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v6.13.7
  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
 
 
  9extern spinlock_t imx_ccm_lock;
 10extern bool mcore_booted;
 11
 12void imx_check_clocks(struct clk *clks[], unsigned int count);
 13void imx_check_clk_hws(struct clk_hw *clks[], unsigned int count);
 14#ifndef MODULE
 15void imx_register_uart_clocks(void);
 16#else
 17static inline void imx_register_uart_clocks(void)
 18{
 19}
 20#endif
 21void imx_mmdc_mask_handshake(void __iomem *ccm_base, unsigned int chn);
 
 22void imx_unregister_hw_clocks(struct clk_hw *hws[], unsigned int count);
 23
 24extern void imx_cscmr1_fixup(u32 *val);
 25
 26enum 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
 35enum imx_sscg_pll_type {
 36	SCCG_PLL1,
 37	SCCG_PLL2,
 38};
 39
 40enum imx_pll14xx_type {
 41	PLL_1416X,
 42	PLL_1443X,
 43};
 44
 45enum imx_pllv4_type {
 46	IMX_PLLV4_IMX7ULP,
 47	IMX_PLLV4_IMX8ULP,
 48	IMX_PLLV4_IMX8ULP_1GHZ,
 49};
 50
 51enum imx_pfdv2_type {
 52	IMX_PFDV2_IMX7ULP,
 53	IMX_PFDV2_IMX8ULP,
 54};
 55
 56/* NOTE: Rate table should be kept sorted in descending order. */
 57struct imx_pll14xx_rate_table {
 58	unsigned int rate;
 59	unsigned int pdiv;
 60	unsigned int mdiv;
 61	unsigned int sdiv;
 62	unsigned int kdiv;
 63};
 64
 65struct imx_pll14xx_clk {
 66	enum imx_pll14xx_type type;
 67	const struct imx_pll14xx_rate_table *rate_table;
 68	int rate_count;
 69	int flags;
 70};
 71
 72extern struct imx_pll14xx_clk imx_1416x_pll;
 73extern struct imx_pll14xx_clk imx_1443x_pll;
 74extern struct imx_pll14xx_clk imx_1443x_dram_pll;
 75
 76#define CLK_FRACN_GPPLL_INTEGER	BIT(0)
 77#define CLK_FRACN_GPPLL_FRACN	BIT(1)
 78
 79/* NOTE: Rate table should be kept sorted in descending order. */
 80struct imx_fracn_gppll_rate_table {
 81	unsigned int rate;
 82	unsigned int mfi;
 83	unsigned int mfn;
 84	unsigned int mfd;
 85	unsigned int rdiv;
 86	unsigned int odiv;
 87};
 88
 89struct imx_fracn_gppll_clk {
 90	const struct imx_fracn_gppll_rate_table *rate_table;
 91	int rate_count;
 92	int flags;
 93};
 94
 95struct clk_hw *imx_clk_fracn_gppll(const char *name, const char *parent_name, void __iomem *base,
 96				   const struct imx_fracn_gppll_clk *pll_clk);
 97struct clk_hw *imx_clk_fracn_gppll_integer(const char *name, const char *parent_name,
 98					   void __iomem *base,
 99					   const struct imx_fracn_gppll_clk *pll_clk);
100
101extern struct imx_fracn_gppll_clk imx_fracn_gppll;
102extern struct imx_fracn_gppll_clk imx_fracn_gppll_integer;
103
104#define imx_clk_cpu(name, parent_name, div, mux, pll, step) \
105	to_clk(imx_clk_hw_cpu(name, parent_name, div, mux, pll, step))
106
107#define clk_register_gate2(dev, name, parent_name, flags, reg, bit_idx, \
108				cgr_val, cgr_mask, clk_gate_flags, lock, share_count) \
109	to_clk(clk_hw_register_gate2(dev, name, parent_name, flags, reg, bit_idx, \
110				cgr_val, cgr_mask, clk_gate_flags, lock, share_count))
111
112#define imx_clk_pllv3(type, name, parent_name, base, div_mask) \
113	to_clk(imx_clk_hw_pllv3(type, name, parent_name, base, div_mask))
114
115#define imx_clk_pfd(name, parent_name, reg, idx) \
116	to_clk(imx_clk_hw_pfd(name, parent_name, reg, idx))
117
118#define imx_clk_gate_exclusive(name, parent, reg, shift, exclusive_mask) \
119	to_clk(imx_clk_hw_gate_exclusive(name, parent, reg, shift, exclusive_mask))
120
121#define imx_clk_fixed(name, rate) \
122	to_clk(imx_clk_hw_fixed(name, rate))
123
124#define imx_clk_fixed_factor(name, parent, mult, div) \
125	to_clk(imx_clk_hw_fixed_factor(name, parent, mult, div))
126
127#define imx_clk_divider(name, parent, reg, shift, width) \
128	to_clk(imx_clk_hw_divider(name, parent, reg, shift, width))
129
 
 
 
130#define imx_clk_divider_flags(name, parent, reg, shift, width, flags) \
131	to_clk(imx_clk_hw_divider_flags(name, parent, reg, shift, width, flags))
132
133#define imx_clk_gate(name, parent, reg, shift) \
134	to_clk(imx_clk_hw_gate(name, parent, reg, shift))
135
136#define imx_clk_gate_dis(name, parent, reg, shift) \
137	to_clk(imx_clk_hw_gate_dis(name, parent, reg, shift))
138
139#define imx_clk_gate2(name, parent, reg, shift) \
140	to_clk(imx_clk_hw_gate2(name, parent, reg, shift))
141
142#define imx_clk_gate2_cgr(name, parent, reg, shift, cgr_val) \
143	to_clk(__imx_clk_hw_gate2(name, parent, reg, shift, cgr_val, 0, NULL))
144
145#define imx_clk_gate2_flags(name, parent, reg, shift, flags) \
146	to_clk(imx_clk_hw_gate2_flags(name, parent, reg, shift, flags))
147
148#define imx_clk_mux(name, reg, shift, width, parents, num_parents) \
149	to_clk(imx_clk_hw_mux(name, reg, shift, width, parents, num_parents))
150
151#define imx_clk_mux_flags(name, reg, shift, width, parents, num_parents, flags) \
152	to_clk(imx_clk_hw_mux_flags(name, reg, shift, width, parents, num_parents, flags))
153
154#define imx_clk_mux2_flags(name, reg, shift, width, parents, num_parents, flags) \
155	to_clk(imx_clk_hw_mux2_flags(name, reg, shift, width, parents, num_parents, flags))
 
