From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 4478E84FA4; Thu, 1 Feb 2024 18:53:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706813587; cv=none; b=G87U21DihpBrqhzL3IWYIrDkFGbij2SHT7s3oDhJg/HbHocbj03c4Bi7S4dZ+ZtmLXVuv5jJO8fENt5SbStBxoLUHoT7E8CVA8sTLB+FEErDC3WHizRQMN6apJ7Kw3YKWls6RDZ42BDHqP64+DM34RjHAsnWL17O2H2YLthMGL8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706813587; c=relaxed/simple; bh=hn6KWUJsg7QMVb1YKITYVJPIHabhwsJrPCRKqDD8JsQ=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=QfIlniwIsZLvd0s455iU/uF6MXbtT4tlnMn1TsBwZ3CrcakfKSnLtwVH5KqWnuuBIaGGBn911xhWJB2xvkOXK91hfEPRgsHz1qCpfjoLCml4P4O8OFVqHQ5EUrR+uJnhQI4UzVLDf0oK8YmUm9jkwkT25amrPrMSZb2I512nMbA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=mcYN3Bx+; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="mcYN3Bx+" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6A53CC433F1; Thu, 1 Feb 2024 18:53:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1706813587; bh=hn6KWUJsg7QMVb1YKITYVJPIHabhwsJrPCRKqDD8JsQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=mcYN3Bx+py4jPwGusxAPSr91dfhPbsysnAALcnrUdj/imtlQVXvZd6kBzCYS8KbJr +rEACQruYT6OcH+CJOxRsBZV0Kn+8yuQ8fA/tHD6YwJTzjYkPgXTneBmgTdwCnGmv/ OhAhrvkbbK4GoLGg5y5PXQAdRZ/S5ytQ3ro/5r5mAe8bfKx3x4xfFHF/9Q40OpLbdr l8rrY3yV9LK1deRzEmsNYIkIXNbIoFMfaeUIF2GmVsMV2W6xyujgptOhYfhb6bqbsi xczhGyV3JSS7Lmfyr+4BxtfXJTCWGtnxbp/UJXCAnMoMPInIfZgNKSCmxeMOaIYaN4 AQt4ZAg3zpisA== Date: Thu, 1 Feb 2024 18:53:02 +0000 From: Conor Dooley To: Andrew Davis Cc: Nishanth Menon , Tero Kristo , Santosh Shilimkar , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Sebastian Reichel , Vignesh Raghavendra , linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org Subject: Re: [PATCH 01/12] dt-bindings: power: reset: Document ti,sci-reboot compatible Message-ID: <20240201-ambiguous-swan-a927ae8f126f@spud> References: <20240131221957.213717-1-afd@ti.com> <20240131221957.213717-2-afd@ti.com> Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="qZaAzCjNUu3le7WH" Content-Disposition: inline In-Reply-To: <20240131221957.213717-2-afd@ti.com> --qZaAzCjNUu3le7WH Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Jan 31, 2024 at 04:19:46PM -0600, Andrew Davis wrote: > This calls into the system firmware using TI-SCI to reboot the system. > Used as a fallback when PSCI is unable or not available to reboot > the system. >=20 > Signed-off-by: Andrew Davis > --- > .../bindings/power/reset/ti,sci-reboot.yaml | 33 +++++++++++++++++++ > MAINTAINERS | 1 + > 2 files changed, 34 insertions(+) > create mode 100644 Documentation/devicetree/bindings/power/reset/ti,sci-= reboot.yaml >=20 > diff --git a/Documentation/devicetree/bindings/power/reset/ti,sci-reboot.= yaml b/Documentation/devicetree/bindings/power/reset/ti,sci-reboot.yaml > new file mode 100644 > index 0000000000000..aa628be33d122 > --- /dev/null > +++ b/Documentation/devicetree/bindings/power/reset/ti,sci-reboot.yaml > @@ -0,0 +1,33 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/power/reset/ti,sci-reboot.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: TI-SCI reboot controller > + > +maintainers: > + - Andrew Davis > + > +description: | > + Some TI SoCs contain a system controller (like the Power Management Mi= cro > + Controller (PMMC) on Keystone 66AK2G SoC) that are responsible for con= trolling > + the state of the various hardware modules present on the SoC. Communic= ation > + between the host processor running an OS and the system controller hap= pens > + through a protocol called TI System Control Interface (TI-SCI protocol= ). > + > + This reboot controller node uses the TI SCI protocol to perform a devi= ce reboot. > + > + Must be a child node of the associated TI-SCI system controller node. > + > +properties: > + compatible: > + const: ti,sci-reboot > + > +additionalProperties: false > + > +examples: > + - | > + k3_reboot: reboot-controller { > + compatible =3D "ti,sci-reboot"; > + }; I'd drop the example since this has no use standalone and just rely on the one in the parent. Otherwise I think this is fine. 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