From patchwork Tue Nov 26 11:50:43 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "andrew-sh.cheng" X-Patchwork-Id: 11261995 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 C60F5913 for ; Tue, 26 Nov 2019 11:52:04 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 678122073F for ; Tue, 26 Nov 2019 11:52:04 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="gU75RcXK"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="Jit1QBCn" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 678122073F 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=bombadil.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=S5WjGbDZrrSBfwSIkEgPiuiekTDenrFZsNqeWAFXBV0=; b=gU75RcXKCZ/XIV iqicekKLfnvxHujnaOdaqlZWqzovCXm0MSsMN+hwf0lLe3PbHb/pTM+KPvjBPDeyA2+8/lGLo3KYi mV+y7j6ExJaB11xUSYCgFXG46UoEPNk5EUMHAEnwR0qVJrhJ8t31kYAbCfCuVBWzX9EvspvR8wO2s m3PZV18BVELnx84tC1h8Nh72GlEhyhZ+RKyJbU1u3plvAibHo5x84z0AIPJ+//X/kS2o9b7EEm6+3 kZaF2pQe0xWN80zRTfJ2/HqVvhFLR4oSP/E0e/0zgW2gZkx+tHbo1VktSUCja++lZCZ+fH83sEjGA 08FuDCpP4I06uP2+ohGA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iZZNw-0001q9-JG; Tue, 26 Nov 2019 11:52:00 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1iZZNO-0000Bp-BA; Tue, 26 Nov 2019 11:51:30 +0000 X-UUID: 7a9a676c30804ff58447a2a45e582c79-20191126 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=TAC2t4iFfrEbkB3/t23Ja5izb+mns8zyK7JUaEluMxE=; b=Jit1QBCnEcbg8ly+4kEwQZcUNdRHbW9/mAKOD0kBXIe/3ter8Bkygw37axfs8mWDPB+mKhSC0hU2ZVLB2NnXQYNvA+OPBUtCHMwgBMROY9mGX/53uWOEOlZDqgcf4aouRMKI1mFYedRgzhJTjF+CMT7oyTJ0B0XFzSDbKXb9kSM=; X-UUID: 7a9a676c30804ff58447a2a45e582c79-20191126 Received: from mtkcas68.mediatek.inc [(172.29.94.19)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1845158833; Tue, 26 Nov 2019 03:51:20 -0800 Received: from MTKMBS02N1.mediatek.inc (172.21.101.77) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Tue, 26 Nov 2019 03:51:53 -0800 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs02n1.mediatek.inc (172.21.101.77) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Tue, 26 Nov 2019 19:51:12 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Tue, 26 Nov 2019 19:51:15 +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" Subject: [v5, PATCH 2/5] dt-bindings: devfreq: add compatible for mt8183 cci devfreq Date: Tue, 26 Nov 2019 19:50:43 +0800 Message-ID: <1574769046-28449-3-git-send-email-andrew-sh.cheng@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1574769046-28449-1-git-send-email-andrew-sh.cheng@mediatek.com> References: <1574769046-28449-1-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-20191126_035126_567603_9917F2CF X-CRM114-Status: UNSURE ( 9.72 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [216.200.240.184 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an 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_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -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, fan.chen@mediatek.com, 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. Signed-off-by: Andrew-sh.Cheng --- .../bindings/devfreq/mt8183-cci-devfreq.txt | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 Documentation/devicetree/bindings/devfreq/mt8183-cci-devfreq.txt diff --git a/Documentation/devicetree/bindings/devfreq/mt8183-cci-devfreq.txt b/Documentation/devicetree/bindings/devfreq/mt8183-cci-devfreq.txt new file mode 100644 index 000000000000..a65a70bb9f09 --- /dev/null +++ b/Documentation/devicetree/bindings/devfreq/mt8183-cci-devfreq.txt @@ -0,0 +1,20 @@ +* Mediatek Cache Coherent Interconnect(CCI) frequency device + +Required properties: +- compatible: should contain "mediatek,mt8183-cci" for frequency scaling of CCI +- clocks: for frequency scaling of CCI +- clock-names: for frequency scaling of CCI driver to reference +- regulator: for voltage scaling of CCI +- operating-points-v2: for frequency scaling of CCI opp table + +Example: + cci: cci { + compatible = "mediatek,mt8183-cci"; + clocks = <&apmixedsys CLK_APMIXED_CCIPLL>; + clock-names = "cci_clock"; + operating-points-v2 = <&cci_opp>; + }; + + &cci { + proc-supply = <&mt6358_vproc12_reg>; + }; \ No newline at end of file