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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,UNPARSEABLE_RELAY, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 51622C43219 for ; Tue, 30 Apr 2019 11:21:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 26CEE21734 for ; Tue, 30 Apr 2019 11:21:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727681AbfD3LVg (ORCPT ); Tue, 30 Apr 2019 07:21:36 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:33963 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726129AbfD3LVf (ORCPT ); Tue, 30 Apr 2019 07:21:35 -0400 X-UUID: fe58e1bc20b74c34aac0d21a6cfca7f5-20190430 X-UUID: fe58e1bc20b74c34aac0d21a6cfca7f5-20190430 Received: from mtkcas08.mediatek.inc [(172.21.101.126)] by mailgw02.mediatek.com (envelope-from ) (mhqrelay.mediatek.com ESMTP with TLS) with ESMTP id 1490610211; Tue, 30 Apr 2019 19:21:31 +0800 Received: from mtkcas09.mediatek.inc (172.21.101.178) by mtkmbs08n2.mediatek.inc (172.21.101.56) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Tue, 30 Apr 2019 19:21:29 +0800 Received: from mtkslt207.mediatek.inc (10.21.15.94) by mtkcas09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Tue, 30 Apr 2019 19:21:29 +0800 From: Roger Lu To: Rob Herring , Matthias Brugger , Viresh Kumar , Stephen Boyd , "Rafael J . Wysocki" CC: Mark Rutland , Nishanth Menon , Kevin Hilman , Roger Lu , , , , , Subject: [RFC v1 1/3] dt-bindings: soc: add mtk svs dt-bindings Date: Tue, 30 Apr 2019 19:20:10 +0800 Message-ID: <20190430112012.4514-2-roger.lu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20190430112012.4514-1-roger.lu@mediatek.com> References: <20190430112012.4514-1-roger.lu@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain X-TM-SNTS-SMTP: E98BCA2A6482E39BD36EDBBB3E007502447FBA8A75806DE18C05AF44705A47AC2000:8 X-MTK: N Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Document the binding for enabling mtk svs on MediaTek SoC. Signed-off-by: Roger Lu --- .../devicetree/bindings/power/mtk-svs.txt | 70 +++++++++++++++++++ 1 file changed, 70 insertions(+) create mode 100644 Documentation/devicetree/bindings/power/mtk-svs.txt diff --git a/Documentation/devicetree/bindings/power/mtk-svs.txt b/Documentation/devicetree/bindings/power/mtk-svs.txt new file mode 100644 index 000000000000..355329db74ba --- /dev/null +++ b/Documentation/devicetree/bindings/power/mtk-svs.txt @@ -0,0 +1,70 @@ +* Mediatek Smart Voltage Scaling (MTK SVS) + +This describes the device tree binding for the MTK SVS controller +which helps provide the optimized CPU/GPU/CCI voltages. This device also +needs thermal data to calculate thermal slope for accurately compensate +the voltages when temperature change. + +Required properties: +- compatible: + - "mediatek,mt8183-svs" : For MT8183 family of SoCs +- reg: Address range of the MTK SVS controller. +- interrupts: IRQ for the MTK SVS controller. +- clocks, clock-names: Clocks needed for the svs controller. required + clocks are: + "main_clk": Main clock needed for register access +- nvmem-cells: Phandle to the calibration data provided by a nvmem device. +- nvmem-cell-names: Should be "svs-calibration-data" and "calibration-data" +- svs_xxx: Phandle of svs_bank device for controlling corresponding opp + table and power-domains. +- vxxx-supply: Phandle to each regulator. vxxx can be "vcpu_little", + "vcpu_big", "vcci" and "vgpu". + +Example: + + svs: svs@1100b000 { + compatible = "mediatek,mt8183-svs"; + reg = <0 0x1100b000 0 0x1000>; + interrupts = ; + clocks = <&infracfg CLK_INFRA_THERM>; + clock-names = "main_clk"; + nvmem-cells = <&svs_calibration>, <&thermal_calibration>; + nvmem-cell-names = "svs-calibration-data", "calibration-data"; + + svs_cpu_little: svs_cpu_little { + compatible = "mediatek,mt8183-svs-cpu-little"; + operating-points-v2 = <&cluster0_opp>; + }; + + svs_cpu_big: svs_cpu_big { + compatible = "mediatek,mt8183-svs-cpu-big"; + operating-points-v2 = <&cluster1_opp>; + }; + + svs_cci: svs_cci { + compatible = "mediatek,mt8183-svs-cci"; + operating-points-v2 = <&cluster2_opp>; + }; + + svs_gpu: svs_gpu { + compatible = "mediatek,mt8183-svs-gpu"; + power-domains = <&scpsys MT8183_POWER_DOMAIN_MFG_2D>; + operating-points-v2 = <&gpu_opp_table>; + }; + }; + + &svs_cpu_little { + vcpu_little-supply = <&mt6358_vproc12_reg>; + }; + + &svs_cpu_big { + vcpu_big-supply = <&mt6358_vproc11_reg>; + }; + + &svs_cci { + vcci-supply = <&mt6358_vproc12_reg>; + }; + + &svs_gpu { + vgpu-spply = <&mt6358_vgpu_reg>; + }; -- 2.18.0 From mboxrd@z Thu Jan 1 00:00:00 1970 From: Roger Lu Subject: [RFC v1 1/3] dt-bindings: soc: add mtk svs dt-bindings Date: Tue, 30 Apr 2019 19:20:10 +0800 Message-ID: <20190430112012.4514-2-roger.lu@mediatek.com> References: <20190430112012.4514-1-roger.lu@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <20190430112012.4514-1-roger.lu@mediatek.com> Sender: linux-kernel-owner@vger.kernel.org To: Rob Herring , Matthias Brugger , Viresh Kumar , Stephen Boyd , "Rafael J . Wysocki" Cc: Mark Rutland , Nishanth Menon , Kevin Hilman , Roger Lu , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org List-Id: devicetree@vger.kernel.org Document the binding for enabling mtk svs on MediaTek SoC. Signed-off-by: Roger Lu --- .../devicetree/bindings/power/mtk-svs.txt | 70 +++++++++++++++++++ 1 file changed, 70 insertions(+) create mode 100644 Documentation/devicetree/bindings/power/mtk-svs.txt diff --git a/Documentation/devicetree/bindings/power/mtk-svs.txt b/Documentation/devicetree/bindings/power/mtk-svs.txt new file mode 100644 index 000000000000..355329db74ba --- /dev/null +++ b/Documentation/devicetree/bindings/power/mtk-svs.txt @@ -0,0 +1,70 @@ +* Mediatek Smart Voltage Scaling (MTK SVS) + +This describes the device tree binding for the MTK SVS controller +which helps provide the optimized CPU/GPU/CCI voltages. This device also +needs thermal data to calculate thermal slope for accurately compensate +the voltages when temperature change. + +Required properties: +- compatible: + - "mediatek,mt8183-svs" : For MT8183 family of SoCs +- reg: Address range of the MTK SVS controller. +- interrupts: IRQ for the MTK SVS controller. +- clocks, clock-names: Clocks needed for the svs controller. required + clocks are: + "main_clk": Main clock needed for register access +- nvmem-cells: Phandle to the calibration data provided by a nvmem device. +- nvmem-cell-names: Should be "svs-calibration-data" and "calibration-data" +- svs_xxx: Phandle of svs_bank device for controlling corresponding opp + table and power-domains. +- vxxx-supply: Phandle to each regulator. vxxx can be "vcpu_little", + "vcpu_big", "vcci" and "vgpu". + +Example: + + svs: svs@1100b000 { + compatible = "mediatek,mt8183-svs"; + reg = <0 0x1100b000 0 0x1000>; + interrupts = ; + clocks = <&infracfg CLK_INFRA_THERM>; + clock-names = "main_clk"; + nvmem-cells = <&svs_calibration>, <&thermal_calibration>; + nvmem-cell-names = "svs-calibration-data", "calibration-data"; + + svs_cpu_little: svs_cpu_little { + compatible = "mediatek,mt8183-svs-cpu-little"; + operating-points-v2 = <&cluster0_opp>; + }; + + svs_cpu_big: svs_cpu_big { + compatible = "mediatek,mt8183-svs-cpu-big"; + operating-points-v2 = <&cluster1_opp>; + }; + + svs_cci: svs_cci { + compatible = "mediatek,mt8183-svs-cci"; + operating-points-v2 = <&cluster2_opp>; + }; + + svs_gpu: svs_gpu { + compatible = "mediatek,mt8183-svs-gpu"; + power-domains = <&scpsys MT8183_POWER_DOMAIN_MFG_2D>; + operating-points-v2 = <&gpu_opp_table>; + }; + }; + + &svs_cpu_little { + vcpu_little-supply = <&mt6358_vproc12_reg>; + }; + + &svs_cpu_big { + vcpu_big-supply = <&mt6358_vproc11_reg>; + }; + + &svs_cci { + vcci-supply = <&mt6358_vproc12_reg>; + }; + + &svs_gpu { + vgpu-spply = <&mt6358_vgpu_reg>; + }; -- 2.18.0 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=-9.