vexpress64: fvp dram: add DRAM configuration

[u-boot] / arch / arm / mach-keystone / cmd_mon.c

diff --git a/arch/arm/mach-keystone/cmd_mon.c b/arch/arm/mach-keystone/cmd_mon.c
index f9f58a37dfcd054a124c88dda265530e2ecf46c8..73ceb8307225e03ccd44222950dd46c252718796 100644 (file)
--- a/arch/arm/mach-keystone/cmd_mon.c
+++ b/arch/arm/mach-keystone/cmd_mon.c
@@ -55,8 +55,13 @@ U_BOOT_CMD(mon_install, 2, 0, do_mon_install,
 
 static void core_spin(void)
 {
-       while (1)
-               ; /* forever */;
+       while (1) {
+               asm volatile (
+                       "dsb\n"
+                       "isb\n"
+                       "wfi\n"
+               );
+       }
 }
 
 int mon_power_on(int core_id, void *ep)