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/* arch/arm/plat-samsung/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__
#include <plat/gpio-cfg.h>
/* 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)
/* IOCTL commands */
#define S3CFB_WIN_POSITION _IOW('F', 203, \
struct s3c_fb_user_window)
#define S3CFB_WIN_SET_PLANE_ALPHA _IOW('F', 204, \
struct s3c_fb_user_plane_alpha)
#define S3CFB_WIN_SET_CHROMA _IOW('F', 205, \
struct s3c_fb_user_chroma)
#define S3CFB_SET_VSYNC_INT _IOW('F', 206, u32)
#define S3CFB_GET_ION_USER_HANDLE _IOWR('F', 208, \
struct s3c_fb_user_ion_client)
/**
* 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.
* @width: The width of display in mm
* @height: The height of display in mm
*/
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;
unsigned short width;
unsigned short height;
};
/**
* 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.
* @default_win: default window layer number to be used for UI layer.
* @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 default_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);
/**
* s5p_fimd0_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 s5p_fimd0_set_platdata(struct s3c_fb_platdata *pd);
/**
* s5p_fimd1_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 s5p_fimd1_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);
/**
* s5pc100_fb_gpio_setup_24bpp() - S5PC100 setup function for 24bpp LCD
*
* Initialise the GPIO for an 24bpp LCD display on the RGB interface.
*/
extern void s5pc100_fb_gpio_setup_24bpp(void);
/**
* s5pv210_fb_gpio_setup_24bpp() - S5PV210/S5PC110 setup function for 24bpp LCD
*
* Initialise the GPIO for an 24bpp LCD display on the RGB interface.
*/
extern void s5pv210_fb_gpio_setup_24bpp(void);
/**
* exynos4_fimd0_gpio_setup_24bpp() - Exynos4 setup function for 24bpp LCD0
*
* Initialise the GPIO for an 24bpp LCD display on the RGB interface 0.
*/
extern void exynos4_fimd0_gpio_setup_24bpp(void);
/**
* exynos4_fimd_cfg_gpios() - Exynos4 setup function for 24bpp LCD
*
* Initialise the GPIO for an 24bpp LCD display on the RGB interface.
*/
extern void exynos4_fimd_cfg_gpios(unsigned int base, unsigned int nr,
unsigned int cfg, s5p_gpio_drvstr_t drvstr);
/**
* exynos4_fimd0_setup_clock() = Exynos4 setup function for parent clock.
* @dev: device pointer
* @parent: parent clock used for LCD pixel clock
* @clk_rate: clock rate for parent clock
*/
int __init exynos4_fimd0_setup_clock(struct device *dev, const char *parent,
unsigned long clk_rate);
int __init exynos4_fimd_setup_clock(struct device *dev, const char *bus_clk,
const char *parent, unsigned long clk_rate);
#endif /* __PLAT_S3C_FB_H */
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