Merge pull request #1347 from WaterByWind/a64-timer

arm64: dts: allwinner: a64: Enable A64 timer workaround

patch/kernel/sunxi-next/0001-arm64-dts-allwinner-a64-Enable-A64-timer-workaround.patch

@@ -0,0 +1,31 @@
+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
+