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 X-Spam-Level: X-Spam-Status: No, score=-11.6 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,NICE_REPLY_A,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 64153C433DF for ; Tue, 21 Jul 2020 16:40:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3F51620792 for ; Tue, 21 Jul 2020 16:40:38 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="dQ0GU478" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727058AbgGUQkh (ORCPT ); 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Tue, 21 Jul 2020 11:40:33 -0500 Received: from lelv0326.itg.ti.com (10.180.67.84) by DFLE110.ent.ti.com (10.64.6.31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Tue, 21 Jul 2020 11:40:33 -0500 Received: from [10.250.34.248] (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 06LGeX4R041637; Tue, 21 Jul 2020 11:40:33 -0500 Subject: Re: [PATCH v4 3/6] dt-bindings: remoteproc: Add common TI SCI rproc bindings To: Rob Herring , Lokesh Vutla CC: Bjorn Andersson , Mathieu Poirier , "open list:REMOTE PROCESSOR (REMOTEPROC) SUBSYSTEM" , , "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" , "linux-kernel@vger.kernel.org" References: <20200717234800.9423-1-s-anna@ti.com> <20200717234800.9423-4-s-anna@ti.com> From: Suman Anna Message-ID: <647642d5-5021-363f-c9c9-3714a826436c@ti.com> Date: Tue, 21 Jul 2020 11:40:33 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="utf-8"; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-remoteproc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-remoteproc@vger.kernel.org Hi Rob, On 7/21/20 10:53 AM, Rob Herring wrote: > On Fri, Jul 17, 2020 at 5:48 PM Suman Anna wrote: >> >> Add a bindings document that lists the common TI SCI properties >> used by the K3 R5F and DSP remoteproc devices. >> >> Signed-off-by: Suman Anna >> --- >> v4: Addressed both of Rob's review comments on ti,sci-proc-ids property >> v3: https://patchwork.kernel.org/patch/11602317/ >> >> .../bindings/remoteproc/ti,k3-sci-proc.yaml | 48 +++++++++++++++++++ >> 1 file changed, 48 insertions(+) >> create mode 100644 Documentation/devicetree/bindings/remoteproc/ti,k3-sci-proc.yaml >> >> diff --git a/Documentation/devicetree/bindings/remoteproc/ti,k3-sci-proc.yaml b/Documentation/devicetree/bindings/remoteproc/ti,k3-sci-proc.yaml >> new file mode 100644 >> index 000000000000..0dca2ffdbc48 >> --- /dev/null >> +++ b/Documentation/devicetree/bindings/remoteproc/ti,k3-sci-proc.yaml >> @@ -0,0 +1,48 @@ >> +# SPDX-License-Identifier: (GPL-2.0-only or BSD-2-Clause) >> +%YAML 1.2 >> +--- >> +$id: http://devicetree.org/schemas/remoteproc/ti,k3-sci-proc.yaml# >> +$schema: http://devicetree.org/meta-schemas/core.yaml# >> + >> +title: Common TI K3 remote processor device bindings >> + >> +maintainers: >> + - Suman Anna >> + >> +description: | >> + The TI K3 family of SoCs usually have one or more remote processor sub-systems >> + like the dual-core R5F sub-system or a C66x or C71x DSP processor subsystem. >> + The device management of these remote processors is managed by a dedicated >> + System Processor, and the communication with that processor is managed through >> + the TI-SCI protocol. >> + >> + Each remote processor device node should define a common set of properties >> + that allows the System Processor firmware to perform the device management >> + such as powering the IPs, asserting/deasserting the resets for each of these >> + processors. >> + >> +properties: >> + ti,sci: >> + $ref: /schemas/types.yaml#/definitions/phandle >> + description: >> + Should be a phandle to the TI-SCI System Controller node >> + >> + ti,sci-dev-id: >> + $ref: /schemas/types.yaml#/definitions/uint32 >> + description: | >> + Should contain the TI-SCI device id corresponding to the remote processor >> + core. Please refer to the corresponding System Controller documentation >> + for valid values. > > These also apply on Lokesh's series converting ti,sci-int[ra] > bindings. Please rework to use for both. OK. > >> + >> + ti,sci-proc-ids: >> + description: Should contain a single tuple of . >> + $ref: /schemas/types.yaml#/definitions/uint32-array >> + items: >> + - description: TI-SCI processor id for the remote processor device >> + - description: TI-SCI host id to which processor control ownership >> + should be transferred to This property is not required for the ti,sci-int[ra]. I can plan to move this to a common location like Documentation/devicetree/bindings/arm/keystone/ and let the individual bindings define the required properties. Does that sound ok to you? regards Suman >> + >> +required: >> + - ti,sci >> + - ti,sci-dev-id >> + - ti,sci-proc-ids >> -- >> 2.26.0 >> 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 X-Spam-Level: X-Spam-Status: No, score=-11.