[ARM] S3C: Make i2c device definition common to plat-s3c

Make the device i2c0 common to plat-s3c and move the
definitions from arch/arm/plat-s3c24xx/devs.c
Signed-off-by: NBen Dooks <ben-linux@fluff.org>

arch/arm/mach-s3c2410/include/mach/map.h

@@ -92,7 +92,6 @@
 #define S3C24XX_PA_TIMER    S3C2410_PA_TIMER
 #define S3C24XX_PA_USBDEV   S3C2410_PA_USBDEV
 #define S3C24XX_PA_WATCHDOG S3C2410_PA_WATCHDOG
-#define S3C24XX_PA_IIC      S3C2410_PA_IIC
 #define S3C24XX_PA_IIS      S3C2410_PA_IIS
 #define S3C24XX_PA_GPIO     S3C2410_PA_GPIO
 #define S3C24XX_PA_RTC      S3C2410_PA_RTC
@@ -101,6 +100,7 @@
 #define S3C24XX_PA_SDI      S3C2410_PA_SDI
 #define S3C24XX_PA_NAND	    S3C2410_PA_NAND
 
+#define S3C_PA_IIC          S3C2410_PA_IIC
 #define S3C_PA_UART	    S3C24XX_PA_UART
 #define S3C_PA_HSMMC0	    S3C2443_PA_HSMMC
 

arch/arm/mach-s3c2410/mach-amlm5900.c

@@ -52,6 +52,7 @@
 #include <mach/regs-lcd.h>
 #include <mach/regs-gpio.h>
 
+#include <plat/iic.h>
 #include <plat/devs.h>
 #include <plat/cpu.h>
 
@@ -150,7 +151,7 @@ static struct platform_device *amlm5900_devices[] __initdata = {
 #endif
 	&s3c_device_adc,
 	&s3c_device_wdt,
-	&s3c_device_i2c,
+	&s3c_device_i2c0,
 	&s3c_device_usb,
  	&s3c_device_rtc,
 	&s3c_device_usbgadget,
@@ -233,6 +234,7 @@ static void __init amlm5900_init(void)
 #ifdef CONFIG_FB_S3C2410
 	s3c24xx_fb_set_platdata(&amlm5900_fb_info);
 #endif
+	s3c_i2c0_set_platdata(NULL);
 	platform_add_devices(amlm5900_devices, ARRAY_SIZE(amlm5900_devices));
 }
 

arch/arm/mach-s3c2410/mach-bast.c

@@ -406,7 +406,7 @@ static struct platform_device bast_sio = {
  * standard 100KHz i2c bus frequency
 */
 
-static struct s3c2410_platform_i2c bast_i2c_info = {
+static struct s3c2410_platform_i2c __initdata bast_i2c_info = {
 	.flags		= 0,
 	.slave_addr	= 0x10,
 	.bus_freq	= 100*1000,
@@ -553,7 +553,7 @@ static struct platform_device *bast_devices[] __initdata = {
 	&s3c_device_usb,
 	&s3c_device_lcd,
 	&s3c_device_wdt,
-	&s3c_device_i2c,
+	&s3c_device_i2c0,
  	&s3c_device_rtc,
 	&s3c_device_nand,
 	&bast_device_dm9k,
@@ -588,7 +588,8 @@ static void __init bast_map_io(void)
 	s3c24xx_register_clocks(bast_clocks, ARRAY_SIZE(bast_clocks));
 
 	s3c_device_nand.dev.platform_data = &bast_nand_info;
-	s3c_device_i2c.dev.platform_data = &bast_i2c_info;
+
+	s3c_i2c0_set_platdata(&bast_i2c_info);
 
 	s3c24xx_init_io(bast_iodesc, ARRAY_SIZE(bast_iodesc));
 	s3c24xx_init_clocks(0);

arch/arm/mach-s3c2410/mach-h1940.c

@@ -39,6 +39,7 @@
 #include <mach/h1940-latch.h>
 #include <mach/fb.h>
 #include <plat/udc.h>
+#include <plat/iic.h>
 
