arm: samsung: Convert s5p_goni and smdkc100 to DM_I2C

These are the last two samsung boards that don't use DM_I2C. Move them
over, leaving #ifdefs to allow the maintainer to complete this work.

Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Heiko Schocher <hs@denx.de>
diff --git a/board/samsung/goni/goni.c b/board/samsung/goni/goni.c
index e8329bb..b066832 100644
--- a/board/samsung/goni/goni.c
+++ b/board/samsung/goni/goni.c
@@ -45,11 +45,15 @@
 
 int power_init_board(void)
 {
+#ifndef CONFIG_DM_I2C /* TODO(maintainer): Convert to driver model */
 	/*
 	 * For PMIC the I2C bus is named as I2C5, but it is connected
 	 * to logical I2C adapter 0
 	 */
 	return pmic_init(I2C_0);
+#else
+	return 0;
+#endif
 }
 
 int dram_init(void)
@@ -142,6 +146,7 @@
 #ifdef CONFIG_USB_GADGET
 static int s5pc1xx_phy_control(int on)
 {
+#ifndef CONFIG_DM_I2C /* TODO(maintainer): Convert to driver model */
 	int ret;
 	static int status;
 	struct pmic *p = pmic_get("MAX8998_PMIC");
@@ -173,7 +178,7 @@
 		status = 0;
 	}
 	udelay(10000);
-
+#endif
 	return 0;
 }