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[46.150.62.216]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-45054b03e04sm5934939f8f.21.2026.05.05.09.23.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 05 May 2026 09:23:35 -0700 (PDT) From: Jernej =?UTF-8?B?xaBrcmFiZWM=?= To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen-Yu Tsai , Samuel Holland , Michal Piekos Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org, Michal Piekos Subject: Re: [PATCH v2] arm: dts: allwinner: t113s: enable watchdog for reboot Date: Tue, 05 May 2026 18:23:33 +0200 Message-ID: In-Reply-To: <20260425-t113-mangopi-reboot-hang-v2-1-fd343207a4be@mmpsystems.pl> References: <20260425-t113-mangopi-reboot-hang-v2-1-fd343207a4be@mmpsystems.pl> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Dne sobota, 25. april 2026 ob 10:19:40 Srednjeevropski poletni =C4=8Das je = Michal Piekos napisal(a): > Reboot hangs on T113s boards because no restart handler is > available. >=20 > Enable the SoC watchdog whose driver registers a restart handler. >=20 > Tested on MangoPi MQ-R T113s. >=20 > Signed-off-by: Michal Piekos > --- > Changes in v2: > - Moved watchdog enablement to SoC level dts following Jernej's > suggestion > - Link to v1: https://lore.kernel.org/r/20260412-t113-mangopi-reboot-hang= =2Dv1-1-5002cfa6e0cc@mmpsystems.pl > --- > arch/arm/boot/dts/allwinner/sun8i-t113s.dtsi | 6 ++++++ > 1 file changed, 6 insertions(+) >=20 > diff --git a/arch/arm/boot/dts/allwinner/sun8i-t113s.dtsi b/arch/arm/boot= /dts/allwinner/sun8i-t113s.dtsi > index 424f4a2487e2..d3bbed84eedb 100644 > --- a/arch/arm/boot/dts/allwinner/sun8i-t113s.dtsi > +++ b/arch/arm/boot/dts/allwinner/sun8i-t113s.dtsi > @@ -34,6 +34,12 @@ cpu1: cpu@1 { > }; > }; > =20 > + soc { > + wdt { > + status =3D "okay"; > + }; > + }; > + > gic: interrupt-controller@1c81000 { > compatible =3D "arm,gic-400"; > reg =3D <0x03021000 0x1000>, > =46ollowing, at the end of the file should work: &wdt { status =3D "okay"; }; Best regards, Jernej