7.1.5. Yocto Recipe: recipes-kernel/linux/linux-socfpga-lts_5.15.bbappend
This Yocto recipe applies the 0001-altera-msgdma.patch, which does the add the following fixes:
- Set the FPGA DDR src and dest addresses to allow memory to and from the device to work correctly.
- Fixes the calculation of the number of descriptors used for a transfer on an Intel® Arria® 10 device.
The coredla-dts.patch patch enables necessary drivers in the device tree.
This recipe also includes enable-coredla.cfg, which is the kernel configuration file to enable altera-msgdma driver, uio, and uio_pdrv_genirq drivers.