[PATCH v3 3/4] arm: dts: allwinner: t113s: add hstimer node

Michal Piekos michal.piekos at mmpsystems.pl
Tue Apr 28 09:27:00 PDT 2026


Describe high speed timer block on Allwinner T113-S3.

Tested on LCPI-PC-T113/F113:
- hstimer is registered as clocksource
- switching clocksource at runtime works
- after rating increase hstimer operates as a broadcast clockevent device

Signed-off-by: Michal Piekos <michal.piekos at mmpsystems.pl>
---
 arch/arm/boot/dts/allwinner/sun8i-t113s.dtsi | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/arch/arm/boot/dts/allwinner/sun8i-t113s.dtsi b/arch/arm/boot/dts/allwinner/sun8i-t113s.dtsi
index 424f4a2487e2..40e76cfc8a1d 100644
--- a/arch/arm/boot/dts/allwinner/sun8i-t113s.dtsi
+++ b/arch/arm/boot/dts/allwinner/sun8i-t113s.dtsi
@@ -34,6 +34,17 @@ cpu1: cpu at 1 {
 		};
 	};
 
+	soc {
+		hstimer at 3008000 {
+			compatible = "allwinner,sun20i-d1-hstimer";
+			reg = <0x03008000 0x1000>;
+			interrupts = <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 56 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&ccu CLK_BUS_HSTIMER>;
+			resets = <&ccu RST_BUS_HSTIMER>;
+		};
+	};
+
 	gic: interrupt-controller at 1c81000 {
 		compatible = "arm,gic-400";
 		reg = <0x03021000 0x1000>,

-- 
2.43.0




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