Add documentation for the marvell,ecc-enable properties which can be
used to enable ECC on the Marvell aurora cache.
Signed-off-by: Chris Packham <chris.packham@xxxxxxxxxxxxxxxxxxx>
Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
---
Notes:
Changes in v7:
- remove marvell,ecc-disable
Changes in v6:
- new (split binding doc from implementation).
Documentation/devicetree/bindings/arm/l2c2x0.txt | 1 +
1 file changed, 1 insertion(+)
diff --git a/Documentation/devicetree/bindings/arm/l2c2x0.txt b/Documentation/devicetree/bindings/arm/l2c2x0.txt
index fbe6cb21f4cf..69e890d56392 100644
--- a/Documentation/devicetree/bindings/arm/l2c2x0.txt
+++ b/Documentation/devicetree/bindings/arm/l2c2x0.txt
@@ -76,6 +76,7 @@ Optional properties:
specified to indicate that such transforms are precluded.
- arm,parity-enable : enable parity checking on the L2 cache (L220 or PL310).
- arm,parity-disable : disable parity checking on the L2 cache (L220 or PL310).
+- marvell,ecc-enable : enable ECC protection on the L2 cache
- arm,outer-sync-disable : disable the outer sync operation on the L2 cache.
Some core tiles, especially ARM PB11MPCore have a faulty L220 cache that
will randomly hang unless outer sync operations are disabled.
--
2.19.1
