1 /* arch/arm/plat-samsung/include/plat/fb.h
3 * Copyright 2008 Openmoko, Inc.
4 * Copyright 2008 Simtec Electronics
5 * http://armlinux.simtec.co.uk/
6 * Ben Dooks <ben@simtec.co.uk>
8 * S3C - FB platform data definitions
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
15 #ifndef __PLAT_S3C_FB_H
16 #define __PLAT_S3C_FB_H __FILE__
19 * Set to the maximum number of windows that any of the supported hardware
20 * can use. Since the platform data uses this for an array size, having it
21 * set to the maximum of any version of the hardware can do is safe.
23 #define S3C_FB_MAX_WIN (5)
26 * struct s3c_fb_pd_win - per window setup data
27 * @win_mode: The display parameters to initialise (not for window 0)
28 * @virtual_x: The virtual X size.
29 * @virtual_y: The virtual Y size.
31 struct s3c_fb_pd_win {
32 struct fb_videomode win_mode;
34 unsigned short default_bpp;
35 unsigned short max_bpp;
36 unsigned short virtual_x;
37 unsigned short virtual_y;
41 * struct s3c_fb_platdata - S3C driver platform specific information
42 * @setup_gpio: Setup the external GPIO pins to the right state to transfer
43 * the data from the display system to the connected display
45 * @vidcon0: The base vidcon0 values to control the panel data format.
46 * @vidcon1: The base vidcon1 values to control the panel data output.
47 * @win: The setup data for each hardware window, or NULL for unused.
48 * @display_mode: The LCD output display mode.
50 * The platform data supplies the video driver with all the information
51 * it requires to work with the display(s) attached to the machine. It
52 * controls the initial mode, the number of display windows (0 is always
53 * the base framebuffer) that are initialised etc.
56 struct s3c_fb_platdata {
57 void (*setup_gpio)(void);
59 struct s3c_fb_pd_win *win[S3C_FB_MAX_WIN];
66 * s3c_fb_set_platdata() - Setup the FB device with platform data.
67 * @pd: The platform data to set. The data is copied from the passed structure
68 * so the machine data can mark the data __initdata so that any unused
69 * machines will end up dumping their data at runtime.
71 extern void s3c_fb_set_platdata(struct s3c_fb_platdata *pd);
74 * s3c64xx_fb_gpio_setup_24bpp() - S3C64XX setup function for 24bpp LCD
76 * Initialise the GPIO for an 24bpp LCD display on the RGB interface.
78 extern void s3c64xx_fb_gpio_setup_24bpp(void);
81 * s5pc100_fb_gpio_setup_24bpp() - S5PC100 setup function for 24bpp LCD
83 * Initialise the GPIO for an 24bpp LCD display on the RGB interface.
85 extern void s5pc100_fb_gpio_setup_24bpp(void);
87 #endif /* __PLAT_S3C_FB_H */