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-rw-r--r--board/freescale/mx51evk/mx51evk.c59
-rw-r--r--include/configs/mx51evk.h13
2 files changed, 71 insertions, 1 deletions
diff --git a/board/freescale/mx51evk/mx51evk.c b/board/freescale/mx51evk/mx51evk.c
index b505a71..bc7f057 100644
--- a/board/freescale/mx51evk/mx51evk.c
+++ b/board/freescale/mx51evk/mx51evk.c
@@ -36,6 +36,12 @@
#include <fsl_pmic.h>
#include <mc13892.h>
#include <usb/ehci-fsl.h>
+#include <linux/fb.h>
+#include <ipu_pixfmt.h>
+
+#define MX51EVK_LCD_3V3 (3 * 32 + 9) /* GPIO4_9 */
+#define MX51EVK_LCD_5V (3 * 32 + 10) /* GPIO4_10 */
+#define MX51EVK_LCD_BACKLIGHT (2 * 32 + 4) /* GPIO3_4 */
DECLARE_GLOBAL_DATA_PTR;
@@ -453,6 +459,54 @@ int board_mmc_init(bd_t *bis)
}
#endif
+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)
+{
+ /* DI2_PIN15 */
+ mxc_request_iomux(MX51_PIN_DI_GP4, IOMUX_CONFIG_ALT4);
+
+ /* Pad settings for MX51_PIN_DI2_DISP_CLK */
+ mxc_iomux_set_pad(MX51_PIN_DI2_DISP_CLK, PAD_CTL_HYS_NONE |
+ PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
+ PAD_CTL_DRV_MAX | PAD_CTL_SRE_SLOW);
+
+ /* Turn on 3.3V voltage for LCD */
+ mxc_request_iomux(MX51_PIN_CSI2_D12, IOMUX_CONFIG_ALT3);
+ gpio_direction_output(MX51EVK_LCD_3V3, 1);
+
+ /* Turn on 5V voltage for LCD */
+ mxc_request_iomux(MX51_PIN_CSI2_D13, IOMUX_CONFIG_ALT3);
+ gpio_direction_output(MX51EVK_LCD_5V, 1);
+
+ /* Turn on GPIO backlight */
+ mxc_request_iomux(MX51_PIN_DI1_D1_CS, IOMUX_CONFIG_ALT4);
+ mxc_iomux_set_input(MX51_GPIO3_IPP_IND_G_IN_4_SELECT_INPUT,
+ INPUT_CTL_PATH1);
+ gpio_direction_output(MX51EVK_LCD_BACKLIGHT, 1);
+}
+
+void lcd_enable(void)
+{
+ int ret = mx51_fb_init(&claa_wvga, 1, IPU_PIX_FMT_RGB565);
+ if (ret)
+ printf("LCD cannot be configured: %d\n", ret);
+}
+
int board_early_init_f(void)
{
setup_iomux_uart();
@@ -460,6 +514,7 @@ int board_early_init_f(void)
#ifdef CONFIG_USB_EHCI_MX5
setup_usb_h1();
#endif
+ lcd_iomux();
return 0;
}
@@ -469,6 +524,8 @@ int board_init(void)
/* address of boot parameters */
gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
+ lcd_enable();
+
return 0;
}
@@ -479,6 +536,8 @@ int board_late_init(void)
setup_iomux_spi();
power_init();
#endif
+ setenv("stdout", "serial");
+
return 0;
}
#endif
diff --git a/include/configs/mx51evk.h b/include/configs/mx51evk.h
index 1477b21..58b6f1c 100644
--- a/include/configs/mx51evk.h
+++ b/include/configs/mx51evk.h
@@ -51,7 +51,7 @@
/*
* 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_LATE_INIT
@@ -123,6 +123,17 @@
#define CONFIG_MXC_USB_PORTSC PORT_PTS_ULPI
#define CONFIG_MXC_USB_FLAGS MXC_EHCI_POWER_PINS_ENABLED
+/* 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
+
/* allow to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE
#define CONFIG_CONS_INDEX 1