 
 
156
157#define imx_clk_pllv1(type, name, parent, base) \
158	to_clk(imx_clk_hw_pllv1(type, name, parent, base))
159
160#define imx_clk_pllv2(name, parent, base) \
161	to_clk(imx_clk_hw_pllv2(name, parent, base))
162
163#define imx_clk_hw_gate(name, parent, reg, shift) \
164	imx_clk_hw_gate_flags(name, parent, reg, shift, 0)
165
166#define imx_clk_hw_gate2(name, parent, reg, shift) \
167	imx_clk_hw_gate2_flags(name, parent, reg, shift, 0)
168
169#define imx_clk_hw_gate_dis(name, parent, reg, shift) \
170	imx_clk_hw_gate_dis_flags(name, parent, reg, shift, 0)
171
172#define imx_clk_hw_gate_dis_flags(name, parent, reg, shift, flags) \
173	__imx_clk_hw_gate(name, parent, reg, shift, flags, CLK_GATE_SET_TO_DISABLE)
174
175#define imx_clk_hw_gate_flags(name, parent, reg, shift, flags) \
176	__imx_clk_hw_gate(name, parent, reg, shift, flags, 0)
177
178#define imx_clk_hw_gate2_flags(name, parent, reg, shift, flags) \
179	__imx_clk_hw_gate2(name, parent, reg, shift, 0x3, flags, NULL)
180
181#define imx_clk_hw_gate2_shared(name, parent, reg, shift, shared_count) \
182	__imx_clk_hw_gate2(name, parent, reg, shift, 0x3, 0, shared_count)
183
184#define imx_clk_hw_gate2_shared2(name, parent, reg, shift, shared_count) \
185	__imx_clk_hw_gate2(name, parent, reg, shift, 0x3, CLK_OPS_PARENT_ENABLE, shared_count)
186
187#define imx_clk_hw_gate3(name, parent, reg, shift) \
188	imx_clk_hw_gate3_flags(name, parent, reg, shift, 0)
189
190#define imx_clk_hw_gate3_flags(name, parent, reg, shift, flags) \
191	__imx_clk_hw_gate(name, parent, reg, shift, flags | CLK_OPS_PARENT_ENABLE, 0)
192
193#define imx_clk_hw_gate4(name, parent, reg, shift) \
194	imx_clk_hw_gate4_flags(name, parent, reg, shift, 0)
195
196#define imx_clk_hw_gate4_flags(name, parent, reg, shift, flags) \
197	imx_clk_hw_gate2_flags(name, parent, reg, shift, flags | CLK_OPS_PARENT_ENABLE)
198
199#define imx_clk_hw_mux2(name, reg, shift, width, parents, num_parents) \
200	imx_clk_hw_mux2_flags(name, reg, shift, width, parents, num_parents, 0)
201
202#define imx_clk_hw_mux(name, reg, shift, width, parents, num_parents) \
203	__imx_clk_hw_mux(name, reg, shift, width, parents, num_parents, 0, 0)
 
 
204
205#define imx_clk_hw_mux_flags(name, reg, shift, width, parents, num_parents, flags) \
206	__imx_clk_hw_mux(name, reg, shift, width, parents, num_parents, flags, 0)
207
208#define imx_clk_hw_mux_ldb(name, reg, shift, width, parents, num_parents) \
209	__imx_clk_hw_mux(name, reg, shift, width, parents, num_parents, CLK_SET_RATE_PARENT, CLK_MUX_READ_ONLY)
210
211#define imx_clk_hw_mux2_flags(name, reg, shift, width, parents, num_parents, flags) \
212	__imx_clk_hw_mux(name, reg, shift, width, parents, num_parents, flags | CLK_OPS_PARENT_ENABLE, 0)
213
214#define imx_clk_hw_divider(name, parent, reg, shift, width) \
215	__imx_clk_hw_divider(name, parent, reg, shift, width, CLK_SET_RATE_PARENT)
216
217#define imx_clk_hw_divider2(name, parent, reg, shift, width) \
218	__imx_clk_hw_divider(name, parent, reg, shift, width, \
219				CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE)
220
221#define imx_clk_hw_divider_flags(name, parent, reg, shift, width, flags) \
222	__imx_clk_hw_divider(name, parent, reg, shift, width, flags)
223
224#define imx_clk_hw_pll14xx(name, parent_name, base, pll_clk) \
225	imx_dev_clk_hw_pll14xx(NULL, name, parent_name, base, pll_clk)
226
227struct clk_hw *imx_dev_clk_hw_pll14xx(struct device *dev, const char *name,
228				const char *parent_name, void __iomem *base,
229				const struct imx_pll14xx_clk *pll_clk);
230
231struct clk_hw *imx_clk_hw_pllv1(enum imx_pllv1_type type, const char *name,
232		const char *parent, void __iomem *base);
233
234struct clk_hw *imx_clk_hw_pllv2(const char *name, const char *parent,
235		void __iomem *base);
236
237struct clk_hw *imx_clk_hw_frac_pll(const char *name, const char *parent_name,
238			     void __iomem *base);
239
240struct clk_hw *imx_clk_hw_sscg_pll(const char *name,
241				const char * const *parent_names,
242				u8 num_parents,
243				u8 parent, u8 bypass1, u8 bypass2,
244				void __iomem *base,
245				unsigned long flags);
246
247enum imx_pllv3_type {
248	IMX_PLLV3_GENERIC,
249	IMX_PLLV3_SYS,
250	IMX_PLLV3_USB,
251	IMX_PLLV3_USB_VF610,
252	IMX_PLLV3_AV,
253	IMX_PLLV3_ENET,
254	IMX_PLLV3_ENET_IMX7,
255	IMX_PLLV3_SYS_VF610,
256	IMX_PLLV3_DDR_IMX7,
257	IMX_PLLV3_AV_IMX7,
258};
259
260struct clk_hw *imx_clk_hw_pllv3(enum imx_pllv3_type type, const char *name,
261		const char *parent_name, void __iomem *base, u32 div_mask);
262
263#define PLL_1416X_RATE(_rate, _m, _p, _s)		\
264	{						\
265		.rate	=	(_rate),		\
266		.mdiv	=	(_m),			\
267		.pdiv	=	(_p),			\
268		.sdiv	=	(_s),			\
269	}
270
271#define PLL_1443X_RATE(_rate, _m, _p, _s, _k)		\
272	{						\
273		.rate	=	(_rate),		\
274		.mdiv	=	(_m),			\
275		.pdiv	=	(_p),			\
276		.sdiv	=	(_s),			\
277		.kdiv	=	(_k),			\
278	}
279
280struct clk_hw *imx_clk_hw_pllv4(enum imx_pllv4_type type, const char *name,
281		const char *parent_name, void __iomem *base);
282
283struct clk_hw *clk_hw_register_gate2(struct device *dev, const char *name,
284		const char *parent_name, unsigned long flags,
285		void __iomem *reg, u8 bit_idx, u8 cgr_val, u8 cgr_mask,
286		u8 clk_gate_flags, spinlock_t *lock,
287		unsigned int *share_count);
288
289struct clk * imx_obtain_fixed_clock(
290			const char *name, unsigned long rate);
291
292struct clk_hw *imx_obtain_fixed_clock_hw(
293			const char *name, unsigned long rate);
294
295struct clk_hw *imx_obtain_fixed_of_clock(struct device_node *np,
296					 const char *name, unsigned long rate);
297
298struct clk_hw *imx_get_clk_hw_by_name(struct device_node *np, const char *name);
299
300struct clk_hw *imx_clk_hw_gate_exclusive(const char *name, const char *parent,
301	 void __iomem *reg, u8 shift, u32 exclusive_mask);
302
303struct clk_hw *imx_clk_hw_pfd(const char *name, const char *parent_name,
304		void __iomem *reg, u8 idx);
305
306struct clk_hw *imx_clk_hw_pfdv2(enum imx_pfdv2_type type, const char *name,
307	 const char *parent_name, void __iomem *reg, u8 idx);
308
309struct clk_hw *imx_clk_hw_busy_divider(const char *name, const char *parent_name,
310				 void __iomem *reg, u8 shift, u8 width,
311				 void __iomem *busy_reg, u8 busy_shift);
312
313struct clk_hw *imx_clk_hw_busy_mux(const char *name, void __iomem *reg, u8 shift,
314			     u8 width, void __iomem *busy_reg, u8 busy_shift,
315			     const char * const *parent_names, int num_parents);
316
317struct clk_hw *imx7ulp_clk_hw_composite(const char *name,
318				     const char * const *parent_names,
319				     int num_parents, bool mux_present,
320				     bool rate_present, bool gate_present,
321				     void __iomem *reg);
322
323struct clk_hw *imx8ulp_clk_hw_composite(const char *name,
324				     const char * const *parent_names,
325				     int num_parents, bool mux_present,
326				     bool rate_present, bool gate_present,
327				     void __iomem *reg, bool has_swrst);
328
329struct clk_hw *imx_clk_hw_fixup_divider(const char *name, const char *parent,
330				  void __iomem *reg, u8 shift, u8 width,
331				  void (*fixup)(u32 *val));
332
333struct clk_hw *imx_clk_hw_fixup_mux(const char *name, void __iomem *reg,
334			      u8 shift, u8 width, const char * const *parents,
335			      int num_parents, void (*fixup)(u32 *val));
336
337static inline struct clk *to_clk(struct clk_hw *hw)
338{
339	if (IS_ERR_OR_NULL(hw))
340		return ERR_CAST(hw);
341	return hw->clk;
342}
343
 
