Add missing configuration option to select the MAX11802 touchscreen controller

drivers/input/Kconfig

@@ -20,6 +20,13 @@ config MOUSE_WHEEL
 
 endif # MOUSE
 
+config INPUT_MAX11802
+	bool "MAX11802 touchscreen controller"
+	default n
+	select SPI
+	---help---
+		Enable support for the MAX11802 touchscreen controller
+
 config INPUT_TSC2007
 	bool "TI TSC2007 touchscreen controller"
 	default n