drivers: sensor: SCD4x Add driver

This adds support for Sensirion's SCD4x co2 sensor.

(cherry picked from commit 2efc859)

Original-Signed-off-by: Jan Faeh <jan.faeh@sensirion.com>
GitOrigin-RevId: 2efc859
Cr-Build-Id: 8730847287260936497
Cr-Build-Url: https://cr-buildbucket.appspot.com/build/8730847287260936497
Copybot-Job-Name: zephyr-main-copybot-downstream
Change-Id: Ie31b2952befca27c3b0535c46e50556a444e8a23
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/zephyr/+/6035384
Reviewed-by: Tristan Honscheid <honscheid@google.com>
Tested-by: ChromeOS Prod (Robot) <chromeos-ci-prod@chromeos-bot.iam.gserviceaccount.com>
Tested-by: Tristan Honscheid <honscheid@google.com>
Commit-Queue: Tristan Honscheid <honscheid@google.com>

drivers/sensor/sensirion/CMakeLists.txt

@@ -2,6 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 # zephyr-keep-sorted-start
+add_subdirectory_ifdef(CONFIG_SCD4X scd4x)
 add_subdirectory_ifdef(CONFIG_SGP40 sgp40)
 add_subdirectory_ifdef(CONFIG_SHT3XD sht3xd)
 add_subdirectory_ifdef(CONFIG_SHT4X sht4x)

drivers/sensor/sensirion/Kconfig

@@ -2,6 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 # zephyr-keep-sorted-start
+source "drivers/sensor/sensirion/scd4x/Kconfig"
 source "drivers/sensor/sensirion/sgp40/Kconfig"
 source "drivers/sensor/sensirion/sht3xd/Kconfig"
 source "drivers/sensor/sensirion/sht4x/Kconfig"

drivers/sensor/sensirion/scd4x/CMakeLists.txt

@@ -0,0 +1,5 @@
+# SPDX-License-Identifier: Apache-2.0
+
+zephyr_library()
+
+zephyr_library_sources(scd4x.c)

drivers/sensor/sensirion/scd4x/Kconfig

@@ -0,0 +1,13 @@
+# Drivers configuration options for Sensirion SCD4x
+
+# Copyright (c) 2024 Jan Fäh
+# SPDX-License-Identifier: Apache-2.0
+
+config SCD4X
+	bool "SCD4x Carbon Dioxide Sensor"
+	default y
+	depends on DT_HAS_SENSIRION_SCD41_ENABLED || DT_HAS_SENSIRION_SCD40_ENABLED
+	select I2C
+	select CRC
+	help
+	  Enable driver for the Sensirion SCD4x carbon dioxide sensors.