MPC837XEMDS: Remove CONFIG_MPC837XEMDS

CONFIG_MPC837XEMDS is unused, and TARGET_MPC837XEMDS could replace it.

Hence, get rid of CONFIG_MPC837XEMDS.

Signed-off-by: Mario Six <mario.six@gdsys.cc>
diff --git a/include/configs/MPC837XEMDS.h b/include/configs/MPC837XEMDS.h
index 82dcb85..577f7ec 100644
--- a/include/configs/MPC837XEMDS.h
+++ b/include/configs/MPC837XEMDS.h
@@ -11,7 +11,6 @@
  * High Level Configuration Options
  */
 #define CONFIG_E300		1 /* E300 family */
-#define CONFIG_MPC837XEMDS	1 /* MPC837XEMDS board specific */
 
 /*
  * System Clock Setup
diff --git a/scripts/config_whitelist.txt b/scripts/config_whitelist.txt
index ef7835f..5cb0457 100644
--- a/scripts/config_whitelist.txt
+++ b/scripts/config_whitelist.txt
@@ -1219,7 +1219,6 @@
 CONFIG_MMC_SUNXI_SLOT
 CONFIG_MMU
 CONFIG_MONITOR_IS_IN_RAM
-CONFIG_MPC837XEMDS
 CONFIG_MPC837XERDB
 CONFIG_MPC83XX_GPIO
 CONFIG_MPC83XX_GPIO_0_INIT_DIRECTION