Introduce support for the SC8180X reference device, aka Primus, with debug UART, regulators, UFS and USB support. Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org> Signed-off-by: Vinod Koul <vkoul@kernel.org> Signed-off-by: Bjorn Andersson <andersson@kernel.org> Link: https://...