll14xx_clk imx_1443x_pll;
63 extern struct imx_pll14xx_clk imx_1443x_dram_pll;
64 
65 #define imx_clk_cpu(name, parent_name, div, mux, pll, step) \
66 	to_clk(imx_clk_hw_cpu(name, parent_name, div, mux, pll, step))
67 
68 #define clk_register_gate2(dev, name, parent_name, flags, reg, bit_idx, \
69 				cgr_val, cgr_mask, clk_gate_flags, lock, share_count) \
70 	to_clk(clk_hw_register_gate2(dev, name, parent_name, flags, reg, bit_idx, \
71 				cgr_val, cgr_mask, clk_gate_flags, lock, share_count))
72 
73 #define imx_clk_pllv3(type, name, parent_name, base, div_mask) \
74 	to_clk(imx_clk_hw_pllv3(type, name, parent_name, base, div_mask))
75 
76 #define imx_clk_pfd(name, parent_name, reg, idx) \
77 	to_clk(imx_clk_hw_pfd(name, parent_name, reg, idx))
78 
79 #define imx_clk_gate_exclusive(name, parent, reg, shift, exclusive_mask) \
80 	to_clk(imx_clk_hw_gate_exclusive(name, parent, reg, shift, exclusive_mask))
81 
82 #define imx_clk_fixed(name, rate) \
83 	to_clk(imx_clk_hw_fixed(name, rate))
84 
85 #define imx_clk_fixed_factor(name, parent, mult, div) \
86 	to_clk(imx_clk_hw_fixed_factor(name, parent, mult, div))
87 
88 #define imx_clk_divider(name, parent, reg, shift, width) \
89 	to_clk(imx_clk_hw_divider(name, parent, reg, shift, width))
90 
91 #define imx_clk_divider2(name, parent, reg, shift, width) \
92 	to_clk(imx_clk_hw_divider2(name, parent, reg, shift, width))
93 
94 #define imx_clk_divider_flags(name, parent, reg, shift, width, flags) \
95 	to_clk(imx_clk_hw_divider_flags(name, parent, reg, shift, width, flags))
96 
97 #define imx_clk_gate(name, parent, reg, shift) \
98 	to_clk(imx_clk_hw_gate(name, parent, reg, shift))
99 
100 #define imx_clk_gate_dis(name, parent, reg, shift) \
101 	to_clk(imx_clk_hw_gate_dis(name, parent, reg, shift))
102 
103 #define imx_clk_gate2(name, parent, reg, shift) \
104 	to_clk(imx_clk_hw_gate2(name, parent, reg, shift))
105 
106 #define imx_clk_gate2_flags(name, parent, reg, shift, flags) \
107 	to_clk(imx_clk_hw_gate2_flags(name, parent, reg, shift, flags))
108 
109 #define imx_clk_gate2_shared2(name, parent, reg, shift, share_count) \
110 	to_clk(imx_clk_hw_gate2_shared2(name, parent, reg, shift, share_count))
111 
112 #define imx_clk_gate3(name, parent, reg, shift) \
113 	to_clk(imx_clk_hw_gate3(name, parent, reg, shift))
114 
115 #define imx_clk_gate4(name, parent, reg, shift) \
116 	to_clk(imx_clk_hw_gate4(name, parent, reg, shift))
117 
118 #define imx_clk_mux(name, reg, shift, width, parents, num_parents) \
119 	to_clk(imx_clk_hw_mux(name, reg, shift, width, parents, num_parents))
120 
121 #define imx_clk_pllv1(type, name, parent, base) \
122 	to_clk(imx_clk_hw_pllv1(type, name, parent, base))
123 
124 #define imx_clk_pllv2(name, parent, base) \
125 	to_clk(imx_clk_hw_pllv2(name, parent, base))
126 
127 #define imx_clk_frac_pll(name, parent_name, base) \
128 	to_clk(imx_clk_hw_frac_pll(name, parent_name, base))
129 
130 #define imx_clk_sscg_pll(name, parent_names, num_parents, parent,\
131 				bypass1, bypass2, base, flags) \
132 	to_clk(imx_clk_hw_sscg_pll(name, parent_names, num_parents, parent,\
133 				bypass1, bypass2, base, flags))
134 
135 struct clk *imx_clk_pll14xx(const char *name, const char *parent_name,
136 		 void __iomem *base, const struct imx_pll14xx_clk *pll_clk);
137 
138 #define imx_clk_pll14xx(name, parent_name, base, pll_clk) \
139 	to_clk(imx_clk_hw_pll14xx(name, parent_name, base, pll_clk))
140 