 
 
 
 
 
 
344static inline struct clk_hw *imx_clk_hw_fixed(const char *name, int rate)
345{
346	return clk_hw_register_fixed_rate(NULL, name, NULL, 0, rate);
347}
348
 
 
 
 
 
 
 
 
 
349static inline struct clk_hw *imx_clk_hw_fixed_factor(const char *name,
350		const char *parent, unsigned int mult, unsigned int div)
351{
352	return clk_hw_register_fixed_factor(NULL, name, parent,
353			CLK_SET_RATE_PARENT, mult, div);
354}
355
356static inline struct clk_hw *imx_clk_hw_divider_closest(const char *name,
357						const char *parent,
358						void __iomem *reg, u8 shift,
359						u8 width)
360{
361	return clk_hw_register_divider(NULL, name, parent, 0,
362				       reg, shift, width, CLK_DIVIDER_ROUND_CLOSEST, &imx_ccm_lock);
363}
364
365static inline struct clk_hw *__imx_clk_hw_divider(const char *name,
366						   const char *parent,
367						   void __iomem *reg, u8 shift,
368						   u8 width, unsigned long flags)
369{
370	return clk_hw_register_divider(NULL, name, parent, flags,
371				       reg, shift, width, 0, &imx_ccm_lock);
372}
373
374static inline struct clk_hw *__imx_clk_hw_gate(const char *name, const char *parent,
375						void __iomem *reg, u8 shift,
376						unsigned long flags,
377						unsigned long clk_gate_flags)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
378{
379	return clk_hw_register_gate(NULL, name, parent, flags | CLK_SET_RATE_PARENT, reg,
380					shift, clk_gate_flags, &imx_ccm_lock);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
381}
382
383static inline struct clk_hw *__imx_clk_hw_gate2(const char *name, const char *parent,
384						void __iomem *reg, u8 shift, u8 cgr_val,
385						unsigned long flags,
386						unsigned int *share_count)
 
 
 
 
 
 
 
 
 
 
 
 
387{
388	return clk_hw_register_gate2(NULL, name, parent, flags | CLK_SET_RATE_PARENT, reg,
389					shift, cgr_val, 0x3, 0, &imx_ccm_lock, share_count);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
390}
391
392static inline struct clk_hw *__imx_clk_hw_mux(const char *name, void __iomem *reg,
393			u8 shift, u8 width, const char * const *parents,
394			int num_parents, unsigned long flags, unsigned long clk_mux_flags)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
395{
396	return clk_hw_register_mux(NULL, name, parents, num_parents,
397			flags | CLK_SET_RATE_NO_REPARENT, reg, shift,
398			width, clk_mux_flags, &imx_ccm_lock);
 
 
 
 
 
 
 
 
 
 
 
 
 