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED,USER_AGENT_GIT 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 57C81C46470 for ; 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Tue, 30 Apr 2019 03:21:38 -0800 Received: from mtkmbs08n2.mediatek.inc (172.21.101.56) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Tue, 30 Apr 2019 04:21:37 -0700 Received: from mtkcas09.mediatek.inc (172.21.101.178) by mtkmbs08n2.mediatek.inc (172.21.101.56) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Tue, 30 Apr 2019 19:21:29 +0800 Received: from mtkslt207.mediatek.inc (10.21.15.94) by mtkcas09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Tue, 30 Apr 2019 19:21:29 +0800 From: Roger Lu To: Rob Herring , Matthias Brugger , Viresh Kumar , Stephen Boyd , "Rafael J . Wysocki" Subject: [RFC v1 1/3] dt-bindings: soc: add mtk svs dt-bindings Date: Tue, 30 Apr 2019 19:20:10 +0800 Message-ID: <20190430112012.4514-2-roger.lu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20190430112012.4514-1-roger.lu@mediatek.com> References: <20190430112012.4514-1-roger.lu@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: E98BCA2A6482E39BD36EDBBB3E007502447FBA8A75806DE18C05AF44705A47AC2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190430_042145_392990_9FD97E22 X-CRM114-Status: GOOD ( 11.15 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Nishanth Menon , devicetree@vger.kernel.org, linux-pm@vger.kernel.org, Kevin Hilman , Roger Lu , linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Document the binding for enabling mtk svs on MediaTek SoC. Signed-off-by: Roger Lu --- .../devicetree/bindings/power/mtk-svs.txt | 70 +++++++++++++++++++ 1 file changed, 70 insertions(+) create mode 100644 Documentation/devicetree/bindings/power/mtk-svs.txt diff --git a/Documentation/devicetree/bindings/power/mtk-svs.txt b/Documentation/devicetree/bindings/power/mtk-svs.txt new file mode 100644 index 000000000000..355329db74ba --- /dev/null +++ b/Documentation/devicetree/bindings/power/mtk-svs.txt @@ -0,0 +1,70 @@ +* Mediatek Smart Voltage Scaling (MTK SVS) + +This describes the device tree binding for the MTK SVS controller +which helps provide the optimized CPU/GPU/CCI voltages. This device also +needs thermal data to calculate thermal slope for accurately compensate +the voltages when temperature change. + +Required properties: +- compatible: + - "mediatek,mt8183-svs" : For MT8183 family of SoCs +- reg: Address range of the MTK SVS controller. +- interrupts: IRQ for the MTK SVS controller. +- clocks, clock-names: Clocks needed for the svs controller. required + clocks are: + "main_clk": Main clock needed for register access +- nvmem-cells: Phandle to the calibration data provided by a nvmem device. +- nvmem-cell-names: Should be "svs-calibration-data" and "calibration-data" +- svs_xxx: Phandle of svs_bank device for controlling corresponding opp + table and power-domains. +- vxxx-supply: Phandle to each regulator. vxxx can be "vcpu_little", + "vcpu_big", "vcci" and "vgpu". + +Example: + + svs: svs@1100b000 { + compatible = "mediatek,mt8183-svs"; + reg = <0 0x1100b000 0 0x1000>; + interrupts = ; + clocks = <&infracfg CLK_INFRA_THERM>; + clock-names = "main_clk"; + nvmem-cells = <&svs_calibration>, <&thermal_calibration>; + nvmem-cell-names = "svs-calibration-data", "calibration-data"; + + svs_cpu_little: svs_cpu_little { + compatible = "mediatek,mt8183-svs-cpu-little"; + operating-points-v2 = <&cluster0_opp>; + }; + + svs_cpu_big: svs_cpu_big { + compatible = "mediatek,mt8183-svs-cpu-big"; + operating-points-v2 = <&cluster1_opp>; + }; + + svs_cci: svs_cci { + compatible = "mediatek,mt8183-svs-cci"; + operating-points-v2 = <&cluster2_opp>; + }; + + svs_gpu: svs_gpu { + compatible = "mediatek,mt8183-svs-gpu"; + power-domains = <&scpsys MT8183_POWER_DOMAIN_MFG_2D>; + operating-points-v2 = <&gpu_opp_table>; + }; + }; + + &svs_cpu_little { + vcpu_little-supply = <&mt6358_vproc12_reg>; + }; + + &svs_cpu_big { + vcpu_big-supply = <&mt6358_vproc11_reg>; + }; + + &svs_cci { + vcci-supply = <&mt6358_vproc12_reg>; + }; + + &svs_gpu { + vgpu-spply = <&mt6358_vgpu_reg>; + }; -- 2.18.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel