i.MX ProcessorsのトピックAbout the use of /sys/fsl_otp for i.MX6UL Linux BSP https://community.nxp.com/t5/i-MX-Processors/About-the-use-of-sys-fsl-otp-for-i-MX6UL-Linux-BSP/m-p/529106#M84585 <HTML><HEAD></HEAD><BODY><P>Dear all,</P><P></P><P>We want to set eFuse after Linux start.</P><P>We found /sys/fsl_otp in Linux on MX6UL.</P><P></P><P>Can we use this file to set the following register?</P><P>Would you tell me the setting procedure if it is possible?</P><P></P><P>Bank 0, Word 0 (OCOTP_LOCK) ⇒　HW_OCOTP_LOCK</P><P>Bank 0, Word 6 (OCOTP_CFG5) ⇒　HW_OCOTP_DFG5</P><P>Bank 4, Word 0 (OCOTP_SJC_RESP0) ⇒　HW_OCOTP_SJC_RESP0</P><P>Bank 4, Word 1 (OCOTP_SJC_RESP1) ⇒　HW_OCOTP_SJC_RESP1</P><P></P><P>Best Regards,</P><P>Yuuki</P></BODY></HTML> Fri, 01 Jul 2016 10:22:12 GMT yuuki 2016-07-01T10:22:12Z About the use of /sys/fsl_otp for i.MX6UL Linux BSP https://community.nxp.com/t5/i-MX-Processors/About-the-use-of-sys-fsl-otp-for-i-MX6UL-Linux-BSP/m-p/529106#M84585 <HTML><HEAD></HEAD><BODY><P>Dear all,</P><P></P><P>We want to set eFuse after Linux start.</P><P>We found /sys/fsl_otp in Linux on MX6UL.</P><P></P><P>Can we use this file to set the following register?</P><P>Would you tell me the setting procedure if it is possible?</P><P></P><P>Bank 0, Word 0 (OCOTP_LOCK) ⇒　HW_OCOTP_LOCK</P><P>Bank 0, Word 6 (OCOTP_CFG5) ⇒　HW_OCOTP_DFG5</P><P>Bank 4, Word 0 (OCOTP_SJC_RESP0) ⇒　HW_OCOTP_SJC_RESP0</P><P>Bank 4, Word 1 (OCOTP_SJC_RESP1) ⇒　HW_OCOTP_SJC_RESP1</P><P></P><P>Best Regards,</P><P>Yuuki</P></BODY></HTML> Fri, 01 Jul 2016 10:22:12 GMT https://community.nxp.com/t5/i-MX-Processors/About-the-use-of-sys-fsl-otp-for-i-MX6UL-Linux-BSP/m-p/529106#M84585 yuuki 2016-07-01T10:22:12Z Re: About the use of /sys/fsl_otp for i.MX6UL Linux BSP https://community.nxp.com/t5/i-MX-Processors/About-the-use-of-sys-fsl-otp-for-i-MX6UL-Linux-BSP/m-p/529107#M84586 <HTML><HEAD></HEAD><BODY><P>Hello, </P><P></P><P> Yes, You may use the sysfs for OTP, if it is present ; available</P><P>items may be listed, using the following command </P><P></P><P># ls /sys/fsl_otp/</P><P></P><P>Have a great day,<BR />Yuri</P><P></P><P>-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Mon, 04 Jul 2016 03:48:46 GMT https://community.nxp.com/t5/i-MX-Processors/About-the-use-of-sys-fsl-otp-for-i-MX6UL-Linux-BSP/m-p/529107#M84586 Yuri 2016-07-04T03:48:46Z