Commit c8abbd6f authored Jul 12, 2019 by Chris Packham Committed by Russell King Aug 29, 2019

ARM: 8890/1: l2x0: add marvell,ecc-enable property for aurora



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.

[jlu@pengutronix.de: use aurora specific define AURORA_ACR_ECC_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>

parent 4bf4770d

arch/arm/mm/cache-l2x0.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -1493,6 +1493,11 @@ 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;