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/*
* Copyright (C) 2012 Freescale Semiconductor, Inc.
* Fabio Estevam <fabio.estevam@freescale.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include <linux/list.h>
#include <asm/gpio.h>
#include <asm/arch/iomux.h>
#include <linux/fb.h>
#include <ipu_pixfmt.h>
#define MX53LOCO_LCD_POWER IMX_GPIO_NR(3, 24)
static struct fb_videomode const claa_wvga = {
.name = "CLAA07LC0ACW",
.refresh = 57,
.xres = 800,
.yres = 480,
.pixclock = 37037,
.left_margin = 40,
.right_margin = 60,
.upper_margin = 10,
.lower_margin = 10,
.hsync_len = 20,
.vsync_len = 10,
.sync = 0,
.vmode = FB_VMODE_NONINTERLACED
};
static struct fb_videomode const seiko_wvga = {
.name = "Seiko-43WVF1G",
.refresh = 60,
.xres = 800,
.yres = 480,
.pixclock = 29851, /* picosecond (33.5 MHz) */
.left_margin = 89,
.right_margin = 164,
.upper_margin = 23,
.lower_margin = 10,
.hsync_len = 10,
.vsync_len = 10,
.sync = 0,
};
void setup_iomux_lcd(void)
{
mxc_request_iomux(MX53_PIN_DI0_DISP_CLK, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DI0_PIN15, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DI0_PIN2, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DI0_PIN3, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DISP0_DAT0, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DISP0_DAT1, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DISP0_DAT2, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DISP0_DAT3, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DISP0_DAT4, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DISP0_DAT5, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DISP0_DAT6, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DISP0_DAT7, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DISP0_DAT8, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DISP0_DAT9, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DISP0_DAT10, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DISP0_DAT11, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DISP0_DAT12, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DISP0_DAT13, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DISP0_DAT14, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DISP0_DAT15, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DISP0_DAT16, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DISP0_DAT17, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DISP0_DAT18, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DISP0_DAT19, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DISP0_DAT20, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DISP0_DAT21, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DISP0_DAT22, IOMUX_CONFIG_ALT0);
mxc_request_iomux(MX53_PIN_DISP0_DAT23, IOMUX_CONFIG_ALT0);
/* Turn on GPIO backlight */
mxc_request_iomux(MX53_PIN_EIM_D24, IOMUX_CONFIG_ALT1);
gpio_direction_output(MX53LOCO_LCD_POWER, 1);
/* Turn on display contrast */
mxc_request_iomux(MX53_PIN_GPIO_1, IOMUX_CONFIG_ALT1);
gpio_direction_output(IOMUX_TO_GPIO(MX53_PIN_GPIO_1), 1);
}
int board_video_skip(void)
{
int ret;
char const *e = getenv("panel");
if (e) {
if (strcmp(e, "seiko") == 0) {
ret = ipuv3_fb_init(&seiko_wvga, 0, IPU_PIX_FMT_RGB24);
if (ret)
printf("Seiko cannot be configured: %d\n", ret);
return ret;
}
}
/*
* 'panel' env variable not found or has different value than 'seiko'
* Defaulting to claa lcd.
*/
ret = ipuv3_fb_init(&claa_wvga, 0, IPU_PIX_FMT_RGB565);
if (ret)
printf("CLAA cannot be configured: %d\n", ret);
return ret;
}
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