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[v7,5/9] dt-bindings: ARM: document marvell,ecc-enable binding

Message ID 20181122001142.19187-6-chris.packham@alliedtelesis.co.nz (mailing list archive)
State New, archived
Headers show
Series EDAC drivers for Armada XP L2 and DDR | expand

Commit Message

Chris Packham Nov. 22, 2018, 12:11 a.m. UTC 
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@alliedtelesis.co.nz>
Reviewed-by: Rob Herring <robh@kernel.org>
---

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(+)
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Patch

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.