linux-kernel - [PATCH 3/3] riscv: dts: spacemit: add reset property

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Message-Id: <20251119-i2c-k1_reset-support-v1-3-0e9e82bf9b65@gmail.com>
Date: Wed, 19 Nov 2025 19:46:45 +0800
From: Encrow Thorne <jyc0019@...il.com>
To: Troy Mitchell <troy.mitchell@...ux.spacemit.com>, 
 Andi Shyti <andi.shyti@...nel.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Yixun Lan <dlan@...too.org>, 
 Philipp Zabel <p.zabel@...gutronix.de>, Paul Walmsley <pjw@...nel.org>, 
 Palmer Dabbelt <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>, 
 Alexandre Ghiti <alex@...ti.fr>
Cc: Troy Mitchell <troymitchell988@...il.com>, linux-i2c@...r.kernel.org, 
 devicetree@...r.kernel.org, linux-riscv@...ts.infradead.org, 
 spacemit@...ts.linux.dev, linux-kernel@...r.kernel.org, 
 Encrow Thorne <jyc0019@...il.com>
Subject: [PATCH 3/3] riscv: dts: spacemit: add reset property

Add resets property to K1 I2C node.

Signed-off-by: Encrow Thorne <jyc0019@...il.com>
---
 arch/riscv/boot/dts/spacemit/k1.dtsi | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/riscv/boot/dts/spacemit/k1.dtsi b/arch/riscv/boot/dts/spacemit/k1.dtsi
index af35f9cd6435..2b84dc276ace 100644
--- a/arch/riscv/boot/dts/spacemit/k1.dtsi
+++ b/arch/riscv/boot/dts/spacemit/k1.dtsi
@@ -468,6 +468,7 @@ i2c2: i2c@...12000 {
 				 <&syscon_apbc CLK_TWSI2_BUS>;
 			clock-names = "func", "bus";
 			clock-frequency = <400000>;
+			resets = <&syscon_apbc RESET_TWSI2>;
 			interrupts = <38>;
 			status = "disabled";
 		};
@@ -481,6 +482,7 @@ i2c8: i2c@...1d800 {
 				 <&syscon_apbc CLK_TWSI8_BUS>;
 			clock-names = "func", "bus";
 			clock-frequency = <400000>;
+			resets = <&syscon_apbc RESET_TWSI8>;
 			interrupts = <19>;
 			status = "disabled";
 		};

-- 
2.25.1