samsung: i2c: Split the high-speed I2C code into a new driver

Now that driver model is used for I2C on all boards, we can split the
high-speed code into its own driver. There is virtually no common code,
and this significantly reduces confusion.

Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Heiko Schocher <hs@denx.de>
diff --git a/drivers/i2c/Makefile b/drivers/i2c/Makefile
index 2987081..7c86198 100644
--- a/drivers/i2c/Makefile
+++ b/drivers/i2c/Makefile
@@ -34,7 +34,7 @@
 obj-$(CONFIG_SYS_I2C_PPC4XX) += ppc4xx_i2c.o
 obj-$(CONFIG_SYS_I2C_RCAR) += rcar_i2c.o
 obj-$(CONFIG_SYS_I2C_ROCKCHIP) += rk_i2c.o
-obj-$(CONFIG_SYS_I2C_S3C24X0) += s3c24x0_i2c.o
+obj-$(CONFIG_SYS_I2C_S3C24X0) += s3c24x0_i2c.o exynos_hs_i2c.o
 obj-$(CONFIG_SYS_I2C_SANDBOX) += sandbox_i2c.o i2c-emul-uclass.o
 obj-$(CONFIG_SYS_I2C_SH) += sh_i2c.o
 obj-$(CONFIG_SYS_I2C_SOFT) += soft_i2c.o