2
0
mirror of https://github.com/edk2-porting/linux-next.git synced 2024-12-23 04:34:11 +08:00
linux-next/arch/arm/mach-pnx4008/clock.h
Russell King 0c452df9f0 ARM: PNX4008: provide clock enable/disable methods and initialization
Acked-by: Vitaly Wool <vitalywool@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2010-02-12 17:32:36 +00:00

44 lines
1.0 KiB
C

/*
* arch/arm/mach-pnx4008/clock.h
*
* Clock control driver for PNX4008 - internal header file
*
* Author: Vitaly Wool <source@mvista.com>
*
* 2006 (c) MontaVista Software, Inc. This file is licensed under
* the terms of the GNU General Public License version 2. This program
* is licensed "as is" without any warranty of any kind, whether express
* or implied.
*/
#ifndef __ARCH_ARM_PNX4008_CLOCK_H__
#define __ARCH_ARM_PNX4008_CLOCK_H__
struct clk {
const char *name;
struct clk *parent;
struct clk *propagate_next;
u32 rate;
u32 user_rate;
s8 usecount;
u32 flags;
u32 scale_reg;
u8 enable_shift;
u32 enable_reg;
u8 enable_shift1;
u32 enable_reg1;
u32 parent_switch_reg;
u32(*round_rate) (struct clk *, u32);
int (*set_rate) (struct clk *, u32);
int (*set_parent) (struct clk * clk, struct clk * parent);
int (*enable)(struct clk *);
void (*disable)(struct clk *);
};
/* Flags */
#define RATE_PROPAGATES (1<<0)
#define NEEDS_INITIALIZATION (1<<1)
#define PARENT_SET_RATE (1<<2)
#define FIXED_RATE (1<<3)
#endif