net: Don't call board/cpu_eth_init() with driver model

We should avoid weak functions with driver model. Existing boards that use
driver model don't need them, so let's kill them off.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
diff --git a/net/eth.c b/net/eth.c
index 45fe6e3..d96d3a5 100644
--- a/net/eth.c
+++ b/net/eth.c
@@ -96,6 +96,7 @@
 	phy_init();
 #endif
 
+#ifndef CONFIG_DM_ETH
 	/*
 	 * If board-specific initialization exists, call it.
 	 * If not, call a CPU-specific one
@@ -107,10 +108,9 @@
 		if (cpu_eth_init(gd->bd) < 0)
 			printf("CPU Net Initialization Failed\n");
 	} else {
-#ifndef CONFIG_DM_ETH
 		printf("Net Initialization Skipped\n");
-#endif
 	}
+#endif
 }
 
 #ifdef CONFIG_DM_ETH