x86: qemu: Convert to use driver model eth

Move to driver model for ETH (e1000) on QEMU.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
diff --git a/board/emulation/qemu-x86/Makefile b/board/emulation/qemu-x86/Makefile
index ad2bbb9..a855255 100644
--- a/board/emulation/qemu-x86/Makefile
+++ b/board/emulation/qemu-x86/Makefile
@@ -4,4 +4,4 @@
 # SPDX-License-Identifier:	GPL-2.0+
 #
 
-obj-y	+= qemu-x86.o start.o
+obj-y	+= start.o
diff --git a/board/emulation/qemu-x86/qemu-x86.c b/board/emulation/qemu-x86/qemu-x86.c
deleted file mode 100644
index fedea81..0000000
--- a/board/emulation/qemu-x86/qemu-x86.c
+++ /dev/null
@@ -1,13 +0,0 @@
-/*
- * Copyright (C) 2015, Bin Meng <bmeng.cn@gmail.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <netdev.h>
-
-int board_eth_init(bd_t *bis)
-{
-	return pci_eth_init(bis);
-}