IAC-IMX6-Kit Linux Function and Test Manual
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saveenv;boot
Load to kernel
Test Principle:
Set frame buffer in uboot and boot HDMI driver, set resolution. Boot
development board, video output is HDMI. System boots, it shows
penguin picture which kernel owns.
Test Process & Result:
Connect LVDS cable to J9 onboard, touch panel cable to J12 onboard,
backlight powering cable to J11 onboard.
Please make sure that the configured kernel resolution and current
connected LCD or VGA required resolution are same.
Power on mainboard, after system boots, LCD or VGA will display
the following picture on the left up corner:
Solo core shows1 logo, dual core shows 2 logos, quad core shows 4
logos.
To check whether the logo picture is distortion or jitter, to confirm