i.MX ProcessorsのトピックRe: Changing I2C speed from userspace https://community.nxp.com/t5/i-MX-Processors/Changing-I2C-speed-from-userspace/m-p/1009484#M149535 <HTML><HEAD></HEAD><BODY><P>hi</P><P></P><P>Is it possible to do the same by dynamically Loading Device Tree Overlays into Linux Kernel?</P></BODY></HTML> Tue, 17 Mar 2020 07:21:20 GMT sreedevi_mohan 2020-03-17T07:21:20Z Changing I2C speed from userspace https://community.nxp.com/t5/i-MX-Processors/Changing-I2C-speed-from-userspace/m-p/1009481#M149532 <HTML><HEAD></HEAD><BODY><P>We are working on IMX8MMini EVK. Is there any method for changing I2C speed from user-space ? We have a requirement like changing I2C speed at run-time.</P></BODY></HTML> Wed, 15 Jan 2020 06:28:09 GMT https://community.nxp.com/t5/i-MX-Processors/Changing-I2C-speed-from-userspace/m-p/1009481#M149532 sreedevi_mohan 2020-01-15T06:28:09Z Re: Changing I2C speed from userspace https://community.nxp.com/t5/i-MX-Processors/Changing-I2C-speed-from-userspace/m-p/1009482#M149533 <HTML><HEAD></HEAD><BODY><P>Hi&nbsp;<A class="jx-jive-macro-user" href="https://community.nxp.com/people/sreedevi.mohan@vvdntech.in">sreedevi.mohan@vvdntech.in</A>&nbsp;,</P><P></P><P>In older version of kernel is it possible to change&nbsp;<SPAN style="color: #333333; background-color: #ffffff;">IMX_I2C_BIT_RATE to change I2C speed (using module arguments) from userspace. But in newer version to change I2C speed we can change it from device tree.</SPAN></P><P></P><P><SPAN style="color: #333333; background-color: #ffffff;">Regards,</SPAN></P><P><SPAN style="color: #333333; background-color: #ffffff;">Radhika Somaiya.</SPAN></P></BODY></HTML> Mon, 20 Jan 2020 11:25:08 GMT https://community.nxp.com/t5/i-MX-Processors/Changing-I2C-speed-from-userspace/m-p/1009482#M149533 radhikasomaiya 2020-01-20T11:25:08Z Re: Changing I2C speed from userspace https://community.nxp.com/t5/i-MX-Processors/Changing-I2C-speed-from-userspace/m-p/1009483#M149534 <HTML><HEAD></HEAD><BODY><P>Hello Sreedevi,</P><P></P><P>Sorry no. you have to modify the device tree.</P><P></P><P>Regards</P></BODY></HTML> Mon, 20 Jan 2020 13:59:51 GMT https://community.nxp.com/t5/i-MX-Processors/Changing-I2C-speed-from-userspace/m-p/1009483#M149534 Bio_TICFSL 2020-01-20T13:59:51Z Re: Changing I2C speed from userspace https://community.nxp.com/t5/i-MX-Processors/Changing-I2C-speed-from-userspace/m-p/1009484#M149535 <HTML><HEAD></HEAD><BODY><P>hi</P><P></P><P>Is it possible to do the same by dynamically Loading Device Tree Overlays into Linux Kernel?</P></BODY></HTML> Tue, 17 Mar 2020 07:21:20 GMT https://community.nxp.com/t5/i-MX-Processors/Changing-I2C-speed-from-userspace/m-p/1009484#M149535 sreedevi_mohan 2020-03-17T07:21:20Z