cd1e9c88f3
Backport A64 unstable timer patches from linux 5.1 Signed-off-by: Oskari Lemmela <oskari@lemmela.net> [Split the single patch into the two original patches] Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
27 lines
956 B
Diff
27 lines
956 B
Diff
From 55ec26d6a4241363fa94f15377ebd8f1116fbfd7 Mon Sep 17 00:00:00 2001
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From: Samuel Holland <samuel@sholland.org>
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Date: Sat, 12 Jan 2019 20:17:19 -0600
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Subject: [PATCH] arm64: dts: allwinner: a64: Enable A64 timer workaround
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As instability in the architectural timer has been observed on multiple
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devices using this SoC, inluding the Pine64 and the Orange Pi Win,
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enable the workaround in the SoC's device tree.
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Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
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Signed-off-by: Samuel Holland <samuel@sholland.org>
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Signed-off-by: Chen-Yu Tsai <wens@csie.org>
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---
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arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 1 +
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1 file changed, 1 insertion(+)
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--- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
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+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
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@@ -114,6 +114,7 @@
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timer {
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compatible = "arm,armv8-timer";
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+ allwinner,erratum-unknown1;
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interrupts = <GIC_PPI 13
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(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
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<GIC_PPI 14
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