linux/platform_data/video_s3c.h

0001 /* SPDX-License-Identifier: GPL-2.0 */
0002 #ifndef __PLATFORM_DATA_VIDEO_S3C
0003 #define __PLATFORM_DATA_VIDEO_S3C
0004
0005 /* S3C_FB_MAX_WIN
0006  * Set to the maximum number of windows that any of the supported hardware
0007  * can use. Since the platform data uses this for an array size, having it
0008  * set to the maximum of any version of the hardware can do is safe.
0009  */
0010 #define S3C_FB_MAX_WIN  (5)
0011
0012 /**
0013  * struct s3c_fb_pd_win - per window setup data
0014  * @xres     : The window X size.
0015  * @yres     : The window Y size.
0016  * @virtual_x: The virtual X size.
0017  * @virtual_y: The virtual Y size.
0018  */
0019 struct s3c_fb_pd_win {
0020     unsigned short      default_bpp;
0021     unsigned short      max_bpp;
0022     unsigned short      xres;
0023     unsigned short      yres;
0024     unsigned short      virtual_x;
0025     unsigned short      virtual_y;
0026 };
0027
0028 /**
0029  * struct s3c_fb_platdata -  S3C driver platform specific information
0030  * @setup_gpio: Setup the external GPIO pins to the right state to transfer
0031  *      the data from the display system to the connected display
0032  *      device.
0033  * @vidcon0: The base vidcon0 values to control the panel data format.
0034  * @vidcon1: The base vidcon1 values to control the panel data output.
0035  * @vtiming: Video timing when connected to a RGB type panel.
0036  * @win: The setup data for each hardware window, or NULL for unused.
0037  * @display_mode: The LCD output display mode.
0038  *
0039  * The platform data supplies the video driver with all the information
0040  * it requires to work with the display(s) attached to the machine. It
0041  * controls the initial mode, the number of display windows (0 is always
0042  * the base framebuffer) that are initialised etc.
0043  *
0044  */
0045 struct s3c_fb_platdata {
0046     void    (*setup_gpio)(void);
0047
0048     struct s3c_fb_pd_win    *win[S3C_FB_MAX_WIN];
0049     struct fb_videomode     *vtiming;
0050
0051     u32          vidcon0;
0052     u32          vidcon1;
0053 };
0054
0055 #endif