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Haavard Skinnemoen5f97f7f2006-09-25 23:32:13 -07001/*
2 * Clock management for AT32AP CPUs
3 *
4 * Copyright (C) 2006 Atmel Corporation
5 *
Andrew Victor9d041262007-02-05 11:42:07 +01006 * Based on arch/arm/mach-at91/clock.c
Haavard Skinnemoen5f97f7f2006-09-25 23:32:13 -07007 * Copyright (C) 2005 David Brownell
8 * Copyright (C) 2005 Ivan Kokshaysky
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
13 */
14#include <linux/clk.h>
Alex Raimondi300bb762008-09-22 21:40:55 +020015#include <linux/list.h>
16
17
18void at32_clk_register(struct clk *clk);
Haavard Skinnemoen5f97f7f2006-09-25 23:32:13 -070019
20struct clk {
Alex Raimondi300bb762008-09-22 21:40:55 +020021 struct list_head list; /* linking element */
Haavard Skinnemoen5f97f7f2006-09-25 23:32:13 -070022 const char *name; /* Clock name/function */
23 struct device *dev; /* Device the clock is used by */
24 struct clk *parent; /* Parent clock, if any */
25 void (*mode)(struct clk *clk, int enabled);
26 unsigned long (*get_rate)(struct clk *clk);
27 long (*set_rate)(struct clk *clk, unsigned long rate,
28 int apply);
29 int (*set_parent)(struct clk *clk, struct clk *parent);
30 u16 users; /* Enabled if non-zero */
31 u16 index; /* Sibling index */
32};
Alex Raimondidd5e1332008-12-09 16:17:13 +010033
34unsigned long pba_clk_get_rate(struct clk *clk);
35void pba_clk_mode(struct clk *clk, int enabled);