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/*
* arch/arm/mach-mx5/displays/lcd.h
*
* Copyright (C) 2010 by Digi International Inc.
* All rights reserved.
*
* 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.
*/
#ifndef __ASM_ARCH_MXC_CCWMX51_DISPLAYS_LCD_H__
#define __ASM_ARCH_MXC_CCWMX51_DISPLAYS_LCD_H__
#include "../iomux.h"
#if defined (CONFIG_JSCCWMX51_V1)
#include "../drivers/mxc/ipu3/ipu_regs.h"
/**
* This code is only valide to enable/disable the backlight of the second
* display, on the first version of the JumpStart Board (JSCCWMX51 RevA).
* Newer versions use a GPIO to enable the BL of the second display.
*/
void ipu_ccwmx51_disp1_enable(int enable)
{
uint32_t tmp;
tmp = __raw_readl(DI_GENERAL(1));
tmp &= ~DI_GEN_POLARITY_4;
if (enable)
tmp |= DI_GEN_POLARITY_4;
__raw_writel(tmp, DI_GENERAL(1));
}
#endif
static void lcd_bl_enable_lq70(int enable, int vif)
{
gpio_set_value(IOMUX_TO_GPIO(MX51_PIN_DI1_PIN11), !enable);
gpio_set_value(IOMUX_TO_GPIO(MX51_PIN_DI1_PIN12), !enable);
if (vif == 0)
gpio_set_value(IOMUX_TO_GPIO(MX51_PIN_DI1_PIN11), !enable);
else if (vif == 1)
#ifdef CONFIG_JSCCWMX51_V1
ipu_ccwmx51_disp1_enable(enable);
#elif defined(CONFIG_JSCCWMX51_V2)
gpio_set_value(IOMUX_TO_GPIO(MX51_PIN_DI1_PIN12), !enable);
#else
#error "A function to enable/disalbe the display have to be specified"
#endif
}
static void lcd_init(int vif)
{
/* Initialize lcd enable gpio and video interface lines */
gpio_video_active(vif, PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
}
static struct fb_videomode lq70y3dg3b = {
.name = "LQ070Y3DG3B",
.refresh = 60,
.xres = 800,
.yres = 480,
.pixclock = 44000,
.left_margin = 0,
.right_margin = 50,
.upper_margin = 25,
.lower_margin = 10,
.hsync_len = 128,
.vsync_len = 10,
.vmode = FB_VMODE_NONINTERLACED,
.sync = FB_SYNC_EXT,
.flag = 0,
};
static struct fb_videomode lcd_custom_1 = {
.name = "custom1",
.refresh = 0,
.xres = 0,
.yres = 0,
.pixclock = 0,
.left_margin = 0,
.right_margin = 0,
.upper_margin = 0,
.lower_margin = 0,
.hsync_len = 0,
.vsync_len = 0,
.vmode = FB_VMODE_NONINTERLACED,
.sync = FB_SYNC_EXT,
};
static struct fb_videomode lcd_custom_2 = {
.name = "custom2",
.refresh = 0,
.xres = 0,
.yres = 0,
.pixclock = 0,
.left_margin = 0,
.right_margin = 0,
.upper_margin = 0,
.lower_margin = 0,
.hsync_len = 0,
.vsync_len = 0,
.vmode = FB_VMODE_NONINTERLACED,
.sync = FB_SYNC_EXT,
};
struct ccwmx51_lcd_pdata lcd_panel_list[] = {
{
.fb_pdata = {
.interface_pix_fmt = VIDEO_PIX_FMT,
.mode_str = "LQ070Y3DG3B",
.mode = &lq70y3dg3b,
},
.bl_enable = lcd_bl_enable_lq70,
.init = &lcd_init,
}, {
.fb_pdata = {
.interface_pix_fmt = VIDEO_PIX_FMT,
.mode_str = "custom1",
.mode = &lcd_custom_1,
},
.bl_enable = NULL,
.init = &lcd_init,
}, {
.fb_pdata = {
.interface_pix_fmt = VIDEO_PIX_FMT,
.mode_str = "custom2",
.mode = &lcd_custom_2,
},
.bl_enable = NULL,
.init = &lcd_init,
},
};
#endif /* __ASM_ARCH_MXC_CCWMX51_DISPLAYS_LCD_H__ */
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