From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751845AbdK2DL1 (ORCPT ); Tue, 28 Nov 2017 22:11:27 -0500 Received: from mail.kernel.org ([198.145.29.99]:50428 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751395AbdK2DL0 (ORCPT ); Tue, 28 Nov 2017 22:11:26 -0500 DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 036E6218DB Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=shawnguo@kernel.org Date: Wed, 29 Nov 2017 11:11:08 +0800 From: Shawn Guo To: "Maciej S. Szmigiero" Cc: Sascha Hauer , Fabio Estevam , devicetree@vger.kernel.org, linux-kernel , linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH] ARM: dts: imx6qdl-udoo: disable AC'97 input pins pad drivers Message-ID: <20171129031107.GC9376@dragon> References: <94862a4d-bec5-cf19-95e6-512d88dd07dc@maciej.szmigiero.name> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <94862a4d-bec5-cf19-95e6-512d88dd07dc@maciej.szmigiero.name> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Nov 20, 2017 at 08:08:30PM +0100, Maciej S. Szmigiero wrote: > AC'97 interface RXD and TXC pins are only used as SoC inputs, let's disable > pad drivers for them so we will be protected if, for example, TCLKDIR is > set by mistake in AUDMUX and causes TXC pin to be configured as an output. > > This also changes pull direction on these pins from pull-up to pull-down > to match what the board AC'97 CODEC chip (VT1613) has on these pins. > > Signed-off-by: Maciej S. Szmigiero Applied, thanks.