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=-0.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, URIBL_BLOCKED autolearn=ham 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 81A92C433F5 for ; Wed, 29 Aug 2018 21:35:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3A8A1205C9 for ; Wed, 29 Aug 2018 21:35:06 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=crapouillou.net header.i=@crapouillou.net header.b="ZBOYPnnV" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3A8A1205C9 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=crapouillou.net Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727234AbeH3Bb4 (ORCPT ); Wed, 29 Aug 2018 21:31:56 -0400 Received: from outils.crapouillou.net ([89.234.176.41]:52204 "EHLO crapouillou.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727086AbeH3Bbz (ORCPT ); Wed, 29 Aug 2018 21:31:55 -0400 From: Paul Cercueil To: Vinod Koul , Ralf Baechle , Paul Burton Cc: od@zcrc.me, dmaengine@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mips@linux-mips.org, Paul Cercueil Subject: [PATCH v5 01/18] dt-bindings: jz4780-dma: Update bindings to reflect driver changes Date: Wed, 29 Aug 2018 23:32:43 +0200 Message-Id: <20180829213300.22829-2-paul@crapouillou.net> In-Reply-To: <20180829213300.22829-1-paul@crapouillou.net> References: <20180829213300.22829-1-paul@crapouillou.net> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=crapouillou.net; s=mail; t=1535578386; bh=7/nF5ptTjLMFMBSK3el5ZN3TxvQ3NZOE4K7lOOvvJcw=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References; b=ZBOYPnnVlLW4Xp7VX0wUKJO1B9Si1wloj0ki23wtiDRdXsv9VJCn8LNPTDvSzhvwTkGFsJnvon/KZFAKJU5lpXI2Qxh7A/R2mWUK52FD+2bGlc9Lv4yG/0GTyHJwfuTeWbtw6OXuTUJt8aH91Yq6hW3xAp+yv//lp190CQQeGLE= Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The driver now expects the devicetree to supply a second memory resource. This resource is mandatory on the newly supported SoCs. For the JZ4780, new devicetree code must also provide it, although the driver is still compatible with older devicetree binaries. Signed-off-by: Paul Cercueil Tested-by: Mathieu Malaterre Reviewed-by: Rob Herring --- Notes: v2: New patch in this series; regroups the changes made to the jz4780-dma.txt doc file in the previous version of the patchset. v3: Updated example to comply with devicetree specification v4: Removed driver-specific comment in commit message v5: Remove 'doc' in patch title Documentation/devicetree/bindings/dma/jz4780-dma.txt | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) diff --git a/Documentation/devicetree/bindings/dma/jz4780-dma.txt b/Documentation/devicetree/bindings/dma/jz4780-dma.txt index 03e9cf7b42e0..636fcb26b164 100644 --- a/Documentation/devicetree/bindings/dma/jz4780-dma.txt +++ b/Documentation/devicetree/bindings/dma/jz4780-dma.txt @@ -2,8 +2,13 @@ Required properties: -- compatible: Should be "ingenic,jz4780-dma" -- reg: Should contain the DMA controller registers location and length. +- compatible: Should be one of: + * ingenic,jz4740-dma + * ingenic,jz4725b-dma + * ingenic,jz4770-dma + * ingenic,jz4780-dma +- reg: Should contain the DMA channel registers location and length, followed + by the DMA controller registers location and length. - interrupts: Should contain the interrupt specifier of the DMA controller. - clocks: Should contain a clock specifier for the JZ4780 PDMA clock. - #dma-cells: Must be <2>. Number of integer cells in the dmas property of @@ -19,9 +24,10 @@ Optional properties: Example: -dma: dma@13420000 { +dma: dma-controller@13420000 { compatible = "ingenic,jz4780-dma"; - reg = <0x13420000 0x10000>; + reg = <0x13420000 0x400 + 0x13421000 0x40>; interrupt-parent = <&intc>; interrupts = <10>; -- 2.11.0