From patchwork Fri Mar 16 07:08:12 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Katsuhiro Suzuki X-Patchwork-Id: 131904 Delivered-To: patch@linaro.org Received: by 10.46.84.17 with SMTP id i17csp386305ljb; Fri, 16 Mar 2018 00:08:26 -0700 (PDT) X-Google-Smtp-Source: AG47ELvcwD3CJmJUFuhLnStfqvlrmp2kLd0bPLVnCU7fwxj3YWBcTRbFQR2wHdukYJUt9qTIBpkS X-Received: by 2002:a17:902:2006:: with SMTP id n6-v6mr949554pla.150.1521184106628; Fri, 16 Mar 2018 00:08:26 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1521184106; cv=none; d=google.com; s=arc-20160816; b=T+KcYKtTe4QWmiSyPF83fa6cI9dG3nbJXCoDRqGdrizaIxcrqNQ+r48qLi8QhZWQe4 Z9TT1Ja26aou67pkwFob18S9utYdP39JWqNF78GH3FnEE9WY9WfO9nRif+IiLHAY5Cu2 ThpwSq0+4xGlrWW1xZhePP4y+RKM+mJIaWWDV21faZRZjj6iXqGIfZVuGux+rQgTnxjZ kUtXwF2xxF9yPPwnwl9QEh97VP6h6MBC446UwCMi3/T9wSi5SDlaust8mU8yx3m8l5OD hMD7hsOLjeu9v18PMU//lif4AyOWdpsd9Kdkq5WF7W17cevWwIKRASAPWagANO/PK3IS FVCA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:in-reply-to:message-id:date :subject:cc:to:from:arc-authentication-results; bh=opShXKKNnbe1tqFvvGJvt7ZtuL20pqkV+6nmBuQJ3Qc=; b=cwggKO2O3KVsN8WvT22LC/cOMX2cCliBlHqfT4VfOQAPFc70flNH8V+sm/6lQf1nWE claQwjQVMXPTFB9WN8oDLIugo1cXnHBno4hYEu23qS3Gx20Pwl7Jw2aUjtvS4UWQc+ky sk0GUHvxu78wm3BBGQKruhB0uHYLVBRriQpdNnTfwfbaKjMiUDByHWy3D237vO/guucs dGNZ6f6nWmW6i1rAFAq8uZNqW0axAWdGYSo+xRPPVu19omq2o8nE0BYjXgMRB8Wfu6RK oQFdJmTKPz3aN7/rwlbQhtMh1uoRx8vYm0gI30+nPh171Ju4Fpr75bEySR/kV5yEq9bn PbmQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id y15si4996330pfe.184.2018.03.16.00.08.26; Fri, 16 Mar 2018 00:08:26 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753028AbeCPHIU (ORCPT + 28 others); Fri, 16 Mar 2018 03:08:20 -0400 Received: from mx.socionext.com ([202.248.49.38]:27541 "EHLO mx.socionext.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751561AbeCPHIS (ORCPT ); Fri, 16 Mar 2018 03:08:18 -0400 Received: from unknown (HELO kinkan-ex.css.socionext.com) ([172.31.9.52]) by mx.socionext.com with ESMTP; 16 Mar 2018 16:08:16 +0900 Received: from mail.mfilter.local (m-filter-2 [10.213.24.62]) by kinkan-ex.css.socionext.com (Postfix) with ESMTP id B6427180230; Fri, 16 Mar 2018 16:08:16 +0900 (JST) Received: from 172.31.9.53 (172.31.9.53) by m-FILTER with ESMTP; Fri, 16 Mar 2018 16:08:16 +0900 Received: from yuzu.css.socionext.com (yuzu [172.31.8.45]) by iyokan.css.socionext.com (Postfix) with ESMTP id 3759A40369; Fri, 16 Mar 2018 16:08:16 +0900 (JST) Received: from aegis.e01.socionext.com (unknown [10.213.134.210]) by yuzu.css.socionext.com (Postfix) with ESMTP id 049241217AC; Fri, 16 Mar 2018 16:08:16 +0900 (JST) From: Katsuhiro Suzuki To: Mark Brown , alsa-devel@alsa-project.org, Rob Herring Cc: Masami Hiramatsu , Jassi Brar , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Katsuhiro Suzuki Subject: [PATCH 1/2] ASoC: uniphier: add syscon property to binding document Date: Fri, 16 Mar 2018 16:08:12 +0900 Message-Id: <20180316070813.17969-2-suzuki.katsuhiro@socionext.com> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180316070813.17969-1-suzuki.katsuhiro@socionext.com> References: <20180316070813.17969-1-suzuki.katsuhiro@socionext.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch adds syscon property for specifying soc-glue core into DT binding documentation. Currently, soc-glue core is used for changing the state of S/PDIF signal output pin to signal output state or Hi-Z state. If you don't need to use features on soc-glue described above you can ommit this property. Signed-off-by: Katsuhiro Suzuki --- Documentation/devicetree/bindings/sound/uniphier,aio.txt | 8 ++++++++ 1 file changed, 8 insertions(+) -- 2.16.2 diff --git a/Documentation/devicetree/bindings/sound/uniphier,aio.txt b/Documentation/devicetree/bindings/sound/uniphier,aio.txt index 65d71cf6ef0f..4ce68ed6f2f2 100644 --- a/Documentation/devicetree/bindings/sound/uniphier,aio.txt +++ b/Documentation/devicetree/bindings/sound/uniphier,aio.txt @@ -22,6 +22,12 @@ Required properties: entry in reset-names. - #sound-dai-cells: should be 1. +Optional properties: +- socionext,syscon: a phandle, should contain soc-glue. + The soc-glue is used for changing mode of S/PDIF signal pin + to Output from Hi-Z. This property is optional if you use + I2S signal pins only. + Example: audio { compatible = "socionext,uniphier-ld20-aio"; @@ -34,4 +40,6 @@ Example: reset-names = "aio"; resets = <&sys_rst 40>; #sound-dai-cells = <1>; + + socionext,syscon = <&sg>; };