From: Sascha Hauer <sascha@saschahauer.de>
Date: Tue, 4 Oct 2005 22:17:51 +0000 (+0100)
Subject: [ARM] 2949/1: Hynix h720x Run mode
X-Git-Tag: firefly_0821_release~39876^2~50^2~142^2~3
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=d78795b6930956fb66238d4d26242482d4a31470;p=firefly-linux-kernel-4.4.55.git

[ARM] 2949/1: Hynix h720x Run mode

Patch from Sascha Hauer

After coming out of idle mode the h720x goes into slow mode. Switch
it back to run mode.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---

diff --git a/include/asm-arm/arch-h720x/system.h b/include/asm-arm/arch-h720x/system.h
index 0b025e227ec2..09eda84592ff 100644
--- a/include/asm-arm/arch-h720x/system.h
+++ b/include/asm-arm/arch-h720x/system.h
@@ -17,9 +17,11 @@
 static void arch_idle(void)
 {
 	CPU_REG (PMU_BASE, PMU_MODE) = PMU_MODE_IDLE;
-	__asm__ __volatile__(
-	"mov	r0, r0\n\t"
-	"mov	r0, r0");
+	nop();
+	nop();
+	CPU_REG (PMU_BASE, PMU_MODE) = PMU_MODE_RUN;
+	nop();
+	nop();
 }