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 8498B4A33; Mon, 28 Jul 2025 13:12:00 +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=1753708320; cv=none; b=DG2TbKRPEpI2wQdIJ0UzPw+YOzZbFE0fvF4QeoVxmUKXVpCJtFcxIRSbu4FGO5zXUviUh2FhVkNa55h9hrtEWdRCLC/r4esgcwuUp41ym7FmAbp2FUcyT0RppG2rdGwrOuyXRTqY6uCDZUa3JaWVsgJc1qlUE8Yi2xvP8Rtz7NM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753708320; c=relaxed/simple; bh=8QWAdeHIt9M2n7ruuCEiOLK67C47ocnzQTIsLBKfIww=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=Seu8P5tG0sHL/12f1HMmvoxqSj+BNk9yu2sKmdgsyFlrRTzkwWcDzCRX1jUxO9cGMRigEpQJBQ0BZlxmN+0dn8SnzhdH0lm0jpoipgVqaiP+XEXWcrPldkZlJBSTvwc6oHg8tqvFX8VJfMp/jK8dT0MU8XgpMSqJBPerCTKOlAw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=rNF7/bxt; 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="rNF7/bxt" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 037ECC4CEE7; Mon, 28 Jul 2025 13:11:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1753708320; bh=8QWAdeHIt9M2n7ruuCEiOLK67C47ocnzQTIsLBKfIww=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=rNF7/bxt5n1URYAUxKyo7pKgEav0xCj90A3q1M3Emob6/sejttWgqoFwrv9DtdHmo hRHcQd347bxQG0uXGoJJEcoW2SfbOdeV3WcL34e20sZXUBWLbRhzo2qY2ISXOq/KDr NPDVJumpVI8+ClU80NQlO8CfJKzWPr/QQGOzuPFA3sEdzkcyF/UgXKli9RHxEX78WZ CQlPOSizJi6ZMRyHEmMDihy+1kyVEberbO3eJTkoRXK+VI1I9nwgh723zZ82n5oFKG ajZ8jMWifKoUmoK1BzT25Gq7KC/goEiz9nXXxM3tcewSNzQXt4i9YcfNJDRKeHHLmP jTQZoAOVjoY2Q== Message-ID: <3864e374-b045-4317-85bf-ec3a2d3d7940@kernel.org> Date: Mon, 28 Jul 2025 15:11:54 +0200 Precedence: bulk X-Mailing-List: linux-remoteproc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 1/2] dt-bindings: remoteproc: Add C906L rproc for Sophgo CV1800B SoC To: Junhui Liu , Bjorn Andersson , Mathieu Poirier , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen Wang , Inochi Amaoto , Philipp Zabel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti Cc: linux-remoteproc@vger.kernel.org, devicetree@vger.kernel.org, sophgo@lists.linux.dev, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org References: <20250728-cv1800-rproc-v2-0-5bbee4abe9dc@pigmoral.tech> <20250728-cv1800-rproc-v2-1-5bbee4abe9dc@pigmoral.tech> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 28/07/2025 13:03, Junhui Liu wrote: > + > + firmware-name: > + maxItems: 1 > + > + mbox-names: > + items: > + - const: tx > + - const: rx > + > + mboxes: First go mboxes, then mboxes-names. ALWAYS. > + description: > + This property is required only if the rpmsg/virtio functionality is used. > + (see mailbox/sophgo,cv1800b-mailbox.yaml) > + items: > + - description: mailbox channel to send data to C906L > + - description: mailbox channel to receive data from C906L > + > + memory-region: > + description: > + List of phandles to reserved memory regions used by the remote processor. > + The first region is required and provides the firmware region for the > + remote processor. The following regions (vdev buffer, vrings) are optional > + and are only required if rpmsg/virtio functionality is used. > + minItems: 1 Why isn't this constrained? > + items: > + - description: firmware region > + - description: vdev buffer > + - description: vring0 > + - description: vring1 > + additionalItems: true No, drop. This needs to be constrained. > + > + resets: > + maxItems: 1 > + > + sophgo,syscon: > + $ref: /schemas/types.yaml#/definitions/phandle > + description: > + A phandle to the SEC_SYS region, used for configuration of the remote > + processor. > + > +required: > + - compatible > + - firmware-name > + - memory-region > + - resets > + - sophgo,syscon Why mboxes are not required? > + > +additionalProperties: false > + > +examples: > + - | > + c906l-rproc { Node names should be generic. See also an explanation and list of examples (not exhaustive) in DT specification: https://devicetree-specification.readthedocs.io/en/latest/chapter2-devicetree-basics.html#generic-names-recommendation Best regards, Krzysztof From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1408BC83F17 for ; Mon, 28 Jul 2025 13:12:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:From:References:Cc:To: Subject:MIME-Version:Date:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; 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Mon, 28 Jul 2025 13:11:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1753708320; bh=8QWAdeHIt9M2n7ruuCEiOLK67C47ocnzQTIsLBKfIww=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=rNF7/bxt5n1URYAUxKyo7pKgEav0xCj90A3q1M3Emob6/sejttWgqoFwrv9DtdHmo hRHcQd347bxQG0uXGoJJEcoW2SfbOdeV3WcL34e20sZXUBWLbRhzo2qY2ISXOq/KDr NPDVJumpVI8+ClU80NQlO8CfJKzWPr/QQGOzuPFA3sEdzkcyF/UgXKli9RHxEX78WZ CQlPOSizJi6ZMRyHEmMDihy+1kyVEberbO3eJTkoRXK+VI1I9nwgh723zZ82n5oFKG ajZ8jMWifKoUmoK1BzT25Gq7KC/goEiz9nXXxM3tcewSNzQXt4i9YcfNJDRKeHHLmP jTQZoAOVjoY2Q== Message-ID: <3864e374-b045-4317-85bf-ec3a2d3d7940@kernel.org> Date: Mon, 28 Jul 2025 15:11:54 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 1/2] dt-bindings: remoteproc: Add C906L rproc for Sophgo CV1800B SoC To: Junhui Liu , Bjorn Andersson , Mathieu Poirier , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen Wang , Inochi Amaoto , Philipp Zabel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti Cc: linux-remoteproc@vger.kernel.org, devicetree@vger.kernel.org, sophgo@lists.linux.dev, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org References: <20250728-cv1800-rproc-v2-0-5bbee4abe9dc@pigmoral.tech> <20250728-cv1800-rproc-v2-1-5bbee4abe9dc@pigmoral.tech> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On 28/07/2025 13:03, Junhui Liu wrote: > + > + firmware-name: > + maxItems: 1 > + > + mbox-names: > + items: > + - const: tx > + - const: rx > + > + mboxes: First go mboxes, then mboxes-names. ALWAYS. > + description: > + This property is required only if the rpmsg/virtio functionality is used. > + (see mailbox/sophgo,cv1800b-mailbox.yaml) > + items: > + - description: mailbox channel to send data to C906L > + - description: mailbox channel to receive data from C906L > + > + memory-region: > + description: > + List of phandles to reserved memory regions used by the remote processor. > + The first region is required and provides the firmware region for the > + remote processor. The following regions (vdev buffer, vrings) are optional > + and are only required if rpmsg/virtio functionality is used. > + minItems: 1 Why isn't this constrained? > + items: > + - description: firmware region > + - description: vdev buffer > + - description: vring0 > + - description: vring1 > + additionalItems: true No, drop. This needs to be constrained. > + > + resets: > + maxItems: 1 > + > + sophgo,syscon: > + $ref: /schemas/types.yaml#/definitions/phandle > + description: > + A phandle to the SEC_SYS region, used for configuration of the remote > + processor. > + > +required: > + - compatible > + - firmware-name > + - memory-region > + - resets > + - sophgo,syscon Why mboxes are not required? > + > +additionalProperties: false > + > +examples: > + - | > + c906l-rproc { Node names should be generic. See also an explanation and list of examples (not exhaustive) in DT specification: https://devicetree-specification.readthedocs.io/en/latest/chapter2-devicetree-basics.html#generic-names-recommendation Best regards, Krzysztof _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv