21c0e16dce5fe3d71721208e657aa9812a8cae1f
[linux-3.10.git] / include / asm-arm / arch-pxa / pxafb.h
1 /*
2  *  linux/include/asm-arm/arch-pxa/pxafb.h
3  *
4  *  Support for the xscale frame buffer.
5  *
6  *  Author:     Jean-Frederic Clere
7  *  Created:    Sep 22, 2003
8  *  Copyright:  jfclere@sinix.net
9  *
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.
13  */
14
15 /*
16  * This structure describes the machine which we are running on.
17  * It is set in linux/arch/arm/mach-pxa/machine_name.c and used in the probe routine
18  * of linux/drivers/video/pxafb.c
19  */
20 struct pxafb_mach_info {
21         u_long          pixclock;
22
23         u_short         xres;
24         u_short         yres;
25
26         u_char          bpp;
27         u_char          hsync_len;
28         u_char          left_margin;
29         u_char          right_margin;
30
31         u_char          vsync_len;
32         u_char          upper_margin;
33         u_char          lower_margin;
34         u_char          sync;
35
36         u_int           cmap_greyscale:1,
37                         cmap_inverse:1,
38                         cmap_static:1,
39                         unused:29;
40
41         /* The following should be defined in LCCR0
42          *      LCCR0_Act or LCCR0_Pas          Active or Passive
43          *      LCCR0_Sngl or LCCR0_Dual        Single/Dual panel
44          *      LCCR0_Mono or LCCR0_Color       Mono/Color
45          *      LCCR0_4PixMono or LCCR0_8PixMono (in mono single mode)
46          *      LCCR0_DMADel(Tcpu) (optional)   DMA request delay
47          *
48          * The following should not be defined in LCCR0:
49          *      LCCR0_OUM, LCCR0_BM, LCCR0_QDM, LCCR0_DIS, LCCR0_EFM
50          *      LCCR0_IUM, LCCR0_SFM, LCCR0_LDM, LCCR0_ENB
51          */
52         u_int           lccr0;
53         /* The following should be defined in LCCR3
54          *      LCCR3_OutEnH or LCCR3_OutEnL    Output enable polarity
55          *      LCCR3_PixRsEdg or LCCR3_PixFlEdg Pixel clock edge type
56          *      LCCR3_Acb(X)                    AB Bias pin frequency
57          *      LCCR3_DPC (optional)            Double Pixel Clock mode (untested)
58          *
59          * The following should not be defined in LCCR3
60          *      LCCR3_HSP, LCCR3_VSP, LCCR0_Pcd(x), LCCR3_Bpp
61          */
62         u_int           lccr3;
63
64         void (*pxafb_backlight_power)(int);
65         void (*pxafb_lcd_power)(int);
66
67 };
68 void set_pxa_fb_info(struct pxafb_mach_info *hard_pxa_fb_info);
69 unsigned long pxafb_get_hsync_time(struct device *dev);