topic SD clock in i.MX Processors https://community.nxp.com/t5/i-MX-Processors/SD-clock/m-p/398596#M58568 <HTML><HEAD></HEAD><BODY><P>i have a board based on i.mx6 quad processor. The board was not booting from micro SD(SD4 interface) and standard SD(SD1 interface). While checking SD clock i found initial identification 347.22khz itself not obtained. Can you able to tell the reasons for not <SPAN style="font-size: 13.3333330154419px;">obtaining </SPAN>initial&nbsp; identification clock ? </P></BODY></HTML> Mon, 04 May 2015 12:20:32 GMT vineethhegde 2015-05-04T12:20:32Z SD clock https://community.nxp.com/t5/i-MX-Processors/SD-clock/m-p/398596#M58568 <HTML><HEAD></HEAD><BODY><P>i have a board based on i.mx6 quad processor. The board was not booting from micro SD(SD4 interface) and standard SD(SD1 interface). While checking SD clock i found initial identification 347.22khz itself not obtained. Can you able to tell the reasons for not <SPAN style="font-size: 13.3333330154419px;">obtaining </SPAN>initial&nbsp; identification clock ? </P></BODY></HTML> Mon, 04 May 2015 12:20:32 GMT https://community.nxp.com/t5/i-MX-Processors/SD-clock/m-p/398596#M58568 vineethhegde 2015-05-04T12:20:32Z Re: SD clock https://community.nxp.com/t5/i-MX-Processors/SD-clock/m-p/398597#M58569 <HTML><HEAD></HEAD><BODY><P>HI vineeth</P><P></P><P>this may be caused by some errata like ERR006282,ERR007926 <A href="http://cache.freescale.com/files/32bit/doc/data_sheet/IMX6DQCEC.pdf?fasp=1&amp;WT_TYPE=Data%20Sheets&amp;WT_VENDOR=FREESCALE&amp;WT_FILE_FORMAT=pdf&amp;WT_ASSET=Documentation&amp;fileExt=.pdf">IMX6DQCEC</A> or</P><P>by hardware : please check <A href="http://cache.freescale.com/files/32bit/doc/user_guide/IMX6DQ6SDLHDG.pdf?fasp=1&amp;WT_TYPE=Users%20Guides&amp;WT_VENDOR=FREESCALE&amp;WT_FILE_FORMAT=pdf&amp;WT_ASSET=Documentation&amp;fileExt=.pdf">IMX6DQ6SDLHDG</A> Chapter 8 Avoiding Board Bring-up Problems</P><P>and test SD interface with <A href="http://www.freescale.com/webapp/sps/site/prod_summary.jsp?code=i.MX6Q&amp;fpsp=1&amp;tab=Design_Tools_Tab">i.MX 6Series Platform SDK</A> <IMG alt="" class="jiveImage" src="http://www.freescale.com/files/graphic/SECURITYINFOIMAGE.gif" /> : Bare-metal SDK</P><P></P><P>Best regards</P><P>igor</P><P>-----------------------------------------------------------------------------------------------------------------------</P><P>Note: If this post answers your question, please click the Correct Answer button. Thank you!</P><P>-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Tue, 05 May 2015 00:14:14 GMT https://community.nxp.com/t5/i-MX-Processors/SD-clock/m-p/398597#M58569 igorpadykov 2015-05-05T00:14:14Z