141 struct clk_hw *imx_dev_clk_hw_pll14xx(struct device *dev, const char *name,
142 				const char *parent_name, void __iomem *base,
143 				const struct imx_pll14xx_clk *pll_clk);
144 
145 struct clk_hw *imx_clk_hw_pllv1(enum imx_pllv1_type type, const char *name,
146 		const char *parent, void __iomem *base);
147 
148 struct clk_hw *imx_clk_hw_pllv2(const char *name, const char *parent,
149 		void __iomem *base);
150 
151 struct clk_hw *imx_clk_hw_frac_pll(const char *name, const char *parent_name,
152 			     void __iomem *base);
153 
154 struct clk_hw *imx_clk_hw_sscg_pll(const char *name,
155 				const char * const *parent_names,
156 				u8 num_parents,
157 				u8 parent, u8 bypass1, u8 bypass2,
158 				void __iomem *base,
159 				unsigned long flags);
160 
161 enum imx_pllv3_type {
162 	IMX_PLLV3_GENERIC,
163 	IMX_PLLV3_SYS,
164 	IMX_PLLV3_USB,
165 	IMX_PLLV3_USB_VF610,
166 	IMX_PLLV3_AV,
167 	IMX_PLLV3_ENET,
168 	IMX_PLLV3_ENET_IMX7,
169 	IMX_PLLV3_SYS_VF610,
170 	IMX_PLLV3_DDR_IMX7,
171 	IMX_PLLV3_AV_IMX7,
172 };
173 
174 struct clk_hw *imx_clk_hw_pllv3(enum imx_pllv3_type type, const char *name,
175 		const char *parent_name, void __iomem *base, u32 div_mask);
176 
177 #define PLL_1416X_RATE(_rate, _m, _p, _s)		\
178 	{						\
179 		.rate	=	(_rate),		\
180 		.mdiv	=	(_m),			\
181 		.pdiv	=	(_p),			\
182 		.sdiv	=	(_s),			\
183 	}
184 
185 #define PLL_1443X_RATE(_rate, _m, _p, _s, _k)		\
186 	{						\
187 		.rate	=	(_rate),		\
188 		.mdiv	=	(_m),			\
189 		.pdiv	=	(_p),			\
190 		.sdiv	=	(_s),			\
191 		.kdiv	=	(_k),			\
192 	}
193 
194 struct clk_hw *imx_clk_hw_pllv4(const char *name, const char *parent_name,
195 			     void __iomem *base);
196 
197 struct clk_hw *clk_hw_register_gate2(struct device *dev, const char *name,
198 		const char *parent_name, unsigned long flags,
199 		void __iomem *reg, u8 bit_idx, u8 cgr_val, u8 cgr_mask,
200 		u8 clk_gate_flags, spinlock_t *lock,
201 		unsigned int *share_count);
202 
203 struct clk * imx_obtain_fixed_clock(
204 			const char *name, unsigned long rate);
205 
206 struct clk_hw *imx_obtain_fixed_clock_hw(
207 			const char *name, unsigned long rate);
208 
209 struct clk_hw *imx_obtain_fixed_clk_hw(struct device_node *np,
210 				       const char *name);
211 
212 struct clk_hw *imx_clk_hw_gate_exclusive(const char *name, const char *parent,
213 	 void __iomem *reg, u8 shift, u32 exclusive_mask);
214 
215 struct clk_hw *imx_clk_hw_pfd(const char *name, const char *parent_name,
216 		void __iomem *reg, u8 idx);
217 
218 struct clk_hw *imx_clk_hw_pfdv2(const char *name, const char *parent_name,
219 			     void __iomem *reg, u8 idx);
220 
221 struct clk_hw *imx_clk_hw_busy_divider(const char *name, const char *parent_name,
222 				 void __iomem *reg, u8 shift, u8 width,
223 				 void __iomem *busy_reg, u8 busy_shift);
224 
225 struct clk_hw *imx_clk_hw_busy_mux(const char *name, void __iomem *reg, u8 shift,
226 			     u8 width, void __iomem *busy_reg, u8 busy_shift,
227 			     const char * const *parent_names, int num_parents);
228 
229 struct clk_hw *imx7ulp_clk_hw_composite(const char *name,
230 				     const char * const *parent_names,
231 				     int num_parents, bool mux_present,
232 				     bool rate_present, bool gate_present,
233 				     void __iomem *reg);
234 
235 struct clk_hw *imx_clk_hw_fixup_divider(const char *name, const char *parent,
236 				  void __iomem *reg, u8 shift, u8 width,
