https://devzone.nordicsemi.com/f/nordic-q-a/54810/custom-hardware-and-overlay-filesIn order to compile against custom hardware, we changed overlay and dts files, but I cannot remember which. How do I find out? I get the error devicetree error: &#39;ss-pin&#39; appears in /soc/peripheral@40000000/spi@b000 in nrf9160_pca10090ns.dts.pre.tmpen-USTelligent Community 13Mon, 25 Nov 2019 10:57:10 GMThttps://devzone.nordicsemi.com/thread/221817?ContentTypeID=1Mon, 25 Nov 2019 10:57:10 GMT137ad170-7792-4731-bb38-c0d22fbe4515:84d51b40-d032-4ec3-9d71-a95e3958356fTron<p>For my custom board, I had to remove the&nbsp;&nbsp;&#39;compatible = &quot;nordic,nrf-twim&quot;;&#39; line from the dts overlay common file in order to make it work.&nbsp;</p><div style="clear:both;"></div>