[ARM] S3C24XX: ADC driver core

A common core driver for the S3C24XX ADC block so that
the touchscreen, hwmon and any other drivers can share
the resource.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
diff --git a/arch/arm/plat-s3c24xx/Kconfig b/arch/arm/plat-s3c24xx/Kconfig
index d3faf01..7d3d6eb 100644
--- a/arch/arm/plat-s3c24xx/Kconfig
+++ b/arch/arm/plat-s3c24xx/Kconfig
@@ -62,6 +62,13 @@
 	  Enable debugging output for the DMA code. This option sends info
 	  to the kernel log, at priority KERN_DEBUG.
 
+config S3C24XX_ADC
+	bool "ADC common driver support"
+	help
+	  Core support for the ADC block found in the S3C24XX SoC systems
+	  for drivers such as the touchscreen and hwmon to use to share
+	  this resource.
+
 # SPI default pin configuration code
 
 config S3C24XX_SPI_BUS0_GPE11_GPE12_GPE13