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,NICE_REPLY_A,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D2AF8C433E6 for ; Tue, 21 Jul 2020 16:42:10 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id A4D38207BB for ; 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Tue, 21 Jul 2020 11:40:33 -0500 Subject: Re: [PATCH v4 3/6] dt-bindings: remoteproc: Add common TI SCI rproc bindings To: Rob Herring , Lokesh Vutla References: <20200717234800.9423-1-s-anna@ti.com> <20200717234800.9423-4-s-anna@ti.com> From: Suman Anna Message-ID: <647642d5-5021-363f-c9c9-3714a826436c@ti.com> Date: Tue, 21 Jul 2020 11:40:33 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200721_124036_078444_A61FD918 X-CRM114-Status: GOOD ( 17.63 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Mathieu Poirier , "open list:REMOTE PROCESSOR \(REMOTEPROC\) SUBSYSTEM" , "linux-kernel@vger.kernel.org" , Bjorn Andersson , "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Rob, On 7/21/20 10:53 AM, Rob Herring wrote: > On Fri, Jul 17, 2020 at 5:48 PM Suman Anna wrote: >> >> Add a bindings document that lists the common TI SCI properties >> used by the K3 R5F and DSP remoteproc devices. >> >> Signed-off-by: Suman Anna >> --- >> v4: Addressed both of Rob's review comments on ti,sci-proc-ids property >> v3: https://patchwork.kernel.org/patch/11602317/ >> >> .../bindings/remoteproc/ti,k3-sci-proc.yaml | 48 +++++++++++++++++++ >> 1 file changed, 48 insertions(+) >> create mode 100644 Documentation/devicetree/bindings/remoteproc/ti,k3-sci-proc.yaml >> >> diff --git a/Documentation/devicetree/bindings/remoteproc/ti,k3-sci-proc.yaml b/Documentation/devicetree/bindings/remoteproc/ti,k3-sci-proc.yaml >> new file mode 100644 >> index 000000000000..0dca2ffdbc48 >> --- /dev/null >> +++ b/Documentation/devicetree/bindings/remoteproc/ti,k3-sci-proc.yaml >> @@ -0,0 +1,48 @@ >> +# SPDX-License-Identifier: (GPL-2.0-only or BSD-2-Clause) >> +%YAML 1.2 >> +--- >> +$id: http://devicetree.org/schemas/remoteproc/ti,k3-sci-proc.yaml# >> +$schema: http://devicetree.org/meta-schemas/core.yaml# >> + >> +title: Common TI K3 remote processor device bindings >> + >> +maintainers: >> + - Suman Anna >> + >> +description: | >> + The TI K3 family of SoCs usually have one or more remote processor sub-systems >> + like the dual-core R5F sub-system or a C66x or C71x DSP processor subsystem. >> + The device management of these remote processors is managed by a dedicated >> + System Processor, and the communication with that processor is managed through >> + the TI-SCI protocol. >> + >> + Each remote processor device node should define a common set of properties >> + that allows the System Processor firmware to perform the device management >> + such as powering the IPs, asserting/deasserting the resets for each of these >> + processors. >> + >> +properties: >> + ti,sci: >> + $ref: /schemas/types.yaml#/definitions/phandle >> + description: >> + Should be a phandle to the TI-SCI System Controller node >> + >> + ti,sci-dev-id: >> + $ref: /schemas/types.yaml#/definitions/uint32 >> + description: | >> + Should contain the TI-SCI device id corresponding to the remote processor >> + core. Please refer to the corresponding System Controller documentation >> + for valid values. > > These also apply on Lokesh's series converting ti,sci-int[ra] > bindings. Please rework to use for both. OK. > >> + >> + ti,sci-proc-ids: >> + description: Should contain a single tuple of . >> + $ref: /schemas/types.yaml#/definitions/uint32-array >> + items: >> + - description: TI-SCI processor id for the remote processor device >> + - description: TI-SCI host id to which processor control ownership >> + should be transferred to This property is not required for the ti,sci-int[ra]. I can plan to move this to a common location like Documentation/devicetree/bindings/arm/keystone/ and let the individual bindings define the required properties. Does that sound ok to you? regards Suman >> + >> +required: >> + - ti,sci >> + - ti,sci-dev-id >> + - ti,sci-proc-ids >> -- >> 2.26.0 >> _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel