From patchwork Mon May 25 14:53:12 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tomeu Vizoso X-Patchwork-Id: 6475461 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id DF2BF9F1CC for ; Mon, 25 May 2015 15:09:04 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 2C2662012E for ; Mon, 25 May 2015 15:09:01 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5FDDE2010C for ; Mon, 25 May 2015 15:09:00 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1YwtxQ-0002Ye-UL; Mon, 25 May 2015 15:06:24 +0000 Received: from mail-wi0-x229.google.com ([2a00:1450:400c:c05::229]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Ywtpt-0004ae-OC for linux-arm-kernel@lists.infradead.org; Mon, 25 May 2015 14:58:41 +0000 Received: by wicmc15 with SMTP id mc15so42512466wic.1 for ; Mon, 25 May 2015 07:58:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references; bh=BWLMPQ5DW/pTM+LjW91xniLof0bdBCUbWrA99FWIHR8=; b=hgubj1+AfmMASKMBh4Fj1BDj5lSSz2BL/gUUPfCM0n5vCTyL9AeDYEXfZRj+2hZMYo //xW/b1g2dZQdTFY22wCOK0ibp0tF0ku/q5toe+wdfIu7hp+JTGaAGQkgy11cTXYer6C HSGgmvlGMapyyPuojir8rhCZGUQ9hV04L9Thl5hP+b+jgF4bO9YhRxHb6EIdjZ4yQHnL ABAcps/diXjRxb5HROWf3XMiS7i13rF0ZygPwsrYi9D4YhaTINlKHSeqRxBfnh2UdC8Y 2gtQ35Z8NGo+314XfKyfSHeXb0ChbuoiexQw4H57sd++w/SmX9drRUVMuR2Rcm1R+e6Q VJnQ== X-Received: by 10.180.82.6 with SMTP id e6mr32522509wiy.84.1432565895605; Mon, 25 May 2015 07:58:15 -0700 (PDT) Received: from cizrna.lan ([109.72.12.80]) by mx.google.com with ESMTPSA id ez19sm12258917wid.19.2015.05.25.07.58.13 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 25 May 2015 07:58:14 -0700 (PDT) From: Tomeu Vizoso To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 08/21] gpio: Probe GPIO drivers on demand Date: Mon, 25 May 2015 16:53:12 +0200 Message-Id: <1432565608-26036-9-git-send-email-tomeu.vizoso@collabora.com> X-Mailer: git-send-email 2.4.1 In-Reply-To: <1432565608-26036-1-git-send-email-tomeu.vizoso@collabora.com> References: <1432565608-26036-1-git-send-email-tomeu.vizoso@collabora.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150525_075837_939909_AC4E996E X-CRM114-Status: UNSURE ( 9.25 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.7 (/) Cc: Mark Rutland , Alexandre Courbot , Tomeu Vizoso , linux-gpio@vger.kernel.org, Linus Walleij , Dmitry Torokhov , linux-kernel@vger.kernel.org, Rob Herring , =?UTF-8?q?St=C3=A9phane=20Marchesin?= , Thierry Reding , Grant Likely , Alexander Holler X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_MED, T_DKIM_INVALID, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Ensure that the device corresponding to the DT node of the gpiochip has been registered. Signed-off-by: Tomeu Vizoso --- drivers/gpio/gpiolib-of.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c index a6c67c6..190183d 100644 --- a/drivers/gpio/gpiolib-of.c +++ b/drivers/gpio/gpiolib-of.c @@ -20,6 +20,7 @@ #include #include #include +#include #include #include #include @@ -95,6 +96,8 @@ struct gpio_desc *of_get_named_gpiod_flags(struct device_node *np, return ERR_PTR(ret); } + of_platform_device_ensure(gg_data.gpiospec.np); + gpiochip_find(&gg_data, of_gpiochip_find_and_xlate); of_node_put(gg_data.gpiospec.np);