From patchwork Wed Apr 28 06:54:33 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Roger Lu X-Patchwork-Id: 429565 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=-8.9 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS,UNPARSEABLE_RELAY,UNWANTED_LANGUAGE_BODY,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 688D6C433B4 for ; Wed, 28 Apr 2021 07:34:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2A673613EE for ; Wed, 28 Apr 2021 07:34:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230317AbhD1HfP (ORCPT ); Wed, 28 Apr 2021 03:35:15 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:53384 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S229478AbhD1HfO (ORCPT ); Wed, 28 Apr 2021 03:35:14 -0400 X-UUID: d1c9e61e84f54e3484e7332fbdf65fd4-20210428 X-UUID: d1c9e61e84f54e3484e7332fbdf65fd4-20210428 Received: from mtkexhb01.mediatek.inc [(172.21.101.102)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1687296803; Wed, 28 Apr 2021 14:54:45 +0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs01n2.mediatek.inc (172.21.101.79) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 28 Apr 2021 14:54:42 +0800 Received: from mtksdaap41.mediatek.inc (172.21.77.4) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Wed, 28 Apr 2021 14:54:42 +0800 From: Roger Lu To: Matthias Brugger , Enric Balletbo Serra , Kevin Hilman , Rob Herring , Nicolas Boichat , Stephen Boyd , Philipp Zabel CC: Fan Chen , HenryC Chen , YT Lee , Xiaoqing Liu , Charles Yang , Angus Lin , Mark Rutland , Nishanth Menon , Roger Lu , , , , , , Subject: [PATCH v16 0/7] soc: mediatek: SVS: introduce MTK SVS Date: Wed, 28 Apr 2021 14:54:33 +0800 Message-ID: <20210428065440.3704-1-roger.lu@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-TM-SNTS-SMTP: 8A017A44F8733E750C40E683018EB1E5CFA6C167E86658109DCCEFA8E6B206AA2000:8 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org 1. SVS driver uses OPP adjust event in [1] to update OPP table voltage part. 2. SVS driver gets thermal/GPU device by node [2][3] and CPU device by get_cpu_device(). After retrieving subsys device, SVS driver calls device_link_add() to make sure probe/suspend callback priority. 3. SVS dts refers to reset controller [4] to help reset SVS HW. #mt8183 SVS related patches [1] https://patchwork.kernel.org/patch/11193513/ [2] https://patchwork.kernel.org/project/linux-mediatek/patch/20201013102358.22588-2-michael.kao@mediatek.com/ [3] https://patchwork.kernel.org/project/linux-mediatek/patch/20200306041345.259332-3-drinkcat@chromium.org/ #mt8192 SVS related patches [1] https://patchwork.kernel.org/patch/11193513/ [2] https://patchwork.kernel.org/project/linux-mediatek/patch/20201223074944.2061-1-michael.kao@mediatek.com/ [3] https://lore.kernel.org/patchwork/patch/1360551/ [4] https://patchwork.kernel.org/project/linux-mediatek/patch/20200817030324.5690-5-crystal.guo@mediatek.com/ changes since v15: - Put (*set_freqs_pct) and (*get_vops) in struct svs_bank because they are part of svs bank's operation - Add define "SVSB_INIT02_RM_DVTFIXED" and "SVSB_MON_VOLT_IGNORE" to make control clearly. - Remove unnecessary parenthesis Roger Lu (7): [v16,1/7] dt-bindings: soc: mediatek: add mtk svs dt-bindings [v16,2/7] arm64: dts: mt8183: add svs device information [v16,3/7] soc: mediatek: SVS: introduce MTK SVS engine [v16,4/7] soc: mediatek: SVS: add debug commands [v16,5/7] dt-bindings: soc: mediatek: add mt8192 svs dt-bindings [v16,6/7] arm64: dts: mt8192: add svs device information [v16,7/7] soc: mediatek: SVS: add mt8192 SVS GPU driver .../bindings/soc/mediatek/mtk-svs.yaml | 92 + arch/arm64/boot/dts/mediatek/mt8183.dtsi | 18 + arch/arm64/boot/dts/mediatek/mt8192.dtsi | 34 + drivers/soc/mediatek/Kconfig | 10 + drivers/soc/mediatek/Makefile | 1 + drivers/soc/mediatek/mtk-svs.c | 2524 +++++++++++++++++ 6 files changed, 2679 insertions(+) create mode 100644 Documentation/devicetree/bindings/soc/mediatek/mtk-svs.yaml create mode 100644 drivers/soc/mediatek/mtk-svs.c