tx3912fb.h

S3C44B0X下的LCD （framebuffer）驱动资料与相关代码

/*
 *  drivers/video/tx3912fb.h
 *
 *  Copyright (C) 2001 Steven Hill ([e-mail])
 *
 * 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.
 *
 *  Includes for TMPR3912/05 and PR31700 LCD controller registers
 */
#include <linux/config.h>

/*
 * Begin platform specific configurations
 */
#if defined(CONFIG_NINO_4MB) || defined(CONFIG_NINO_8MB)
#define FB_X_RES       240
#define FB_Y_RES       320
#if defined(CONFIG_FBCON_CFB4)
#define FB_BPP         4
#else
#if defined(CONFIG_FBCON_CFB2)
#define FB_BPP         2
#else
#define FB_BPP         1
#endif
#endif
#define FB_IS_GREY     1
#define FB_IS_INVERSE  0
#endif

#ifdef CONFIG_NINO_16MB
#define FB_X_RES       240
#define FB_Y_RES       320
#define FB_BPP         8
#define FB_IS_GREY     0
#define FB_IS_INVERSE  0
#endif

/*
 * Define virtual resolutions if necessary
 */
#ifndef FB_X_VIRTUAL_RES
#define FB_X_VIRTUAL_RES FB_X_RES
#endif
#ifndef FB_Y_VIRTUAL_RES
#define FB_Y_VIRTUAL_RES FB_Y_RES
#endif

/*
 * Framebuffer address and size
 */
u_long tx3912fb_paddr = 0;
u_long tx3912fb_vaddr = 0;
u_long tx3912fb_size = (FB_X_RES * FB_Y_RES * FB_BPP / 8);

/*
 * Framebuffer info structure
 */
static struct fb_var_screeninfo tx3912fb_info = {
	FB_X_RES, FB_Y_RES,
	FB_X_VIRTUAL_RES, FB_Y_VIRTUAL_RES,
	0, 0,
	FB_BPP, FB_IS_GREY,
	{0, 0, 0}, {0, 0, 0}, {0, 0, 0}, {0, 0, 0},
	0, FB_ACTIVATE_NOW,
	-1, -1, 0, 20000,
	64, 64, 32, 32, 64, 2,
	0, FB_VMODE_NONINTERLACED,
	{0,0,0,0,0,0}
};

/*
 * Framebuffer name
 */
static char TX3912FB_NAME[16] = "tx3912fb";