diff options
Diffstat (limited to 'target/linux/sunxi/patches-5.4/101-arm64-dts-allwinner-a64-Enable-A64-timer-workaround.patch')
| -rw-r--r-- | target/linux/sunxi/patches-5.4/101-arm64-dts-allwinner-a64-Enable-A64-timer-workaround.patch | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/target/linux/sunxi/patches-5.4/101-arm64-dts-allwinner-a64-Enable-A64-timer-workaround.patch b/target/linux/sunxi/patches-5.4/101-arm64-dts-allwinner-a64-Enable-A64-timer-workaround.patch new file mode 100644 index 0000000000..ef7867af81 --- /dev/null +++ b/target/linux/sunxi/patches-5.4/101-arm64-dts-allwinner-a64-Enable-A64-timer-workaround.patch @@ -0,0 +1,26 @@ +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(+) + +--- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi ++++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi +@@ -159,6 +159,7 @@ + + timer { + compatible = "arm,armv8-timer"; ++ allwinner,erratum-unknown1; + interrupts = <GIC_PPI 13 + (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>, + <GIC_PPI 14 |