cdx: add cdx controller

CDX controller uses MCDI interface as a protocol to
communicate with the RPU firmware and registers the
detected CDX devices on the CDX bus. It also uses
RPMsg as the communication channel with the Firmware.

Signed-off-by: Nipun Gupta <nipun.gupta@amd.com>
Signed-off-by: Puneet Gupta <puneet.gupta@amd.com>
Signed-off-by: Abhijit Gangurde <abhijit.gangurde@amd.com>
Signed-off-by: Nikhil Agarwal <nikhil.agarwal@amd.com>
Reviewed-by: Pieter Jansen van Vuuren <pieter.jansen-van-vuuren@amd.com>
Tested-by: Nikhil Agarwal <nikhil.agarwal@amd.com>
Link: https://lore.kernel.org/r/20230313132636.31850-6-nipun.gupta@amd.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

This commit is contained in:

Nipun Gupta

2023-03-13 18:56:34 +05:30

committed by

Greg Kroah-Hartman

parent eb96b74019

commit 8a7923df35

5 changed files with 373 additions and 1 deletions

									
										drivers/cdx/controller/Makefile
									
		+1
		-1
	
												View File
												
				@@ -6,4 +6,4 @@

				#

				obj-$(CONFIG_CDX_CONTROLLER) += cdx-controller.o

				cdx-controller-objs := mcdi.o

				cdx-controller-objs := cdx_controller.o mcdi.o mcdi_functions.o