From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1980335E1B9; Mon, 10 Aug 2026 16:02:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786377729; cv=none; b=oxEFD+m1N7SE2ePJL683KSlJ5gUOsF3KtTUOtaLlp8y/8chfrujzGUXYHZAheLUGHwuBftopw3LdAmighF+fOD08cLraxqnkBEVCRNZlT2qIYwqh4LQHiktV7xyNQyageeJPkA72N3XPsvUQDemwb9pTR7l2m/jc+zoi9hV3iyY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786377729; c=relaxed/simple; bh=fndTkoy1bq+J6Frr7IYIubz9f9Q4W8b/YfOVs/6jl+c=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=gEvZNfyWnnMbMMDYm/RQHxqrTL3iVp+SdTByhi2wWde1J350DzzpDsxCm5bilAsb6K449ZWZysHL/xrCzpJH9jS6rJkaBLQmG4wBC1Z5AIxE2uNhJrT6RZPPB/p18wtJTtCzulQMXYLbVSAI7/TmA3f33Y+WzIstFXQF9o7Sof0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=hVWKSlWe; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="hVWKSlWe" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 29D2C1F00AC4; Mon, 10 Aug 2026 16:02:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1786377726; bh=w7p43VGfb3bUIVfnjYJPEQrg/m2q3ZK4huMmdI2LR14=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=hVWKSlWea0NFTRlkHdkxXXtSYk6ZGTQm45LFzbXdo2ftzRFvRrbrdp+g90ypQnMTM e4HhyifWyjioNidwSf2MUPN1M5pPSyJ1qsIuixqmoU2JDkQqrSM5L0+OodQLHd6WLs DXAAWVdj6sCGagNMww81ZxcR7IHhybQlUTTa6KYWji5xJcv4FffmMH96+C26ORxCO/ /bq+23IBbxAT3tqpbxNgFZT4fwrkxSp8enPrwBU1fkejZjU/TJeHdBAhfjXNn06a3G Gh41XIn1lavYGauCtavr3w/eABlXuAtxUua0PATJGe4ThLXpjfV6H1lLE9xm3p2lW5 yEPFgfICsmSzw== Date: Mon, 10 Aug 2026 17:02:02 +0100 From: Conor Dooley To: Sven Peter Cc: Janne Grunau , Neal Gompa , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Philipp Zabel , asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/3] dt-bindings: reset: Add Apple SoC CIO reset Message-ID: <20260810-unveiled-specked-a856434db8df@spud> References: <20260809-b4-cio-reset-v1-0-4f33777d9b4b@kernel.org> <20260809-b4-cio-reset-v1-1-4f33777d9b4b@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="N2Sxqftfd7ROY7yz" Content-Disposition: inline In-Reply-To: <20260809-b4-cio-reset-v1-1-4f33777d9b4b@kernel.org> --N2Sxqftfd7ROY7yz Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, Aug 09, 2026 at 02:16:02PM +0200, Sven Peter wrote: > The CIO (USB4/Thunderbolt) blocks on Apple Silicon SoCs have a reset > inside the power manager that has to be deasserted before their > co-processor can be booted. On t8103 each port comes with a dedicated > register page, represented as a standalone node. On t600x a single > register shared by all ports of a die is located in the middle of the > PMGR MMIO region instead, represented as a sub-node of the PMGR syscon. >=20 > Signed-off-by: Sven Peter Fix the sashiko complaint and then Reviewed-by: Conor Dooley pw-bot: not-applicable > + - | > + power-management@28e080000 { > + compatible =3D "apple,t6000-pmgr", "apple,pmgr", "syscon", "simp= le-mfd"; > + reg =3D <0x8e080000 0x1c000>; > + #address-cells =3D <1>; > + #size-cells =3D <1>; > + > + reset-controller@1a034 { > + compatible =3D "apple,t6000-cio-reset"; > + reg =3D <0x1a034 0x4>; > + #reset-cells =3D <1>; > + }; > + }; Probably the fix is actually moving this to the parent device bnding. --N2Sxqftfd7ROY7yz Content-Type: application/pgp-signature; name=signature.asc -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCann1+gAKCRB4tDGHoIJi 0jBgAQDYWOEGR74Ds6KSZUGl/Cm2Kr3fF2JYxWhCO3HCFEXHvgD+N2kbKxt/f94d E6xkauGWWWPsmeqbgKCFEXXuvtDnJQo= =iapb -----END PGP SIGNATURE----- --N2Sxqftfd7ROY7yz--