From patchwork Thu Mar 1 10:18:32 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeffy Chen X-Patchwork-Id: 10250857 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 8707B60211 for ; Thu, 1 Mar 2018 10:38:12 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 739782858B for ; Thu, 1 Mar 2018 10:38:12 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 682E028E5D; Thu, 1 Mar 2018 10:38:12 +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=-1.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID 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 EDE912858B for ; Thu, 1 Mar 2018 10:38:11 +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:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: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=BST+Nof5kDn59Sx5z4dDrEoM0ChxRXuKOejtm7kWnK4=; b=dtJSKD+aUvswMdlzseqdiH5wqb 1PwV6acJzGT5yMa7bWdY25YNsw4vgXeE50KE73L4f5SMYSrDrLvqgWRdkc7/hcoO+Uoo9vnOYt84v b+a3u1OeZyQoJhsF+wUCmvOSvBxiGEY2W3S2H/0x2Fag6V4PefHqKL+NjKYhhHdXxHqkmpinPK1TI 9rz87uPYY7usXL9H3tsTJXCCThjKvA7yUz1Nb1ReaVJTqOqgGN7fDVCanpv2C+LGYqNz8ZLW+t70Q dKc8aCt41iHc9qUYPdhM06fNOnS3OgBs5hiSlSvD99cdeox/ox+Mp2aDGs3i2PBvlKtq5EhXJrSFq B3Mft6Mw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.89 #1 (Red Hat Linux)) id 1erLbD-0001kd-7U; Thu, 01 Mar 2018 10:38:07 +0000 Received: from regular1.263xmail.com ([211.150.99.131]) by bombadil.infradead.org with esmtps (Exim 4.89 #1 (Red Hat Linux)) id 1erLK8-0006Di-0P; Thu, 01 Mar 2018 10:21:39 +0000 Received: from jeffy.chen?rock-chips.com (unknown [192.168.167.29]) by regular1.263xmail.com (Postfix) with ESMTP id E5EC261EB; Thu, 1 Mar 2018 18:20:13 +0800 (CST) X-263anti-spam: KSV:0; X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-KSVirus-check: 0 X-ABS-CHECKED: 4 Received: from localhost (localhost [127.0.0.1]) by smtp.263.net (Postfix) with ESMTPA id 6FE0F3AA; Thu, 1 Mar 2018 18:20:09 +0800 (CST) X-RL-SENDER: jeffy.chen@rock-chips.com X-FST-TO: linux-kernel@vger.kernel.org X-SENDER-IP: 103.29.142.67 X-LOGIN-NAME: jeffy.chen@rock-chips.com X-UNIQUE-TAG: X-ATTACHMENT-NUM: 0 X-SENDER: cjf@rock-chips.com X-DNS-TYPE: 0 Received: from localhost (unknown [103.29.142.67]) by smtp.263.net (Postfix) whith ESMTP id 155315TJFMS; Thu, 01 Mar 2018 18:20:14 +0800 (CST) From: Jeffy Chen To: linux-kernel@vger.kernel.org Subject: [RESEND PATCH v6 09/14] dt-bindings: iommu/rockchip: Add clock property Date: Thu, 1 Mar 2018 18:18:32 +0800 Message-Id: <20180301101837.27969-10-jeffy.chen@rock-chips.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20180301101837.27969-1-jeffy.chen@rock-chips.com> References: <20180301101837.27969-1-jeffy.chen@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180301_022029_203241_2270CA4E X-CRM114-Status: UNSURE ( 7.36 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, xxm@rock-chips.com, Joerg Roedel , Jeffy Chen , tfiga@chromium.org, jcliang@chromium.org, linux-rockchip@lists.infradead.org, iommu@lists.linux-foundation.org, Rob Herring , robin.murphy@arm.com, linux-arm-kernel@lists.infradead.org, Heiko Stuebner MIME-Version: 1.0 Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Add clock property, since we are going to control clocks in rockchip iommu driver. Signed-off-by: Jeffy Chen Reviewed-by: Rob Herring --- Changes in v6: None Changes in v5: None Changes in v4: None Changes in v3: None Changes in v2: None Documentation/devicetree/bindings/iommu/rockchip,iommu.txt | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Documentation/devicetree/bindings/iommu/rockchip,iommu.txt b/Documentation/devicetree/bindings/iommu/rockchip,iommu.txt index 2098f7732264..6ecefea1c6f9 100644 --- a/Documentation/devicetree/bindings/iommu/rockchip,iommu.txt +++ b/Documentation/devicetree/bindings/iommu/rockchip,iommu.txt @@ -14,6 +14,11 @@ Required properties: "single-master" device, and needs no additional information to associate with its master device. See: Documentation/devicetree/bindings/iommu/iommu.txt +- clocks : A list of clocks required for the IOMMU to be accessible by + the host CPU. +- clock-names : Should contain the following: + "iface" - Main peripheral bus clock (PCLK/HCL) (required) + "aclk" - AXI bus clock (required) Optional properties: - rockchip,disable-mmu-reset : Don't use the mmu reset operation. @@ -27,5 +32,7 @@ Example: reg = <0xff940300 0x100>; interrupts = ; interrupt-names = "vopl_mmu"; + clocks = <&cru ACLK_VOP1>, <&cru HCLK_VOP1>; + clock-names = "aclk", "iface"; #iommu-cells = <0>; };