drivers: can: mchp_mss: New

Add a CAN driver for Microchip's PolarFire SoC platform.

Signed-off-by: Sebastian Huber <[email protected]>

Author: sebhub

drivers/can/CMakeLists.txt

@@ -19,6 +19,7 @@ zephyr_library_sources_ifdef(CONFIG_CAN_KVASER_PCI          can_kvaser_pci.c)
 zephyr_library_sources_ifdef(CONFIG_CAN_LOOPBACK            can_loopback.c)
 zephyr_library_sources_ifdef(CONFIG_CAN_MAX32               can_max32.c)
 zephyr_library_sources_ifdef(CONFIG_CAN_MCAN                can_mcan.c)
+zephyr_library_sources_ifdef(CONFIG_CAN_MCHP_MSS            can_mchp_mss.c)
 zephyr_library_sources_ifdef(CONFIG_CAN_MCP2515             can_mcp2515.c)
 zephyr_library_sources_ifdef(CONFIG_CAN_MCP251XFD           can_mcp251xfd.c)
 zephyr_library_sources_ifdef(CONFIG_CAN_MCUX_FLEXCAN        can_mcux_flexcan.c)

drivers/can/Kconfig

@@ -124,6 +124,7 @@ source "drivers/can/Kconfig.stm32"
 source "drivers/can/Kconfig.mcux"
 source "drivers/can/Kconfig.mcp2515"
 source "drivers/can/Kconfig.mcan"
+source "drivers/can/Kconfig.mchp_mss"
 source "drivers/can/Kconfig.rcar"
 source "drivers/can/Kconfig.numaker"
 source "drivers/can/Kconfig.loopback"

drivers/can/Kconfig.mchp_mss

@@ -0,0 +1,9 @@
+# Copyright (C) 2025 embedded brains GmbH & Co. KG
+# SPDX-License-Identifier: Apache-2.0
+
+config CAN_MCHP_MSS
+	bool "Microchip PolarFire SoC CAN driver"
+	depends on DT_HAS_MICROCHIP_MPFS_CAN_ENABLED
+	help
+	  This option enables the CAN driver for Microchip's PolarFire SoC
+	  platform.