From patchwork Mon Mar 25 13:47:46 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 1064342 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-gpio-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=linux.intel.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 44SbDp0vNwz9sSN for ; Tue, 26 Mar 2019 00:47:53 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727137AbfCYNrv (ORCPT ); Mon, 25 Mar 2019 09:47:51 -0400 Received: from mga06.intel.com ([134.134.136.31]:47052 "EHLO mga06.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725554AbfCYNrv (ORCPT ); Mon, 25 Mar 2019 09:47:51 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga104.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 25 Mar 2019 06:47:51 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.60,269,1549958400"; d="scan'208";a="217363258" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga001.jf.intel.com with ESMTP; 25 Mar 2019 06:47:49 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id 80B0F2E7; Mon, 25 Mar 2019 15:47:48 +0200 (EET) From: Andy Shevchenko To: Linus Walleij , Bartosz Golaszewski , linux-gpio@vger.kernel.org Cc: Andy Shevchenko Subject: [PATCH v2 1/3] gpio: 74x164: Make use of device properties Date: Mon, 25 Mar 2019 15:47:46 +0200 Message-Id: <20190325134748.58730-1-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Sender: linux-gpio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org ACPI-enabled platforms can use this device via unified device properties API. Convert driver to support this. Signed-off-by: Andy Shevchenko --- drivers/gpio/gpio-74x164.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/gpio/gpio-74x164.c b/drivers/gpio/gpio-74x164.c index fb7b620763a2..5f91d7618909 100644 --- a/drivers/gpio/gpio-74x164.c +++ b/drivers/gpio/gpio-74x164.c @@ -14,6 +14,7 @@ #include #include #include +#include #include #include @@ -116,10 +117,9 @@ static int gen_74x164_probe(struct spi_device *spi) if (ret < 0) return ret; - if (of_property_read_u32(spi->dev.of_node, "registers-number", - &nregs)) { - dev_err(&spi->dev, - "Missing registers-number property in the DT.\n"); + ret = device_property_read_u32(&spi->dev, "registers-number", &nregs); + if (ret) { + dev_err(&spi->dev, "Missing 'registers-number' property.\n"); return -EINVAL; }