s3c_i2c4_cfg_gpio  455 arch/arm/plat-samsung/devs.c 		npd->cfg_gpio = s3c_i2c4_cfg_gpio;
s3c_i2c4_cfg_gpio   68 include/linux/platform_data/i2c-s3c2410.h extern void s3c_i2c4_cfg_gpio(struct platform_device *dev);