3 * This file contains the definitions for the LCD timings and functions
4 * to control the LCD power / frontlighting via the w100fb driver.
6 * (c) 2005 Ian Molton <spyro@f2s.com>
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.
14 #include <linux/module.h>
15 #include <linux/device.h>
17 #include <linux/err.h>
18 #include <linux/platform_device.h>
20 #include <asm/mach-types.h>
22 #include <video/w100fb.h>
25 **potential** shutdown routine - to be investigated
26 devmem2 0x0c010528 w 0xff3fff00
27 devmem2 0x0c010190 w 0x7FFF8000
28 devmem2 0x0c0101b0 w 0x00FF0000
29 devmem2 0x0c01008c w 0x00000000
30 devmem2 0x0c010080 w 0x000000bf
31 devmem2 0x0c010098 w 0x00000015
32 devmem2 0x0c010088 w 0x4b000204
33 devmem2 0x0c010098 w 0x0000001d
36 static struct w100_gen_regs e740_lcd_regs
= {
37 .lcd_format
= 0x00008023,
38 .lcdd_cntl1
= 0x0f000000,
39 .lcdd_cntl2
= 0x0003ffff,
40 .genlcd_cntl1
= 0x00ffff03,
41 .genlcd_cntl2
= 0x003c0f03,
42 .genlcd_cntl3
= 0x000143aa,
45 static struct w100_mode e740_lcd_mode
= {
52 .crtc_ss
= 0x80140013,
53 .crtc_ls
= 0x81150110,
54 .crtc_gs
= 0x80050005,
55 .crtc_vpos_gs
= 0x000a0009,
56 .crtc_rev
= 0x0040010a,
57 .crtc_dclk
= 0xa906000a,
58 .crtc_gclk
= 0x80050108,
59 .crtc_goe
= 0x80050108,
62 .pixclk_divider_rotated
= 4,
63 .pixclk_src
= CLK_SRC_XTAL
,
65 .sysclk_src
= CLK_SRC_PLL
,
66 .crtc_ps1_active
= 0x41060010,
70 static struct w100_gpio_regs e740_w100_gpio_info
= {
71 .init_data1
= 0x21002103,
72 .gpio_dir1
= 0xffffdeff,
73 .gpio_oe1
= 0x03c00643,
74 .init_data2
= 0x003f003f,
75 .gpio_dir2
= 0xffffffff,
76 .gpio_oe2
= 0x000000ff,
79 static struct w100fb_mach_info e740_fb_info
= {
80 .modelist
= &e740_lcd_mode
,
82 .regs
= &e740_lcd_regs
,
83 .gpio
= &e740_w100_gpio_info
,
84 .xtal_freq
= 14318000,
88 static struct resource e740_fb_resources
[] = {
92 .flags
= IORESOURCE_MEM
,
96 /* ----------------------- device declarations -------------------------- */
99 static struct platform_device e740_fb_device
= {
103 .platform_data
= &e740_fb_info
,
105 .num_resources
= ARRAY_SIZE(e740_fb_resources
),
106 .resource
= e740_fb_resources
,
109 static int e740_lcd_init(void)
113 if (!machine_is_e740())
116 return platform_device_register(&e740_fb_device
);
119 module_init(e740_lcd_init
);
121 MODULE_AUTHOR("Ian Molton <spyro@f2s.com>");
122 MODULE_DESCRIPTION("e740 lcd driver");
123 MODULE_LICENSE("GPLv2");