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mx53loco: Add LCD support

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Add support for CLAA07LC0ACW LCD that connects to the mx53loco board.

Configure the board to show the Linux logo on the LCD.

Also increase the size of CONFIG_SYS_MALLOC_LEN variable to take into account
the framebuffer usage.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Jason Liu <r64343@freescale.com>
This commit is contained in:
Fabio Estevam 2012-05-10 15:07:35 +00:00 committed by Anatolij Gustschin
parent a1b0e190a3
commit f714b0a911
2 changed files with 84 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

72
board/freescale/mx53loco/mx53loco.c
View File

@ -39,6 +39,10 @@
#include <pmic.h>
#include <dialog_pmic.h>
#include <fsl_pmic.h>
#include <linux/fb.h>
#include <ipu_pixfmt.h>
#define MX53LOCO_LCD_POWER (2 * 32 + 24) /* GPIO3_24 */
DECLARE_GLOBAL_DATA_PTR;
@ -402,10 +406,74 @@ static void clock_1GHz(void)
printf("CPU: Switch DDR clock to 400MHz failed\n");
}
static struct fb_videomode 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
};
void lcd_iomux(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);
}
void lcd_enable(void)
{
int ret = ipuv3_fb_init(&claa_wvga, 0, IPU_PIX_FMT_RGB565);
if (ret)
printf("LCD cannot be configured: %d\n", ret);
}
int board_early_init_f(void)
{
setup_iomux_uart();
setup_iomux_fec();
lcd_iomux();
return 0;
}
@ -432,6 +500,8 @@ int board_late_init(void)
clock_1GHz();
print_cpuinfo();
setenv("stdout", "serial");
return 0;
}
#endif
@ -442,6 +512,8 @@ int board_init(void)
mxc_set_sata_internal_clock();
lcd_enable();
return 0;
}

13
include/configs/mx53loco.h
View File

@ -38,7 +38,7 @@
#define CONFIG_INITRD_TAG
/* Size of malloc() pool */
#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 2 * 1024 * 1024)
#define CONFIG_SYS_MALLOC_LEN (10 * 1024 * 1024)
#define CONFIG_BOARD_EARLY_INIT_F
#define CONFIG_BOARD_LATE_INIT
@ -220,4 +220,15 @@
#define CONFIG_LIBATA
#endif
/* Framebuffer and LCD */
#define CONFIG_PREBOOT
#define CONFIG_VIDEO
#define CONFIG_VIDEO_MX5
#define CONFIG_CFB_CONSOLE
#define CONFIG_VGA_AS_SINGLE_DEVICE
#define CONFIG_VIDEO_BMP_RLE8
#define CONFIG_SPLASH_SCREEN
#define CONFIG_BMP_16BPP
#define CONFIG_VIDEO_LOGO
#endif /* __CONFIG_H */