OpenCloudOS-Kernel/include/linux/platform_data/video_s3c.h

56 lines
1.7 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PLATFORM_DATA_VIDEO_S3C
#define __PLATFORM_DATA_VIDEO_S3C
/* S3C_FB_MAX_WIN
* Set to the maximum number of windows that any of the supported hardware
* can use. Since the platform data uses this for an array size, having it
* set to the maximum of any version of the hardware can do is safe.
*/
#define S3C_FB_MAX_WIN (5)
/**
* struct s3c_fb_pd_win - per window setup data
* @xres : The window X size.
* @yres : The window Y size.
* @virtual_x: The virtual X size.
* @virtual_y: The virtual Y size.
*/
struct s3c_fb_pd_win {
unsigned short default_bpp;
unsigned short max_bpp;
unsigned short xres;
unsigned short yres;
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.
* @vtiming: Video timing when connected to a RGB type panel.
* @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];
struct fb_videomode *vtiming;
u32 vidcon0;
u32 vidcon1;
};
#endif