Add lis2du12 accelerometer driver

boards/arm/sensortile_box_pro/sensortile_box_pro.dts

@@ -169,17 +169,27 @@
 	pinctrl-names = "default";
 	status = "okay";
 
-	cs-gpios = <&gpioi 5 GPIO_ACTIVE_LOW>;
+	cs-gpios = <&gpioi 5 GPIO_ACTIVE_LOW>, <&gpioi 7 GPIO_ACTIVE_LOW>;
 
 	lsm6dsv16x: lsm6dsv16x@0 {
 		compatible = "st,lsm6dsv16x";
-		spi-max-frequency = <DT_FREQ_M(10)>; /* 10 MHz */
+		spi-max-frequency = <DT_FREQ_M(10)>;
 		reg = <0>;
 		int1-gpios = <&gpioa 4 GPIO_ACTIVE_HIGH>;
 		int2-gpios = <&gpiod 11 GPIO_ACTIVE_HIGH>;
 
 		drdy-pin = <2>;
 	};
+
+	lis2du12: lis2du12@1 {
+		compatible = "st,lis2du12";
+		spi-max-frequency = <DT_FREQ_M(10)>;
+		reg = <1>;
+		int1-gpios = <&gpiof 2 GPIO_ACTIVE_HIGH>;
+		int2-gpios = <&gpiof 15 GPIO_ACTIVE_HIGH>;
+
+		drdy-pin = <2>;
+	};
 };
 
 &timers4 {

drivers/sensor/CMakeLists.txt

@@ -68,6 +68,7 @@ add_subdirectory_ifdef(CONFIG_ISM330DHCX ism330dhcx)
 add_subdirectory_ifdef(CONFIG_ITDS wsen_itds)
 add_subdirectory_ifdef(CONFIG_LIS2DH lis2dh)
 add_subdirectory_ifdef(CONFIG_LIS2DS12 lis2ds12)
+add_subdirectory_ifdef(CONFIG_LIS2DU12 lis2du12)
 add_subdirectory_ifdef(CONFIG_LIS2DW12 lis2dw12)
 add_subdirectory_ifdef(CONFIG_LIS2MDL lis2mdl)
 add_subdirectory_ifdef(CONFIG_LIS3MDL lis3mdl)

drivers/sensor/Kconfig

@@ -140,6 +140,7 @@ source "drivers/sensor/ite_tach_it8xxx2/Kconfig"
 source "drivers/sensor/ite_vcmp_it8xxx2/Kconfig"
 source "drivers/sensor/lis2dh/Kconfig"
 source "drivers/sensor/lis2ds12/Kconfig"
+source "drivers/sensor/lis2du12/Kconfig"
 source "drivers/sensor/lis2dw12/Kconfig"
 source "drivers/sensor/lis2mdl/Kconfig"
 source "drivers/sensor/lis3mdl/Kconfig"

drivers/sensor/Kconfig.trigger_template

@@ -0,0 +1,44 @@
+# Common Kconfig template for all sensors
+# Copyright (c) 2023 STMicroelectronics
+# SPDX-License-Identifier: Apache-2.0
+
+choice "$(module)_TRIGGER_MODE"
+	prompt "Trigger mode"
+	help
+	  Specify the type of triggering to be used by the sensor module.
+
+config $(module)_TRIGGER_NONE
+	bool "No trigger"
+
+config $(module)_TRIGGER_GLOBAL_THREAD
+	bool "Use global thread"
+	depends on GPIO
+	select $(module)_TRIGGER
+
+config $(module)_TRIGGER_OWN_THREAD
+	bool "Use own thread"
+	depends on GPIO
+	select $(module)_TRIGGER
+
+endchoice
+
+config $(module)_TRIGGER
+	bool
+
+if $(module)_TRIGGER
+
+config $(module)_THREAD_PRIORITY
+	int "Thread priority"
+	depends on $(module)_TRIGGER_OWN_THREAD
+	default $(thread_priority)
+	help
+	  Priority of thread used by the driver to handle interrupts.
+
+config $(module)_THREAD_STACK_SIZE
+	int "Thread stack size"
+	depends on $(module)_TRIGGER_OWN_THREAD
+	default $(thread_stack_size)
+	help
+	  Stack size of thread used by the driver to handle interrupts.
+
+endif # $(module)_TRIGGER

drivers/sensor/lis2du12/CMakeLists.txt

@@ -0,0 +1,12 @@
+# ST Microelectronics LIS2DU12 3-axis accelerometer sensor driver
+#
+# Copyright (c) 2023 STMicroelectronics
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+zephyr_library()
+
+zephyr_library_sources(lis2du12.c)
+zephyr_library_sources_ifdef(CONFIG_LIS2DU12_TRIGGER    lis2du12_trigger.c)
+
+zephyr_library_include_directories(../stmemsc)

drivers/sensor/lis2du12/Kconfig

@@ -0,0 +1,24 @@
+# ST Microelectronics LIS2DU12 3-axis accelerometer sensor driver
+
+# Copyright (c) 2023 STMicroelectronics
+# SPDX-License-Identifier: Apache-2.0
+
+menuconfig LIS2DU12
+	bool "LIS2DU12 I2C/SPI smartxl Chip"
+	default y
+	depends on DT_HAS_ST_LIS2DU12_ENABLED
+	select I2C if $(dt_compat_on_bus,$(DT_COMPAT_ST_LIS2DU12),i2c)
+	select SPI if $(dt_compat_on_bus,$(DT_COMPAT_ST_LIS2DU12),spi)
+	select HAS_STMEMSC
+	select USE_STDC_LIS2DU12
+	help
+	  Enable driver for LIS2DU12 smartxl sensor.
+
+if LIS2DU12
+
+module = LIS2DU12
+thread_priority = 10
+thread_stack_size = 1024
+source "drivers/sensor/Kconfig.trigger_template"
+
+endif # LIS2DU12