From patchwork Tue Jul 30 12:45:27 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= X-Patchwork-Id: 1138967 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-pwm-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=pengutronix.de Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 45ybrH248qz9sBF for ; Tue, 30 Jul 2019 22:45:35 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730308AbfG3Mpe (ORCPT ); Tue, 30 Jul 2019 08:45:34 -0400 Received: from metis.ext.pengutronix.de ([85.220.165.71]:38153 "EHLO metis.ext.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726986AbfG3Mpe (ORCPT ); Tue, 30 Jul 2019 08:45:34 -0400 Received: from dude.hi.pengutronix.de ([2001:67c:670:100:1d::7]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1hsRVS-0006z9-JI; Tue, 30 Jul 2019 14:45:30 +0200 Received: from ukl by dude.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1hsRVS-0006lT-6E; Tue, 30 Jul 2019 14:45:30 +0200 From: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= To: Thierry Reding Cc: Shawn Guo , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , linux-pwm@vger.kernel.org Subject: [PATCH v2] pwm: imx: document known limitations Date: Tue, 30 Jul 2019 14:45:27 +0200 Message-Id: <20190730124527.25228-1-u.kleine-koenig@pengutronix.de> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190730124227.4854-1-u.kleine-koenig@pengutronix.de> References: <20190730124227.4854-1-u.kleine-koenig@pengutronix.de> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2001:67c:670:100:1d::7 X-SA-Exim-Mail-From: ukl@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-pwm@vger.kernel.org Sender: linux-pwm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pwm@vger.kernel.org Signed-off-by: Uwe Kleine-König --- Changes since (implicit) v1: - s/independant/independent/ drivers/pwm/pwm-imx27.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/pwm/pwm-imx27.c b/drivers/pwm/pwm-imx27.c index 434a351fb626..91c23cbbc167 100644 --- a/drivers/pwm/pwm-imx27.c +++ b/drivers/pwm/pwm-imx27.c @@ -3,6 +3,10 @@ * simple driver for PWM (Pulse Width Modulator) controller * * Derived from pxa PWM driver by eric miao + * + * Limitations: + * - When disabled the output is driven to 0 independent of the configured + * polarity. */ #include