net: designware: Zap CONFIG_DW_AUTONEG

This symbol is not used anywhere, so remove it. For spear600, remove
it from the board file, since the symbol is not defined for spear600
either.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Dinh Nguyen <dinguyen@opensource.altera.com>
Cc: Joe Hershberger <joe.hershberger@ni.com>
diff --git a/board/spear/spear600/spear600.c b/board/spear/spear600/spear600.c
index fc0918f..858a9ca 100644
--- a/board/spear/spear600/spear600.c
+++ b/board/spear/spear600/spear600.c
@@ -48,9 +48,6 @@
 
 #if defined(CONFIG_ETH_DESIGNWARE)
 	u32 interface = PHY_INTERFACE_MODE_MII;
-#if defined(CONFIG_DW_AUTONEG)
-	interface = PHY_INTERFACE_MODE_GMII;
-#endif
 	if (designware_initialize(CONFIG_SPEAR_ETHBASE, interface) >= 0)
 		ret++;
 #endif
diff --git a/include/configs/axs101.h b/include/configs/axs101.h
index eeb2ae6..ee2a9c0 100644
--- a/include/configs/axs101.h
+++ b/include/configs/axs101.h
@@ -99,11 +99,6 @@
 #define CONFIG_PHY_GIGE
 
 /*
- * Ethernet configuration
- */
-#define CONFIG_DW_AUTONEG
-
-/*
  * Commands still not supported in Kconfig
  */
 #define CONFIG_CMD_FAT
diff --git a/include/configs/sunxi-common.h b/include/configs/sunxi-common.h
index 46f7994..921d912 100644
--- a/include/configs/sunxi-common.h
+++ b/include/configs/sunxi-common.h
@@ -309,7 +309,6 @@
 #endif
 
 #ifdef CONFIG_SUNXI_GMAC
-#define CONFIG_DW_AUTONEG
 #define CONFIG_PHY_GIGE			/* GMAC can use gigabit PHY	*/
 #define CONFIG_PHY_ADDR		1
 #define CONFIG_MII			/* MII PHY management		*/