237 				  void (*fixup)(u32 *val));
238 
239 struct clk_hw *imx_clk_hw_fixup_mux(const char *name, void __iomem *reg,
240 			      u8 shift, u8 width, const char * const *parents,
241 			      int num_parents, void (*fixup)(u32 *val));
242 
243 static inline struct clk *to_clk(struct clk_hw *hw)
244 {
245 	if (IS_ERR_OR_NULL(hw))
246 		return ERR_CAST(hw);
247 	return hw->clk;
248 }
249 
250 static inline struct clk_hw *imx_clk_hw_pll14xx(const char *name, const char *parent_name,
251 				  void __iomem *base,
252 				  const struct imx_pll14xx_clk *pll_clk)
253 {
254 	return imx_dev_clk_hw_pll14xx(NULL, name, parent_name, base, pll_clk);
255 }
256 
257 static inline struct clk_hw *imx_clk_hw_fixed(const char *name, int rate)
258 {
259 	return clk_hw_register_fixed_rate(NULL, name, NULL, 0, rate);
260 }
261 
262 static inline struct clk_hw *imx_clk_hw_mux_ldb(const char *name, void __iomem *reg,
263 			u8 shift, u8 width, const char * const *parents,
264 			int num_parents)
265 {
266 	return clk_hw_register_mux(NULL, name, parents, num_parents,
267 			CLK_SET_RATE_NO_REPARENT | CLK_SET_RATE_PARENT, reg,
268 			shift, width, CLK_MUX_READ_ONLY, &imx_ccm_lock);
269 }
270 
271 static inline struct clk_hw *imx_clk_hw_fixed_factor(const char *name,
272 		const char *parent, unsigned int mult, unsigned int div)
273 {
274 	return clk_hw_register_fixed_factor(NULL, name, parent,
275 			CLK_SET_RATE_PARENT, mult, div);
276 }
277 
278 static inline struct clk_hw *imx_clk_hw_divider(const char *name,
279 						const char *parent,
280 						void __iomem *reg, u8 shift,
281 						u8 width)
282 {
283 	return clk_hw_register_divider(NULL, name, parent, CLK_SET_RATE_PARENT,
284 				       reg, shift, width, 0, &imx_ccm_lock);
285 }
286 
287 static inline struct clk_hw *imx_clk_hw_divider_flags(const char *name,
288 						   const char *parent,
289 						   void __iomem *reg, u8 shift,
290 						   u8 width, unsigned long flags)
291 {
292 	return clk_hw_register_divider(NULL, name, parent, flags,
293 				       reg, shift, width, 0, &imx_ccm_lock);
294 }
295 
296 static inline struct clk_hw *imx_clk_hw_divider2(const char *name, const char *parent,
297 		void __iomem *reg, u8 shift, u8 width)
298 {
299 	return clk_hw_register_divider(NULL, name, parent,
300 			CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
301 			reg, shift, width, 0, &imx_ccm_lock);
302 }
303 
304 static inline struct clk *imx_clk_divider2_flags(const char *name,
305 		const char *parent, void __iomem *reg, u8 shift, u8 width,
306 		unsigned long flags)
307 {
308 	return clk_register_divider(NULL, name, parent,
309 			flags | CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
310 			reg, shift, width, 0, &imx_ccm_lock);
311 }
312 
313 static inline struct clk_hw *imx_clk_hw_gate_flags(const char *name, const char *parent,
314 		void __iomem *reg, u8 shift, unsigned long flags)
315 {
316 	return clk_hw_register_gate(NULL, name, parent, flags | CLK_SET_RATE_PARENT, reg,
317 			shift, 0, &imx_ccm_lock);
318 }
319 
320 static inline struct clk_hw *imx_clk_hw_gate(const char *name, const char *parent,
321 					     void __iomem *reg, u8 shift)
322 {
323 	return clk_hw_register_gate(NULL, name, parent, CLK_SET_RATE_PARENT, reg,
324 				    shift, 0, &imx_ccm_lock);
325 }
326 
327 static inline struct clk_hw *imx_dev_clk_hw_gate(struct device *dev, const char *name,
328 						const char *parent, void __iomem *reg, u8 shift)
329 {
330 	return clk_hw_register_gate(dev, name, parent, CLK_SET_RATE_PARENT, reg,
331 				    shift, 0, &imx_ccm_lock);
332 }
333 
334 static inline struct clk_hw *imx_clk_hw_gate_dis(const char *name, const char *parent,
335 		void __iomem *reg, u8 shift)
336 {
337 	return clk_hw_register_gate(NULL, name, parent, CLK_SET_RATE_PARENT, reg,
338 			shift, CLK_GATE_SET_TO_DISABLE, &imx_ccm_lock);
339 }
340 
341 static inline struct clk_hw *imx_clk_hw_gate_dis_flags(const char *name, const char *parent,
342 		void __iomem *reg, u8 shift, unsigned long flags)
343 {
344 	return clk_hw_register_gate(NULL, name, parent, flags | CLK_SET_RATE_PARENT, reg,
345 			shift, CLK_GATE_SET_TO_DISABLE, &imx_ccm_lock);
346 }
347 
348 static inline struct clk_hw *imx_clk_hw_gate2(const char *name, const char *parent,
349 		void __iomem *reg, u8 shift)
350 {
351 	return clk_hw_register_gate2(NULL, name, parent, CLK_SET_RATE_PARENT, reg,
352 			shift, 0x3, 0x3, 0, &imx_ccm_lock, NULL);
353 }
354 
355 static inline struct clk_hw *imx_clk_hw_gate2_flags(const char *name, const char *parent,
356 		void __iomem *reg, u8 shift, unsigned long flags)
357 {
358 	return clk_hw_register_gate2(NULL, name, parent, flags | CLK_SET_RATE_PARENT, reg,
359 			shift, 0x3, 0x3, 0, &imx_ccm_lock, NULL);
360 }
361 
362 static inline struct clk_hw *imx_clk_hw_gate2_shared(const char *name,
363 		const char *parent, void __iomem *reg, u8 shift,
364 		unsigned int *share_count)
365 {
366 	return clk_hw_register_gate2(NULL, name, parent, CLK_SET_RATE_PARENT, reg,
367 			shift, 0x3, 0x3, 0, &imx_ccm_lock, share_count);
368 }
369 
370 static inline struct clk_hw *imx_clk_hw_gate2_shared2(const char *name,
371 		const char *parent, void __iomem *reg, u8 shift,
372 		unsigned int *share_count)
373 {
374 	return clk_hw_register_gate2(NULL, name, parent, CLK_SET_RATE_PARENT |
375 				  CLK_OPS_PARENT_ENABLE, reg, shift, 0x3, 0x3, 0,
376 				  &imx_ccm_lock, share_count);
377 }
378 
379 static inline struct clk_hw *imx_dev_clk_hw_gate_shared(struct device *dev,
380 				const char *name, const char *parent,
381 				void __iomem *reg, u8 shift,
382 				unsigned int *share_count)
383 {
384 	return clk_hw_register_gate2(NULL, name, parent, CLK_SET_RATE_PARENT |
385 					CLK_OPS_PARENT_ENABLE, reg, shift, 0x1,
386 					0x1, 0, &imx_ccm_lock, share_count);
387 }
388 
389 static inline struct clk *imx_clk_gate2_cgr(const char *name,
390 		const char *parent, void __iomem *reg, u8 shift, u8 cgr_val)
391 {
392 	return clk_register_gate2(NULL, name, parent, CLK_SET_RATE_PARENT, reg,
393 			shift, cgr_val, 0x3, 0, &imx_ccm_lock, NULL);
394 }
395 
396 static inline struct clk_hw *imx_clk_hw_gate3(const char *name, const char *parent,
397 		void __iomem *reg, u8 shift)
398 {
399 	return clk_hw_register_gate(NULL, name, parent,
400 			CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
401 			reg, shift, 0, &imx_ccm_lock);
402 }
403 
404 static inline struct clk_hw *imx_clk_hw_gate3_flags(const char *name,
405 		const char *parent, void __iomem *reg, u8 shift,
406 		unsigned long flags)
407 {
408 	return clk_hw_register_gate(NULL, name, parent,
409 			flags | CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
410 			reg, shift, 0, &imx_ccm_lock);
411 }
412 
413 #define imx_clk_gate3_flags(name, parent, reg, shift, flags) \
414 	to_clk(imx_clk_hw_gate3_flags(name, parent, reg, shift, flags))
415 
