iio: accel: kxcjk-1013: add support for kxcj9-1008

This patch adds support for KXCJ9-1008 3-axis acceleromenter sensor.
KXCJ9-1008 uses the same register definitions as KXCJK-1013.

The specification for KXCJ9-1008 can be downloaded from:
http://www.kionix.com/sites/default/files/KXCJ9-1008%20Specifications%20Rev%205.pdf

Signed-off-by: Daniel Baluta <[e-mail]>
Signed-off-by: Jonathan Cameron <[e-mail]>

drivers/iio/accel/Kconfig

···
 	select IIO_TRIGGERED_BUFFER
 	help
 	  Say Y here if you want to build a driver for the Kionix KXCJK-1013
-	  triaxial acceleration sensor.
+	  triaxial acceleration sensor. This driver also supports KXCJ9-1008.
 
 	  To compile this driver as a module, choose M here: the module will
 	  be called kxcjk-1013.

drivers/iio/accel/kxcjk-1013.c

···
 
 static const struct acpi_device_id kx_acpi_match[] = {
 	{"KXCJ1013", 0},
+	{"KXCJ1008", 0},
 	{ },
 };
 MODULE_DEVICE_TABLE(acpi, kx_acpi_match);
 
 static const struct i2c_device_id kxcjk1013_id[] = {
 	{"kxcjk1013", 0},
+	{"kxcj91008", 0},
 	{}
 };