FDT: Add compatible string for I2C

Add required compatible information for I2C driver.

Signed-off-by: Rajeshwari Shinde <rajeshwari.s@samsung.com>
Acked-by: Simon Glass <sjg@chromium.org>
Acked-by: Heiko Schocher <hs@denx.de>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>

include/fdtdec.h

@@ -72,6 +72,7 @@ enum fdt_compat_id {
 	COMPAT_NVIDIA_TEGRA20_DC,	/* Tegra 2 Display controller */
 	COMPAT_SMSC_LAN9215,		/* SMSC 10/100 Ethernet LAN9215 */
 	COMPAT_SAMSUNG_EXYNOS5_SROMC,	/* Exynos5 SROMC */
+	COMPAT_SAMSUNG_S3C2440_I2C,	/* Exynos I2C Controller */
 
 	COMPAT_COUNT,
 };

lib/fdtdec.c

@@ -47,6 +47,7 @@ static const char * const compat_names[COMPAT_COUNT] = {
 	COMPAT(NVIDIA_TEGRA20_DC, "nvidia,tegra20-dc"),
 	COMPAT(SMSC_LAN9215, "smsc,lan9215"),
 	COMPAT(SAMSUNG_EXYNOS5_SROMC, "samsung,exynos-sromc"),
+	COMPAT(SAMSUNG_S3C2440_I2C, "samsung,s3c2440-i2c"),
 };
 
 const char *fdtdec_get_compatible(enum fdt_compat_id id)