--- zzzz-none-000/linux-4.4.271/drivers/bus/Kconfig	2021-06-03 06:22:09.000000000 +0000
+++ hawkeye-5590-750/linux-4.4.271/drivers/bus/Kconfig	2023-04-19 10:22:28.000000000 +0000
@@ -140,4 +140,33 @@
 	help
 	  Platform configuration infrastructure for the ARM Ltd.
 	  Versatile Express.
+
+config MHI_BUS
+	tristate "Modem Host Interface"
+	help
+	  MHI Host Interface is a communication protocol to be used by the host
+	  to control and communcate with modem over a high speed peripheral bus.
+	  Enabling this module will allow host to communicate with external
+	  devices that support MHI protocol.
+
+config MHI_DEBUG
+	 bool "MHI debug support"
+	 depends on MHI_BUS
+	 help
+	   Say yes here to enable debugging support in the MHI transport
+	   and individual MHI client drivers. This option will impact
+	   throughput as individual MHI packets and state transitions
+	   will be logged.
+
+config MHI_BUS_TEST
+	tristate "MHI bus Test driver"
+	default n
+	depends on MHI_BUS
+	select IPQ_SUBSYSTEM_RESTART
+	help
+	 Test driver for testing the MHI bus
+
+source "drivers/bus/mhi/controllers/Kconfig"
+source "drivers/bus/mhi/devices/Kconfig"
+
 endmenu