From patchwork Tue May 7 08:13:46 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bibby Hsieh X-Patchwork-Id: 10932503 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id B4F7D1515 for ; Tue, 7 May 2019 08:15:59 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A412928750 for ; Tue, 7 May 2019 08:15:59 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 96405288EC; Tue, 7 May 2019 08:15:59 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,UNPARSEABLE_RELAY autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 36D4B28750 for ; Tue, 7 May 2019 08:15:59 +0000 (UTC) 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=gEZZ648yUjRc/qjdFoaYVItgNHZq4sG5jPI7ZVuiqlY=; b=ERP3ss6QjbacEO Bhu/7Ba6JINTduaXQQGH7EPGgM6Nw4esfneKnftqVc5jUvz4Q5lEZMDjL6FKqwJZVw2k/DuY+iH1T 5IuYKy9qys6SCGfdTUeWzeHiJm+1y/CtMypqZ/HF51F4DWXBN4pdt1wCSUAjXEUuLVVQxtT31sE5x do3Da/JLOpiBbAfC2fButa2TnDKe6w9KseDTAZGZcgtCU73bxlSTSEZGKPivOHT/lShVDunbuKa09 oCT899jBlt6O9QbZl4dFv1gIabeqInI7kew8cAzggTLlpKxQZnm7sGR2aL1yj613PeB4Mjp+IjoKL 8YbbRKIF04eQAWnO1BaQ==; 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 1hNvGL-00045S-GE; Tue, 07 May 2019 08:15:45 +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 1hNvEy-0001Ew-4k; Tue, 07 May 2019 08:14:24 +0000 X-UUID: fdf706afa56a41ada7a20a6ea1f1e7f8-20190507 X-UUID: fdf706afa56a41ada7a20a6ea1f1e7f8-20190507 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 2056116823; Tue, 07 May 2019 00:14:07 -0800 Received: from mtkmbs08n2.mediatek.inc (172.21.101.56) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Tue, 7 May 2019 01:14:05 -0700 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs08n2.mediatek.inc (172.21.101.56) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Tue, 7 May 2019 16:13:57 +0800 Received: from mtkslt302.mediatek.inc (10.21.14.115) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Tue, 7 May 2019 16:13:57 +0800 From: Bibby Hsieh To: Jassi Brar , Matthias Brugger , Rob Herring , CK HU Subject: [PATCH v5 03/12] dt-binding: gce: add binding for gce subsys property Date: Tue, 7 May 2019 16:13:46 +0800 Message-ID: <20190507081355.52630-4-bibby.hsieh@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20190507081355.52630-1-bibby.hsieh@mediatek.com> References: <20190507081355.52630-1-bibby.hsieh@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: C5CD6023E3C97A2B7B934A16ACA2A5B10C32D75747F077478A3FB4E92B04A3DF2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190507_011420_460779_E13588FA X-CRM114-Status: GOOD ( 11.65 ) X-BeenThere: linux-mediatek@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, Daoyuan Huang , Sascha Hauer , linux-kernel@vger.kernel.org, Dennis-YC Hsieh , kendrick.hsu@mediatek.com, linux-mediatek@lists.infradead.org, Houlong Wei , Sascha Hauer , Frederic Chen , Jiaguang Zhang , Bibby Hsieh , linux-arm-kernel@lists.infradead.org, ginny.chen@mediatek.com Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP 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: +- 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 = ; - + mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0x3000 0x1000>, + <&gce SUBSYS_1401XXXX 0x2000 0x100>; ... };