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ARM: 8886/1: l2x0: support parity-enable/disable on aurora 

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

[jlu@pengutronix.de: use aurora specific define AURORA_ACR_PARITY_EN]

Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
Signed-off-by: Jan Luebbe <jlu@pengutronix.de>
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
This commit is contained in:
Chris Packham 2019-07-12 05:46:53 +01:00 committed by Russell King
parent 0770bc9214
commit fd3bbde717
1 changed files with 7 additions and 0 deletions
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7
arch/arm/mm/cache-l2x0.c
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@ -1493,6 +1493,13 @@ 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;