1 /* 2 * Clock management for AT32AP CPUs 3 * 4 * Copyright (C) 2006 Atmel Corporation 5 * 6 * Based on arch/arm/mach-at91/clock.c 7 * 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> 15 #include <linux/list.h> 16 17 18 void at32_clk_register(struct clk *clk); 19 20 struct clk { 21 struct list_head list; /* linking element */ 22 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 }; 33 34 unsigned long pba_clk_get_rate(struct clk *clk); 35 void pba_clk_mode(struct clk *clk, int enabled); 36