clock.h

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/*
 * linux/arch/arm/mach-at91/clock.h
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#include <linux/clkdev.h>

#define CLK_TYPE_PRIMARY    0x1
#define CLK_TYPE_PLL        0x2
#define CLK_TYPE_PROGRAMMABLE   0x4
#define CLK_TYPE_PERIPHERAL 0x8
#define CLK_TYPE_SYSTEM     0x10


struct clk {
    struct list_head node;
    const char  *name;      /* unique clock name */
    struct clk_lookup cl;
    unsigned long   rate_hz;
    struct clk  *parent;
    u32     pmc_mask;
    void        (*mode)(struct clk *, int);
    unsigned    id:3;       /* PCK0..4, or 32k/main/a/b */
    unsigned    type;       /* clock type */
    u16     users;
};


extern int __init clk_register(struct clk *clk);
extern struct clk mck;
extern struct clk utmi_clk;

#define CLKDEV_CON_ID(_id, _clk)            \
    {                       \
        .con_id = _id,              \
        .clk = _clk,                \
    }

#define CLKDEV_CON_DEV_ID(_con_id, _dev_id, _clk)   \
    {                       \
        .con_id = _con_id,          \
        .dev_id = _dev_id,          \
        .clk = _clk,                \
    }