OpenCloudOS-Kernel/arch/arm/plat-s3c/include/plat/fb.h

74 lines
2.3 KiB
C

/* linux/arch/arm/plat-s3c/include/plat/fb.h
*
* Copyright 2008 Openmoko, Inc.
* Copyright 2008 Simtec Electronics
* http://armlinux.simtec.co.uk/
* Ben Dooks <ben@simtec.co.uk>
*
* S3C - FB platform data definitions
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef __PLAT_S3C_FB_H
#define __PLAT_S3C_FB_H __FILE__
/**
* struct s3c_fb_pd_win - per window setup data
* @win_mode: The display parameters to initialise (not for window 0)
* @virtual_x: The virtual X size.
* @virtual_y: The virtual Y size.
*/
struct s3c_fb_pd_win {
struct fb_videomode win_mode;
unsigned short default_bpp;
unsigned short max_bpp;
unsigned short virtual_x;
unsigned short virtual_y;
};
/**
* struct s3c_fb_platdata - S3C driver platform specific information
* @setup_gpio: Setup the external GPIO pins to the right state to transfer
* the data from the display system to the connected display
* device.
* @vidcon0: The base vidcon0 values to control the panel data format.
* @vidcon1: The base vidcon1 values to control the panel data output.
* @win: The setup data for each hardware window, or NULL for unused.
* @display_mode: The LCD output display mode.
*
* The platform data supplies the video driver with all the information
* it requires to work with the display(s) attached to the machine. It
* controls the initial mode, the number of display windows (0 is always
* the base framebuffer) that are initialised etc.
*
*/
struct s3c_fb_platdata {
void (*setup_gpio)(void);
struct s3c_fb_pd_win *win[S3C_FB_MAX_WIN];
u32 vidcon0;
u32 vidcon1;
};
/**
* s3c_fb_set_platdata() - Setup the FB device with platform data.
* @pd: The platform data to set. The data is copied from the passed structure
* so the machine data can mark the data __initdata so that any unused
* machines will end up dumping their data at runtime.
*/
extern void s3c_fb_set_platdata(struct s3c_fb_platdata *pd);
/**
* s3c64xx_fb_gpio_setup_24bpp() - S3C64XX setup function for 24bpp LCD
*
* Initialise the GPIO for an 24bpp LCD display on the RGB interface.
*/
extern void s3c64xx_fb_gpio_setup_24bpp(void);
#endif /* __PLAT_S3C_FB_H */