From patchwork Fri Jul 10 02:31:19 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "andrew-sh.cheng" X-Patchwork-Id: 11655471 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 158476C1 for ; Fri, 10 Jul 2020 02:42:06 +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 E2F6C20772 for ; Fri, 10 Jul 2020 02:42:05 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="oHOjMiSF"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="McmFEvDe" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E2F6C20772 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-ID:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=gHLHh17eOxnJ5srdnu7xoiZW4/jFhsqEGFdihi81GPI=; b=oHOjMiSFJdyeZbGYz4nianALR KjPE9izWjFX7godxi4VQBnO8pHRnuhjHW9hldWiVVlKWo5U7CHr00kTySYg8/SqYNgBaoXviIgl0O r7LVUkKnSn6I7z32LMR/D2kMbcNJbNCcG+PdJXp4k1dN/5n3NJyhb1WNWmSWxRjl/CJqR59FCdDjJ GsyvLgzAFcWxI1p/hAPwEC0azlBrKyeyZd1zpBpL4zu7va5nYfBG/6qRdHJ7X5CpgyU+XtJZ4k0uO 4iRP4TDTaJdH9JzY0TLqCn8qCMsTsQQSQGcsEmqrgGVmmvjwnWoYnqEUrFsiyzw3+EMFLpprlDwUH TZLLM+rdw==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jtiz6-0005tK-FZ; Fri, 10 Jul 2020 02:41:56 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jtiyn-0005hh-Je; Fri, 10 Jul 2020 02:41:39 +0000 X-UUID: e32170d48ba94ef8ae815450cc078f0d-20200709 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=w94ugB12Dg5XuNrwA0Cb+IjLtIyPqnRBlh/7JA8tvv4=; b=McmFEvDew0hw4faDKzE53clzZ3CNbxoA3vtzT34edGu/g+S7dhxSerTWvwUub30u0hVAKsFo1Q1jl1k4Hv+1jxsNVtVuIMJ+XnMiXtLTxjIRFkGGrWDnnrUrImd6SHbsEFLya85JzF2l33tILM0BwOm56X0dLlagBH5QOY7cO00=; X-UUID: e32170d48ba94ef8ae815450cc078f0d-20200709 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1206722094; Thu, 09 Jul 2020 18:41:30 -0800 Received: from MTKMBS07N2.mediatek.inc (172.21.101.141) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 9 Jul 2020 19:31:30 -0700 Received: from mtkcas07.mediatek.inc (172.21.101.84) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 10 Jul 2020 10:31:29 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 10 Jul 2020 10:31:29 +0800 From: Andrew-sh.Cheng To: MyungJoo Ham , Kyungmin Park , Chanwoo Choi , "Rob Herring" , Mark Rutland , "Matthias Brugger" , "Rafael J. Wysocki" , Viresh Kumar , Nishanth Menon , "Stephen Boyd" , Liam Girdwood , Mark Brown Subject: [PATCH v7 3/8] dt-bindings: devfreq: add compatible for mt8183 cci devfreq Date: Fri, 10 Jul 2020 10:31:19 +0800 Message-ID: <1594348284-14199-4-git-send-email-andrew-sh.cheng@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1594348284-14199-1-git-send-email-andrew-sh.cheng@mediatek.com> References: <1594348284-14199-1-git-send-email-andrew-sh.cheng@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200709_224137_837497_CAA188D6 X-CRM114-Status: GOOD ( 15.29 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 MIME_BASE64_TEXT RAW: Message text disguised using base64 encoding -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@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, "Andrew-sh.Cheng" , srv_heupstream@mediatek.com, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org From: "Andrew-sh.Cheng" This adds dt-binding documentation of cci devfreq for Mediatek MT8183 SoC platform. Change-Id: Ibec52fd49f1a56fa3b04ad95fd5268a5a31be865 Signed-off-by: Andrew-sh.Cheng --- .../devicetree/bindings/devfreq/mt8183-cci.yaml | 51 ++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 Documentation/devicetree/bindings/devfreq/mt8183-cci.yaml diff --git a/Documentation/devicetree/bindings/devfreq/mt8183-cci.yaml b/Documentation/devicetree/bindings/devfreq/mt8183-cci.yaml new file mode 100644 index 000000000000..a7341fd94097 --- /dev/null +++ b/Documentation/devicetree/bindings/devfreq/mt8183-cci.yaml @@ -0,0 +1,51 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/devfreq/mt8183-cci.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: CCI_DEVFREQ driver for MT8183. + +maintainers: + - Andrew-sh.Cheng + +description: | + This module is used to create CCI DEVFREQ. + The performance will depend on both CCI frequency and CPU frequency. + For MT8183, CCI co-buck with Little core. + Contain CCI opp table for voltage and frequency scaling. + +properties: + compatible: + const: "mediatek,mt8183-cci" + + clocks: + maxItems: 1 + + clock-names: + const: "cci" + + operating-points-v2: true + opp-table: true + + proc-supply: + description: + Phandle of the regulator that provides the supply voltage. + +required: + - compatible + - clocks + - clock-names + - proc-supply + +examples: + - | + #include + cci: cci { + compatible = "mediatek,mt8183-cci"; + clocks = <&apmixedsys CLK_APMIXED_CCIPLL>; + clock-names = "cci"; + operating-points-v2 = <&cci_opp>; + proc-supply = <&mt6358_vproc12_reg>; + }; +