balena-allwinner/layers/meta-balena-allwinner/recipes-kernel/linux/linux-4.19/0001-arm64-dts-allwinner-a64-Enable-A64-timer-workaround.patch
Vicentiu Galanopulo b167421e55 recipes-kernel/linux: Add linux_4.19.76.bb/bbappend
Add the latest linux available
from https://github.com/armbian/build
commit de58ac1faac92724c6449db12c22affaeb003875,
tag: sunxi-5.3, alongside all the patches
that it comes with.

Signed-off-by: Vicentiu Galanopulo <vicentiu@balena.io>
2019-10-10 11:50:43 +02:00

31 lines
1.1 KiB
Diff

From 55ec26d6a4241363fa94f15377ebd8f1116fbfd7 Mon Sep 17 00:00:00 2001
From: Samuel Holland <samuel@sholland.org>
Date: Sat, 12 Jan 2019 20:17:19 -0600
Subject: [PATCH] arm64: dts: allwinner: a64: Enable A64 timer workaround
As instability in the architectural timer has been observed on multiple
devices using this SoC, inluding the Pine64 and the Orange Pi Win,
enable the workaround in the SoC's device tree.
Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
Signed-off-by: Samuel Holland <samuel@sholland.org>
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
---
arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
index bf9b719481c4..8171c0a7f265 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
@@ -200,6 +200,7 @@
timer {
compatible = "arm,armv8-timer";
+ allwinner,erratum-unknown1;
interrupts = <GIC_PPI 13
(GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
<GIC_PPI 14
--
2.19.2