From: 黄涛 <huangtao@rock-chips.com>
Date: Thu, 5 Apr 2012 12:46:24 +0000 (+0800)
Subject: arm: smp: skip calibrate_delay on rk platform when boot secondary cpu
X-Git-Tag: firefly_0821_release~9467
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=4b4be9d79abfd1b5150577fe1cc05ff9ea48f59f;p=firefly-linux-kernel-4.4.55.git

arm: smp: skip calibrate_delay on rk platform when boot secondary cpu
---

diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index 9739bb8a2d28..2d9fb0a794c0 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -304,7 +304,9 @@ asmlinkage void __cpuinit secondary_start_kernel(void)
 
 	notify_cpu_starting(cpu);
 
+#ifndef CONFIG_PLAT_RK
 	calibrate_delay();
+#endif
 
 	smp_store_cpu_info(cpu);