Typo correction. ________________________________ From: davinci-linux-open-source-boun...@linux.davincidsp.com [mailto:davinci-linux-open-source-boun...@linux.davincidsp.com] On Behalf Of B, Ravi Sent: Friday, January 22, 2010 10:44 AM To: Gopala Gottumukkala; davinci-linux-open-source@linux.davincidsp.com Subject: RE: how do i enable full speed instead of high speed in the USB
Gopala In mentor controller's POWER register (offset 01), set the "HS Enable" bit (bit 5) to zero. In driver/usb/musb/musb_core.c, refer to function musb_start(), comment the setting the "MUSB_POWER_HSENAB" (bit 5 ) of POWER register. Regards Ravi B ________________________________ From: davinci-linux-open-source-boun...@linux.davincidsp.com [mailto:davinci-linux-open-source-boun...@linux.davincidsp.com] On Behalf Of Gopala Gottumukkala Sent: Friday, January 22, 2010 3:50 AM To: davinci-linux-open-source@linux.davincidsp.com Subject: how do i enable full speed instead of high speed in the USB Hello I have High Speed USB device and using it on DM6446 with git 2.6.30 kernel. We wanted to use this as full speed device. I have (inventra High Speed Controller) on my board. Which I want to force the controller and USB storage device to FULL speed. Any help Appreciated. - Gopala From: Subbrathnam, Swaminathan [mailto:swami.i...@ti.com] Sent: Tuesday, January 05, 2010 10:13 PM To: Gopala Gottumukkala; davinci-linux-open-source@linux.davincidsp.com Subject: RE: how do i enable full speed instead of high speed in the USB High Speed is backward compatible with Full Speed mode. So just connect any full speed device when acting as host or connect to a full speed port when acting as device and you should be able to work in full speed. regards swami ________________________________ From: davinci-linux-open-source-boun...@linux.davincidsp.com [davinci-linux-open-source-boun...@linux.davincidsp.com] On Behalf Of Gopala Gottumukkala [ggott...@cernium.com] Sent: Tuesday, January 05, 2010 9:04 PM To: davinci-linux-open-source@linux.davincidsp.com Subject: how do i enable full speed instead of high speed in the USB I want to use Full speed instead of high speed. What needs to be done to work with full speed. Help appreciated, Thanks - Gopala From: Subbrathnam, Swaminathan [mailto:swami.i...@ti.com] Sent: Tuesday, January 05, 2010 9:41 AM To: Gopala Gottumukkala; davinci-linux-open-source@linux.davincidsp.com Subject: RE: USB storage error Pl. refer to DaVinci Staging GIT kernel hosted at http://arago-project.org/git/people/?p=sneha/linux-davinci-staging.git;a=summary. ________________________________ From: Gopala Gottumukkala [mailto:ggott...@cernium.com] Sent: Tuesday, January 05, 2010 8:06 PM To: Subbrathnam, Swaminathan; davinci-linux-open-source@linux.davincidsp.com Subject: RE: USB storage error Which kernel version number is working for you can I know the kernel version number and if any patches please let me know the patches also. - Gopala From: Gopala Gottumukkala Sent: Monday, January 04, 2010 9:13 AM To: 'Subbrathnam, Swaminathan'; davinci-linux-open-source@linux.davincidsp.com Subject: RE: USB storage error Can I know the latest Davinci Git kernel version which is working for you. The kernel version number and where can I down load the latest one. - Gopala From: Subbrathnam, Swaminathan [mailto:swami.i...@ti.com] Sent: Friday, January 01, 2010 8:10 AM To: Gopala Gottumukkala; davinci-linux-open-source@linux.davincidsp.com Subject: RE: USB storage error Gopala, Could you try the latest DaVinci Git. It works for me. regards swami ________________________________ From: davinci-linux-open-source-boun...@linux.davincidsp.com [davinci-linux-open-source-boun...@linux.davincidsp.com] On Behalf Of Gopala Gottumukkala [ggott...@cernium.com] Sent: Friday, January 01, 2010 1:38 AM To: davinci-linux-open-source@linux.davincidsp.com Subject: USB storage error I have compiled davinci 2.6.30 I mounted the usb manually I ran some sample program which will open, write and delete the file into usb drive. While writing the file into usb drive. It gives the following error and the program dies. Any help would be appreciated on this usb 1-1: reset high speed USB device using musb_hdrc and address 2 usb 1-1: reset high speed USB device using musb_hdrc and address 2 usb 1-1: reset high speed USB device using musb_hdrc and address 2 sd 0:0:0:0: Device offlined - not ready after error recovery sd 0:0:0:0: [sda] Unhandled error code sd 0:0:0:0: [sda] Result: hostbyte=0x05 driverbyte=0x00 end_request: I/O error, dev sda, sector 41584 sd 0:0:0:0: rejecting I/O to offline device sd 0:0:0:0: [sda] Unhandled error code sd 0:0:0:0: [sda] Result: hostbyte=0x01 driverbyte=0x00 end_request: I/O error, dev sda, sector 40000 sd 0:0:0:0: rejecting I/O to offline device sd 0:0:0:0: rejecting I/O to offline device sd 0:0:0:0: rejecting I/O to offline device sd 0:0:0:0: rejecting I/O to offline device sd 0:0:0:0: rejecting I/O to offline device sd 0:0:0:0: rejecting I/O to offline device sd 0:0:0:0: rejecting I/O to offline device - Gopala NOTICE: The information contained in this email and any document attached hereto is intended only for the named recipient(s). 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