arm: mvebu/armada100: dram.c: Remove CONFIG_SYS_BOARD_DRAM_INIT

CONFIG_SYS_BOARD_DRAM_INIT is not defined anywhere. So lets get rid
of all references here.

Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Luka Perkov <luka.perkov@sartura.hr>
diff --git a/arch/arm/cpu/arm926ejs/armada100/dram.c b/arch/arm/cpu/arm926ejs/armada100/dram.c
index 8d7c71f..f3b9a66 100644
--- a/arch/arm/cpu/arm926ejs/armada100/dram.c
+++ b/arch/arm/cpu/arm926ejs/armada100/dram.c
@@ -72,7 +72,6 @@
 	}
 }
 
-#ifndef CONFIG_SYS_BOARD_DRAM_INIT
 int dram_init(void)
 {
 	int i;
@@ -113,4 +112,3 @@
 {
 	dram_init();
 }
-#endif /* CONFIG_SYS_BOARD_DRAM_INIT */
diff --git a/arch/arm/mach-mvebu/dram.c b/arch/arm/mach-mvebu/dram.c
index db18791..7a5840c 100644
--- a/arch/arm/mach-mvebu/dram.c
+++ b/arch/arm/mach-mvebu/dram.c
@@ -93,7 +93,6 @@
 	mvebu_sdram_bs_set(bank, size);
 }
 
-#ifndef CONFIG_SYS_BOARD_DRAM_INIT
 int dram_init(void)
 {
 	int i;
@@ -141,4 +140,3 @@
 {
 	dram_init();
 }
-#endif /* CONFIG_SYS_BOARD_DRAM_INIT */