 #include <plat/clock.h>
 #include <plat/devs.h>
@@ -184,7 +185,7 @@ static struct platform_device *h1940_devices[] __initdata = {
 	&s3c_device_usb,
 	&s3c_device_lcd,
 	&s3c_device_wdt,
-	&s3c_device_i2c,
+	&s3c_device_i2c0,
 	&s3c_device_iis,
 	&s3c_device_usbgadget,
 	&s3c_device_leds,
@@ -216,6 +217,7 @@ static void __init h1940_init(void)
 
 	s3c24xx_fb_set_platdata(&h1940_fb_info);
  	s3c24xx_udc_set_platdata(&h1940_udc_cfg);
+	s3c_i2c0_set_platdata(NULL);
 
 	/* Turn off suspend on both USB ports, and switch the
 	 * selectable USB port to USB device mode. */

arch/arm/mach-s3c2410/mach-n30.c

@@ -320,7 +320,7 @@ static struct s3c2410fb_mach_info n30_fb_info __initdata = {
 static struct platform_device *n30_devices[] __initdata = {
 	&s3c_device_lcd,
 	&s3c_device_wdt,
-	&s3c_device_i2c,
+	&s3c_device_i2c0,
 	&s3c_device_iis,
 	&s3c_device_usb,
 	&s3c_device_usbgadget,
@@ -332,7 +332,7 @@ static struct platform_device *n30_devices[] __initdata = {
 static struct platform_device *n35_devices[] __initdata = {
 	&s3c_device_lcd,
 	&s3c_device_wdt,
-	&s3c_device_i2c,
+	&s3c_device_i2c0,
 	&s3c_device_iis,
 	&s3c_device_usbgadget,
 	&n35_button_device,
@@ -501,7 +501,7 @@ static void __init n30_init_irq(void)
 static void __init n30_init(void)
 {
 	s3c24xx_fb_set_platdata(&n30_fb_info);
-	s3c_device_i2c.dev.platform_data = &n30_i2ccfg;
+	s3c_device_i2c0.dev.platform_data = &n30_i2ccfg;
 	s3c24xx_udc_set_platdata(&n30_udc_cfg);
 
 	/* Turn off suspend on both USB ports, and switch the

arch/arm/mach-s3c2410/mach-otom.c

@@ -35,6 +35,7 @@
 #include <plat/s3c2410.h>
 #include <plat/clock.h>
 #include <plat/devs.h>
+#include <plat/iic.h>
 #include <plat/cpu.h>
 
 static struct map_desc otom11_iodesc[] __initdata = {
@@ -94,7 +95,7 @@ static struct platform_device *otom11_devices[] __initdata = {
 	&s3c_device_usb,
 	&s3c_device_lcd,
 	&s3c_device_wdt,
-	&s3c_device_i2c,
+	&s3c_device_i2c0,
 	&s3c_device_iis,
  	&s3c_device_rtc,
 	&otom_device_nor,
@@ -109,6 +110,7 @@ static void __init otom11_map_io(void)
 
 static void __init otom11_init(void)
 {
+	s3c_i2c0_set_platdata(NULL);
 	platform_add_devices(otom11_devices, ARRAY_SIZE(otom11_devices));
 }
 

arch/arm/mach-s3c2410/mach-qt2410.c

@@ -54,6 +54,7 @@
 #include <plat/udc.h>
 #include <mach/spi.h>
 #include <mach/spi-gpio.h>
+#include <plat/iic.h>
 
