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ARM: mvebu: Use a CR_C constant instead of a hard-coded one

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Fix the armada_370_xp_pmsu_idle_enter() function to use a CR_C
constant instead of a hard-coded constant in the assembly part.
This clean-up was suggested by Russell King.

Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
This commit is contained in:
Gregory CLEMENT 2015-08-10 15:47:51 +02:00
parent 6ff33f3902
commit 7ee20ff007
1 changed files with 2 additions and 2 deletions
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4
arch/arm/mach-mvebu/pmsu.c
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@ -296,11 +296,11 @@ int armada_370_xp_pmsu_idle_enter(unsigned long deepidle)
/* Test the CR_C bit and set it if it was cleared */
asm volatile(
"mrc p15, 0, r0, c1, c0, 0 \n\t"
"tst r0, #(1 << 2) \n\t"
"tst r0, %0 \n\t"
"orreq r0, r0, #(1 << 2) \n\t"
"mcreq p15, 0, r0, c1, c0, 0 \n\t"
"isb "
: : : "r0");
: : "Ir" (CR_C) : "r0");
pr_debug("Failed to suspend the system\n");