iio: light: Add APDS9160 ALS & Proximity sensor driver

APDS9160 is a combination of ALS and proximity sensors.

This patch add supports for:
    - Intensity clear data and illuminance data
    - Proximity data
    - Gain control, rate control
    - Event thresholds

Signed-off-by: Mikael Gonella-Bolduc <mgonellabolduc@dimonoff.com>
Link: https://patch.msgid.link/20250122-apds9160-driver-v5-2-5393be10279a@dimonoff.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

MAINTAINERS

@@ -4427,6 +4427,13 @@ F:	kernel/bpf/stackmap.c
 F:	kernel/trace/bpf_trace.c
 F:	lib/buildid.c
 
+BROADCOM APDS9160 AMBIENT LIGHT SENSOR AND PROXIMITY DRIVER
+M:	Mikael Gonella-Bolduc <m.gonella.bolduc@gmail.com>
+L:	linux-iio@vger.kernel.org
+S:	Maintained
+F:	Documentation/devicetree/bindings/iio/light/brcm,apds9160.yaml
+F:	drivers/iio/light/apds9160.c
+
 BROADCOM ASP 2.0 ETHERNET DRIVER
 M:	Justin Chen <justin.chen@broadcom.com>
 M:	Florian Fainelli <florian.fainelli@broadcom.com>

drivers/iio/light/Kconfig

@@ -63,6 +63,17 @@ config AL3320A
 	  To compile this driver as a module, choose M here: the
 	  module will be called al3320a.
 
+config APDS9160
+	tristate "APDS9160 combined als and proximity sensor"
+	depends on I2C
+	select REGMAP_I2C
+	help
+	   Say Y here if you want to build support for a Broadcom APDS9160
+	   combined ambient light and proximity sensor.
+
+	   To compile this driver as a module, choose M here: the
+	   module will be called apds9160.
+
 config APDS9300
 	tristate "APDS9300 ambient light sensor"
 	depends on I2C

drivers/iio/light/Makefile

@@ -9,6 +9,7 @@ obj-$(CONFIG_ADJD_S311)		+= adjd_s311.o
 obj-$(CONFIG_ADUX1020)		+= adux1020.o
 obj-$(CONFIG_AL3010)		+= al3010.o
 obj-$(CONFIG_AL3320A)		+= al3320a.o
+obj-$(CONFIG_APDS9160)		+= apds9160.o
 obj-$(CONFIG_APDS9300)		+= apds9300.o
 obj-$(CONFIG_APDS9306)		+= apds9306.o
 obj-$(CONFIG_APDS9960)		+= apds9960.o