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Zbynek Michl
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Russell King
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Feb 10, 2009
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refs/heads/master: 4ce255c1420dd7c4b97ad4dabd13fa5d862ad700 | ||
refs/heads/master: b7eb1a5ed50c6f622664bb8a7113313fa8b6dd1e |
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/* | ||
* linux/arch/arm/mach-pxa/himalaya.c | ||
* | ||
* Hardware definitions for the HTC Himalaya | ||
* | ||
* Based on 2.6.21-hh20's himalaya.c and himalaya_lcd.c | ||
* | ||
* Copyright (c) 2008 Zbynek Michl <Zbynek.Michl@seznam.cz> | ||
* | ||
* This program is free software; you can redistribute it and/or modify | ||
* it under the terms of the GNU General Public License version 2 as | ||
* published by the Free Software Foundation. | ||
*/ | ||
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#include <linux/kernel.h> | ||
#include <linux/init.h> | ||
#include <linux/device.h> | ||
#include <linux/fb.h> | ||
#include <linux/platform_device.h> | ||
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#include <video/w100fb.h> | ||
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#include <asm/setup.h> | ||
#include <asm/mach-types.h> | ||
#include <asm/mach/arch.h> | ||
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#include <mach/mfp-pxa25x.h> | ||
#include <mach/hardware.h> | ||
#include <mach/pxa-regs.h> | ||
#include <mach/pxa2xx-regs.h> | ||
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#include "generic.h" | ||
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/* ---------------------- Himalaya LCD definitions -------------------- */ | ||
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static struct w100_gen_regs himalaya_lcd_regs = { | ||
.lcd_format = 0x00000003, | ||
.lcdd_cntl1 = 0x00000000, | ||
.lcdd_cntl2 = 0x0003ffff, | ||
.genlcd_cntl1 = 0x00fff003, | ||
.genlcd_cntl2 = 0x00000003, | ||
.genlcd_cntl3 = 0x000102aa, | ||
}; | ||
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static struct w100_mode himalaya4_lcd_mode = { | ||
.xres = 240, | ||
.yres = 320, | ||
.left_margin = 0, | ||
.right_margin = 31, | ||
.upper_margin = 15, | ||
.lower_margin = 0, | ||
.crtc_ss = 0x80150014, | ||
.crtc_ls = 0xa0fb00f7, | ||
.crtc_gs = 0xc0080007, | ||
.crtc_vpos_gs = 0x00080007, | ||
.crtc_rev = 0x0000000a, | ||
.crtc_dclk = 0x81700030, | ||
.crtc_gclk = 0x8015010f, | ||
.crtc_goe = 0x00000000, | ||
.pll_freq = 80, | ||
.pixclk_divider = 15, | ||
.pixclk_divider_rotated = 15, | ||
.pixclk_src = CLK_SRC_PLL, | ||
.sysclk_divider = 0, | ||
.sysclk_src = CLK_SRC_PLL, | ||
}; | ||
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static struct w100_mode himalaya6_lcd_mode = { | ||
.xres = 240, | ||
.yres = 320, | ||
.left_margin = 9, | ||
.right_margin = 8, | ||
.upper_margin = 5, | ||
.lower_margin = 4, | ||
.crtc_ss = 0x80150014, | ||
.crtc_ls = 0xa0fb00f7, | ||
.crtc_gs = 0xc0080007, | ||
.crtc_vpos_gs = 0x00080007, | ||
.crtc_rev = 0x0000000a, | ||
.crtc_dclk = 0xa1700030, | ||
.crtc_gclk = 0x8015010f, | ||
.crtc_goe = 0x00000000, | ||
.pll_freq = 95, | ||
.pixclk_divider = 0xb, | ||
.pixclk_divider_rotated = 4, | ||
.pixclk_src = CLK_SRC_PLL, | ||
.sysclk_divider = 1, | ||
.sysclk_src = CLK_SRC_PLL, | ||
}; | ||
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static struct w100_gpio_regs himalaya_w100_gpio_info = { | ||
.init_data1 = 0xffff0000, /* GPIO_DATA */ | ||
.gpio_dir1 = 0x00000000, /* GPIO_CNTL1 */ | ||
.gpio_oe1 = 0x003c0000, /* GPIO_CNTL2 */ | ||
.init_data2 = 0x00000000, /* GPIO_DATA2 */ | ||
.gpio_dir2 = 0x00000000, /* GPIO_CNTL3 */ | ||
.gpio_oe2 = 0x00000000, /* GPIO_CNTL4 */ | ||
}; | ||
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static struct w100fb_mach_info himalaya_fb_info = { | ||
.num_modes = 1, | ||
.regs = &himalaya_lcd_regs, | ||
.gpio = &himalaya_w100_gpio_info, | ||
.xtal_freq = 16000000, | ||
}; | ||
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static struct resource himalaya_fb_resources[] = { | ||
[0] = { | ||
.start = 0x08000000, | ||
.end = 0x08ffffff, | ||
.flags = IORESOURCE_MEM, | ||
}, | ||
}; | ||
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static struct platform_device himalaya_fb_device = { | ||
.name = "w100fb", | ||
.id = -1, | ||
.dev = { | ||
.platform_data = &himalaya_fb_info, | ||
}, | ||
.num_resources = ARRAY_SIZE(himalaya_fb_resources), | ||
.resource = himalaya_fb_resources, | ||
}; | ||
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/* ----------------------------------------------------------------------- */ | ||
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static struct platform_device *devices[] __initdata = { | ||
&himalaya_fb_device, | ||
}; | ||
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static void __init himalaya_lcd_init(void) | ||
{ | ||
int himalaya_boardid; | ||
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himalaya_boardid = 0x4; /* hardcoded (detection needs ASIC3 functions) */ | ||
printk(KERN_INFO "himalaya LCD Driver init. boardid=%d\n", | ||
himalaya_boardid); | ||
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switch (himalaya_boardid) { | ||
case 0x4: | ||
himalaya_fb_info.modelist = &himalaya4_lcd_mode; | ||
break; | ||
case 0x6: | ||
himalaya_fb_info.modelist = &himalaya6_lcd_mode; | ||
break; | ||
default: | ||
printk(KERN_INFO "himalaya lcd_init: unknown boardid=%d. Using 0x4\n", | ||
himalaya_boardid); | ||
himalaya_fb_info.modelist = &himalaya4_lcd_mode; | ||
} | ||
} | ||
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static void __init himalaya_init(void) | ||
{ | ||
himalaya_lcd_init(); | ||
platform_add_devices(devices, ARRAY_SIZE(devices)); | ||
} | ||
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MACHINE_START(HIMALAYA, "HTC Himalaya") | ||
.phys_io = 0x40000000, | ||
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, | ||
.boot_params = 0xa0000100, | ||
.map_io = pxa_map_io, | ||
.init_irq = pxa25x_init_irq, | ||
.init_machine = himalaya_init, | ||
.timer = &pxa_timer, | ||
MACHINE_END |