Remove allwinner-a64-Enable-A64-timer-workaround.patch

This has been merged in Linux upstream

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

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