interconnect: qcom: Add SM8250 interconnect provider driver

Add driver for the Qualcomm interconnect buses found in SM8250 based
platforms. The topology consists of several NoCs that are controlled by
a remote processor that collects the aggregated bandwidth for each
master-slave pairs.

Based on SC7180 driver and generated from downstream dts.

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Reviewed-by: Sibi Sankar <sibis@codeaurora.org>
Link: https://lore.kernel.org/r/20200728023811.5607-6-jonathan@marek.ca
Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org>

Author: flto

drivers/interconnect/qcom/Kconfig

@@ -75,5 +75,15 @@ config INTERCONNECT_QCOM_SM8150
 	  This is a driver for the Qualcomm Network-on-Chip on sm8150-based
 	  platforms.
 
+config INTERCONNECT_QCOM_SM8250
+	tristate "Qualcomm SM8250 interconnect driver"
+	depends on INTERCONNECT_QCOM
+	depends on (QCOM_RPMH && QCOM_COMMAND_DB && OF) || COMPILE_TEST
+	select INTERCONNECT_QCOM_RPMH
+	select INTERCONNECT_QCOM_BCM_VOTER
+	help
+	  This is a driver for the Qualcomm Network-on-Chip on sm8250-based
+	  platforms.
+
 config INTERCONNECT_QCOM_SMD_RPM
 	tristate

drivers/interconnect/qcom/Makefile

@@ -9,6 +9,7 @@ icc-rpmh-obj				:= icc-rpmh.o
 qnoc-sc7180-objs			:= sc7180.o
 qnoc-sdm845-objs			:= sdm845.o
 qnoc-sm8150-objs			:= sm8150.o
+qnoc-sm8250-objs			:= sm8250.o
 icc-smd-rpm-objs			:= smd-rpm.o
 
 obj-$(CONFIG_INTERCONNECT_QCOM_BCM_VOTER) += icc-bcm-voter.o
@@ -20,4 +21,5 @@ obj-$(CONFIG_INTERCONNECT_QCOM_RPMH) += icc-rpmh.o
 obj-$(CONFIG_INTERCONNECT_QCOM_SC7180) += qnoc-sc7180.o
 obj-$(CONFIG_INTERCONNECT_QCOM_SDM845) += qnoc-sdm845.o
 obj-$(CONFIG_INTERCONNECT_QCOM_SM8150) += qnoc-sm8150.o
+obj-$(CONFIG_INTERCONNECT_QCOM_SM8250) += qnoc-sm8250.o
 obj-$(CONFIG_INTERCONNECT_QCOM_SMD_RPM) += icc-smd-rpm.o