From patchwork Fri Sep 3 13:23:57 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sugar Zhang X-Patchwork-Id: 12474421 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=-17.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,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 B388AC433EF for ; Fri, 3 Sep 2021 13:24:11 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 8203B60FDC for ; Fri, 3 Sep 2021 13:24:11 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 8203B60FDC Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=rock-chips.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=oOYNsRjVO6yYX43tbDIiXdMYl7X2tlzPZsMKkpG9A6Y=; b=vrlY37WiYlIzcV RxBqFfmmfx9QBhQujh/XvepRWekmp8zB5ioj7ldpdK1lo4D3AXDT4J5JcdhXYCYn7e9ubSJ4gKyYM WBhA1yqDrUoCfLlNxJ7/GPvzxobJN6U9Q32Yjjo9iNk1fjybtP71xvYlKy8BpzEcV4LlmZ08nfeOS itbwn0v5zvvxGZ9SGDpUJcC5XUkR4Dcb5GYgkZJ4ocEMuxMqJ4Plrxm0VCrf4XOFdXDevhVVCqemZ NspYwNHVo9YIpFFd7G85yF/cf0kFegYaTzFeJIAiOxzSqmzuTlSz9lUwmYVJcLpICnxvNz6gesDOz 6LJ2Xlcio+YGF5iqu88A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mM9Au-00C300-Au; Fri, 03 Sep 2021 13:24:08 +0000 Received: from lucky1.263xmail.com ([211.157.147.133]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mM9Aq-00C2wL-8E for linux-rockchip@lists.infradead.org; Fri, 03 Sep 2021 13:24:06 +0000 Received: from localhost (unknown [192.168.167.130]) by lucky1.263xmail.com (Postfix) with ESMTP id E42FCD63C7; Fri, 3 Sep 2021 21:24:00 +0800 (CST) X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-ADDR-CHECKED4: 1 X-SKE-CHECKED: 1 X-ANTISPAM-LEVEL: 2 Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.263.net (postfix) whith ESMTP id P2016T140106318997248S1630675439696276_; Fri, 03 Sep 2021 21:24:00 +0800 (CST) X-IP-DOMAINF: 1 X-UNIQUE-TAG: <379dfc6c9793aa01a0158e37172fb962> X-RL-SENDER: sugar.zhang@rock-chips.com X-SENDER: zxg@rock-chips.com X-LOGIN-NAME: sugar.zhang@rock-chips.com X-FST-TO: broonie@kernel.org X-RCPT-COUNT: 6 X-SENDER-IP: 58.22.7.114 X-ATTACHMENT-NUM: 0 X-System-Flag: 0 From: Sugar Zhang To: broonie@kernel.org, heiko@sntech.de Cc: linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org, alsa-devel@alsa-project.org, Sugar Zhang Subject: [PATCH v4 6/7] ASoC: dt-bindings: rockchip: pdm: Document property 'rockchip, path-map' Date: Fri, 3 Sep 2021 21:23:57 +0800 Message-Id: <1630675438-3418-1-git-send-email-sugar.zhang@rock-chips.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1630675357-3286-1-git-send-email-sugar.zhang@rock-chips.com> References: <1630675357-3286-1-git-send-email-sugar.zhang@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210903_062404_595477_5988BE2C X-CRM114-Status: UNSURE ( 9.52 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org This is an optional property to describe data path mapping. Signed-off-by: Sugar Zhang Acked-by: Rob Herring --- Changes in v4: None Changes in v3: None Changes in v2: None Documentation/devicetree/bindings/sound/rockchip,pdm.txt | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/Documentation/devicetree/bindings/sound/rockchip,pdm.txt b/Documentation/devicetree/bindings/sound/rockchip,pdm.txt index 54d94438..b2d7e47 100644 --- a/Documentation/devicetree/bindings/sound/rockchip,pdm.txt +++ b/Documentation/devicetree/bindings/sound/rockchip,pdm.txt @@ -24,6 +24,22 @@ Required properties: pinctrl-names. See ../pinctrl/pinctrl-bindings.txt for details of the property values. +Optional properties: +- rockchip,path-map: This is a variable length array, that shows the mapping + of SDIx to PATHx. By default, they are one-to-one mapping as follows: + + path0 <-- sdi0 + path1 <-- sdi1 + path2 <-- sdi2 + path3 <-- sdi3 + + e.g. "rockchip,path-map = <3 2 1 0>" means the mapping as follows: + + path0 <-- sdi3 + path1 <-- sdi2 + path2 <-- sdi1 + path3 <-- sdi0 + Example for rk3328 PDM controller: pdm: pdm@ff040000 {