diff options
| author | make shi <b15407@freescale.com> | 2011-12-20 10:08:36 +0800 |
|---|---|---|
| committer | Jason Liu <r64343@freescale.com> | 2012-01-09 21:11:52 +0800 |
| commit | 4c057c908c3a8b4667d30116d5db26c1d900f90a (patch) | |
| tree | 584cc175f9dba22a3587b8537206a2e6080b0902 /Documentation | |
| parent | 8030c41281ffe18d1c65c0faa134b7ad637dbb46 (diff) | |
ENGR00170548-2 [IMX6Q] USB-HOST:Add Doc for USB video and audio test
Add USB video and audio unit test method to host doc
Signed-off-by: make shi <b15407@freescale.com>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/arm/imx/host.txt | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/Documentation/arm/imx/host.txt b/Documentation/arm/imx/host.txt new file mode 100644 index 000000000000..5fcfabc807f7 --- /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. |