399}
400
401struct clk_hw *imx_clk_hw_cpu(const char *name, const char *parent_name,
402		struct clk *div, struct clk *mux, struct clk *pll,
403		struct clk *step);
404
405#define IMX_COMPOSITE_CORE		BIT(0)
406#define IMX_COMPOSITE_BUS		BIT(1)
407#define IMX_COMPOSITE_FW_MANAGED	BIT(2)
408
409#define IMX_COMPOSITE_CLK_FLAGS_DEFAULT \
410	(CLK_SET_RATE_NO_REPARENT | CLK_OPS_PARENT_ENABLE)
411#define IMX_COMPOSITE_CLK_FLAGS_CRITICAL \
412	(IMX_COMPOSITE_CLK_FLAGS_DEFAULT | CLK_IS_CRITICAL)
413#define IMX_COMPOSITE_CLK_FLAGS_GET_RATE_NO_CACHE \
414	(IMX_COMPOSITE_CLK_FLAGS_DEFAULT | CLK_GET_RATE_NOCACHE)
415#define IMX_COMPOSITE_CLK_FLAGS_CRITICAL_GET_RATE_NO_CACHE \
416	(IMX_COMPOSITE_CLK_FLAGS_GET_RATE_NO_CACHE | CLK_IS_CRITICAL)
417
418struct clk_hw *__imx8m_clk_hw_composite(const char *name,
419					    const char * const *parent_names,
420					    int num_parents,
421					    void __iomem *reg,
422					    u32 composite_flags,
423					    unsigned long flags);
424
425#define _imx8m_clk_hw_composite(name, parent_names, reg, composite_flags, flags) \
426	__imx8m_clk_hw_composite(name, parent_names, \
427		ARRAY_SIZE(parent_names), reg, composite_flags, flags)
428
429#define imx8m_clk_hw_composite(name, parent_names, reg) \
430	_imx8m_clk_hw_composite(name, parent_names, reg, \
431			0, IMX_COMPOSITE_CLK_FLAGS_DEFAULT)
432
433#define imx8m_clk_hw_composite_flags(name, parent_names, reg, flags) \
434	_imx8m_clk_hw_composite(name, parent_names, reg, \
435			0, IMX_COMPOSITE_CLK_FLAGS_DEFAULT |  flags)
 
 
 
 
 
 
 
 
 
 
 
 
436
437#define imx8m_clk_hw_composite_critical(name, parent_names, reg) \
438	_imx8m_clk_hw_composite(name, parent_names, reg, \
439			0, IMX_COMPOSITE_CLK_FLAGS_CRITICAL)
440
441#define imx8m_clk_hw_composite_bus(name, parent_names, reg)	\
442	_imx8m_clk_hw_composite(name, parent_names, reg, \
443			IMX_COMPOSITE_BUS, IMX_COMPOSITE_CLK_FLAGS_DEFAULT)
444
445#define imx8m_clk_hw_composite_bus_flags(name, parent_names, reg, flags) \
446	_imx8m_clk_hw_composite(name, parent_names, reg, \
447			IMX_COMPOSITE_BUS, IMX_COMPOSITE_CLK_FLAGS_DEFAULT | flags)
448
449#define imx8m_clk_hw_composite_bus_critical(name, parent_names, reg)	\
450	_imx8m_clk_hw_composite(name, parent_names, reg, \
451			IMX_COMPOSITE_BUS, IMX_COMPOSITE_CLK_FLAGS_CRITICAL)
452
453#define imx8m_clk_hw_composite_core(name, parent_names, reg)	\
454	_imx8m_clk_hw_composite(name, parent_names, reg, \
455			IMX_COMPOSITE_CORE, IMX_COMPOSITE_CLK_FLAGS_DEFAULT)
456
457#define imx8m_clk_hw_fw_managed_composite(name, parent_names, reg) \
458	_imx8m_clk_hw_composite(name, parent_names, reg, \
459			IMX_COMPOSITE_FW_MANAGED, \
460			IMX_COMPOSITE_CLK_FLAGS_GET_RATE_NO_CACHE)
461
462#define imx8m_clk_hw_fw_managed_composite_critical(name, parent_names, reg) \
463	_imx8m_clk_hw_composite(name, parent_names, reg, \
464			IMX_COMPOSITE_FW_MANAGED, \
465			IMX_COMPOSITE_CLK_FLAGS_CRITICAL_GET_RATE_NO_CACHE)
466
467struct clk_hw *imx93_clk_composite_flags(const char *name,
468					 const char * const *parent_names,
469					 int num_parents,
470					 void __iomem *reg,
471					 u32 domain_id,
472					 unsigned long flags);
473#define imx93_clk_composite(name, parent_names, num_parents, reg, domain_id) \
474	imx93_clk_composite_flags(name, parent_names, num_parents, reg, domain_id \
475				  CLK_SET_RATE_NO_REPARENT | CLK_OPS_PARENT_ENABLE)
476
477struct clk_hw *imx93_clk_gate(struct device *dev, const char *name, const char *parent_name,
478			      unsigned long flags, void __iomem *reg, u32 bit_idx, u32 val,
479			      u32 mask, u32 domain_id, unsigned int *share_count);
480
481struct clk_hw *imx_clk_hw_divider_gate(const char *name, const char *parent_name,
482		unsigned long flags, void __iomem *reg, u8 shift, u8 width,
483		u8 clk_divider_flags, const struct clk_div_table *table,
484		spinlock_t *lock);
485
486struct clk_hw *imx_clk_gpr_mux(const char *name, const char *compatible,
487			       u32 reg, const char **parent_names,
488			       u8 num_parents, const u32 *mux_table, u32 mask);
489
490#endif
v5.9
  1/* SPDX-License-Identifier: GPL-2.0 */
  2#ifndef __MACH_IMX_CLK_H
  3#define __MACH_IMX_CLK_H
  4
 
  5#include <linux/spinlock.h>
  6#include <linux/clk-provider.h>
  7
  8#define IMX_CLK_GATE2_SINGLE_BIT	1
  9
 10extern spinlock_t imx_ccm_lock;
 
 11
 12void imx_check_clocks(struct clk *clks[], unsigned int count);
 13void imx_check_clk_hws(struct clk_hw *clks[], unsigned int count);
 14void imx_register_uart_clocks(struct clk ** const clks[]);
 
 
 
 
 
 
 15void imx_mmdc_mask_handshake(void __iomem *ccm_base, unsigned int chn);
 16void imx_unregister_clocks(struct clk *clks[], unsigned int count);
 17void imx_unregister_hw_clocks(struct clk_hw *hws[], unsigned int count);
 18
 19extern void imx_cscmr1_fixup(u32 *val);
 20
 21enum imx_pllv1_type {
 22	IMX_PLLV1_IMX1,
 23	IMX_PLLV1_IMX21,
 24	IMX_PLLV1_IMX25,
 25	IMX_PLLV1_IMX27,
 26	IMX_PLLV1_IMX31,
 27	IMX_PLLV1_IMX35,
 28};
 29
 30enum imx_sscg_pll_type {
 31	SCCG_PLL1,
 32	SCCG_PLL2,
 33};
 34
 35enum imx_pll14xx_type {
 36	PLL_1416X,
 37	PLL_1443X,
 38};
 39
 
