Hello Adrian > > +&spi { > > + status = "okay"; > > + > > + compatible = "qca,ar7100-spi"; > > + > > + cs-gpios = <0>, <&gpio_latch 0 GPIO_ACTIVE_LOW>; > > Are you sure you need cs-gpios here? We've removed it everywhere else (for > &spi node): > https://github.com/openwrt/openwrt/commit/e5f81ea3fe79ad484d454f5959814b3a1b094dcb
On this board for the serial shift register a separate gpio line is used as nCS, not the SoC SPI controller dedicated nCS line. So, without cs-gpios DTS property the serial shift register doesn't work. Denis. _______________________________________________ openwrt-devel mailing list openwrt-devel@lists.openwrt.org https://lists.openwrt.org/mailman/listinfo/openwrt-devel