1 /*
2 * Display setup code for the Merisc board
3 *
4 * Copyright (C) 2008 Martinsson Elektronik AB
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10 #include <linux/init.h>
11 #include <linux/platform_device.h>
12 #include <linux/fb.h>
13 #include <video/atmel_lcdc.h>
14 #include <asm/setup.h>
15 #include <mach/board.h>
16 #include "merisc.h"
17
18 static struct fb_videomode merisc_fb_videomode[] = {
19 {
20 .refresh = 44,
21 .xres = 640,
22 .yres = 480,
23 .left_margin = 96,
24 .right_margin = 96,
25 .upper_margin = 34,
26 .lower_margin = 8,
27 .hsync_len = 64,
28 .vsync_len = 64,
29 .name = "640x480 @ 44",
30 .pixclock = KHZ2PICOS(25180),
31 .sync = 0,
32 .vmode = FB_VMODE_NONINTERLACED,
33 },
34 };
35
36 static struct fb_monspecs merisc_fb_monspecs = {
37 .manufacturer = "Kyo",
38 .monitor = "TCG075VG2AD",
39 .modedb = merisc_fb_videomode,
40 .modedb_len = ARRAY_SIZE(merisc_fb_videomode),
41 .hfmin = 30000,
42 .hfmax = 33333,
43 .vfmin = 60,
44 .vfmax = 90,
45 .dclkmax = 30000000,
46 };
47
48 struct atmel_lcdfb_info merisc_lcdc_data = {
49 .default_bpp = 24,
50 .default_dmacon = ATMEL_LCDC_DMAEN | ATMEL_LCDC_DMA2DEN,
51 .default_lcdcon2 = (ATMEL_LCDC_DISTYPE_TFT
52 | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE
53 | ATMEL_LCDC_MEMOR_BIG),
54 .default_monspecs = &merisc_fb_monspecs,
55 .guard_time = 2,
56 };
57
merisc_display_init(void)58 static int __init merisc_display_init(void)
59 {
60 at32_add_device_lcdc(0, &merisc_lcdc_data, fbmem_start,
61 fbmem_size, 0);
62
63 return 0;
64 }
65 device_initcall(merisc_display_init);
66