Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394...
[linux-2.6] / arch / arm / mach-pxa / e750_lcd.c
1 /* e750_lcd.c
2  *
3  * This file contains the definitions for the LCD timings and functions
4  * to control the LCD power / frontlighting via the w100fb driver.
5  *
6  * (c) 2005 Ian Molton <spyro@f2s.com>
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License version 2 as
10  * published by the Free Software Foundation.
11  *
12  */
13
14 #include <linux/module.h>
15 #include <linux/device.h>
16 #include <linux/fb.h>
17 #include <linux/err.h>
18 #include <linux/platform_device.h>
19
20 #include <asm/mach-types.h>
21
22 #include <video/w100fb.h>
23
24 static struct w100_gen_regs e750_lcd_regs = {
25         .lcd_format =            0x00008003,
26         .lcdd_cntl1 =            0x00000000,
27         .lcdd_cntl2 =            0x0003ffff,
28         .genlcd_cntl1 =          0x00fff003,
29         .genlcd_cntl2 =          0x003c0f03,
30         .genlcd_cntl3 =          0x000143aa,
31 };
32
33 static struct w100_mode e750_lcd_mode = {
34         .xres            = 240,
35         .yres            = 320,
36         .left_margin     = 21,
37         .right_margin    = 22,
38         .upper_margin    = 5,
39         .lower_margin    = 4,
40         .crtc_ss         = 0x80150014,
41         .crtc_ls         = 0x8014000d,
42         .crtc_gs         = 0xc1000005,
43         .crtc_vpos_gs    = 0x00020147,
44         .crtc_rev        = 0x0040010a,
45         .crtc_dclk       = 0xa1700030,
46         .crtc_gclk       = 0x80cc0015,
47         .crtc_goe        = 0x80cc0015,
48         .crtc_ps1_active = 0x61060017,
49         .pll_freq        = 57,
50         .pixclk_divider         = 4,
51         .pixclk_divider_rotated = 4,
52         .pixclk_src     = CLK_SRC_XTAL,
53         .sysclk_divider  = 1,
54         .sysclk_src     = CLK_SRC_PLL,
55 };
56
57
58 static struct w100_gpio_regs e750_w100_gpio_info = {
59         .init_data1 = 0x01192f1b,
60         .gpio_dir1  = 0xd5ffdeff,
61         .gpio_oe1   = 0x000020bf,
62         .init_data2 = 0x010f010f,
63         .gpio_dir2  = 0xffffffff,
64         .gpio_oe2   = 0x000001cf,
65 };
66
67 static struct w100fb_mach_info e750_fb_info = {
68         .modelist   = &e750_lcd_mode,
69         .num_modes  = 1,
70         .regs       = &e750_lcd_regs,
71         .gpio       = &e750_w100_gpio_info,
72         .xtal_freq  = 14318000,
73         .xtal_dbl   = 1,
74 };
75
76 static struct resource e750_fb_resources[] = {
77         [0] = {
78                 .start          = 0x0c000000,
79                 .end            = 0x0cffffff,
80                 .flags          = IORESOURCE_MEM,
81         },
82 };
83
84 /* ----------------------- device declarations -------------------------- */
85
86
87 static struct platform_device e750_fb_device = {
88         .name           = "w100fb",
89         .id             = -1,
90         .dev            = {
91                 .platform_data  = &e750_fb_info,
92         },
93         .num_resources  = ARRAY_SIZE(e750_fb_resources),
94         .resource       = e750_fb_resources,
95 };
96
97 static int e750_lcd_init(void)
98 {
99         if (!machine_is_e750())
100                 return -ENODEV;
101
102         return platform_device_register(&e750_fb_device);
103 }
104
105 module_init(e750_lcd_init);
106
107 MODULE_AUTHOR("Ian Molton <spyro@f2s.com>");
108 MODULE_DESCRIPTION("e750 lcd driver");
109 MODULE_LICENSE("GPLv2");