drivers/misc/apds9802als.c: ALS drivers for the apds9802als

This adds support for the ADPS9802ALS sensor.

Cleanup by Alan Cox
	- move mutexes to cover more things
	- report I/O errors back to user space
	- report range and values in LUX

Signed-off-by: Anantha Narayanan <anantha.narayanan@intel.com>
[The 4K and 64K in the hw spec actually means 4095 (12bit) and 65535 (16bit).]
Signed-off-by: Hong Liu <hong.liu@intel.com>
[Updated to match the ALS light API interface convention from Samu]
Signed-off-by: Alan Cox <alan@linux.intel.com>
Acked-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/misc/Kconfig b/drivers/misc/Kconfig
index 477a9434b9c0..6d7665ce6f4a 100644
--- a/drivers/misc/Kconfig
+++ b/drivers/misc/Kconfig
@@ -285,6 +285,16 @@ config SGI_GRU_DEBUG
         This option enables addition debugging code for the SGI GRU driver. If
         you are unsure, say N.
 
+config APDS9802ALS
+        tristate "Medfield Avago APDS9802 ALS Sensor module"
+        depends on I2C
+        help
+          If you say yes here you get support for the ALS APDS9802 ambient
+          light sensor.
+
+          This driver can also be built as a module.  If so, the module
+          will be called apds9802als.
+
 config ISL29003
         tristate "Intersil ISL29003 ambient light sensor"
         depends on I2C && SYSFS