ARM: S5P6440: Add Touchscreen support for S5P6440

This patch adds touchscreen support for S5P6440.

Signed-off-by: Naveen Krishna Ch <ch.naveen@samsung.com
Signed-off-by: NKukjin Kim <kgene.kim@samsung.com>
[ben-linux@fluff.org: minor header fix]
Signed-off-by: NBen Dooks <ben-linux@fluff.org>

arch/arm/mach-s5p6440/Kconfig

@@ -16,6 +16,8 @@ config CPU_S5P6440
 config MACH_SMDK6440
 	bool "SMDK6440"
 	select CPU_S5P6440
+	select SAMSUNG_DEV_TS
+	select SAMSUNG_DEV_ADC
 	help
 	  Machine support for the Samsung SMDK6440
 

arch/arm/mach-s5p6440/cpu.c

@@ -61,6 +61,7 @@ static void s5p6440_idle(void)
 void __init s5p6440_map_io(void)
 {
 	/* initialize any device information early */
+	s3c_device_adc.name	= "s3c64xx-adc";
 }
 
 void __init s5p6440_init_clocks(int xtal)

arch/arm/mach-s5p6440/include/mach/map.h

@@ -69,8 +69,11 @@
 /* PCM */
 #define S5P6440_PA_PCM		0xF2100000
 
+#define S5P6440_PA_ADC		(0xF3000000)
+
 /* compatibiltiy defines. */
 #define S3C_PA_UART		S5P6440_PA_UART
 #define S3C_PA_IIC		S5P6440_PA_IIC0
+#define SAMSUNG_PA_ADC		S5P6440_PA_ADC
 
 #endif /* __ASM_ARCH_MAP_H */

arch/arm/mach-s5p6440/mach-smdk6440.c

@@ -38,6 +38,8 @@
 #include <plat/devs.h>
 #include <plat/cpu.h>
 #include <plat/pll.h>
+#include <plat/adc.h>
+#include <plat/ts.h>
 
 #define S5P6440_UCON_DEFAULT    (S3C2410_UCON_TXILEVEL |	\
 				S3C2410_UCON_RXILEVEL |		\
@@ -85,6 +87,14 @@ static struct s3c2410_uartcfg smdk6440_uartcfgs[] __initdata = {
 
 static struct platform_device *smdk6440_devices[] __initdata = {
 	&s5p6440_device_iis,
+	&s3c_device_adc,
+	&s3c_device_ts,
+};
+
+static struct s3c2410_ts_mach_info s3c_ts_platform __initdata = {
+	.delay			= 10000,
+	.presc			= 49,
+	.oversampling_shift	= 2,
 };
 
 static void __init smdk6440_map_io(void)
@@ -96,6 +106,8 @@ static void __init smdk6440_map_io(void)
 
 static void __init smdk6440_machine_init(void)
 {
+	s3c24xx_ts_set_platdata(&s3c_ts_platform);
+
 	platform_add_devices(smdk6440_devices, ARRAY_SIZE(smdk6440_devices));
 }