Signed-off-by: Chen-Yu Tsai <w...@csie.org>
---
arch/arm/cpu/armv7/psci.S | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/arm/cpu/armv7/psci.S b/arch/arm/cpu/armv7/psci.S
index cdd001fe3fb0..ab408378fcae 100644
--- a/arch/arm/cpu/armv7/psci.S
+++ b/arch/arm/cpu/armv7/psci.S
@@ -110,6 +110,7 @@ ENDPROC(psci_get_cpu_id)
/* Imported from Linux kernel */
LENTRY(v7_flush_dcache_all)
+ stmfd sp!, {r4-r5, r7, r9-r11, lr}
dmb @ ensure ordering with previous
memory accesses
mrc p15, 1, r0, c0, c0, 1 @ read clidr
ands r3, r0, #0x7000000 @ extract loc from clidr
@@ -153,6 +154,7 @@ finished:
mcr p15, 2, r10, c0, c0, 0 @ select current cache level in
cssr
dsb st
isb
+ ldmfd sp!, {r4-r5, r7, r9-r11, lr}
bx lr
ENDPROC(v7_flush_dcache_all)
--
2.8.1
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