linux-stable/drivers/video/s3c2410fb.h
Ben Dooks 0dac6ecdc0 s3c-fb: CPUFREQ frequency scaling support
Add support for CPU frequency scaling in the S3C24XX video driver.

Signed-off-by: Simtec Linux Team <linux@simtec.co.uk>
Signed-off-by: Ben Dooks <ben@simtec.co.uk>
Cc: Dave Jones <davej@codemonkey.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2009-06-16 19:47:59 -07:00

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/*
* linux/drivers/video/s3c2410fb.h
* Copyright (c) 2004 Arnaud Patard
*
* S3C2410 LCD Framebuffer Driver
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive for
* more details.
*
*/
#ifndef __S3C2410FB_H
#define __S3C2410FB_H
enum s3c_drv_type {
DRV_S3C2410,
DRV_S3C2412,
};
struct s3c2410fb_info {
struct device *dev;
struct clk *clk;
struct resource *mem;
void __iomem *io;
void __iomem *irq_base;
enum s3c_drv_type drv_type;
struct s3c2410fb_hw regs;
unsigned long clk_rate;
unsigned int palette_ready;
#ifdef CONFIG_CPU_FREQ
struct notifier_block freq_transition;
#endif
/* keep these registers in case we need to re-write palette */
u32 palette_buffer[256];
u32 pseudo_pal[16];
};
#define PALETTE_BUFF_CLEAR (0x80000000) /* entry is clear/invalid */
int s3c2410fb_init(void);
#endif