linux-stable-rt/include/asm-arm/arch-pxa/pxafb.h

86 lines
2.4 KiB
C

/*
* linux/include/asm-arm/arch-pxa/pxafb.h
*
* Support for the xscale frame buffer.
*
* Author: Jean-Frederic Clere
* Created: Sep 22, 2003
* Copyright: jfclere@sinix.net
*
* 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.
*/
#include <linux/fb.h>
/*
* This structure describes the machine which we are running on.
* It is set in linux/arch/arm/mach-pxa/machine_name.c and used in the probe routine
* of linux/drivers/video/pxafb.c
*/
struct pxafb_mode_info {
u_long pixclock;
u_short xres;
u_short yres;
u_char bpp;
u_char hsync_len;
u_char left_margin;
u_char right_margin;
u_char vsync_len;
u_char upper_margin;
u_char lower_margin;
u_char sync;
u_int cmap_greyscale:1,
unused:31;
};
struct pxafb_mach_info {
struct pxafb_mode_info *modes;
unsigned int num_modes;
u_int fixed_modes:1,
cmap_inverse:1,
cmap_static:1,
unused:29;
/* The following should be defined in LCCR0
* LCCR0_Act or LCCR0_Pas Active or Passive
* LCCR0_Sngl or LCCR0_Dual Single/Dual panel
* LCCR0_Mono or LCCR0_Color Mono/Color
* LCCR0_4PixMono or LCCR0_8PixMono (in mono single mode)
* LCCR0_DMADel(Tcpu) (optional) DMA request delay
*
* The following should not be defined in LCCR0:
* LCCR0_OUM, LCCR0_BM, LCCR0_QDM, LCCR0_DIS, LCCR0_EFM
* LCCR0_IUM, LCCR0_SFM, LCCR0_LDM, LCCR0_ENB
*/
u_int lccr0;
/* The following should be defined in LCCR3
* LCCR3_OutEnH or LCCR3_OutEnL Output enable polarity
* LCCR3_PixRsEdg or LCCR3_PixFlEdg Pixel clock edge type
* LCCR3_Acb(X) AB Bias pin frequency
* LCCR3_DPC (optional) Double Pixel Clock mode (untested)
*
* The following should not be defined in LCCR3
* LCCR3_HSP, LCCR3_VSP, LCCR0_Pcd(x), LCCR3_Bpp
*/
u_int lccr3;
/* The following should be defined in LCCR4
* LCCR4_PAL_FOR_0 or LCCR4_PAL_FOR_1 or LCCR4_PAL_FOR_2
*
* All other bits in LCCR4 should be left alone.
*/
u_int lccr4;
void (*pxafb_backlight_power)(int);
void (*pxafb_lcd_power)(int, struct fb_var_screeninfo *);
};
void set_pxa_fb_info(struct pxafb_mach_info *hard_pxa_fb_info);
void set_pxa_fb_parent(struct device *parent_dev);
unsigned long pxafb_get_hsync_time(struct device *dev);