416 static inline struct clk_hw *imx_clk_hw_gate4(const char *name, const char *parent,
417 		void __iomem *reg, u8 shift)
418 {
419 	return clk_hw_register_gate2(NULL, name, parent,
420 			CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
421 			reg, shift, 0x3, 0x3, 0, &imx_ccm_lock, NULL);
422 }
423 
424 static inline struct clk_hw *imx_clk_hw_gate4_flags(const char *name,
425 		const char *parent, void __iomem *reg, u8 shift,
426 		unsigned long flags)
427 {
428 	return clk_hw_register_gate2(NULL, name, parent,
429 			flags | CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
430 			reg, shift, 0x3, 0x3, 0, &imx_ccm_lock, NULL);
431 }
432 
433 #define imx_clk_gate4_flags(name, parent, reg, shift, flags) \
434 	to_clk(imx_clk_hw_gate4_flags(name, parent, reg, shift, flags))
435 
436 static inline struct clk_hw *imx_clk_hw_mux(const char *name, void __iomem *reg,
437 			u8 shift, u8 width, const char * const *parents,
438 			int num_parents)
439 {
440 	return clk_hw_register_mux(NULL, name, parents, num_parents,
441 			CLK_SET_RATE_NO_REPARENT, reg, shift,
442 			width, 0, &imx_ccm_lock);
443 }
444 
445 static inline struct clk_hw *imx_dev_clk_hw_mux(struct device *dev,
446 			const char *name, void __iomem *reg, u8 shift,
447 			u8 width, const char * const *parents, int num_parents)
448 {
449 	return clk_hw_register_mux(dev, name, parents, num_parents,
450 			CLK_SET_RATE_NO_REPARENT | CLK_SET_PARENT_GATE,
451 			reg, shift, width, 0, &imx_ccm_lock);
452 }
453 
454 static inline struct clk *imx_clk_mux2(const char *name, void __iomem *reg,
455 			u8 shift, u8 width, const char * const *parents,
456 			int num_parents)
457 {
458 	return clk_register_mux(NULL, name, parents, num_parents,
459 			CLK_SET_RATE_NO_REPARENT | CLK_OPS_PARENT_ENABLE,
460 			reg, shift, width, 0, &imx_ccm_lock);
461 }
462 
463 static inline struct clk_hw *imx_clk_hw_mux2(const char *name, void __iomem *reg,
464 					     u8 shift, u8 width,
465 					     const char * const *parents,
466 					     int num_parents)
467 {
468 	return clk_hw_register_mux(NULL, name, parents, num_parents,
469 				   CLK_SET_RATE_NO_REPARENT |
470 				   CLK_OPS_PARENT_ENABLE,
471 				   reg, shift, width, 0, &imx_ccm_lock);
472 }
473 
474 static inline struct clk *imx_clk_mux_flags(const char *name,
475 			void __iomem *reg, u8 shift, u8 width,
476 			const char * const *parents, int num_parents,
477 			unsigned long flags)
478 {
479 	return clk_register_mux(NULL, name, parents, num_parents,
480 			flags | CLK_SET_RATE_NO_REPARENT, reg, shift, width, 0,
481 			&imx_ccm_lock);
482 }
483 
484 static inline struct clk_hw *imx_clk_hw_mux2_flags(const char *name,
485 		void __iomem *reg, u8 shift, u8 width,
486 		const char * const *parents,
487 		int num_parents, unsigned long flags)
488 {
489 	return clk_hw_register_mux(NULL, name, parents, num_parents,
490 			flags | CLK_SET_RATE_NO_REPARENT | CLK_OPS_PARENT_ENABLE,
491 			reg, shift, width, 0, &imx_ccm_lock);
492 }
493 
494 static inline struct clk *imx_clk_mux2_flags(const char *name,
495 		void __iomem *reg, u8 shift, u8 width,
496 		const char * const *parents,
497 		int num_parents, unsigned long flags)
498 {
499 	return clk_register_mux(NULL, name, parents, num_parents,
500 			flags | CLK_SET_RATE_NO_REPARENT | CLK_OPS_PARENT_ENABLE,
501 			reg, shift, width, 0, &imx_ccm_lock);
502 }
503 
504 static inline struct clk_hw *imx_clk_hw_mux_flags(const char *name,