 
 
 
 
 
 
 
 
 
 
 40/* NOTE: Rate table should be kept sorted in descending order. */
 41struct imx_pll14xx_rate_table {
 42	unsigned int rate;
 43	unsigned int pdiv;
 44	unsigned int mdiv;
 45	unsigned int sdiv;
 46	unsigned int kdiv;
 47};
 48
 49struct imx_pll14xx_clk {
 50	enum imx_pll14xx_type type;
 51	const struct imx_pll14xx_rate_table *rate_table;
 52	int rate_count;
 53	int flags;
 54};
 55
 56extern struct imx_pll14xx_clk imx_1416x_pll;
 57extern struct imx_pll14xx_clk imx_1443x_pll;
 58extern struct imx_pll14xx_clk imx_1443x_dram_pll;
 59
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 60#define imx_clk_cpu(name, parent_name, div, mux, pll, step) \
 61	to_clk(imx_clk_hw_cpu(name, parent_name, div, mux, pll, step))
 62
 63#define clk_register_gate2(dev, name, parent_name, flags, reg, bit_idx, \
 64				cgr_val, clk_gate_flags, lock, share_count) \
 65	to_clk(clk_hw_register_gate2(dev, name, parent_name, flags, reg, bit_idx, \
 66				cgr_val, clk_gate_flags, lock, share_count))
 67
 68#define imx_clk_pllv3(type, name, parent_name, base, div_mask) \
 69	to_clk(imx_clk_hw_pllv3(type, name, parent_name, base, div_mask))
 70
 71#define imx_clk_pfd(name, parent_name, reg, idx) \
 72	to_clk(imx_clk_hw_pfd(name, parent_name, reg, idx))
 73
 74#define imx_clk_gate_exclusive(name, parent, reg, shift, exclusive_mask) \
 75	to_clk(imx_clk_hw_gate_exclusive(name, parent, reg, shift, exclusive_mask))
 76
 77#define imx_clk_fixed(name, rate) \
 78	to_clk(imx_clk_hw_fixed(name, rate))
 79
 80#define imx_clk_fixed_factor(name, parent, mult, div) \
 81	to_clk(imx_clk_hw_fixed_factor(name, parent, mult, div))
 82
 83#define imx_clk_divider(name, parent, reg, shift, width) \
 84	to_clk(imx_clk_hw_divider(name, parent, reg, shift, width))
 85
 86#define imx_clk_divider2(name, parent, reg, shift, width) \
 87	to_clk(imx_clk_hw_divider2(name, parent, reg, shift, width))
 88
 89#define imx_clk_divider_flags(name, parent, reg, shift, width, flags) \
 90	to_clk(imx_clk_hw_divider_flags(name, parent, reg, shift, width, flags))
 91
 92#define imx_clk_gate(name, parent, reg, shift) \
 93	to_clk(imx_clk_hw_gate(name, parent, reg, shift))
 94
 95#define imx_clk_gate_dis(name, parent, reg, shift) \
 96	to_clk(imx_clk_hw_gate_dis(name, parent, reg, shift))
 97
 98#define imx_clk_gate2(name, parent, reg, shift) \
 99	to_clk(imx_clk_hw_gate2(name, parent, reg, shift))
100
 
 
 
101#define imx_clk_gate2_flags(name, parent, reg, shift, flags) \
102	to_clk(imx_clk_hw_gate2_flags(name, parent, reg, shift, flags))
103
104#define imx_clk_gate2_shared2(name, parent, reg, shift, share_count) \
105	to_clk(imx_clk_hw_gate2_shared2(name, parent, reg, shift, share_count))
106
107#define imx_clk_gate3(name, parent, reg, shift) \
108	to_clk(imx_clk_hw_gate3(name, parent, reg, shift))
109
110#define imx_clk_gate4(name, parent, reg, shift) \
111	to_clk(imx_clk_hw_gate4(name, parent, reg, shift))
112
113#define imx_clk_mux(name, reg, shift, width, parents, num_parents) \
114	to_clk(imx_clk_hw_mux(name, reg, shift, width, parents, num_parents))
115
116#define imx_clk_pllv1(type, name, parent, base) \
117	to_clk(imx_clk_hw_pllv1(type, name, parent, base))
118
119#define imx_clk_pllv2(name, parent, base) \
120	to_clk(imx_clk_hw_pllv2(name, parent, base))
121
122#define imx_clk_frac_pll(name, parent_name, base) \
123	to_clk(imx_clk_hw_frac_pll(name, parent_name, base))
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
124
125#define imx_clk_sscg_pll(name, parent_names, num_parents, parent,\
126				bypass1, bypass2, base, flags) \
127	to_clk(imx_clk_hw_sscg_pll(name, parent_names, num_parents, parent,\
128				bypass1, bypass2, base, flags))
129
130struct clk *imx_clk_pll14xx(const char *name, const char *parent_name,
131		 void __iomem *base, const struct imx_pll14xx_clk *pll_clk);
132
133#define imx_clk_pll14xx(name, parent_name, base, pll_clk) \
134	to_clk(imx_clk_hw_pll14xx(name, parent_name, base, pll_clk))
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
135
136struct clk_hw *imx_dev_clk_hw_pll14xx(struct device *dev, const char *name,
137				const char *parent_name, void __iomem *base,
138				const struct imx_pll14xx_clk *pll_clk);
139
140struct clk_hw *imx_clk_hw_pllv1(enum imx_pllv1_type type, const char *name,
141		const char *parent, void __iomem *base);
142
143struct clk_hw *imx_clk_hw_pllv2(const char *name, const char *parent,
144		void __iomem *base);
145
146struct clk_hw *imx_clk_hw_frac_pll(const char *name, const char *parent_name,
147			     void __iomem *base);
148
149struct clk_hw *imx_clk_hw_sscg_pll(const char *name,
150				const char * const *parent_names,
151				u8 num_parents,
152				u8 parent, u8 bypass1, u8 bypass2,
153				void __iomem *base,
154				unsigned long flags);
155
156enum imx_pllv3_type {
157	IMX_PLLV3_GENERIC,
158	IMX_PLLV3_SYS,
159	IMX_PLLV3_USB,
160	IMX_PLLV3_USB_VF610,
161	IMX_PLLV3_AV,
162	IMX_PLLV3_ENET,
163	IMX_PLLV3_ENET_IMX7,
164	IMX_PLLV3_SYS_VF610,
165	IMX_PLLV3_DDR_IMX7,
166	IMX_PLLV3_AV_IMX7,
167};
168
169struct clk_hw *imx_clk_hw_pllv3(enum imx_pllv3_type type, const char *name,
170		const char *parent_name, void __iomem *base, u32 div_mask);
171
172#define PLL_1416X_RATE(_rate, _m, _p, _s)		\
173	{						\
174		.rate	=	(_rate),		\
175		.mdiv	=	(_m),			\
176		.pdiv	=	(_p),			\
177		.sdiv	=	(_s),			\
178	}
179
180#define PLL_1443X_RATE(_rate, _m, _p, _s, _k)		\
181	{						\
182		.rate	=	(_rate),		\
183		.mdiv	=	(_m),			\
184		.pdiv	=	(_p),			\
185		.sdiv	=	(_s),			\
186		.kdiv	=	(_k),			\
187	}
188
189struct clk_hw *imx_clk_hw_pllv4(const char *name, const char *parent_name,
190			     void __iomem *base);
191
192struct clk_hw *clk_hw_register_gate2(struct device *dev, const char *name,
193		const char *parent_name, unsigned long flags,
194		void __iomem *reg, u8 bit_idx, u8 cgr_val,
195		u8 clk_gate_flags, spinlock_t *lock,
196		unsigned int *share_count);
197
198struct clk * imx_obtain_fixed_clock(
199			const char *name, unsigned long rate);
200
201struct clk_hw *imx_obtain_fixed_clock_hw(
202			const char *name, unsigned long rate);
203
204struct clk_hw *imx_obtain_fixed_clk_hw(struct device_node *np,
205				       const char *name);
 
