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=-5.1 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable 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 3C287C761A1 for ; Thu, 20 Feb 2020 06:53:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 13FC720801 for ; Thu, 20 Feb 2020 06:53:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="lZ5xeet0" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726541AbgBTGxz (ORCPT ); Thu, 20 Feb 2020 01:53:55 -0500 Received: from bombadil.infradead.org ([198.137.202.133]:44406 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725962AbgBTGxz (ORCPT ); Thu, 20 Feb 2020 01:53:55 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: Content-Type:In-Reply-To:MIME-Version:Date:Message-ID:From:References:Cc:To: Subject:Sender:Reply-To:Content-ID:Content-Description; bh=N6Y4X8NSWL8athov5DaRus71oPlYgxNzXlT3x3CYpJw=; b=lZ5xeet0RLigxecSB9KYyHQpRQ 5UlTfYal8IDX5QJGKxMfR+c9RZ+d0CB5vBOIzNZa5NLW5qPiV0yMpG+Egghh8dyYIWNh2OSWxMMsX HN91aols/73muEKc+7pnu5jiiMZK8J56eLbD/KSn9aEnffJPdYu7pwQc9SH9pWeiHHDf4En0wni0u 37V1DqHhA/w+0hPEnm+p7/njclbSIo82PUWVuZNzTo8/4XNIzXHPNyNU8Kl9rHRC4I0vMkWx4s8Kl LksWxdriWllBuJxtZfNg1J4iEZjwOFLBa7CO1BYx+kiXx5jy4oMU2jmD/EHQ/OlcwXquXI8T/FKdl 1QLtyjfw==; Received: from [2601:1c0:6280:3f0::19c2] by bombadil.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1j4fic-0006wI-Nl; Thu, 20 Feb 2020 06:53:54 +0000 Subject: Re: [PATCH v3 06/10] ASoC: tegra: add Tegra186 based DSPK driver To: Sameer Pujar , perex@perex.cz, tiwai@suse.com, robh+dt@kernel.org Cc: broonie@kernel.org, lgirdwood@gmail.com, thierry.reding@gmail.com, jonathanh@nvidia.com, digetx@gmail.com, alsa-devel@alsa-project.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, sharadg@nvidia.com, mkumard@nvidia.com, viswanathl@nvidia.com, rlokhande@nvidia.com, dramesh@nvidia.com, atalambedu@nvidia.com References: <1582180492-25297-1-git-send-email-spujar@nvidia.com> <1582180492-25297-7-git-send-email-spujar@nvidia.com> From: Randy Dunlap Message-ID: <6f8d0b45-025e-e03f-7478-c4c08bf61cbb@infradead.org> Date: Wed, 19 Feb 2020 22:53:52 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 MIME-Version: 1.0 In-Reply-To: <1582180492-25297-7-git-send-email-spujar@nvidia.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On 2/19/20 10:34 PM, Sameer Pujar wrote: > diff --git a/sound/soc/tegra/Kconfig b/sound/soc/tegra/Kconfig > index 0c07f63..fb77df3 100644 > --- a/sound/soc/tegra/Kconfig > +++ b/sound/soc/tegra/Kconfig > @@ -93,6 +93,19 @@ config SND_SOC_TEGRA210_I2S > compatible devices. > Say Y or M if you want to add support for Tegra210 I2S module. > > +config SND_SOC_TEGRA186_DSPK > + tristate "Tegra186 DSPK module" > + depends on SND_SOC_TEGRA > + help > + Config to enable the Digital Speaker Controller (DSPK) which > + converts the multi-bit Pulse Code Modulation (PCM) audio input to > + oversampled 1-bit Pulse Desnity Modulation (PDM) output. From the Density > + signal flow perspective DSPK can be viewed as a PDM transmitter > + that up-samples the input to the desired sampling rate by > + interpolation and then converts the oversampled PCM input to > + the desired 1-bit output via Delta Sigma Modulation (DSM). > + Say Y or M if you want to add support for Tegra186 DSPK module. Please fix indentation according to coding style. Thanks. > + > config SND_SOC_TEGRA_RT5640 > tristate "SoC Audio support for Tegra boards using an RT5640 codec" > depends on SND_SOC_TEGRA && I2C && GPIOLIB -- ~Randy