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Message-ID: <38efd4e4-0421-4318-8b2d-ca2603d482f5@acm.org>
Date: Thu, 21 Mar 2024 12:39:33 -0700
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Subject: Re: [PATCH 1/8] dt-bindings: block: add basic bindings for block
 devices
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To: Daniel Golle <daniel@makrotopia.org>, Rob Herring <robh@kernel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
 Conor Dooley <conor+dt@kernel.org>, Ulf Hansson <ulf.hansson@linaro.org>,
 Jens Axboe <axboe@kernel.dk>, Dave Chinner <dchinner@redhat.com>,
 Jan Kara <jack@suse.cz>, =?UTF-8?Q?Thomas_Wei=C3=9Fschuh?=
 <linux@weissschuh.net>, Damien Le Moal <dlemoal@kernel.org>,
 Li Lingfeng <lilingfeng3@huawei.com>, Christian Brauner
 <brauner@kernel.org>, Christian Heusel <christian@heusel.eu>,
 Min Li <min15.li@samsung.com>, Adrian Hunter <adrian.hunter@intel.com>,
 Avri Altman <avri.altman@wdc.com>, Hannes Reinecke <hare@suse.de>,
 Christian Loehle <CLoehle@hyperstone.com>, Bean Huo <beanhuo@micron.com>,
 Yeqi Fu <asuk4.q@gmail.com>, Victor Shih <victor.shih@genesyslogic.com.tw>,
 Christophe JAILLET <christophe.jaillet@wanadoo.fr>,
 Dominique Martinet <dominique.martinet@atmark-techno.com>,
 "Ricardo B. Marliere" <ricardo@marliere.net>, devicetree@vger.kernel.org,
 linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org,
 linux-block@vger.kernel.org
References: <cover.1711048433.git.daniel@makrotopia.org>
 <28dcc69ecf9d55e95991d8f2a8e19f71bbd32af0.1711048433.git.daniel@makrotopia.org>
From: Bart Van Assche <bvanassche@acm.org>
In-Reply-To: <28dcc69ecf9d55e95991d8f2a8e19f71bbd32af0.1711048433.git.daniel@makrotopia.org>
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On 3/21/24 12:32, Daniel Golle wrote:
> +$id: http://devicetree.org/schemas/block/partition.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Partition on a block device
> +
> +description: |
> +  This binding describes a partition on a block device.
> +  Partitions may be matched by a combination of partition number, name,
> +  and UUID.
> +
> +maintainers:
> +  - Daniel Golle <daniel@makrotopia.org>
> +
> +properties:
> +  $nodename:
> +    pattern: '^block-partition-.+$'
> +
> +  partnum:
> +    $ref: /schemas/types.yaml#/definitions/uint32
> +    description:
> +      Matches partition by number if present.
> +
> +  partname:
> +    $ref: /schemas/types.yaml#/definitions/string
> +    description:
> +      Matches partition by PARTNAME if present.
> +
> +  partuuid:
> +    $ref: /schemas/types.yaml#/definitions/string
> +    description:
> +      Matches partition by PARTUUID if present.
> +
> +  nvmem-layout:
> +    $ref: /schemas/nvmem/layouts/nvmem-layout.yaml#
> +    description:
> +      This container may reference an NVMEM layout parser.

Does the above imply that only systems with a single block device are
supported?

Supporting partition numbers seems unfortunate to me. Partition numbers
will change if the partition scheme changes.

Bart.