From: Gary King <gking@nvidia.com>
Date: Wed, 15 Sep 2010 16:42:36 +0000 (-0700)
Subject: [ARM] tegra: change SMP startup to use read-allocate cache
X-Git-Tag: firefly_0821_release~9833^2~163^2~10
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=8419248010c866bb8894340c6d2d08d016f54ed2;p=firefly-linux-kernel-4.4.55.git

[ARM] tegra: change SMP startup to use read-allocate cache

mirror the change to v7 common startup in the tegra-specific
LP2 and hotplug statup routines

Change-Id: I0552eba951dbfc168e37e59b41394d31fab30256
Signed-off-by: Gary King <gking@nvidia.com>
---

diff --git a/arch/arm/mach-tegra/cortex-a9.S b/arch/arm/mach-tegra/cortex-a9.S
index 7434366aa461..893544956832 100644
--- a/arch/arm/mach-tegra/cortex-a9.S
+++ b/arch/arm/mach-tegra/cortex-a9.S
@@ -666,7 +666,11 @@ ENTRY(__return_to_virtual)
 	mcr	p15, 0, r0, c3, c0, 0	@ domain access register
 
 	mov32	r0, 0xff0a81a8
+#ifdef CONFIG_SMP
+	mov32	r1, 0xc0e0c0e0
+#else
 	mov32	r1, 0x40e040e0
+#endif
 	mcr	p15, 0, r0, c10, c2, 0	@ PRRR
 	mcr	p15, 0, r1, c10, c2, 1	@ NMRR
 	mrc	p15, 0, r0, c1, c0, 0