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110 lines
2.6 KiB
C
110 lines
2.6 KiB
C
/* e750_lcd.c
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*
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* This file contains the definitions for the LCD timings and functions
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* to control the LCD power / frontlighting via the w100fb driver.
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*
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* (c) 2005 Ian Molton <spyro@f2s.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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*/
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#include <linux/module.h>
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#include <linux/device.h>
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#include <linux/fb.h>
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#include <linux/err.h>
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#include <linux/platform_device.h>
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#include <asm/mach-types.h>
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#include <video/w100fb.h>
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static struct w100_gen_regs e750_lcd_regs = {
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.lcd_format = 0x00008003,
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.lcdd_cntl1 = 0x00000000,
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.lcdd_cntl2 = 0x0003ffff,
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.genlcd_cntl1 = 0x00fff003,
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.genlcd_cntl2 = 0x003c0f03,
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.genlcd_cntl3 = 0x000143aa,
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};
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static struct w100_mode e750_lcd_mode = {
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.xres = 240,
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.yres = 320,
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.left_margin = 21,
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.right_margin = 22,
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.upper_margin = 5,
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.lower_margin = 4,
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.crtc_ss = 0x80150014,
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.crtc_ls = 0x8014000d,
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.crtc_gs = 0xc1000005,
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.crtc_vpos_gs = 0x00020147,
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.crtc_rev = 0x0040010a,
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.crtc_dclk = 0xa1700030,
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.crtc_gclk = 0x80cc0015,
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.crtc_goe = 0x80cc0015,
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.crtc_ps1_active = 0x61060017,
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.pll_freq = 57,
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.pixclk_divider = 4,
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.pixclk_divider_rotated = 4,
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.pixclk_src = CLK_SRC_XTAL,
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.sysclk_divider = 1,
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.sysclk_src = CLK_SRC_PLL,
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};
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static struct w100_gpio_regs e750_w100_gpio_info = {
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.init_data1 = 0x01192f1b,
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.gpio_dir1 = 0xd5ffdeff,
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.gpio_oe1 = 0x000020bf,
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.init_data2 = 0x010f010f,
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.gpio_dir2 = 0xffffffff,
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.gpio_oe2 = 0x000001cf,
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};
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static struct w100fb_mach_info e750_fb_info = {
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.modelist = &e750_lcd_mode,
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.num_modes = 1,
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.regs = &e750_lcd_regs,
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.gpio = &e750_w100_gpio_info,
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.xtal_freq = 14318000,
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.xtal_dbl = 1,
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};
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static struct resource e750_fb_resources[] = {
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[0] = {
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.start = 0x0c000000,
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.end = 0x0cffffff,
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.flags = IORESOURCE_MEM,
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},
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};
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/* ----------------------- device declarations -------------------------- */
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static struct platform_device e750_fb_device = {
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.name = "w100fb",
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.id = -1,
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.dev = {
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.platform_data = &e750_fb_info,
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},
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.num_resources = ARRAY_SIZE(e750_fb_resources),
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.resource = e750_fb_resources,
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};
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static int e750_lcd_init(void)
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{
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if (!machine_is_e750())
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return -ENODEV;
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return platform_device_register(&e750_fb_device);
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}
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module_init(e750_lcd_init);
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MODULE_AUTHOR("Ian Molton <spyro@f2s.com>");
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MODULE_DESCRIPTION("e750 lcd driver");
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MODULE_LICENSE("GPLv2");
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