From: jlu@pengutronix.de (Jan Luebbe)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 3/8] ARM: l2x0: support parity-enable/disable on aurora
Date: Fri, 30 Jun 2017 16:51:01 +0200 [thread overview]
Message-ID: <20170630145106.29820-4-jlu@pengutronix.de> (raw)
In-Reply-To: <20170630145106.29820-1-jlu@pengutronix.de>
From: Chris Packham <chris.packham@alliedtelesis.co.nz>
The aurora cache on the Marvell Armada-XP SoC supports the same tag
parity features as the other l2x0 cache implementations.
Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
[jlu at pengutronix.de: use aurora specific define AURORA_ACR_PARITY_EN]
Signed-off-by: Jan Luebbe <jlu@pengutronix.de>
---
arch/arm/mm/cache-l2x0.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/arch/arm/mm/cache-l2x0.c b/arch/arm/mm/cache-l2x0.c
index 7d2d2a3c67d0..b70bee74750d 100644
--- a/arch/arm/mm/cache-l2x0.c
+++ b/arch/arm/mm/cache-l2x0.c
@@ -1505,6 +1505,13 @@ 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;
--
2.11.0
next prev parent reply other threads:[~2017-06-30 14:51 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-30 14:50 [PATCH 0/8] EDAC drivers for Armada XP L2 and DDR Jan Luebbe
2017-06-30 14:50 ` [PATCH 1/8] ARM: l2c: move cache-aurora-l2.h to asm/hardware Jan Luebbe
2017-07-03 12:50 ` Gregory CLEMENT
2017-06-30 14:51 ` [PATCH 2/8] ARM: aurora-l2: add prefix to MAX_RANGE_SIZE Jan Luebbe
2017-07-03 12:51 ` Gregory CLEMENT
2017-06-30 14:51 ` Jan Luebbe [this message]
2017-06-30 15:00 ` [PATCH 3/8] ARM: l2x0: support parity-enable/disable on aurora Russell King - ARM Linux
2017-06-30 14:51 ` [PATCH 4/8] ARM: l2x0: add arm,ecc-enable property for aurora Jan Luebbe
2017-06-30 15:00 ` Russell King - ARM Linux
2017-07-02 22:02 ` Chris Packham
2017-07-17 10:11 ` Jan Lübbe
2017-07-03 13:01 ` Gregory CLEMENT
2017-06-30 14:51 ` [PATCH 5/8] EDAC: Add missing debugfs_create_x32 wrapper Jan Luebbe
2017-06-30 14:51 ` [PATCH 6/8] EDAC: Add devres helpers for edac_mc_alloc/edac_mc_add_mc(_with_groups) Jan Luebbe
2017-06-30 14:51 ` [PATCH 7/8] EDAC: Add devres helpers for edac_device_alloc_ctl_info/edac_device_add_device Jan Luebbe
2017-06-30 14:51 ` [PATCH 8/8] EDAC: Add driver for the Marvell Armada XP SDRAM and L2 cache ECC Jan Luebbe
2017-07-03 13:03 ` Gregory CLEMENT
2017-07-02 21:59 ` [PATCH 0/8] EDAC drivers for Armada XP L2 and DDR Chris Packham
2017-07-17 10:18 ` Jan Lübbe
2017-07-17 10:22 ` Borislav Petkov
2017-07-17 10:51 ` Jan Lübbe
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