From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jon Hunter Subject: Re: [PATCH v3 03/10] ASoC: tegra: add Tegra210 based DMIC driver Date: Thu, 20 Feb 2020 14:36:22 +0000 Message-ID: References: <1582180492-25297-1-git-send-email-spujar@nvidia.com> <1582180492-25297-4-git-send-email-spujar@nvidia.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1582180492-25297-4-git-send-email-spujar-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org> Content-Language: en-US Sender: linux-tegra-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Sameer Pujar , perex-/Fr2/VpizcU@public.gmane.org, tiwai-IBi9RG/b67k@public.gmane.org, robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org Cc: broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, lgirdwood-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, thierry.reding-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, digetx-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, alsa-devel-K7yf7f+aM1XWsZ/bQMPhNw@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, sharadg-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org, mkumard-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org, viswanathl-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org, rlokhande-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org, dramesh-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org, atalambedu-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org List-Id: linux-tegra@vger.kernel.org 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