From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754095AbbJGN1U (ORCPT ); Wed, 7 Oct 2015 09:27:20 -0400 Received: from mail1.bemta5.messagelabs.com ([195.245.231.138]:62484 "EHLO mail1.bemta5.messagelabs.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753092AbbJGN1R (ORCPT ); Wed, 7 Oct 2015 09:27:17 -0400 X-Env-Sender: Adam.Thomson.Opensource@diasemi.com X-Msg-Ref: server-15.tower-180.messagelabs.com!1444224435!55643586!1 X-Originating-IP: [87.137.64.195] X-StarScan-Received: X-StarScan-Version: 6.13.16; banners=-,-,- X-VirusChecked: Checked Message-ID: In-Reply-To: References: From: Adam Thomson Date: Wed, 7 Oct 2015 14:27:13 +0100 Subject: [PATCH v2 3/3] ASoC: da7213: Add bindings documentation for codec driver To: Mark Brown , Liam Girdwood , Jaroslav Kysela , Takashi Iwai , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala CC: , , , Support Opensource MIME-Version: 1.0 Content-Type: text/plain X-EXCLAIMER-MD-CONFIG: 8d172408-bd6a-42b1-8e53-daaedf35a5af Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Signed-off-by: Adam Thomson --- Documentation/devicetree/bindings/sound/da7213.txt | 41 ++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/da7213.txt diff --git a/Documentation/devicetree/bindings/sound/da7213.txt b/Documentation/devicetree/bindings/sound/da7213.txt new file mode 100644 index 0000000..7280e82 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/da7213.txt @@ -0,0 +1,41 @@ +Dialog Semiconductor DA7213 Audio Codec bindings + +====== + +Required properties: +- compatible : Should be "dlg,da7213" +- reg: Specifies the I2C slave address + +Optional properties: +- clocks : phandle and clock specifier for codec MCLK. +- clock-names : Clock name string for 'clocks' attribute, should be "mclk". + +- dlg,micbias1-lvl : Voltage (mV) for Mic Bias 1 + [<1600>, <2200>, <2500>, <3000>] +- dlg,micbias2-lvl : Voltage (mV) for Mic Bias 2 + [<1600>, <2200>, <2500>, <3000>] +- dlg,dmic-data-sel : DMIC channel select based on clock edge. + ["lrise_rfall", "lfall_rrise"] +- dlg,dmic-samplephase : When to sample audio from DMIC. + ["on_clkedge", "between_clkedge"] +- dlg,dmic-clkrate : DMIC clock frequency (MHz). + [<1500000>, <3000000>] + +====== + +Example: + + codec_i2c: da7213@1a { + compatible = "dlg,da7213"; + reg = <0x1a>; + + clocks = <&clks 201>; + clock-names = "mclk"; + + dlg,micbias1-lvl = <2500>; + dlg,micbias2-lvl = <2500>; + + dlg,dmic-data-sel = "lrise_rfall"; + dlg,dmic-samplephase = "between_clkedge"; + dlg,dmic-clkrate = <3000000>; + }; -- 1.9.3