The aurora cache on the Marvell Armada-XP SoC supports the same tag
parity features as the other l2x0 cache implementations.

Signed-off-by: Chris Packham <chris.pack...@alliedtelesis.co.nz>
[j...@pengutronix.de: use aurora specific define AURORA_ACR_PARITY_EN]
Signed-off-by: Jan Luebbe <j...@pengutronix.de>
---
 arch/arm/mm/cache-l2x0.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm/mm/cache-l2x0.c b/arch/arm/mm/cache-l2x0.c
index 7d2d2a3c67d0..b70bee74750d 100644
--- a/arch/arm/mm/cache-l2x0.c
+++ b/arch/arm/mm/cache-l2x0.c
@@ -1505,6 +1505,13 @@ static void __init aurora_of_parse(const struct 
device_node *np,
                mask |= AURORA_ACR_FORCE_WRITE_POLICY_MASK;
        }
 
+       if (of_property_read_bool(np, "arm,parity-enable")) {
+               mask |= AURORA_ACR_PARITY_EN;
+               val |= AURORA_ACR_PARITY_EN;
+       } else if (of_property_read_bool(np, "arm,parity-disable")) {
+               mask |= AURORA_ACR_PARITY_EN;
+       }
+
        *aux_val &= ~mask;
        *aux_val |= val;
        *aux_mask &= ~mask;
-- 
2.21.0

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