 #include <plat/common-smdk.h>
 #include <plat/devs.h>
@@ -247,7 +248,7 @@ static struct platform_device *qt2410_devices[] __initdata = {
 	&s3c_device_usb,
 	&s3c_device_lcd,
 	&s3c_device_wdt,
-	&s3c_device_i2c,
+	&s3c_device_i2c0,
 	&s3c_device_iis,
 	&s3c_device_sdi,
 	&s3c_device_usbgadget,
@@ -349,6 +350,7 @@ static void __init qt2410_machine_init(void)
 	s3c2410_gpio_setpin(S3C2410_GPB0, 1);
 
 	s3c24xx_udc_set_platdata(&qt2410_udc_cfg);
+	s3c_i2c0_set_platdata(NULL);
 
 	s3c2410_gpio_cfgpin(S3C2410_GPB5, S3C2410_GPIO_OUTPUT);
 

arch/arm/mach-s3c2410/mach-smdk2410.c

@@ -47,6 +47,7 @@
 #include <asm/mach-types.h>
 
 #include <plat/regs-serial.h>
+#include <plat/iic.h>
 
 #include <plat/devs.h>
 #include <plat/cpu.h>
@@ -89,7 +90,7 @@ static struct platform_device *smdk2410_devices[] __initdata = {
 	&s3c_device_usb,
 	&s3c_device_lcd,
 	&s3c_device_wdt,
-	&s3c_device_i2c,
+	&s3c_device_i2c0,
 	&s3c_device_iis,
 };
 
@@ -102,6 +103,7 @@ static void __init smdk2410_map_io(void)
 
 static void __init smdk2410_init(void)
 {
+	s3c_i2c0_set_platdata(NULL);
 	platform_add_devices(smdk2410_devices, ARRAY_SIZE(smdk2410_devices));
 	smdk_machine_init();
 }

arch/arm/mach-s3c2410/mach-tct_hammer.c

@@ -45,6 +45,7 @@
 #include <asm/mach-types.h>
 
 #include <plat/regs-serial.h>
+#include <plat/iic.h>
 #include <plat/devs.h>
 #include <plat/cpu.h>
 
@@ -127,7 +128,7 @@ static struct s3c2410_uartcfg tct_hammer_uartcfgs[] = {
 static struct platform_device *tct_hammer_devices[] __initdata = {
 	&s3c_device_adc,
 	&s3c_device_wdt,
-	&s3c_device_i2c,
+	&s3c_device_i2c0,
 	&s3c_device_usb,
 	&s3c_device_rtc,
 	&s3c_device_usbgadget,
@@ -146,6 +147,7 @@ static void __init tct_hammer_map_io(void)
 
 static void __init tct_hammer_init(void)
 {
+	s3c_i2c0_set_platdata(NULL);
 	platform_add_devices(tct_hammer_devices, ARRAY_SIZE(tct_hammer_devices));
 }
 

arch/arm/mach-s3c2410/mach-vr1000.c

@@ -47,6 +47,7 @@
 #include <plat/clock.h>
 #include <plat/devs.h>
 #include <plat/cpu.h>
+#include <plat/iic.h>
 
 #include "usb-simtec.h"
 #include "nor-simtec.h"
@@ -334,7 +335,7 @@ static struct platform_device *vr1000_devices[] __initdata = {
 	&s3c_device_usb,
 	&s3c_device_lcd,
 	&s3c_device_wdt,
-	&s3c_device_i2c,
+	&s3c_device_i2c0,
 	&s3c_device_adc,
 	&serial_device,
 	&vr1000_dm9k0,
@@ -384,6 +385,7 @@ static void __init vr1000_map_io(void)
 
 static void __init vr1000_init(void)
 {
+	s3c_i2c0_set_platdata(NULL);
 	platform_add_devices(vr1000_devices, ARRAY_SIZE(vr1000_devices));
 
 	i2c_register_board_info(0, vr1000_i2c_devs,

arch/arm/mach-s3c2412/mach-jive.c

@@ -53,6 +53,7 @@
 #include <plat/cpu.h>
 #include <plat/pm.h>
 #include <plat/udc.h>
+#include <plat/iic.h>
 
 static struct map_desc jive_iodesc[] __initdata = {
 };
@@ -450,14 +451,14 @@ static struct spi_board_info __initdata jive_spi_devs[] = {
 