 
206
207struct clk_hw *imx_clk_hw_gate_exclusive(const char *name, const char *parent,
208	 void __iomem *reg, u8 shift, u32 exclusive_mask);
209
210struct clk_hw *imx_clk_hw_pfd(const char *name, const char *parent_name,
211		void __iomem *reg, u8 idx);
212
213struct clk_hw *imx_clk_hw_pfdv2(const char *name, const char *parent_name,
214			     void __iomem *reg, u8 idx);
215
216struct clk_hw *imx_clk_hw_busy_divider(const char *name, const char *parent_name,
217				 void __iomem *reg, u8 shift, u8 width,
218				 void __iomem *busy_reg, u8 busy_shift);
219
220struct clk_hw *imx_clk_hw_busy_mux(const char *name, void __iomem *reg, u8 shift,
221			     u8 width, void __iomem *busy_reg, u8 busy_shift,
222			     const char * const *parent_names, int num_parents);
223
224struct clk_hw *imx7ulp_clk_hw_composite(const char *name,
225				     const char * const *parent_names,
226				     int num_parents, bool mux_present,
227				     bool rate_present, bool gate_present,
228				     void __iomem *reg);
229
 
 
 
 
 
 
230struct clk_hw *imx_clk_hw_fixup_divider(const char *name, const char *parent,
231				  void __iomem *reg, u8 shift, u8 width,
232				  void (*fixup)(u32 *val));
233
234struct clk_hw *imx_clk_hw_fixup_mux(const char *name, void __iomem *reg,
235			      u8 shift, u8 width, const char * const *parents,
236			      int num_parents, void (*fixup)(u32 *val));
237
238static inline struct clk *to_clk(struct clk_hw *hw)
239{
240	if (IS_ERR_OR_NULL(hw))
241		return ERR_CAST(hw);
242	return hw->clk;
243}
244
245static inline struct clk_hw *imx_clk_hw_pll14xx(const char *name, const char *parent_name,
246				  void __iomem *base,
247				  const struct imx_pll14xx_clk *pll_clk)
248{
249	return imx_dev_clk_hw_pll14xx(NULL, name, parent_name, base, pll_clk);
250}
251
252static inline struct clk_hw *imx_clk_hw_fixed(const char *name, int rate)
253{
254	return clk_hw_register_fixed_rate(NULL, name, NULL, 0, rate);
255}
256
257static inline struct clk_hw *imx_clk_hw_mux_ldb(const char *name, void __iomem *reg,
258			u8 shift, u8 width, const char * const *parents,
259			int num_parents)
260{
261	return clk_hw_register_mux(NULL, name, parents, num_parents,
262			CLK_SET_RATE_NO_REPARENT | CLK_SET_RATE_PARENT, reg,
263			shift, width, CLK_MUX_READ_ONLY, &imx_ccm_lock);
264}
265
266static inline struct clk_hw *imx_clk_hw_fixed_factor(const char *name,
267		const char *parent, unsigned int mult, unsigned int div)
268{
269	return clk_hw_register_fixed_factor(NULL, name, parent,
270			CLK_SET_RATE_PARENT, mult, div);
271}
272
273static inline struct clk_hw *imx_clk_hw_divider(const char *name,
274						const char *parent,
275						void __iomem *reg, u8 shift,
276						u8 width)
277{
278	return clk_hw_register_divider(NULL, name, parent, CLK_SET_RATE_PARENT,
279				       reg, shift, width, 0, &imx_ccm_lock);
280}
281
282static inline struct clk_hw *imx_clk_hw_divider_flags(const char *name,
283						   const char *parent,
284						   void __iomem *reg, u8 shift,
285						   u8 width, unsigned long flags)
286{
287	return clk_hw_register_divider(NULL, name, parent, flags,
288				       reg, shift, width, 0, &imx_ccm_lock);
289}
290
291static inline struct clk_hw *imx_clk_hw_divider2(const char *name, const char *parent,
292		void __iomem *reg, u8 shift, u8 width)
293{
294	return clk_hw_register_divider(NULL, name, parent,
295			CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
296			reg, shift, width, 0, &imx_ccm_lock);
297}
298
299static inline struct clk *imx_clk_divider2_flags(const char *name,
300		const char *parent, void __iomem *reg, u8 shift, u8 width,
301		unsigned long flags)
302{
303	return clk_register_divider(NULL, name, parent,
304			flags | CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
305			reg, shift, width, 0, &imx_ccm_lock);
306}
307
308static inline struct clk_hw *imx_clk_hw_gate_flags(const char *name, const char *parent,
309		void __iomem *reg, u8 shift, unsigned long flags)
310{
311	return clk_hw_register_gate(NULL, name, parent, flags | CLK_SET_RATE_PARENT, reg,
312			shift, 0, &imx_ccm_lock);
313}
314
315static inline struct clk_hw *imx_clk_hw_gate(const char *name, const char *parent,
316					     void __iomem *reg, u8 shift)
317{
318	return clk_hw_register_gate(NULL, name, parent, CLK_SET_RATE_PARENT, reg,
319				    shift, 0, &imx_ccm_lock);
320}
321
322static inline struct clk_hw *imx_dev_clk_hw_gate(struct device *dev, const char *name,
323						const char *parent, void __iomem *reg, u8 shift)
324{
325	return clk_hw_register_gate(dev, name, parent, CLK_SET_RATE_PARENT, reg,
326				    shift, 0, &imx_ccm_lock);
327}
328
329static inline struct clk_hw *imx_clk_hw_gate_dis(const char *name, const char *parent,
330		void __iomem *reg, u8 shift)
331{
332	return clk_hw_register_gate(NULL, name, parent, CLK_SET_RATE_PARENT, reg,
333			shift, CLK_GATE_SET_TO_DISABLE, &imx_ccm_lock);
334}
335
336static inline struct clk_hw *imx_clk_hw_gate_dis_flags(const char *name, const char *parent,
337		void __iomem *reg, u8 shift, unsigned long flags)
338{
339	return clk_hw_register_gate(NULL, name, parent, flags | CLK_SET_RATE_PARENT, reg,
340			shift, CLK_GATE_SET_TO_DISABLE, &imx_ccm_lock);
341}
342
343static inline struct clk_hw *imx_clk_hw_gate2(const char *name, const char *parent,
344		void __iomem *reg, u8 shift)
345{
346	return clk_hw_register_gate2(NULL, name, parent, CLK_SET_RATE_PARENT, reg,
347			shift, 0x3, 0, &imx_ccm_lock, NULL);
348}
349
350static inline struct clk_hw *imx_clk_hw_gate2_flags(const char *name, const char *parent,
351		void __iomem *reg, u8 shift, unsigned long flags)
352{
353	return clk_hw_register_gate2(NULL, name, parent, flags | CLK_SET_RATE_PARENT, reg,
354			shift, 0x3, 0, &imx_ccm_lock, NULL);
355}
356
357static inline struct clk_hw *imx_clk_hw_gate2_shared(const char *name,
358		const char *parent, void __iomem *reg, u8 shift,
359		unsigned int *share_count)
360{
361	return clk_hw_register_gate2(NULL, name, parent, CLK_SET_RATE_PARENT, reg,
362			shift, 0x3, 0, &imx_ccm_lock, share_count);
363}
364
