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a=ed25519-sha256; c=relaxed/relaxed; t=1686847854; s=strato-dkim-0003; d=gerhold.net; h=Cc:To:Message-Id:Date:Subject:From:Cc:Date:From:Subject:Sender; bh=9/8QJ+83SZcgzyzGg/ZFQUfcHWHODKJgtfjIafRsPyA=; b=k2QyQAiSYag3CntnROxXNGAizBsC7HYHpctzhG4w9q2W6C4+xndI7rx3u4TgwvsODi MyIf57S4i7+J7NK0eUBw== X-RZG-AUTH: ":P3gBZUipdd93FF5ZZvYFPugejmSTVR2nRPhVOQjVd4CteZ/7jYgS+mLFY+H0JAn9VOf59w==" Received: from [192.168.244.3] by smtp.strato.de (RZmta 49.6.0 DYNA|AUTH) with ESMTPSA id D0d0a8z5FGos42b (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256 bits)) (Client did not present a certificate); Thu, 15 Jun 2023 18:50:54 +0200 (CEST) From: Stephan Gerhold Subject: [PATCH v3 00/13] Add dedicated device tree node for RPM processor/subsystem Date: Thu, 15 Jun 2023 18:50:33 +0200 Message-Id: <20230531-rpm-rproc-v3-0-a07dcdefd918@gerhold.net> MIME-Version: 1.0 X-B4-Tracking: v=1; b=H4sIAFlBi2QC/3WNyw7CIBBFf6VhLYZHi9WV/2FcUJgWkgoNVKJp+ u9OuzPRxSzOzZx7F5IhecjkUi0kQfHZx4AgDxUxTocBqLfIRDAhWSM5TdMDL0VDT00rVd3Ks7G W4H+nM9Au6WAcGuE5jhhOCXr/2gdud2Tn8xzTe98rfEt/VRdOGQWmZacs8J7X1wGSi6M9BpjJ1 lPEX1eg2yhda8ZMKxT7dtd1/QDD2RAo9QAAAA== To: Bjorn Andersson Cc: Andy Gross , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Mathieu Poirier , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-remoteproc@vger.kernel.org, Stephan Gerhold , Krzysztof Kozlowski X-Mailer: b4 0.12.2 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, SPF_HELO_PASS,SPF_NONE,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org The Resource Power Manager (RPM) currently does not have a dedicated device tree node that represents the remoteproc/subsystem. The functionality exposed through the SMD/GLINK channels is described in top-level nodes of the device tree. This makes it hard to group other functionality provided by the RPM together in the device tree. This series adds a single top-level remoteproc-rpm/rpm-proc device tree node that groups all RPM functionality together. Signed-off-by: Stephan Gerhold --- Changes in v3: - Rename "glink-rpm" -> "glink-edge" for consistency - Add extra patch that drops $nodename from qcom,glink-edge.yaml to allow using the same node name for glink-rpm-edge (Krzysztof) - Link to v2: https://lore.kernel.org/r/20230531-rpm-rproc-v2-0-56a4a00c8260@gerhold.net Changes in v2: - Pick up review/test tags from Konrad and Krzysztof - Rename "remoteproc-rpm" -> "remoteproc" everywhere (Krzysztof/Konrad) - "dt-bindings: remoteproc: Add Qualcomm RPM processor/subsystem" - Squash with other dt-bindings changes to have atomic refactoring (Krzysztof) - Add diagrams from discussion as clarification - "soc: qcom: smem: Add qcom_smem_is_available()" - Add return documentation in qcom_smem_is_available() (Konrad) - "soc: qcom: Add RPM processor/subsystem driver" - Add missing of_node_put(), fix children (Konrad) - Add depends on RPMSG_QCOM_SMD || RPMSG_QCOM_SMD=n to fix build error in weird kernel configurations (kernel test robot) - Link to v1: https://lore.kernel.org/r/20230531-rpm-rproc-v1-0-e0a3b6de1f14@gerhold.net --- Stephan Gerhold (13): dt-bindings soc: qcom: smd-rpm: Fix sort order dt-bindings: soc: qcom: smd-rpm: Add MSM8909 to qcom,smd-channels dt-bindings: soc: qcom: smd-rpm: Add some more compatibles soc: qcom: smd-rpm: Match rpmsg channel instead of compatible dt-bindings: remoteproc: glink-rpm-edge: Use "glink-edge" as node name dt-bindings: remoteproc: Add Qualcomm RPM processor/subsystem soc: qcom: smem: Add qcom_smem_is_available() rpmsg: qcom_smd: Use qcom_smem_is_available() soc: qcom: Add RPM processor/subsystem driver arm64: dts: qcom: Add rpm-proc node for SMD platforms arm64: dts: qcom: Add rpm-proc node for GLINK gplatforms ARM: dts: qcom: Add rpm-proc node for SMD platforms ARM: dts: qcom: apq8064: Drop redundant /smd node .../bindings/remoteproc/qcom,glink-edge.yaml | 3 - .../bindings/remoteproc/qcom,glink-rpm-edge.yaml | 2 +- .../bindings/remoteproc/qcom,rpm-proc.yaml | 171 +++++++++++++++++++++ .../devicetree/bindings/soc/qcom/qcom,smd-rpm.yaml | 23 ++- .../devicetree/bindings/soc/qcom/qcom,smd.yaml | 7 + arch/arm/boot/dts/qcom-apq8064.dtsi | 40 ----- arch/arm/boot/dts/qcom-apq8084.dtsi | 6 +- arch/arm/boot/dts/qcom-msm8226.dtsi | 38 ++--- arch/arm/boot/dts/qcom-msm8974.dtsi | 44 +++--- arch/arm64/boot/dts/qcom/ipq6018.dtsi | 48 +++--- arch/arm64/boot/dts/qcom/ipq9574.dtsi | 28 ++-- arch/arm64/boot/dts/qcom/msm8916.dtsi | 6 +- arch/arm64/boot/dts/qcom/msm8939.dtsi | 112 +++++++------- arch/arm64/boot/dts/qcom/msm8953.dtsi | 136 ++++++++-------- arch/arm64/boot/dts/qcom/msm8976.dtsi | 152 +++++++++--------- arch/arm64/boot/dts/qcom/msm8994.dtsi | 99 ++++++------ arch/arm64/boot/dts/qcom/msm8996.dtsi | 113 +++++++------- arch/arm64/boot/dts/qcom/msm8998.dtsi | 98 ++++++------ arch/arm64/boot/dts/qcom/qcm2290.dtsi | 126 +++++++-------- arch/arm64/boot/dts/qcom/qcs404.dtsi | 152 +++++++++--------- arch/arm64/boot/dts/qcom/sdm630.dtsi | 132 ++++++++-------- arch/arm64/boot/dts/qcom/sm6115.dtsi | 128 +++++++-------- arch/arm64/boot/dts/qcom/sm6125.dtsi | 140 +++++++++-------- arch/arm64/boot/dts/qcom/sm6375.dtsi | 126 +++++++-------- drivers/rpmsg/qcom_smd.c | 10 +- drivers/soc/qcom/Kconfig | 1 + drivers/soc/qcom/Makefile | 2 +- drivers/soc/qcom/rpm-proc.c | 77 ++++++++++ drivers/soc/qcom/smd-rpm.c | 35 ++--- drivers/soc/qcom/smem.c | 11 ++ include/linux/soc/qcom/smem.h | 1 + 31 files changed, 1162 insertions(+), 905 deletions(-) --- base-commit: d89ca618c27b9720f40c7f2b0cde673b51583059 change-id: 20230531-rpm-rproc-758364839cdd Best regards,