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    Subject[PATCH v7 6/9] ARM: l2x0: add marvell,ecc-enable property for aurora
    Date
    The aurora cache on the Marvell Armada-XP SoC supports ECC protection
    for the L2 data arrays. Add a "marvell,ecc-enable" device tree property
    which can be used to enable this.

    Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
    [jlu@pengutronix.de: use aurora specific define AURORA_ACR_ECC_EN]
    Signed-off-by: Jan Luebbe <jlu@pengutronix.de>
    ---

    Notes:
    Changes in v7:
    - remove marvell,ecc-disable

    arch/arm/mm/cache-l2x0.c | 5 +++++
    1 file changed, 5 insertions(+)

    diff --git a/arch/arm/mm/cache-l2x0.c b/arch/arm/mm/cache-l2x0.c
    index b70bee74750d..e5380f7b14a5 100644
    --- a/arch/arm/mm/cache-l2x0.c
    +++ b/arch/arm/mm/cache-l2x0.c
    @@ -1505,6 +1505,11 @@ static void __init aurora_of_parse(const struct device_node *np,
    mask |= AURORA_ACR_FORCE_WRITE_POLICY_MASK;
    }

    + if (of_property_read_bool(np, "marvell,ecc-enable")) {
    + mask |= AURORA_ACR_ECC_EN;
    + val |= AURORA_ACR_ECC_EN;
    + }
    +
    if (of_property_read_bool(np, "arm,parity-enable")) {
    mask |= AURORA_ACR_PARITY_EN;
    val |= AURORA_ACR_PARITY_EN;
    --
    2.19.1
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