 /* I2C bus and device configuration. */
 
-static struct s3c2410_platform_i2c jive_i2c_cfg = {
+static struct s3c2410_platform_i2c jive_i2c_cfg __initdata = {
 	.max_freq	= 80 * 1000,
 	.bus_freq	= 50 * 1000,
 	.flags		= S3C_IICFLG_FILTER,
 	.sda_delay	= 2,
 };
 
-static struct i2c_board_info jive_i2c_devs[] = {
+static struct i2c_board_info jive_i2c_devs[] __initdata = {
 	[0] = {
 		I2C_BOARD_INFO("lis302dl", 0x1c),
 		.irq	= IRQ_EINT14,
@@ -470,7 +471,7 @@ static struct platform_device *jive_devices[] __initdata = {
 	&s3c_device_usb,
 	&s3c_device_rtc,
 	&s3c_device_wdt,
-	&s3c_device_i2c,
+	&s3c_device_i2c0,
 	&s3c_device_lcd,
 	&jive_device_lcdspi,
 	&jive_device_wm8750,
@@ -663,7 +664,7 @@ static void __init jive_machine_init(void)
 
 	spi_register_board_info(jive_spi_devs, ARRAY_SIZE(jive_spi_devs));
 
-	s3c_device_i2c.dev.platform_data = &jive_i2c_cfg;
+	s3c_i2c0_set_platdata(&jive_i2c_cfg);
 	i2c_register_board_info(0, jive_i2c_devs, ARRAY_SIZE(jive_i2c_devs));
 
 	pm_power_off = jive_power_off;

arch/arm/mach-s3c2412/mach-smdk2413.c

@@ -38,6 +38,7 @@
 
 #include <mach/idle.h>
 #include <plat/udc.h>
+#include <plat/iic.h>
 #include <mach/fb.h>
 
 #include <plat/s3c2410.h>
@@ -105,7 +106,7 @@ static struct platform_device *smdk2413_devices[] __initdata = {
 	&s3c_device_usb,
 	//&s3c_device_lcd,
 	&s3c_device_wdt,
-	&s3c_device_i2c,
+	&s3c_device_i2c0,
 	&s3c_device_iis,
 	&s3c_device_usbgadget,
 };
@@ -142,6 +143,7 @@ static void __init smdk2413_machine_init(void)
 
 
  	s3c24xx_udc_set_platdata(&smdk2413_udc_cfg);
+	s3c_i2c0_set_platdata(NULL);
 
 	platform_add_devices(smdk2413_devices, ARRAY_SIZE(smdk2413_devices));
 	smdk_machine_init();

arch/arm/mach-s3c2412/mach-vstms.c

@@ -39,6 +39,7 @@
 #include <mach/idle.h>
 #include <mach/fb.h>
 
+#include <plat/iic.h>
 #include <plat/nand.h>
 
 #include <plat/s3c2410.h>
@@ -122,7 +123,7 @@ static struct s3c2410_platform_nand vstms_nand_info = {
 static struct platform_device *vstms_devices[] __initdata = {
 	&s3c_device_usb,
 	&s3c_device_wdt,
-	&s3c_device_i2c,
+	&s3c_device_i2c0,
 	&s3c_device_iis,
 	&s3c_device_rtc,
 	&s3c_device_nand,
@@ -151,6 +152,7 @@ static void __init vstms_map_io(void)
 
 static void __init vstms_init(void)
 {
+	s3c_i2c0_set_platdata(NULL);
 	platform_add_devices(vstms_devices, ARRAY_SIZE(vstms_devices));
 }
 

arch/arm/mach-s3c2440/mach-anubis.c

@@ -40,6 +40,7 @@
 #include <mach/regs-mem.h>
 #include <mach/regs-lcd.h>
 #include <plat/nand.h>
+#include <plat/iic.h>
 
