Add node to support the QUP5 SPI controller inside of IPQ8074.
Some devices use this bus in order to manage external switches.
Signed-off-by: Robert Marko <robimarko@gmail.com>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230426185647.180166-1-robimarko@gmail.com