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Thu, 20 Feb 2020 14:36:24 +0000 Subject: Re: [PATCH v3 03/10] ASoC: tegra: add Tegra210 based DMIC driver To: Sameer Pujar , , , References: <1582180492-25297-1-git-send-email-spujar@nvidia.com> <1582180492-25297-4-git-send-email-spujar@nvidia.com> From: Jon Hunter Message-ID: Date: Thu, 20 Feb 2020 14:36:22 +0000 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: <1582180492-25297-4-git-send-email-spujar@nvidia.com> X-Originating-IP: [10.124.1.5] X-ClientProxiedBy: HQMAIL101.nvidia.com (172.20.187.10) To HQMAIL107.nvidia.com (172.20.187.13) Content-Type: text/plain; charset="utf-8" Content-Language: en-US Content-Transfer-Encoding: 7bit DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1582209315; bh=U31myyW56C4tdiGtd2jJLPSaoyAgelANlRknYewe5kg=; h=X-PGP-Universal:Subject:To:CC:References:From:Message-ID:Date: User-Agent:MIME-Version:In-Reply-To:X-Originating-IP: X-ClientProxiedBy:Content-Type:Content-Language: Content-Transfer-Encoding; b=Lsp5luzmKreOs7Qi4z4so5RiHORS2xhCjFw9ZcrXLk4RInNCPoyWDdkg1Py4HeIvW 9myXHWRIKbEryDtXGnYOuM7WfymAzpvN4UofgD3xzNmICq+U4aDGSTxEbjBxwtY2Ia JyGKnfQvO7hVCACBtalSZl/vSraTpfezSF9YIzEQrv0g5rEFqI0bYqW/R8C9hL0px6 8xhNZXGCwCR60LAjl2oawAhD328kayKTQq9dgpoWOjCknO4JcEISJFc0phpoaFio0b 1HFtmJxl5hrPDnvlmHe4oZApsnTz5VmtSz/MY6Tnxp1HSXAyp9lD+e0FNpjh0gPXXy Jiixv66kxZ0bw== Cc: devicetree@vger.kernel.org, alsa-devel@alsa-project.org, atalambedu@nvidia.com, lgirdwood@gmail.com, linux-kernel@vger.kernel.org, viswanathl@nvidia.com, sharadg@nvidia.com, broonie@kernel.org, thierry.reding@gmail.com, linux-tegra@vger.kernel.org, digetx@gmail.com, rlokhande@nvidia.com, mkumard@nvidia.com, dramesh@nvidia.com X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" On 20/02/2020 06:34, Sameer Pujar wrote: > The Digital MIC (DMIC) Controller is used to interface with Pulse Density > Modulation (PDM) input devices. The DMIC controller implements a converter > to convert PDM signals to Pulse Code Modulation (PCM) signals. From signal > flow perspective, the DMIC can be viewed as a PDM receiver. > > This patch registers DMIC component with ASoC framework. The component > driver exposes DAPM widgets, routes and kcontrols for the device. The DAI > driver exposes DMIC interfaces, which can be used to connect different > components in the ASoC layer. Makefile and Kconfig support is added to > allow to build the driver. The DMIC devices can be enabled in the DT via > "nvidia,tegra210-dmic" compatible string. This driver can be used for > Tegra186 and Tegra194 chips as well. > > Signed-off-by: Sameer Pujar Thanks! Reviewed-by: Jon Hunter Cheers Jon -- nvpublic