From patchwork Thu Mar 28 02:19:25 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bibby Hsieh X-Patchwork-Id: 10874401 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 A98521575 for ; Thu, 28 Mar 2019 02:21:20 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9012E287EA for ; Thu, 28 Mar 2019 02:21:20 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 83472288AF; Thu, 28 Mar 2019 02:21:20 +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 4B71228B14 for ; Thu, 28 Mar 2019 02:21:16 +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=OIHLSlzidzCe2M1ByQApIgU2GsmM79LC+8syVLs75Zg=; b=YsHXchx1XdmBGo a0WyrBAWsCp6wk0Zje7a6sm6v0YQKpy1PLeVUBJZD/quUbz6OR4I2BgglqVusCVc1Dknmmb2MfXUz w38AF1G6y81w2beHUsdVjFNvgpb+lQd4B2Wa8nNj5YkGstofrTCl5aaOLWV+6Ig1rII8k2fucof4D LWoB7NQQKrLJfbZaibI/O/PmjaUukVpxZ/4tQWM0KRHvJ9UpEnDkEcFU5i+tDytDXAXjUwdOkjM0D VDq53Dp/BIgp1SK2X6KKrBy8Fy3mPaznEz7apwVVqVDreHuX1yCgkk/URv9tbXhu24wUvFEJ/dRzv 8QrH3XMbdaRIpxP4doGw==; 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 1h9KfG-0004WO-DS; Thu, 28 Mar 2019 02:21:10 +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 1h9Ke7-0001oJ-50; Thu, 28 Mar 2019 02:20:11 +0000 X-UUID: 4ab7afda93954d13b02e495e186cbc7d-20190327 X-UUID: 4ab7afda93954d13b02e495e186cbc7d-20190327 Received: from mtkcas67.mediatek.inc [(172.29.193.45)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1061922600; Wed, 27 Mar 2019 18:19:45 -0800 Received: from MTKMBS01DR.mediatek.inc (172.21.101.111) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 27 Mar 2019 19:19:43 -0700 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs01dr.mediatek.inc (172.21.101.111) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Thu, 28 Mar 2019 10:19:35 +0800 Received: from mtkslt302.mediatek.inc (10.21.14.115) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Thu, 28 Mar 2019 10:19:35 +0800 From: Bibby Hsieh To: Jassi Brar , Matthias Brugger , Rob Herring , CK HU Subject: [PATCH v3 04/12] dt-binding: gce: add binding for gce subsys property Date: Thu, 28 Mar 2019 10:19:25 +0800 Message-ID: <1553739573-19708-5-git-send-email-bibby.hsieh@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1553739573-19708-1-git-send-email-bibby.hsieh@mediatek.com> References: <1553739573-19708-1-git-send-email-bibby.hsieh@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-20190327_191959_643310_D876024C X-CRM114-Status: GOOD ( 12.20 ) 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, Daoyuan Huang , Sascha Hauer , linux-kernel@vger.kernel.org, Daniel Kurtz , Dennis-YC Hsieh , kendrick.hsu@mediatek.com, linux-mediatek@lists.infradead.org, Houlong Wei , Sascha Hauer , Frederic Chen , YT Shen , Jiaguang Zhang , Bibby Hsieh , linux-arm-kernel@lists.infradead.org, ginny.chen@mediatek.com Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP cmdq 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 --- Documentation/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 2f175d6..755b30f 100644 --- a/Documentation/devicetree/bindings/mailbox/mtk-gce.txt +++ b/Documentation/devicetree/bindings/mailbox/mtk-gce.txt @@ -26,13 +26,20 @@ Required properties: phandle: Label name of a gce node. event_number: the event number defined in 'dt-bindings/gce/mt8173-gce.h' or 'dt-binding/gce/mt8183-gce.h'. +- #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 - to the register address. Optional propertier for a client device: +- mediatek,gce-client-reg: u32, specify the sub-system id which is corresponding + to the register address. - mediatek,gce-event-names: the event name can be defined by user. - mediatek,gce-events: u32, the event number defined in 'dt-bindings/gce/mt8173-gce.h' or 'dt-binding/gce/mt8183-gce.h'. @@ -50,6 +57,7 @@ Example: clock-names = "gce"; #mbox-cells = <3>; #event-cells = <1>; + #subsys-cells = <2>; }; Example for a client device: @@ -58,7 +66,8 @@ 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 = ; + mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0x3000 0x1000>, + <&gce SUBSYS_1401XXXX 0x2000 0x100>; mediatek,gce-event-names = "rdma0_sof", "rsz0_sof"; mediatek,gce-events = <&gce CMDQ_EVENT_MDP_RDMA0_SOF>,