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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-mx53.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)
{
static const iomux_v3_cfg_t lcd_pads[] = {
MX53_PAD_DI0_DISP_CLK__IPU_DI0_DISP_CLK,
MX53_PAD_DI0_PIN15__IPU_DI0_PIN15,
MX53_PAD_DI0_PIN2__IPU_DI0_PIN2,
MX53_PAD_DI0_PIN3__IPU_DI0_PIN3,
MX53_PAD_DISP0_DAT0__IPU_DISP0_DAT_0,
MX53_PAD_DISP0_DAT1__IPU_DISP0_DAT_1,
MX53_PAD_DISP0_DAT2__IPU_DISP0_DAT_2,
MX53_PAD_DISP0_DAT3__IPU_DISP0_DAT_3,
MX53_PAD_DISP0_DAT4__IPU_DISP0_DAT_4,
MX53_PAD_DISP0_DAT5__IPU_DISP0_DAT_5,
MX53_PAD_DISP0_DAT6__IPU_DISP0_DAT_6,
MX53_PAD_DISP0_DAT7__IPU_DISP0_DAT_7,
MX53_PAD_DISP0_DAT8__IPU_DISP0_DAT_8,
MX53_PAD_DISP0_DAT9__IPU_DISP0_DAT_9,
MX53_PAD_DISP0_DAT10__IPU_DISP0_DAT_10,
MX53_PAD_DISP0_DAT11__IPU_DISP0_DAT_11,
MX53_PAD_DISP0_DAT12__IPU_DISP0_DAT_12,
MX53_PAD_DISP0_DAT13__IPU_DISP0_DAT_13,
MX53_PAD_DISP0_DAT14__IPU_DISP0_DAT_14,
MX53_PAD_DISP0_DAT15__IPU_DISP0_DAT_15,
MX53_PAD_DISP0_DAT16__IPU_DISP0_DAT_16,
MX53_PAD_DISP0_DAT17__IPU_DISP0_DAT_17,
MX53_PAD_DISP0_DAT18__IPU_DISP0_DAT_18,
MX53_PAD_DISP0_DAT19__IPU_DISP0_DAT_19,
MX53_PAD_DISP0_DAT20__IPU_DISP0_DAT_20,
MX53_PAD_DISP0_DAT21__IPU_DISP0_DAT_21,
MX53_PAD_DISP0_DAT22__IPU_DISP0_DAT_22,
MX53_PAD_DISP0_DAT23__IPU_DISP0_DAT_23,
};
imx_iomux_v3_setup_multiple_pads(lcd_pads, ARRAY_SIZE(lcd_pads));
/* Turn on GPIO backlight */
imx_iomux_v3_setup_pad(MX53_PAD_EIM_D24__GPIO3_24);
gpio_direction_output(MX53LOCO_LCD_POWER, 1);
/* Turn on display contrast */
imx_iomux_v3_setup_pad(MX53_PAD_GPIO_1__GPIO1_1);
gpio_direction_output(IMX_GPIO_NR(1, 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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