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/nand.h>
@@ -404,7 +405,7 @@ static struct platform_device *anubis_devices[] __initdata = {
 	&s3c_device_usb,
 	&s3c_device_wdt,
 	&s3c_device_adc,
-	&s3c_device_i2c,
+	&s3c_device_i2c0,
  	&s3c_device_rtc,
 	&s3c_device_nand,
 	&anubis_device_ide0,
@@ -468,6 +469,7 @@ static void __init anubis_map_io(void)
 
 static void __init anubis_init(void)
 {
+	s3c_i2c0_set_platdata(NULL);
 	platform_add_devices(anubis_devices, ARRAY_SIZE(anubis_devices));
 
 	i2c_register_board_info(0, anubis_i2c_devs,

arch/arm/mach-s3c2440/mach-at2440evb.c

@@ -36,6 +36,7 @@
 #include <mach/regs-mem.h>
 #include <mach/regs-lcd.h>
 #include <plat/nand.h>
+#include <plat/iic.h>
 
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/nand.h>
@@ -166,7 +167,7 @@ static struct platform_device *at2440evb_devices[] __initdata = {
 	&s3c_device_usb,
 	&s3c_device_wdt,
 	&s3c_device_adc,
-	&s3c_device_i2c,
+	&s3c_device_i2c0,
 	&s3c_device_rtc,
 	&s3c_device_nand,
 	&at2440evb_device_eth,
@@ -183,6 +184,7 @@ static void __init at2440evb_map_io(void)
 
 static void __init at2440evb_init(void)
 {
+	s3c_i2c0_set_platdata(NULL);
 	platform_add_devices(at2440evb_devices, ARRAY_SIZE(at2440evb_devices));
 }
 

arch/arm/mach-s3c2440/mach-nexcoder.c

@@ -37,6 +37,7 @@
 //#include <asm/debug-ll.h>
 #include <mach/regs-gpio.h>
 #include <plat/regs-serial.h>
+#include <plat/iic.h>
 
 #include <plat/s3c2410.h>
 #include <plat/s3c2440.h>
@@ -107,7 +108,7 @@ static struct platform_device *nexcoder_devices[] __initdata = {
 	&s3c_device_usb,
 	&s3c_device_lcd,
 	&s3c_device_wdt,
-	&s3c_device_i2c,
+	&s3c_device_i2c0,
 	&s3c_device_iis,
  	&s3c_device_rtc,
 	&s3c_device_camif,
@@ -142,6 +143,7 @@ static void __init nexcoder_map_io(void)
 
 static void __init nexcoder_init(void)
 {
+	s3c_i2c0_set_platdata(NULL);
 	platform_add_devices(nexcoder_devices, ARRAY_SIZE(nexcoder_devices));
 };
 

arch/arm/mach-s3c2440/mach-osiris.c

@@ -38,6 +38,7 @@
 #include <mach/regs-mem.h>
 #include <mach/regs-lcd.h>
 #include <plat/nand.h>
+#include <plat/iic.h>
 
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/nand.h>
@@ -335,7 +336,7 @@ static struct i2c_board_info osiris_i2c_devs[] __initdata = {
 /* Standard Osiris devices */
 
 static struct platform_device *osiris_devices[] __initdata = {
-	&s3c_device_i2c,
+	&s3c_device_i2c0,
 	&s3c_device_wdt,
 	&s3c_device_nand,
 	&osiris_pcmcia,
@@ -398,6 +399,8 @@ static void __init osiris_init(void)
 	sysdev_class_register(&osiris_pm_sysclass);
 	sysdev_register(&osiris_pm_sysdev);
 
