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Diffstat (limited to 'Documentation/arm/imx/host.txt')
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diff --git a/Documentation/arm/imx/host.txt b/Documentation/arm/imx/host.txt new file mode 100644 index 00000000..5fcfabc8 --- /dev/null +++ b/Documentation/arm/imx/host.txt @@ -0,0 +1,29 @@ +How to test USB HOST Video device: +Required HW: +1. A USB camera that is supported in the UVC class. A list +of these cameras can be found at this URL: http://linux-uvc.berlios.de/ +2. The test system should have a display of some type(DVI, VGA, or LCD). + +Required SW: + 1. The Linux kernel must have CONFIG_USB_VIDEO_CLASS and CONFIG_USB_EHCI_HCD selected. + 2. The rootfs should a Ubuntu 9.04 or later. + +Test Procedure: +1. Boot up the Linux kernel with the Ubuntu file system. +2. Use the Apps search tool to download and install the webcam application :cheese. +3. Plug in the webcam into a USB host port on the development system. +4. Launch the webcam application and use the viewfinder. The application should find the USB webcam automatically. +5. Press the "Take a photo" button ,the pictures will be saved in the /Pictures/Webcam/ folder. + +How to test USB HOST Audio device: +Required HW: +1. A USB USB Sound Card that is supported in the Audio class. + +Required SW: + 1. The Linux kernel must have CONFIG_SND_USB_AUDIO and CONFIG_USB_EHCI_HCD selected. + +Test Procedure: +1. Boot up the Board. +2. Plug in the USB Sound Card into a USB host port on the development system. +3. Use "aplay -l" commond to check the USB Sound Card is load success. +4 Use "aplay -Dhw:x,0 /unit_tests/audio8k16S.wav",to check the USB sound Card can play wave file. |