From: Joseph Lo <josephl-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
To: Stephen Warren <swarren-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
Cc: linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
Joseph Lo <josephl-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
Subject: [PATCH] ARM: tegra: enable data prefetch on L2
Date: Wed, 7 Nov 2012 09:26:37 +0800 [thread overview]
Message-ID: <1352251597-2936-1-git-send-email-josephl@nvidia.com> (raw)
Enable the data prefetch on L2. The bit28 in aux ctrl register.
Signed-off-by: Joseph Lo <josephl-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
---
arch/arm/mach-tegra/common.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/arch/arm/mach-tegra/common.c b/arch/arm/mach-tegra/common.c
index c25746e..c3dee56 100644
--- a/arch/arm/mach-tegra/common.c
+++ b/arch/arm/mach-tegra/common.c
@@ -124,7 +124,7 @@ static void __init tegra_init_cache(void)
cache_type = readl(p + L2X0_CACHE_TYPE);
aux_ctrl = (cache_type & 0x700) << (17-8);
- aux_ctrl |= 0x6C000001;
+ aux_ctrl |= 0x7C000001;
ret = l2x0_of_init(aux_ctrl, 0x8200c3fe);
if (!ret)
--
1.7.0.4
WARNING: multiple messages have this Message-ID (diff)
From: josephl@nvidia.com (Joseph Lo)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: tegra: enable data prefetch on L2
Date: Wed, 7 Nov 2012 09:26:37 +0800 [thread overview]
Message-ID: <1352251597-2936-1-git-send-email-josephl@nvidia.com> (raw)
Enable the data prefetch on L2. The bit28 in aux ctrl register.
Signed-off-by: Joseph Lo <josephl@nvidia.com>
---
arch/arm/mach-tegra/common.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/arch/arm/mach-tegra/common.c b/arch/arm/mach-tegra/common.c
index c25746e..c3dee56 100644
--- a/arch/arm/mach-tegra/common.c
+++ b/arch/arm/mach-tegra/common.c
@@ -124,7 +124,7 @@ static void __init tegra_init_cache(void)
cache_type = readl(p + L2X0_CACHE_TYPE);
aux_ctrl = (cache_type & 0x700) << (17-8);
- aux_ctrl |= 0x6C000001;
+ aux_ctrl |= 0x7C000001;
ret = l2x0_of_init(aux_ctrl, 0x8200c3fe);
if (!ret)
--
1.7.0.4
next reply other threads:[~2012-11-07 1:26 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-07 1:26 Joseph Lo [this message]
2012-11-07 1:26 ` [PATCH] ARM: tegra: enable data prefetch on L2 Joseph Lo
[not found] ` <1352251597-2936-1-git-send-email-josephl-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2012-11-09 10:41 ` Peter De Schrijver
2012-11-09 10:41 ` Peter De Schrijver
2012-11-09 21:59 ` Stephen Warren
2012-11-09 21:59 ` Stephen Warren
2012-11-12 12:19 ` Peter De Schrijver
2012-11-12 12:19 ` Peter De Schrijver
[not found] ` <20121112121905.GI1962-Rysk9IDjsxmJz7etNGeUX8VPkgjIgRvpAL8bYrjMMd8@public.gmane.org>
2012-11-12 16:19 ` Stephen Warren
2012-11-12 16:19 ` Stephen Warren
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