+	s3c_i2c0_set_platdata(NULL);
+
 	i2c_register_board_info(0, osiris_i2c_devs,
 				ARRAY_SIZE(osiris_i2c_devs));
 

arch/arm/mach-s3c2440/mach-rx3715.c

@@ -179,7 +179,7 @@ static struct platform_device *rx3715_devices[] __initdata = {
 	&s3c_device_usb,
 	&s3c_device_lcd,
 	&s3c_device_wdt,
-	&s3c_device_i2c,
+	&s3c_device_i2c0,
 	&s3c_device_iis,
 	&s3c_device_nand,
 };

arch/arm/mach-s3c2440/mach-smdk2440.c

@@ -37,6 +37,7 @@
 
 #include <mach/idle.h>
 #include <mach/fb.h>
+#include <plat/iic.h>
 
 #include <plat/s3c2410.h>
 #include <plat/s3c2440.h>
@@ -152,7 +153,7 @@ static struct platform_device *smdk2440_devices[] __initdata = {
 	&s3c_device_usb,
 	&s3c_device_lcd,
 	&s3c_device_wdt,
-	&s3c_device_i2c,
+	&s3c_device_i2c0,
 	&s3c_device_iis,
 };
 
@@ -166,6 +167,7 @@ static void __init smdk2440_map_io(void)
 static void __init smdk2440_machine_init(void)
 {
 	s3c24xx_fb_set_platdata(&smdk2440_fb_info);
+	s3c_i2c0_set_platdata(NULL);
 
 	platform_add_devices(smdk2440_devices, ARRAY_SIZE(smdk2440_devices));
 	smdk_machine_init();

arch/arm/mach-s3c2443/mach-smdk2443.c

@@ -37,6 +37,7 @@
 
 #include <mach/idle.h>
 #include <mach/fb.h>
+#include <plat/iic.h>
 
 #include <plat/s3c2410.h>
 #include <plat/s3c2440.h>
@@ -103,7 +104,7 @@ static struct s3c2410_uartcfg smdk2443_uartcfgs[] __initdata = {
 
 static struct platform_device *smdk2443_devices[] __initdata = {
 	&s3c_device_wdt,
-	&s3c_device_i2c,
+	&s3c_device_i2c0,
 	&s3c_device_hsmmc0,
 };
 
@@ -116,6 +117,7 @@ static void __init smdk2443_map_io(void)
 
 static void __init smdk2443_machine_init(void)
 {
+	s3c_i2c0_set_platdata(NULL);
 	platform_add_devices(smdk2443_devices, ARRAY_SIZE(smdk2443_devices));
 	smdk_machine_init();
 }

arch/arm/mach-s3c24a0/include/mach/map.h

@@ -71,7 +71,6 @@
 #define S3C24XX_PA_TIMER	S3C24A0_PA_TIMER
 #define S3C24XX_PA_USBDEV	S3C24A0_PA_USBDEV
 #define S3C24XX_PA_WATCHDOG	S3C24A0_PA_WATCHDOG
-#define S3C24XX_PA_IIC		S3C24A0_PA_IIC
 #define S3C24XX_PA_IIS		S3C24A0_PA_IIS
 #define S3C24XX_PA_GPIO		S3C24A0_PA_GPIO
 #define S3C24XX_PA_RTC		S3C24A0_PA_RTC
@@ -81,5 +80,6 @@
 #define S3C24XX_PA_NAND		S3C24A0_PA_NAND
 
 #define S3C_PA_UART		S3C24A0_PA_UART
+#define S3C_PA_IIC		S3C24A0_PA_IIC
 
 #endif /* __ASM_ARCH_24A0_MAP_H */

arch/arm/mach-s3c6400/include/mach/map.h

@@ -40,6 +40,7 @@
 
 #define S3C64XX_PA_SYSCON	(0x7E00F000)
 #define S3C64XX_PA_TIMER	(0x7F006000)
+#define S3C64XX_PA_IIC0		(0x7F004000)
 
 #define S3C64XX_PA_GPIO		(0x7F008000)
 #define S3C64XX_VA_GPIO		S3C_ADDR(0x00500000)
@@ -58,5 +59,6 @@
 #define S3C_PA_HSMMC0		S3C64XX_PA_HSMMC0
 #define S3C_PA_HSMMC1		S3C64XX_PA_HSMMC1
 #define S3C_PA_HSMMC2		S3C64XX_PA_HSMMC2
+#define S3C_PA_IIC		S3C64XX_PA_IIC0
 
