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arm: Tegra: fix undefined instruction hang immediately after reset

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commit 0d479b53 (Aneesh V) added code for OMAP4 that doesn't
execute on Tegra, due to the AVP (ARM7TDI) not having a CP15.
Result was an undefined instruction hang just after reset.

Signed-off-by: Tom Warren <twarren@nvidia.com>
Cc: Albert Aribaud <albert.u.boot@aribaud.net>
Cc: Tom Rini <trini@ti.com>
Acked-by: Aneesh V <aneesh@ti.com>
This commit is contained in:
Tom Warren 2011-12-06 13:00:19 +00:00 committed by Wolfgang Denk
parent 7aecfdd0f8
commit e2132c29d8
1 changed files with 2 additions and 0 deletions
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2
arch/arm/cpu/armv7/start.S
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@ -132,6 +132,7 @@ reset:
orr r0, r0, #0xd3 orr r0, r0, #0xd3
msr cpsr,r0 msr cpsr,r0
#if !defined(CONFIG_TEGRA2)
/* /*
* Setup vector: * Setup vector:
* (OMAP4 spl TEXT_BASE is not 32 byte aligned. * (OMAP4 spl TEXT_BASE is not 32 byte aligned.
@ -147,6 +148,7 @@ reset:
ldr r0, =_start ldr r0, =_start
mcr p15, 0, r0, c12, c0, 0 @Set VBAR mcr p15, 0, r0, c12, c0, 0 @Set VBAR
#endif #endif
#endif /* !Tegra2 */
/* the mask ROM code should have PLL and others stable */ /* the mask ROM code should have PLL and others stable */
#ifndef CONFIG_SKIP_LOWLEVEL_INIT #ifndef CONFIG_SKIP_LOWLEVEL_INIT