From mboxrd@z Thu Jan 1 00:00:00 1970 From: Roger Lu Subject: PM / AVS: SVS: Introduce SVS engine Date: Tue, 30 Apr 2019 19:20:09 +0800 Message-ID: <20190430112012.4514-1-roger.lu@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: 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: linux-pm@vger.kernel.org The SVS (Smart Voltage Scaling) engine is a piece of hardware which is used to calculate optimized voltage values of several power domains, e.g. CPU/GPU/CCI, according to chip process corner, temperatures, and other factors. Then DVFS driver could apply those optimized voltage values to reduce power consumption. Roger Lu (3): dt-bindings: soc: add mtk svs dt-bindings arm64: dts: mt8183: add svs device information PM / AVS: SVS: Introduce SVS engine .../devicetree/bindings/power/mtk-svs.txt | 70 + arch/arm64/boot/dts/mediatek/mt8183-evb.dts | 16 + arch/arm64/boot/dts/mediatek/mt8183.dtsi | 46 + drivers/power/avs/Kconfig | 10 + drivers/power/avs/Makefile | 1 + drivers/power/avs/mtk_svs.c | 2084 +++++++++++++++++ include/linux/power/mtk_svs.h | 23 + 7 files changed, 2250 insertions(+) create mode 100644 Documentation/devicetree/bindings/power/mtk-svs.txt create mode 100644 drivers/power/avs/mtk_svs.c create mode 100644 include/linux/power/mtk_svs.h -- 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=-3.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,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 00107C43219 for ; Tue, 30 Apr 2019 11:22:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C63EE21707 for ; Tue, 30 Apr 2019 11:22:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727482AbfD3LVn (ORCPT ); Tue, 30 Apr 2019 07:21:43 -0400 Received: from mailgw01.mediatek.com ([210.61.82.183]:63519 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726129AbfD3LVm (ORCPT ); Tue, 30 Apr 2019 07:21:42 -0400 X-UUID: 076e88ce46a54436ad26c26934cb3b97-20190430 X-UUID: 076e88ce46a54436ad26c26934cb3b97-20190430 Received: from mtkcas09.mediatek.inc [(172.21.101.178)] by mailgw01.mediatek.com (envelope-from ) (mhqrelay.mediatek.com ESMTP with TLS) with ESMTP id 7084615; Tue, 30 Apr 2019 19:21:30 +0800 Received: from mtkcas09.mediatek.inc (172.21.101.178) by mtkmbs08n1.mediatek.inc (172.21.101.55) 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: PM / AVS: SVS: Introduce SVS engine Date: Tue, 30 Apr 2019 19:20:09 +0800 Message-ID: <20190430112012.4514-1-roger.lu@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" X-MTK: N Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org Message-ID: <20190430112009.n3Ssik5r8PJbUjNiE_FppN57K5KVS29nJDJqtc-qVQo@z> The SVS (Smart Voltage Scaling) engine is a piece of hardware which is used to calculate optimized voltage values of several power domains, e.g. CPU/GPU/CCI, according to chip process corner, temperatures, and other factors. Then DVFS driver could apply those optimized voltage values to reduce power consumption. Roger Lu (3): dt-bindings: soc: add mtk svs dt-bindings arm64: dts: mt8183: add svs device information PM / AVS: SVS: Introduce SVS engine .../devicetree/bindings/power/mtk-svs.txt | 70 + arch/arm64/boot/dts/mediatek/mt8183-evb.dts | 16 + arch/arm64/boot/dts/mediatek/mt8183.dtsi | 46 + drivers/power/avs/Kconfig | 10 + drivers/power/avs/Makefile | 1 + drivers/power/avs/mtk_svs.c | 2084 +++++++++++++++++ include/linux/power/mtk_svs.h | 23 + 7 files changed, 2250 insertions(+) create mode 100644 Documentation/devicetree/bindings/power/mtk-svs.txt create mode 100644 drivers/power/avs/mtk_svs.c create mode 100644 include/linux/power/mtk_svs.h -- 2.18.0