From: Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>
To: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Cc: linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>,
Stephen Warren <swarren-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>,
Dietmar Eggemann <dietmar.eggemann-5wv7dgnIgG8@public.gmane.org>
Subject: [PATCH 2/2] ARM: tegra: use CS_LAR_KEY definition instead of 0xC5ACCE55
Date: Mon, 25 Mar 2013 18:19:12 +0000 [thread overview]
Message-ID: <1364235552-17851-2-git-send-email-will.deacon@arm.com> (raw)
In-Reply-To: <1364235552-17851-1-git-send-email-will.deacon-5wv7dgnIgG8@public.gmane.org>
When enabling coresight on secondary cores for tegra, make use of our
fancy new definition for the magic lock code.
Cc: Stephen Warren <swarren-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
Signed-off-by: Dietmar Eggemann <dietmar.eggemann-5wv7dgnIgG8@public.gmane.org>
Signed-off-by: Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>
---
arch/arm/mach-tegra/headsmp.S | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/arm/mach-tegra/headsmp.S b/arch/arm/mach-tegra/headsmp.S
index fd473f2..d2747fe 100644
--- a/arch/arm/mach-tegra/headsmp.S
+++ b/arch/arm/mach-tegra/headsmp.S
@@ -1,6 +1,7 @@
#include <linux/linkage.h>
#include <linux/init.h>
+#include <asm/hardware/coresight.h>
#include "sleep.h"
.section ".text.head", "ax"
@@ -8,7 +9,7 @@
ENTRY(tegra_secondary_startup)
bl v7_invalidate_l1
/* Enable coresight */
- mov32 r0, 0xC5ACCE55
+ mov32 r0, CS_LAR_KEY
mcr p14, 0, r0, c7, c12, 6
b secondary_startup
ENDPROC(tegra_secondary_startup)
--
1.8.0
next prev parent reply other threads:[~2013-03-25 18:19 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-25 18:19 [PATCH 1/2] ARM: tegra: use setup_mm_for_reboot rather than explicit pgd switch Will Deacon
[not found] ` <1364235552-17851-1-git-send-email-will.deacon-5wv7dgnIgG8@public.gmane.org>
2013-03-25 18:19 ` Will Deacon [this message]
[not found] ` <1364235552-17851-2-git-send-email-will.deacon-5wv7dgnIgG8@public.gmane.org>
2013-03-26 20:34 ` [PATCH 2/2] ARM: tegra: use CS_LAR_KEY definition instead of 0xC5ACCE55 Stephen Warren
2013-03-26 20:38 ` [PATCH 1/2] ARM: tegra: use setup_mm_for_reboot rather than explicit pgd switch Stephen Warren
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