topic How to driver MX6ULL SPI? in i.MX Processors https://community.nxp.com/t5/i-MX-Processors/How-to-driver-MX6ULL-SPI/m-p/786390#M121865 <HTML><HEAD></HEAD><BODY><P>Dear,</P><P></P><P>I am going to driver SPI base Linux version 4.1.15,&nbsp;I config kernel and modify DTS file follow "i.MX_Linux_Reference_Manual"&nbsp;document, but I can't found any SPI device under /dev, attechment is my config information, looking forward to your reply.</P></BODY></HTML> Tue, 14 Aug 2018 12:14:01 GMT jackjiang 2018-08-14T12:14:01Z How to driver MX6ULL SPI? https://community.nxp.com/t5/i-MX-Processors/How-to-driver-MX6ULL-SPI/m-p/786390#M121865 <HTML><HEAD></HEAD><BODY><P>Dear,</P><P></P><P>I am going to driver SPI base Linux version 4.1.15,&nbsp;I config kernel and modify DTS file follow "i.MX_Linux_Reference_Manual"&nbsp;document, but I can't found any SPI device under /dev, attechment is my config information, looking forward to your reply.</P></BODY></HTML> Tue, 14 Aug 2018 12:14:01 GMT https://community.nxp.com/t5/i-MX-Processors/How-to-driver-MX6ULL-SPI/m-p/786390#M121865 jackjiang 2018-08-14T12:14:01Z Re: How to driver MX6ULL SPI? https://community.nxp.com/t5/i-MX-Processors/How-to-driver-MX6ULL-SPI/m-p/786391#M121866 <HTML><HEAD></HEAD><BODY><P>Hi Jack</P><P></P><P>spi driver is implemented as spi sub-system in Linux, spi driver layer is located between the <BR />client layer (for example pmic or spi flash). It may not implement device node entry.<BR />As example one can look at Chapter 31 SPI NOR Flash Memory Technology Device (MTD) Driver attached<BR />Linux Manual.</P><P></P><P><span class="lia-inline-image-display-wrapper" image-alt="pastedImage_1.jpg"><img src="https://community.nxp.com/t5/image/serverpage/image-id/62685i4F6F0FD5D1C38EF3/image-size/large?v=v2&amp;px=999" role="button" title="pastedImage_1.jpg" alt="pastedImage_1.jpg" /></span></P><P>alternatively one can look at using spidev :</P><P><A class="link-titled" href="https://www.toradex.com/community/questions/5701/how-to-interface-mcu-with-imx6-over-spi-interface.html" title="https://www.toradex.com/community/questions/5701/how-to-interface-mcu-with-imx6-over-spi-interface.html">How to interface MCU with i.MX6 over SPI interface? - Toradex Community</A>&nbsp;</P><P><A class="link-titled" href="https://wiki.phytec.com/display/public/PRODUCTINFO/How+To+Use+SPIDEV+on+phyFLEX-i.MX6+Yocto+BSP" title="https://wiki.phytec.com/display/public/PRODUCTINFO/How+To+Use+SPIDEV+on+phyFLEX-i.MX6+Yocto+BSP">How To Use SPIDEV on phyFLEX-i.MX6 Yocto BSP - Develop.phytec - PHYTEC Wiki</A>&nbsp;</P><P><BR />Best regards<BR />igor<BR />-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Wed, 15 Aug 2018 01:26:37 GMT https://community.nxp.com/t5/i-MX-Processors/How-to-driver-MX6ULL-SPI/m-p/786391#M121866 igorpadykov 2018-08-15T01:26:37Z