85xx boards: Rename CONFIG_DDR_DLL to CONFIG_SYS_FSL_ERRATUM_DDR_MSYNC_IN

This config option is for an erratum workaround; rename it to be more
clear.  Also, drop it from config files don't need it and were
undefining it.

Signed-off-by: Becky Bruce <beckyb@kernel.crashing.org>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
diff --git a/arch/powerpc/cpu/mpc85xx/cmd_errata.c b/arch/powerpc/cpu/mpc85xx/cmd_errata.c
index d73f3d7..2d32532 100644
--- a/arch/powerpc/cpu/mpc85xx/cmd_errata.c
+++ b/arch/powerpc/cpu/mpc85xx/cmd_errata.c
@@ -47,6 +47,9 @@
 #if defined(CONFIG_SYS_P4080_ERRATUM_CPU22)
 	puts("Work-around for Erratum CPU22 enabled\n");
 #endif
+#if defined(CONFIG_SYS_FSL_ERRATUM_DDR_MSYNC_IN)
+	puts("Work-around for DDR MSYNC_IN Erratum enabled\n");
+#endif
 	return 0;
 }
 
diff --git a/arch/powerpc/cpu/mpc85xx/cpu.c b/arch/powerpc/cpu/mpc85xx/cpu.c
index afa9ca9..4ef9be1 100644
--- a/arch/powerpc/cpu/mpc85xx/cpu.c
+++ b/arch/powerpc/cpu/mpc85xx/cpu.c
@@ -293,7 +293,7 @@
 {
 	phys_size_t dram_size = 0;
 
-#if defined(CONFIG_DDR_DLL)
+#if defined(CONFIG_SYS_FSL_ERRATUM_DDR_MSYNC_IN)
 	{
 		ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
 		unsigned int x = 10;