By default, virtual timers are used. These timers need an offset
that must be set by firmware, for example. In case of SMP support,
after a reset, this offset is in "unknown" state and produced
a hang of the kernel.

Use "arm,cpu-registers-not-fw-configured" property allows to use
physical timers instead of virtual ones.

Signed-off-by: Mylène Josserand <mylene.josser...@free-electrons.com>
---
 arch/arm/boot/dts/sun8i-a83t.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm/boot/dts/sun8i-a83t.dtsi 
b/arch/arm/boot/dts/sun8i-a83t.dtsi
index 3e2aad537972..0fe4b9e5dee1 100644
--- a/arch/arm/boot/dts/sun8i-a83t.dtsi
+++ b/arch/arm/boot/dts/sun8i-a83t.dtsi
@@ -121,6 +121,7 @@
                             <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(8) | 
IRQ_TYPE_LEVEL_LOW)>,
                             <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(8) | 
IRQ_TYPE_LEVEL_LOW)>,
                             <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(8) | 
IRQ_TYPE_LEVEL_LOW)>;
+               arm,cpu-registers-not-fw-configured;
        };
 
        clocks {
-- 
2.11.0

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