#ifndef __ASM_SH_CLOCK_H #define __ASM_SH_CLOCK_H #include <linux/kref.h> #include <linux/list.h> #include <linux/seq_file.h> #include <linux/clk.h> struct clk; struct clk_ops { void (*init)(struct clk *clk); void (*enable)(struct clk *clk); void (*disable)(struct clk *clk); void (*recalc)(struct clk *clk); int (*set_rate)(struct clk *clk, unsigned long rate, int algo_id); long (*round_rate)(struct clk *clk, unsigned long rate); }; struct clk { struct list_head node; const char *name; int id; struct module *owner; struct clk *parent; struct clk_ops *ops; struct kref kref; unsigned long rate; unsigned long flags; }; #define CLK_ALWAYS_ENABLED (1 << 0) #define CLK_RATE_PROPAGATES (1 << 1) /* Should be defined by processor-specific code */ void arch_init_clk_ops(struct clk_ops **, int type); /* arch/sh/kernel/cpu/clock.c */ int clk_init(void); int __clk_enable(struct clk *); void __clk_disable(struct clk *); void clk_recalc_rate(struct clk *); int clk_register(struct clk *); void clk_unregister(struct clk *); /* the exported API, in addition to clk_set_rate */ /** * clk_set_rate_ex - set the clock rate for a clock source, with additional parameter * @clk: clock source * @rate: desired clock rate in Hz * @algo_id: algorithm id to be passed down to ops->set_rate * * Returns success (0) or negative errno. */ int clk_set_rate_ex(struct clk *clk, unsigned long rate, int algo_id); enum clk_sh_algo_id { NO_CHANGE = 0, IUS_N1_N1, IUS_322, IUS_522, IUS_N11, SB_N1, SB3_N1, SB3_32, SB3_43, SB3_54, BP_N1, IP_N1, }; #endif /* __ASM_SH_CLOCK_H */