firmware: scmi: add base proto, scmi sample, smc/hvc transport and reset proto

drivers/firmware/scmi/CMakeLists.txt

@@ -6,7 +6,10 @@ zephyr_library()
 zephyr_library_sources_ifdef(CONFIG_ARM_SCMI core.c)
 zephyr_library_sources_ifdef(CONFIG_ARM_SCMI_MAILBOX_TRANSPORT mailbox.c)
 zephyr_library_sources_ifdef(CONFIG_ARM_SCMI_SHMEM shmem.c)
+zephyr_library_sources_ifdef(CONFIG_ARM_SCMI_SMC_TRANSPORT smc.c)
 
 # SCMI protocol helper files
+zephyr_library_sources_ifdef(CONFIG_ARM_SCMI_BASE_HELPERS base.c)
 zephyr_library_sources_ifdef(CONFIG_ARM_SCMI_CLK_HELPERS clk.c)
 zephyr_library_sources_ifdef(CONFIG_ARM_SCMI_PINCTRL_HELPERS pinctrl.c)
+zephyr_library_sources_ifdef(CONFIG_ARM_SCMI_RESET_HELPERS reset.c)

drivers/firmware/scmi/Kconfig

@@ -3,13 +3,6 @@
 
 if ARM_SCMI
 
-config ARM_SCMI_CLK_HELPERS
-	bool "Helper functions for SCMI clock protocol"
-	default y
-	depends on DT_HAS_ARM_SCMI_CLOCK_ENABLED
-	help
-	  Enable support for SCMI clock protocol helper functions.
-
 config ARM_SCMI_MAILBOX_TRANSPORT
 	bool "SCMI transport based on shared memory and doorbells"
 	default y
@@ -20,13 +13,6 @@ config ARM_SCMI_MAILBOX_TRANSPORT
 	  Enable support for SCMI transport based on shared memory
 	  and doorbells.
 
-config ARM_SCMI_PINCTRL_HELPERS
-	bool "Helper functions for SCMI pinctrl protocol"
-	default y
-	depends on DT_HAS_ARM_SCMI_PINCTRL_ENABLED
-	help
-	  Enable support for SCMI pinctrl protocol helper functions.
-
 config ARM_SCMI_SHMEM
 	bool "SCMI shared memory (SHMEM) driver"
 	default y
@@ -56,4 +42,32 @@ config ARM_SCMI_TRANSPORT_INIT_PRIORITY
 	help
 	  SCMI transport driver device initialization priority.
 
+config ARM_SCMI_SMC_TRANSPORT
+	bool
+	depends on ARM_SCMI_SHMEM
+	select ARM_SCMI_TRANSPORT_HAS_STATIC_CHANNELS
+	default y if DT_HAS_ARM_SCMI_SMC_ENABLED
+	default y if DT_HAS_ARM_SCMI_SMC_PARAM_ENABLED
+	help
+	  Enable support of SCMI compliant firmware with ARM SMC/HVC transport
+	  with/without shmem address(4KB-page, offset) as parameters
+
+choice ARM_SCMI_SMC_METHOD
+	bool "Select ARM SCMI SMC Calling Convention method"
+	depends on ARM_SCMI_SMC_TRANSPORT
+	default ARM_SCMI_SMC_METHOD_SMC
+
+config ARM_SCMI_SMC_METHOD_SMC
+	bool "Use ARM SCMI Secure Monitor Call (SMC) method"
+	help
+	  Use ARM Secure Monitor Call (SMC) method to access SCMI.
+
+config ARM_SCMI_SMC_METHOD_HVC
+	bool "Use ARM SCMI Hypervisor Call (HVC) method"
+	help
+	  Use ARM Hypervisor Call (HVC) method to access SCMI.
+endchoice
+
+rsource "Kconfig.proto"
+
 endif # ARM_SCMI

drivers/firmware/scmi/Kconfig.proto

@@ -0,0 +1,47 @@
+# Copyright 2024 NXP
+# SPDX-License-Identifier: Apache-2.0
+
+config ARM_SCMI_CLK_HELPERS
+	bool "Helper functions for SCMI clock protocol"
+	default y
+	depends on DT_HAS_ARM_SCMI_CLOCK_ENABLED
+	help
+	  Enable support for SCMI clock protocol helper functions.
+
+config ARM_SCMI_PINCTRL_HELPERS
+	bool "Helper functions for SCMI pinctrl protocol"
+	default y
+	depends on DT_HAS_ARM_SCMI_PINCTRL_ENABLED
+	help
+	  Enable support for SCMI pinctrl protocol helper functions.
+
+config ARM_SCMI_BASE_HELPERS
+	bool "Helper functions for SCMI base protocol"
+	default y
+	help
+	  Enable support for SCMI base protocol helper functions.
+
+config ARM_SCMI_BASE_EXT_REV
+	bool "Select to report ARM SCMI base protocol extended revision"
+	depends on ARM_SCMI_BASE_HELPERS
+	default n
+	help
+	  Enable report of ARM SCMI base extended revision information at boot time.
+
+config ARM_SCMI_BASE_AGENT_HELPERS
+	bool "Helper functions for SCMI base protocol agents management"
+	depends on ARM_SCMI_BASE_EXT_REV
+	default n
+	help
+	  Enable support for SCMI base protocol agents management helper functions.
+	  It enables support for SCMI base protocol messages:
+	  - BASE_DISCOVER_AGENT
+	  - BASE_SET_DEVICE_PERMISSIONS
+	  - BASE_RESET_AGENT_CONFIGURATION
+
+config ARM_SCMI_RESET_HELPERS
+	bool "Helper functions for SCMI reset protocol"
+	default y
+	depends on DT_HAS_ARM_SCMI_RESET_ENABLED
+	help
+	  Enable support for SCMI reset protocol helper functions.