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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT 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 A995AC43612 for ; Fri, 28 Dec 2018 06:38:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7D0672148E for ; Fri, 28 Dec 2018 06:38:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729260AbeL1Giv (ORCPT ); Fri, 28 Dec 2018 01:38:51 -0500 Received: from szxga05-in.huawei.com ([45.249.212.191]:16666 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725929AbeL1Git (ORCPT ); Fri, 28 Dec 2018 01:38:49 -0500 Received: from DGGEMS407-HUB.china.huawei.com (unknown [172.30.72.60]) by Forcepoint Email with ESMTP id B130931B40F1A; Fri, 28 Dec 2018 14:38:46 +0800 (CST) Received: from SIA1000080854.huawei.com (10.180.101.187) by DGGEMS407-HUB.china.huawei.com (10.3.19.207) with Microsoft SMTP Server id 14.3.408.0; Fri, 28 Dec 2018 14:38:42 +0800 From: h00249924 To: , , , CC: , , , , , , , , , Youlin Wang , Vinod Koul , Rob Herring , Mark Rutland Subject: [PATCH 2/3] dmaengine: Extend the k3dma driver binding Date: Fri, 28 Dec 2018 14:36:22 +0800 Message-ID: <1545978983-124360-2-git-send-email-hutenghui@huawei.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1545978983-124360-1-git-send-email-hutenghui@huawei.com> References: <1545978983-124360-1-git-send-email-hutenghui@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.180.101.187] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Youlin Wang Extend the k3dma driver binding to support hisi-asp hardware variants. Signed-off-by: Youlin Wang Signed-off-by: Tanglei Han Cc: Vinod Koul Cc: Rob Herring Cc: Mark Rutland --- Documentation/devicetree/bindings/dma/k3dma.txt | 33 ++++++++++++++++++++++++- 1 file changed, 32 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/dma/k3dma.txt b/Documentation/devicetree/bindings/dma/k3dma.txt index 4945aea..cd21b82 100644 --- a/Documentation/devicetree/bindings/dma/k3dma.txt +++ b/Documentation/devicetree/bindings/dma/k3dma.txt @@ -3,7 +3,9 @@ See dma.txt first Required properties: -- compatible: Should be "hisilicon,k3-dma-1.0" +- compatible: Must be one of +- "hisilicon,k3-dma-1.0" +- "hisilicon,hisi-pcm-asp-dma-1.0" - reg: Should contain DMA registers location and length. - interrupts: Should contain one interrupt shared by all channel - #dma-cells: see dma.txt, should be 1, para number @@ -43,3 +45,32 @@ For example, i2c0 read channel request line is 18, while write channel use 19 dma-names = "rx", "tx"; }; + + + +Controller: + asp_dmac: asp_dmac@E804B000 { + compatible = "hisilicon,hisi-pcm-asp-dma-1.0"; + reg = <0x0 0xe804b000 0x0 0x1000>; + #dma-cells = <1>; + dma-channels = <16>; + dma-requests = <32>; + dma-min-chan = <0>; + dma-used-chans = <0xFFFE>; + dma-share; + interrupts = <0 216 4>; + interrupt-names = "asp_dma_irq"; + status = "ok"; + }; + +Client: + i2s2: hisi_i2s { + compatible = "hisilicon,hisi-i2s"; + reg = <0x0 0xe804f800 0x0 0x400>, + <0x0 0xe804e000 0x0 0x400>; + pinctrl-names = "default"; + pinctrl-0 = <&i2s2_pmx_func &i2s2_cfg_func>; + dmas = <&asp_dmac 18 &asp_dmac 19>; + dma-names = "rx", "tx"; + #sound-dai-cells = <0>; + }; -- 1.9.1