drivers: mspi: Add SDP MSPI driver

Add SDP MSPI driver, dts and include files.

Signed-off-by: Jakub Zymelka <[email protected]>

CODEOWNERS

@@ -283,6 +283,7 @@
 /drivers/gpio/                            @nrfconnect/ncs-co-drivers @nrfconnect/ncs-ll-ursus
 /drivers/hw_cc3xx/                        @nrfconnect/ncs-co-drivers @nrfconnect/ncs-aegir
 /drivers/mpsl/                            @nrfconnect/ncs-co-drivers @nrfconnect/ncs-dragoon
+/drivers/mspi/                            @nrfconnect/ncs-co-drivers @nrfconnect/ncs-ll-ursus
 /drivers/net/                             @nrfconnect/ncs-co-drivers @doki-nordic
 /drivers/serial/                          @nrfconnect/ncs-co-drivers @nordic-krch
 /drivers/sensor/bh1749/                   @nrfconnect/ncs-co-drivers @nrfconnect/ncs-cia
@@ -317,6 +318,7 @@
 /include/drivers/flash/                   @nrfconnect/ncs-co-drivers
 /include/drivers/gpio/                    @nrfconnect/ncs-co-drivers @nrfconnect/ncs-ll-ursus
 /include/drivers/bme68x_iaq.h             @nrfconnect/ncs-co-drivers @nrfconnect/ncs-cia
+/include/drivers/mspi/nrfe_mspi.h         @nrfconnect/ncs-co-drivers @nrfconnect/ncs-ll-ursus
 /include/drivers/sensor_sim.h             @nrfconnect/ncs-co-drivers @nrfconnect/ncs-cia
 /include/drivers/sensor_stub.h            @nrfconnect/ncs-co-drivers @nrfconnect/ncs-cia
 /include/emds/                            @balaklaka @nrfconnect/ncs-paladin

drivers/CMakeLists.txt

@@ -11,6 +11,7 @@ add_subdirectory(hw_cc3xx)
 if (CONFIG_MPSL AND NOT CONFIG_MPSL_FEM_ONLY)
   add_subdirectory(mpsl)
 endif()
+add_subdirectory_ifdef(CONFIG_MSPI mspi)
 add_subdirectory_ifdef(CONFIG_NETWORKING net)
 add_subdirectory_ifdef(CONFIG_SENSOR sensor)
 add_subdirectory(serial)

drivers/Kconfig

@@ -16,13 +16,15 @@ if MPSL && !MPSL_FEM_ONLY
 rsource "mpsl/Kconfig"
 endif
 
+rsource "mspi/Kconfig"
 rsource "net/Kconfig"
 rsource "sensor/Kconfig"
 rsource "serial/Kconfig"
 
 config NRFE
 	bool
 	default y if GPIO_NRFE
+	default y if MSPI_NRFE
 	# Temporary kconfig to include DPPI channel allocation for NRFE
 
 endmenu

drivers/mspi/CMakeLists.txt

@@ -0,0 +1,8 @@
+#
+# Copyright (c) 2024 Nordic Semiconductor
+#
+# SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
+#
+
+zephyr_library_amend()
+zephyr_library_sources_ifdef(CONFIG_MSPI_NRFE mspi_nrfe.c)

drivers/mspi/Kconfig

@@ -0,0 +1,8 @@
+# Copyright (c) 2024 Nordic Semiconductor ASA
+# SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
+
+if MSPI
+
+rsource "Kconfig.nrfe"
+
+endif # MSPI

drivers/mspi/Kconfig.nrfe

@@ -0,0 +1,28 @@
+# Copyright (c) 2024 Nordic Semiconductor ASA
+# SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
+
+#
+# MSPI_NRFE Driver
+#
+menuconfig MSPI_NRFE
+	bool "SDP MSPI driver"
+	default y
+	depends on DT_HAS_NORDIC_NRFE_MSPI_CONTROLLER_ENABLED
+	select MBOX
+	select IPC_SERVICE
+	select IPC_SERVICE_BACKEND_ICMSG
+	help
+	  Enable SDP MSPI driver.
+
+if MSPI_NRFE
+
+config MSPI_NRFE_INIT_PRIORITY
+	int "SDP MSPI init priority"
+	depends on MSPI_NRFE
+	default MSPI_INIT_PRIORITY
+	help
+	  SDP MSPI driver device initialization priority.
+	  SDP MSPI initialization depends on IPC initialization
+	  which is done at the same init level and has init priority equal to 46.
+
+endif # MSPI_NRFE