ARM: SAMSUNG: Implements cfg_gpio function for Samsung touchscreen

This patch implements cfg_gpio function for Samsung touchscreen.
And also modifies the H1940 machine respectively.

Signed-off-by: Naveen Krishna Ch <ch.naveen@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
diff --git a/arch/arm/plat-samsung/include/plat/ts.h b/arch/arm/plat-samsung/include/plat/ts.h
index 8a51675..26fdb22 100644
--- a/arch/arm/plat-samsung/include/plat/ts.h
+++ b/arch/arm/plat-samsung/include/plat/ts.h
@@ -14,8 +14,12 @@
        int             delay;
        int             presc;
        int             oversampling_shift;
+	void    (*cfg_gpio)(struct platform_device *dev);
 };
 
 extern void s3c24xx_ts_set_platdata(struct s3c2410_ts_mach_info *);
 
+/* defined by architecture to configure gpio */
+extern void s3c24xx_ts_cfg_gpio(struct platform_device *dev);
+
 #endif /* __ASM_ARM_TS_H */