365static inline struct clk_hw *imx_clk_hw_gate2_shared2(const char *name,
366		const char *parent, void __iomem *reg, u8 shift,
367		unsigned int *share_count)
368{
369	return clk_hw_register_gate2(NULL, name, parent, CLK_SET_RATE_PARENT |
370				  CLK_OPS_PARENT_ENABLE, reg, shift, 0x3, 0,
371				  &imx_ccm_lock, share_count);
372}
373
374static inline struct clk_hw *imx_dev_clk_hw_gate_shared(struct device *dev,
375				const char *name, const char *parent,
376				void __iomem *reg, u8 shift,
377				unsigned int *share_count)
378{
379	return clk_hw_register_gate2(NULL, name, parent, CLK_SET_RATE_PARENT |
380					CLK_OPS_PARENT_ENABLE, reg, shift, 0x3,
381					IMX_CLK_GATE2_SINGLE_BIT,
382					&imx_ccm_lock, share_count);
383}
384
385static inline struct clk *imx_clk_gate2_cgr(const char *name,
386		const char *parent, void __iomem *reg, u8 shift, u8 cgr_val)
387{
388	return clk_register_gate2(NULL, name, parent, CLK_SET_RATE_PARENT, reg,
389			shift, cgr_val, 0, &imx_ccm_lock, NULL);
390}
391
392static inline struct clk_hw *imx_clk_hw_gate3(const char *name, const char *parent,
393		void __iomem *reg, u8 shift)
394{
395	return clk_hw_register_gate(NULL, name, parent,
396			CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
397			reg, shift, 0, &imx_ccm_lock);
398}
399
400static inline struct clk_hw *imx_clk_hw_gate3_flags(const char *name,
401		const char *parent, void __iomem *reg, u8 shift,
402		unsigned long flags)
403{
404	return clk_hw_register_gate(NULL, name, parent,
405			flags | CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
406			reg, shift, 0, &imx_ccm_lock);
407}
408
409#define imx_clk_gate3_flags(name, parent, reg, shift, flags) \
410	to_clk(imx_clk_hw_gate3_flags(name, parent, reg, shift, flags))
411
412static inline struct clk_hw *imx_clk_hw_gate4(const char *name, const char *parent,
413		void __iomem *reg, u8 shift)
414{
415	return clk_hw_register_gate2(NULL, name, parent,
416			CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
417			reg, shift, 0x3, 0, &imx_ccm_lock, NULL);
418}
419
420static inline struct clk_hw *imx_clk_hw_gate4_flags(const char *name,
421		const char *parent, void __iomem *reg, u8 shift,
422		unsigned long flags)
423{
424	return clk_hw_register_gate2(NULL, name, parent,
425			flags | CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
426			reg, shift, 0x3, 0, &imx_ccm_lock, NULL);
427}
428
429#define imx_clk_gate4_flags(name, parent, reg, shift, flags) \
430	to_clk(imx_clk_hw_gate4_flags(name, parent, reg, shift, flags))
431
432static inline struct clk_hw *imx_clk_hw_mux(const char *name, void __iomem *reg,
433			u8 shift, u8 width, const char * const *parents,
434			int num_parents)
435{
436	return clk_hw_register_mux(NULL, name, parents, num_parents,
437			CLK_SET_RATE_NO_REPARENT, reg, shift,
438			width, 0, &imx_ccm_lock);
439}
440
441static inline struct clk_hw *imx_dev_clk_hw_mux(struct device *dev,
442			const char *name, void __iomem *reg, u8 shift,
443			u8 width, const char * const *parents, int num_parents)
444{
445	return clk_hw_register_mux(dev, name, parents, num_parents,
446			CLK_SET_RATE_NO_REPARENT | CLK_SET_PARENT_GATE,
447			reg, shift, width, 0, &imx_ccm_lock);
448}
449
450static inline struct clk *imx_clk_mux2(const char *name, void __iomem *reg,
451			u8 shift, u8 width, const char * const *parents,
452			int num_parents)
453{
454	return clk_register_mux(NULL, name, parents, num_parents,
455			CLK_SET_RATE_NO_REPARENT | CLK_OPS_PARENT_ENABLE,
456			reg, shift, width, 0, &imx_ccm_lock);
457}
458
459static inline struct clk_hw *imx_clk_hw_mux2(const char *name, void __iomem *reg,
460					     u8 shift, u8 width,
461					     const char * const *parents,
462					     int num_parents)
463{
464	return clk_hw_register_mux(NULL, name, parents, num_parents,
465				   CLK_SET_RATE_NO_REPARENT |
466				   CLK_OPS_PARENT_ENABLE,
467				   reg, shift, width, 0, &imx_ccm_lock);
468}
469
470static inline struct clk *imx_clk_mux_flags(const char *name,
471			void __iomem *reg, u8 shift, u8 width,
472			const char * const *parents, int num_parents,
473			unsigned long flags)
474{
475	return clk_register_mux(NULL, name, parents, num_parents,
476			flags | CLK_SET_RATE_NO_REPARENT, reg, shift, width, 0,
477			&imx_ccm_lock);
478}
479
480static inline struct clk_hw *imx_clk_hw_mux2_flags(const char *name,
481		void __iomem *reg, u8 shift, u8 width,
482		const char * const *parents,
483		int num_parents, unsigned long flags)
484{
485	return clk_hw_register_mux(NULL, name, parents, num_parents,
486			flags | CLK_SET_RATE_NO_REPARENT | CLK_OPS_PARENT_ENABLE,
487			reg, shift, width, 0, &imx_ccm_lock);
488}
489
490static inline struct clk *imx_clk_mux2_flags(const char *name,
491		void __iomem *reg, u8 shift, u8 width,
492		const char * const *parents,
493		int num_parents, unsigned long flags)
494{
495	return clk_register_mux(NULL, name, parents, num_parents,
496			flags | CLK_SET_RATE_NO_REPARENT | CLK_OPS_PARENT_ENABLE,
497			reg, shift, width, 0, &imx_ccm_lock);
498}
499
500static inline struct clk_hw *imx_clk_hw_mux_flags(const char *name,
501						  void __iomem *reg, u8 shift,
502						  u8 width,
503						  const char * const *parents,
504						  int num_parents,
505						  unsigned long flags)
506{
507	return clk_hw_register_mux(NULL, name, parents, num_parents,
508				   flags | CLK_SET_RATE_NO_REPARENT,
509				   reg, shift, width, 0, &imx_ccm_lock);
510}
511
512static inline struct clk_hw *imx_dev_clk_hw_mux_flags(struct device *dev,
513						  const char *name,
514						  void __iomem *reg, u8 shift,
515						  u8 width,
516						  const char * const *parents,
517						  int num_parents,
518						  unsigned long flags)
519{
520	return clk_hw_register_mux(dev, name, parents, num_parents,
521				   flags | CLK_SET_RATE_NO_REPARENT,
522				   reg, shift, width, 0, &imx_ccm_lock);
523}
524
525struct clk_hw *imx_clk_hw_cpu(const char *name, const char *parent_name,
526		struct clk *div, struct clk *mux, struct clk *pll,
527		struct clk *step);
528
529#define IMX_COMPOSITE_CORE	BIT(0)
530#define IMX_COMPOSITE_BUS	BIT(1)
 
