input: touchscreen: Remove himax touchscreen support

Himax updated touch driver by fixing all the errors.
Need to remove existing touch driver code and update
with latest comits.

Change-Id: Ia56efc11d3192ddd3449f38b9c62afbe585ef83a
Signed-off-by: Vijay Navnath Kamble <vkambl@codeaurora.org>
diff --git a/drivers/input/touchscreen/Makefile b/drivers/input/touchscreen/Makefile
index c8e0104..1f2faf9 100644
--- a/drivers/input/touchscreen/Makefile
+++ b/drivers/input/touchscreen/Makefile
@@ -104,5 +104,4 @@
 obj-$(CONFIG_TOUCHSCREEN_COLIBRI_VF50)	+= colibri-vf50-ts.o
 obj-$(CONFIG_TOUCHSCREEN_ROHM_BU21023)	+= rohm_bu21023.o
 obj-$(CONFIG_TOUCHSCREEN_FTS)		+= focaltech_touch/
-obj-$(CONFIG_TOUCHSCREEN_HIMAX_CHIPSET)	+= hxchipset/
-obj-$(CONFIG_TOUCHSCREEN_GT9XX_v28)		+= gt9xx_v2.8/
\ No newline at end of file
+obj-$(CONFIG_TOUCHSCREEN_GT9XX_v28)		+= gt9xx_v2.8/