mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-25 13:43:55 +08:00
b9cc4bf665
Clock driver for the LPC32XX architecture Signed-off-by: Kevin Wells <wellsk40@gmail.com> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
39 lines
1.1 KiB
C
39 lines
1.1 KiB
C
/*
|
|
* arch/arm/mach-lpc32xx/clock.h
|
|
*
|
|
* Author: Kevin Wells <kevin.wells@nxp.com>
|
|
*
|
|
* Copyright (C) 2010 NXP Semiconductors
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*/
|
|
|
|
#ifndef __LPC32XX_CLOCK_H
|
|
#define __LPC32XX_CLOCK_H
|
|
|
|
struct clk {
|
|
struct list_head node;
|
|
struct clk *parent;
|
|
u32 rate;
|
|
u32 usecount;
|
|
|
|
int (*set_rate) (struct clk *, unsigned long);
|
|
unsigned long (*round_rate) (struct clk *, unsigned long);
|
|
unsigned long (*get_rate) (struct clk *clk);
|
|
int (*enable) (struct clk *, int);
|
|
|
|
/* Register address and bit mask for simple clocks */
|
|
void __iomem *enable_reg;
|
|
u32 enable_mask;
|
|
};
|
|
|
|
#endif
|