 #endif /* __ASM_ARCH_6400_MAP_H */

arch/arm/plat-s3c/Makefile

@@ -22,3 +22,4 @@ obj-y				+= gpio-config.o
 
 obj-$(CONFIG_S3C_DEV_HSMMC)	+= dev-hsmmc.o
 obj-$(CONFIG_S3C_DEV_HSMMC1)	+= dev-hsmmc1.o
+obj-y				+= dev-i2c0.o

arch/arm/plat-s3c/dev-i2c0.c

+/* linux/arch/arm/plat-s3c/dev-i2c0.c
+ *
+ * Copyright 2008 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *	http://armlinux.simtec.co.uk/
+ *
+ * S3C series device definition for i2c device 0
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/platform_device.h>
+
+#include <mach/map.h>
+
+#include <plat/regs-iic.h>
+#include <plat/iic.h>
+#include <plat/devs.h>
+#include <plat/cpu.h>
+
+static struct resource s3c_i2c_resource[] = {
+	[0] = {
+		.start = S3C_PA_IIC,
+		.end   = S3C_PA_IIC + SZ_4K - 1,
+		.flags = IORESOURCE_MEM,
+	},
+	[1] = {
+		.start = IRQ_IIC,
+		.end   = IRQ_IIC,
+		.flags = IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device s3c_device_i2c0 = {
+	.name		  = "s3c2410-i2c",
+	.id		  = -1,
+	.num_resources	  = ARRAY_SIZE(s3c_i2c_resource),
+	.resource	  = s3c_i2c_resource,
+};
+
+struct s3c2410_platform_i2c default_i2c_data __initdata = {
+	.flags		= 0,
+	.slave_addr	= 0x10,
+	.bus_freq	= 100*1000,
+	.max_freq	= 400*1000,
+	.sda_delay	= S3C2410_IICLC_SDA_DELAY5 | S3C2410_IICLC_FILTER_ON,
+};
+
+void __init s3c_i2c0_set_platdata(struct s3c2410_platform_i2c *pd)
+{
+	struct s3c2410_platform_i2c *npd;
+
+	if (!pd)
+		pd = &default_i2c_data;
+
+	npd = kmemdup(pd, sizeof(struct s3c2410_platform_i2c), GFP_KERNEL);
+	if (!npd)
+		printk(KERN_ERR "%s: no memory for platform data\n", __func__);
+	else if (!npd->cfg_gpio)
+		npd->cfg_gpio = s3c_i2c0_cfg_gpio;
+
+	s3c_device_i2c0.dev.platform_data = npd;
+}

arch/arm/plat-s3c/include/plat/devs.h

@@ -27,7 +27,7 @@ extern struct platform_device s3c_device_timer[];
 extern struct platform_device s3c_device_usb;
 extern struct platform_device s3c_device_lcd;
 extern struct platform_device s3c_device_wdt;
-extern struct platform_device s3c_device_i2c;
+extern struct platform_device s3c_device_i2c0;
 extern struct platform_device s3c_device_iis;
 extern struct platform_device s3c_device_rtc;
 extern struct platform_device s3c_device_adc;

arch/arm/plat-s3c/include/plat/iic.h

@@ -28,6 +28,28 @@ struct s3c2410_platform_i2c {
 	unsigned long	max_freq;	/* max frequency for the bus */
 	unsigned long	min_freq;	/* min frequency for the bus */
 	unsigned int	sda_delay;	/* pclks (s3c2440 only) */
+
+	void	(*cfg_gpio)(struct platform_device *dev);
 };
 
