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=-6.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,T_DKIMWL_WL_HIGH,UNPARSEABLE_RELAY,URIBL_BLOCKED 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 F27C9C04A6B for ; Wed, 8 May 2019 03:44:27 +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 C0FD621019 for ; Wed, 8 May 2019 03:44:27 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="YCWaYHlg" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C0FD621019 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.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: Date:To:From:Subject:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=LxZ/wbezRq4LC0wZbnmXLkdtVeiYBsec5BfhiSdrXmg=; b=YCWaYHlgzqF16/ 1JIRkXrMC9vTPBvzOcpnT8yh+yZ4JWfbPuijemRUfDm0cY7OaHNQ+wl2G7ODNyTylaciDfxbAXvNY d8t7NrIo9Hv5n76NApP0gjdbENL8r71hDQML3ncvoWxJtKYLi1xGyuNDgDpJWdWtb/P7ST0kzEAuj nI8TpmG2QDJul9W0Zn9x/M1ueE//taoGAsZ6aDWKAy9a9s+xst9iAtxvDx5jXVV5CqfzvGqUE11QX LPCA2QPF+5AlmNIZzzPLWl0YGb8knA2o7wkDk+NofH667m+GOYjPhOfUcWYXSP/VXW5p7V1/DAKa/ Mk+naZP/7GDTGAgEQumw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hODVG-0000kU-7z; Wed, 08 May 2019 03:44:22 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hODVD-0000k7-DL; Wed, 08 May 2019 03:44:21 +0000 X-UUID: 709bc265bb6e4060be92aa9caa12a301-20190507 X-UUID: 709bc265bb6e4060be92aa9caa12a301-20190507 Received: from mtkcas67.mediatek.inc [(172.29.193.45)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1640322019; Tue, 07 May 2019 19:44:05 -0800 Received: from MTKMBS01N1.mediatek.inc (172.21.101.68) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Tue, 7 May 2019 20:44:03 -0700 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs01n1.mediatek.inc (172.21.101.68) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 8 May 2019 11:43:55 +0800 Received: from [172.21.77.4] (172.21.77.4) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Wed, 8 May 2019 11:43:55 +0800 Message-ID: <1557287035.3936.2.camel@mtksdaap41> Subject: Re: [PATCH v5 03/12] dt-binding: gce: add binding for gce subsys property From: CK Hu To: Bibby Hsieh Date: Wed, 8 May 2019 11:43:55 +0800 In-Reply-To: <20190507081355.52630-4-bibby.hsieh@mediatek.com> References: <20190507081355.52630-1-bibby.hsieh@mediatek.com> <20190507081355.52630-4-bibby.hsieh@mediatek.com> X-Mailer: Evolution 3.10.4-0ubuntu2 MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190507_204419_451970_B2CD162D X-CRM114-Status: GOOD ( 16.31 ) 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: devicetree@vger.kernel.org, Nicolas Boichat , Philipp Zabel , srv_heupstream@mediatek.com, kendrick.hsu@mediatek.com, Daoyuan Huang , Sascha Hauer , Jassi Brar , linux-kernel@vger.kernel.org, Daniel Kurtz , Dennis-YC Hsieh , YT Shen , Rob Herring , linux-mediatek@lists.infradead.org, Houlong Wei , Sascha Hauer , Matthias Brugger , Jiaguang Zhang , Frederic Chen , linux-arm-kernel@lists.infradead.org, ginny.chen@mediatek.com 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 Hi, Bibby: On Tue, 2019-05-07 at 16:13 +0800, Bibby Hsieh wrote: > tcmdq driver provide a function that get the relationship > of sub system number from device node for client. > add specification for #subsys-cells, mediatek,gce-subsys. > > Signed-off-by: Bibby Hsieh > --- > .../devicetree/bindings/mailbox/mtk-gce.txt | 15 ++++++++++++--- > 1 file changed, 12 insertions(+), 3 deletions(-) > > diff --git a/Documentation/devicetree/bindings/mailbox/mtk-gce.txt b/Documentation/devicetree/bindings/mailbox/mtk-gce.txt > index 1f7f8f2a3f49..8fd9479bc9f6 100644 > --- a/Documentation/devicetree/bindings/mailbox/mtk-gce.txt > +++ b/Documentation/devicetree/bindings/mailbox/mtk-gce.txt > @@ -21,11 +21,19 @@ Required properties: > priority: Priority of GCE thread. > atomic_exec: GCE processing continuous packets of commands in atomic > way. > +- #subsys-cells: Should be 3. > + <&phandle subsys_number start_offset size> > + phandle: Label name of a gce node. > + subsys_number: specify the sub-system id which is corresponding > + to the register address. > + start_offset: the start offset of register address that GCE can access. > + size: the total size of register address that GCE can access. > > Required properties for a client device: > - mboxes: Client use mailbox to communicate with GCE, it should have this > property and list of phandle, mailbox specifiers. > -- mediatek,gce-subsys: u32, specify the sub-system id which is corresponding > +Optional propertier for a client device: properties Regards, CK > +- mediatek,gce-client-reg: u32, specify the sub-system id which is corresponding > to the register address. > > Some vaules of properties are defined in 'dt-bindings/gce/mt8173-gce.h' > @@ -40,6 +48,7 @@ Example: > clocks = <&infracfg CLK_INFRA_GCE>; > clock-names = "gce"; > #mbox-cells = <3>; > + #subsys-cells = <3>; > }; > > Example for a client device: > @@ -48,9 +57,9 @@ Example for a client device: > compatible = "mediatek,mt8173-mmsys"; > mboxes = <&gce 0 CMDQ_THR_PRIO_LOWEST 1>, > <&gce 1 CMDQ_THR_PRIO_LOWEST 1>; > - mediatek,gce-subsys = ; > mutex-event-eof = CMDQ_EVENT_MUTEX1_STREAM_EOF>; > - > + mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0x3000 0x1000>, > + <&gce SUBSYS_1401XXXX 0x2000 0x100>; > ... > }; _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel