Hi, I am using Colibri imx6ULL CoM in my project. In that, we have two linux systems one in SPI master and the other in SPI slave mode. I just have some question regarding the slave mode option. Does spidev driver main…
SPI (Serial Peripheral Interface) busses SPI busses can be described with a node for the SPI master device and a set of child nodes for each SPI slave on the bus. For this discussion, it is assumed that the system's SPI controller is in SPI master mode. This binding does not describe...
apalis-imx6_spi2_spidev_overlay.dtbo Enable/Disable a Device Tree Overlay To enable or disable applying a pre-built overlay on a Toradex SoM just add/remove it to/from the fileoverlays.txtlocated on the boot partition, and reboot the system. ...
Here is one example of a device tree for Colibri iMX7D 1GB. In addition to the example, you must also make sure to check the pin muxing, i.e. make sure that no other driver muxes and claims the pin function GPIO1_IO02, and to mux the pin to gpio as part of the pps node....
lpspi2) with a pin control group makes the pins in it available to the peripheral. caution While you can reference the same pin control group on multiple nodes, be sure to only have one of them enabled in the device tree to avoid pin conflicts....