From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ankhit Vivekananda Subject: Configuring McBSP word length for ICS-43432 Date: Thu, 12 Nov 2015 10:20:18 -0600 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-wm0-f44.google.com (mail-wm0-f44.google.com [74.125.82.44]) by alsa0.perex.cz (Postfix) with ESMTP id D515E2606B7 for ; Thu, 12 Nov 2015 17:20:19 +0100 (CET) Received: by wmww144 with SMTP id w144so95642004wmw.0 for ; Thu, 12 Nov 2015 08:20:19 -0800 (PST) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: alsa-devel@alsa-project.org List-Id: alsa-devel@alsa-project.org Hello, I am trying to configure ICS-43432 MEMS mic with TM320DM365 processor's McBSP interface. The data sheet for ICS-43432 says that it outputs 24-bits data, i.e., 24 bit word length, but requires 64SCK cycles. Does this mean the word length (RWDLEN1 bit in RCR register) for McBSP should be set to 32-bits or 24-bits? Thank you, Ankhit