[linux-2.6-block.git] / drivers / clk / sunxi / clk-factors.h

#ifndef __MACH_SUNXI_CLK_FACTORS_H
#define __MACH_SUNXI_CLK_FACTORS_H

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

#define SUNXI_FACTORS_NOT_APPLICABLE	(0)

struct clk_factors_config {
	u8 nshift;
	u8 nwidth;
	u8 kshift;
	u8 kwidth;
	u8 mshift;
	u8 mwidth;
	u8 pshift;
	u8 pwidth;
	u8 n_start;
};

struct factors_request {
	unsigned long rate;
	unsigned long parent_rate;
	u8 parent_index;
	u8 n;
	u8 k;
	u8 m;
	u8 p;
};

struct factors_data {
	int enable;
	int mux;
	int muxmask;
	const struct clk_factors_config *table;
	void (*getter)(struct factors_request *req);
	void (*recalc)(struct factors_request *req);
	const char *name;
};

struct clk_factors {
	struct clk_hw hw;
	void __iomem *reg;
	const struct clk_factors_config *config;
	void (*get_factors)(struct factors_request *req);
	void (*recalc)(struct factors_request *req);
	spinlock_t *lock;
	/* for cleanup */
	struct clk_mux *mux;
	struct clk_gate *gate;
};

struct clk *sunxi_factors_register(struct device_node *node,
				   const struct factors_data *data,
				   spinlock_t *lock,
				   void __iomem *reg);

void sunxi_factors_unregister(struct device_node *node, struct clk *clk);

#endif
Commit	Line	Data
e874a669 EL	1	#ifndef __MACH_SUNXI_CLK_FACTORS_H
	2	#define __MACH_SUNXI_CLK_FACTORS_H
	3
	4	#include <linux/clk-provider.h>
601da9d0	5	#include <linux/spinlock.h>
e874a669 EL	6
	7	#define SUNXI_FACTORS_NOT_APPLICABLE (0)
	8
	9	struct clk_factors_config {
	10	u8 nshift;
	11	u8 nwidth;
	12	u8 kshift;
	13	u8 kwidth;
	14	u8 mshift;
	15	u8 mwidth;
	16	u8 pshift;
	17	u8 pwidth;
9a5e6c7e	18	u8 n_start;
e874a669 EL	19	};
e874a669 EL	20
cfa63688 CYT	21	struct factors_request {
	22	unsigned long rate;
	23	unsigned long parent_rate;
435b7be1	24	u8 parent_index;
cfa63688 CYT	25	u8 n;
	26	u8 k;
	27	u8 m;
	28	u8 p;
	29	};
	30
601da9d0 MR	31	struct factors_data {
	32	int enable;
	33	int mux;
e94f8cb3	34	int muxmask;
b3e919e0	35	const struct clk_factors_config *table;
cfa63688	36	void (getter)(struct factors_request req);
435b7be1	37	void (recalc)(struct factors_request req);
601da9d0 MR	38	const char *name;
	39	};
	40
40a5dcba EL	41	struct clk_factors {
	42	struct clk_hw hw;
	43	void __iomem *reg;
b3e919e0	44	const struct clk_factors_config *config;
cfa63688	45	void (get_factors)(struct factors_request req);
435b7be1	46	void (recalc)(struct factors_request req);
40a5dcba	47	spinlock_t *lock;
4cbeaebb CYT	48	/* for cleanup */
	49	struct clk_mux *mux;
	50	struct clk_gate *gate;
40a5dcba EL	51	};
40a5dcba EL	52
7c74c220 HG	53	struct clk sunxi_factors_register(struct device_node node,
	54	const struct factors_data *data,
	55	spinlock_t *lock,
	56	void __iomem *reg);
601da9d0	57
4cbeaebb CYT	58	void sunxi_factors_unregister(struct device_node node, struct clk clk);
4cbeaebb CYT	59
e874a669	60	#endif