1 /*
2  * This program is free software; you can redistribute it and/or
3  * modify it under the terms of the GNU General Public License
4  * as published by the Free Software Foundation; either version 2
5  * of the License, or (at your option) any later version.
6  * This program is distributed in the hope that it will be useful,
7  * but WITHOUT ANY WARRANTY; without even the implied warranty of
8  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
9  * GNU General Public License for more details.
10  *
11  * You should have received a copy of the GNU General Public License
12  * along with this program; if not, write to the Free Software
13  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
14  * MA 02110-1301, USA.
15  */
16 
17 #ifndef __MACH_FB_H
18 #define __MACH_FB_H
19 
20 #include <linux/fb.h>
21 
22 #define STMLCDIF_8BIT 1	/** pixel data bus to the display is of 8 bit width */
23 #define STMLCDIF_16BIT 0 /** pixel data bus to the display is of 16 bit width */
24 #define STMLCDIF_18BIT 2 /** pixel data bus to the display is of 18 bit width */
25 #define STMLCDIF_24BIT 3 /** pixel data bus to the display is of 24 bit width */
26 
27 #define FB_SYNC_DATA_ENABLE_HIGH_ACT	(1 << 6)
28 #define FB_SYNC_DOTCLK_FAILING_ACT	(1 << 7) /* failing/negtive edge sampling */
29 
30 struct mxsfb_platform_data {
31 	struct fb_videomode *mode_list;
32 	unsigned mode_count;
33 
34 	unsigned default_bpp;
35 
36 	unsigned dotclk_delay;	/* refer manual HW_LCDIF_VDCTRL4 register */
37 	unsigned ld_intf_width;	/* refer STMLCDIF_* macros */
38 
39 	unsigned fb_size;	/* Size of the video memory. If zero a
40 				 * default will be used
41 				 */
42 	unsigned long fb_phys;	/* physical address for the video memory. If
43 				 * zero the framebuffer memory will be dynamically
44 				 * allocated. If specified,fb_size must also be specified.
45 				 * fb_phys must be unused by Linux.
46 				 */
47 };
48 
49 #endif /* __MACH_FB_H */
50