505 						  void __iomem *reg, u8 shift,
506 						  u8 width,
507 						  const char * const *parents,
508 						  int num_parents,
509 						  unsigned long flags)
510 {
511 	return clk_hw_register_mux(NULL, name, parents, num_parents,
512 				   flags | CLK_SET_RATE_NO_REPARENT,
513 				   reg, shift, width, 0, &imx_ccm_lock);
514 }
515 
516 static inline struct clk_hw *imx_dev_clk_hw_mux_flags(struct device *dev,
517 						  const char *name,
518 						  void __iomem *reg, u8 shift,
519 						  u8 width,
520 						  const char * const *parents,
521 						  int num_parents,
522 						  unsigned long flags)
523 {
524 	return clk_hw_register_mux(dev, name, parents, num_parents,
525 				   flags | CLK_SET_RATE_NO_REPARENT,
526 				   reg, shift, width, 0, &imx_ccm_lock);
527 }
528 
529 struct clk_hw *imx_clk_hw_cpu(const char *name, const char *parent_name,
530 		struct clk *div, struct clk *mux, struct clk *pll,
531 		struct clk *step);
532 
533 #define IMX_COMPOSITE_CORE	BIT(0)
534 #define IMX_COMPOSITE_BUS	BIT(1)
535 
536 struct clk_hw *imx8m_clk_hw_composite_flags(const char *name,
537 					    const char * const *parent_names,
538 					    int num_parents,
539 					    void __iomem *reg,
540 					    u32 composite_flags,
541 					    unsigned long flags);
542 
543 #define imx8m_clk_hw_composite_bus(name, parent_names, reg)	\
544 	imx8m_clk_hw_composite_flags(name, parent_names, \
545 			ARRAY_SIZE(parent_names), reg, \
546 			IMX_COMPOSITE_BUS, \
547 			CLK_SET_RATE_NO_REPARENT | CLK_OPS_PARENT_ENABLE)
548 
549 #define imx8m_clk_hw_composite_bus_critical(name, parent_names, reg)	\
550 	imx8m_clk_hw_composite_flags(name, parent_names, ARRAY_SIZE(parent_names), reg, \
551 			IMX_COMPOSITE_BUS, \
552 			CLK_SET_RATE_NO_REPARENT | CLK_OPS_PARENT_ENABLE | CLK_IS_CRITICAL)
553 
554 #define imx8m_clk_hw_composite_core(name, parent_names, reg)	\
555 	imx8m_clk_hw_composite_flags(name, parent_names, \
556 			ARRAY_SIZE(parent_names), reg, \
557 			IMX_COMPOSITE_CORE, \
558 			CLK_SET_RATE_NO_REPARENT | CLK_OPS_PARENT_ENABLE)
559 
560 #define imx8m_clk_composite_flags(name, parent_names, num_parents, reg, \
561 				  flags) \
562 	to_clk(imx8m_clk_hw_composite_flags(name, parent_names, \
563 				num_parents, reg, 0, flags))
564 
565 #define __imx8m_clk_hw_composite(name, parent_names, reg, flags) \
566 	imx8m_clk_hw_composite_flags(name, parent_names, \
567 		ARRAY_SIZE(parent_names), reg, 0, \
568 		flags | CLK_SET_RATE_NO_REPARENT | CLK_OPS_PARENT_ENABLE)
569 
570 #define __imx8m_clk_composite(name, parent_names, reg, flags) \
571 	to_clk(__imx8m_clk_hw_composite(name, parent_names, reg, flags))
572 
573 #define imx8m_clk_hw_composite(name, parent_names, reg) \
574 	__imx8m_clk_hw_composite(name, parent_names, reg, 0)
575 
576 #define imx8m_clk_composite(name, parent_names, reg) \
577 	__imx8m_clk_composite(name, parent_names, reg, 0)
578 
579 #define imx8m_clk_hw_composite_critical(name, parent_names, reg) \
580 	__imx8m_clk_hw_composite(name, parent_names, reg, CLK_IS_CRITICAL)
581 
582 #define imx8m_clk_composite_critical(name, parent_names, reg) \
583 	__imx8m_clk_composite(name, parent_names, reg, CLK_IS_CRITICAL)
584 
585 struct clk_hw *imx_clk_hw_divider_gate(const char *name, const char *parent_name,
586 		unsigned long flags, void __iomem *reg, u8 shift, u8 width,
587 		u8 clk_divider_flags, const struct clk_div_table *table,
588 		spinlock_t *lock);
589 #endif
590