 
 
 
 
 
 
 
 
 
531
532struct clk_hw *imx8m_clk_hw_composite_flags(const char *name,
533					    const char * const *parent_names,
534					    int num_parents,
535					    void __iomem *reg,
536					    u32 composite_flags,
537					    unsigned long flags);
538
539#define imx8m_clk_hw_composite_bus(name, parent_names, reg)	\
540	imx8m_clk_hw_composite_flags(name, parent_names, \
541			ARRAY_SIZE(parent_names), reg, \
542			IMX_COMPOSITE_BUS, \
543			CLK_SET_RATE_NO_REPARENT | CLK_OPS_PARENT_ENABLE)
 
 
544
545#define imx8m_clk_hw_composite_core(name, parent_names, reg)	\
546	imx8m_clk_hw_composite_flags(name, parent_names, \
547			ARRAY_SIZE(parent_names), reg, \
548			IMX_COMPOSITE_CORE, \
549			CLK_SET_RATE_NO_REPARENT | CLK_OPS_PARENT_ENABLE)
550
551#define imx8m_clk_composite_flags(name, parent_names, num_parents, reg, \
552				  flags) \
553	to_clk(imx8m_clk_hw_composite_flags(name, parent_names, \
554				num_parents, reg, 0, flags))
555
556#define __imx8m_clk_hw_composite(name, parent_names, reg, flags) \
557	imx8m_clk_hw_composite_flags(name, parent_names, \
558		ARRAY_SIZE(parent_names), reg, 0, \
559		flags | CLK_SET_RATE_NO_REPARENT | CLK_OPS_PARENT_ENABLE)
560
561#define __imx8m_clk_composite(name, parent_names, reg, flags) \
562	to_clk(__imx8m_clk_hw_composite(name, parent_names, reg, flags))
 
563
564#define imx8m_clk_hw_composite(name, parent_names, reg) \
565	__imx8m_clk_hw_composite(name, parent_names, reg, 0)
 
566
567#define imx8m_clk_composite(name, parent_names, reg) \
568	__imx8m_clk_composite(name, parent_names, reg, 0)
 
 
 
 
 
569
570#define imx8m_clk_hw_composite_critical(name, parent_names, reg) \
571	__imx8m_clk_hw_composite(name, parent_names, reg, CLK_IS_CRITICAL)
 
572
573#define imx8m_clk_composite_critical(name, parent_names, reg) \
574	__imx8m_clk_composite(name, parent_names, reg, CLK_IS_CRITICAL)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
575
576struct clk_hw *imx_clk_hw_divider_gate(const char *name, const char *parent_name,
577		unsigned long flags, void __iomem *reg, u8 shift, u8 width,
578		u8 clk_divider_flags, const struct clk_div_table *table,
579		spinlock_t *lock);
 
 
 
 
 
580#endif