+/**
+ * s3c_i2c0_set_platdata - set platform data for i2c0 device
+ * @i2c: The platform data to set, or NULL for default data.
+ *
+ * Register the given platform data for use with the i2c0 device. This
+ * call copies the platform data, so the caller can use __initdata for
+ * their copy.
+ *
+ * This call will set cfg_gpio if is null to the default platform
+ * implementation.
+ *
+ * Any user of s3c_device_i2c0 should call this, even if it is with
+ * NULL to ensure that the device is given the default platform data
+ * as the driver will no longer carry defaults.
+ */
+extern void s3c_i2c0_set_platdata(struct s3c2410_platform_i2c *i2c);
+
+/* defined by architecture to configure gpio */
+extern void s3c_i2c0_cfg_gpio(struct platform_device *dev);
+
 #endif /* __ASM_ARCH_IIC_H */

arch/arm/plat-s3c24xx/Makefile

@@ -32,6 +32,9 @@ obj-$(CONFIG_HAVE_PWM)		+= pwm.o
 obj-$(CONFIG_S3C2410_CLOCK)	+= s3c2410-clock.o
 obj-$(CONFIG_S3C2410_DMA)	+= dma.o
 
+# device specific setup and/or initialisation
+obj-$(CONFIG_ARCH_S3C2410)	+= setup-i2c.o
+
 # SPI gpio central GPIO functions
 
 obj-$(CONFIG_S3C24XX_SPI_BUS0_GPE11_GPE12_GPE13) += spi-bus0-gpe11_12_13.o

arch/arm/plat-s3c24xx/devs.c

@@ -271,31 +271,6 @@ struct platform_device s3c_device_wdt = {
 
 EXPORT_SYMBOL(s3c_device_wdt);
 
-/* I2C */
-
-static struct resource s3c_i2c_resource[] = {
-	[0] = {
-		.start = S3C24XX_PA_IIC,
-		.end   = S3C24XX_PA_IIC + S3C24XX_SZ_IIC - 1,
-		.flags = IORESOURCE_MEM,
-	},
-	[1] = {
-		.start = IRQ_IIC,
-		.end   = IRQ_IIC,
-		.flags = IORESOURCE_IRQ,
-	}
-
-};
-
-struct platform_device s3c_device_i2c = {
-	.name		  = "s3c2410-i2c",
-	.id		  = -1,
-	.num_resources	  = ARRAY_SIZE(s3c_i2c_resource),
-	.resource	  = s3c_i2c_resource,
-};
-
-EXPORT_SYMBOL(s3c_device_i2c);
-
 /* IIS */
 
 static struct resource s3c_iis_resource[] = {

arch/arm/plat-s3c24xx/include/plat/map.h

@@ -51,7 +51,6 @@
 
 /* Standard size definitions for peripheral blocks. */
 
-#define S3C24XX_SZ_IIC		SZ_1M
 #define S3C24XX_SZ_IIS		SZ_1M
 #define S3C24XX_SZ_ADC		SZ_1M
 #define S3C24XX_SZ_SPI		SZ_1M

arch/arm/plat-s3c24xx/s3c244x.c

@@ -68,7 +68,7 @@ void __init s3c244x_map_io(void)
 	/* rename any peripherals used differing from the s3c2410 */
 
 	s3c_device_sdi.name  = "s3c2440-sdi";
-	s3c_device_i2c.name  = "s3c2440-i2c";
+	s3c_device_i2c0.name  = "s3c2440-i2c";
 	s3c_device_nand.name = "s3c2440-nand";
 	s3c_device_usbgadget.name = "s3c2440-usbgadget";
 }

arch/arm/plat-s3c24xx/setup-i2c.c

+/* linux/arch/arm/plat-s3c24xx/setup-i2c.c
+ *
+ * Copyright 2008 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C24XX Base setup for i2c device
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/kernel.h>
+
+struct platform_device;
+
+#include <plat/iic.h>
+#include <mach/hardware.h>
+#include <mach/regs-gpio.h>
+
+void s3c_i2c0_cfg_gpio(struct platform_device *dev)
+{
+	s3c2410_gpio_cfgpin(S3C2410_GPE15, S3C2410_GPE15_IICSDA);
+	s3c2410_gpio_cfgpin(S3C2410_GPE14, S3C2410_GPE14_IICSCL);
+}