From patchwork Thu Aug 6 14:11:51 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tomeu Vizoso X-Patchwork-Id: 6960221 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 63CD3C05AC for ; Thu, 6 Aug 2015 14:28:16 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 9D7DC2056E for ; Thu, 6 Aug 2015 14:28:15 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B462620561 for ; Thu, 6 Aug 2015 14:28:14 +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 1ZNM7P-0002td-9q; Thu, 06 Aug 2015 14:26:03 +0000 Received: from merlin.infradead.org ([2001:4978:20e::2]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZNM1E-00037o-Ng for linux-arm-kernel@bombadil.infradead.org; Thu, 06 Aug 2015 14:19:40 +0000 Received: from mail-wi0-x236.google.com ([2a00:1450:400c:c05::236]) by merlin.infradead.org with esmtps (Exim 4.85 #2 (Red Hat Linux)) id 1ZNM1C-0003t3-2k for linux-arm-kernel@lists.infradead.org; Thu, 06 Aug 2015 14:19:40 +0000 Received: by wibxm9 with SMTP id xm9so24688643wib.0 for ; Thu, 06 Aug 2015 07:19:10 -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=beWx5AKSTOsrHD4VBCT7tJ8VGAVBb3LDLNlBkgxy2LQ=; b=DsD3Q0S0Q+KeSZZMD7lyfEQf4FHgf91AVqQ1IzIjSKZnVuxKy5CaIamlkVeNVMrMk/ uLFdZeyVQwCgOogxX94WgS54fA9r5JZBeUSybiRIVK0/2/f3UrUd6+c8XcNFHMFN+P13 EbXPZl6GSAbKil7/uwAAaQJdaX0xV/6lY5U/dinCaDp7JlB4nqJdMnrVGO5BRHgA4wmy FkbvRIJCTWo2NDgMebmUL9uz/3UPuV8omMxPsw9bX4841yibVzQuPaQyooh3CWlAxVTY NOl3rrXQTdy06VcwzgvEYzX6fh6L1uTWAGZAnKBrG8ETcu1tUWziafAKqnR7/T8xupPd KHIw== X-Received: by 10.194.205.37 with SMTP id ld5mr4224769wjc.14.1438870749955; Thu, 06 Aug 2015 07:19:09 -0700 (PDT) Received: from cizrna.lan ([109.72.12.154]) by smtp.gmail.com with ESMTPSA id z5sm9727282wjr.42.2015.08.06.07.19.08 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 06 Aug 2015 07:19:09 -0700 (PDT) From: Tomeu Vizoso To: linux-kernel@vger.kernel.org Subject: [PATCH v3 14/18] pinctrl: Probe pinctrl devices on demand Date: Thu, 6 Aug 2015 16:11:51 +0200 Message-Id: <1438870315-18689-15-git-send-email-tomeu.vizoso@collabora.com> X-Mailer: git-send-email 2.4.3 In-Reply-To: <1438870315-18689-1-git-send-email-tomeu.vizoso@collabora.com> References: <1438870315-18689-1-git-send-email-tomeu.vizoso@collabora.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150806_101938_339155_057E6450 X-CRM114-Status: GOOD ( 14.52 ) X-Spam-Score: -2.4 (--) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Tomeu Vizoso , devicetree@vger.kernel.org, linux-acpi@vger.kernel.org, Arnd Bergmann , Stephen Warren , Linus Walleij , Dmitry Torokhov , "Rafael J. Wysocki" , Rob Herring , Javier Martinez Canillas , Mark Brown , Thierry Reding , linux-arm-kernel@lists.infradead.org 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=-4.2 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_MED,RP_MATCHES_RCVD,T_DKIM_INVALID,UNPARSEABLE_RELAY autolearn=unavailable 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 When looking up a pin controller through its OF node, probe it if it hasn't already. The goal is to reduce deferred probes to a minimum, as it makes it very cumbersome to find out why a device failed to probe, and can introduce very big delays in when a critical device is probed. Signed-off-by: Tomeu Vizoso --- Changes in v3: None Changes in v2: None drivers/pinctrl/devicetree.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/pinctrl/devicetree.c b/drivers/pinctrl/devicetree.c index fe04e748dfe4..2326ae99e06a 100644 --- a/drivers/pinctrl/devicetree.c +++ b/drivers/pinctrl/devicetree.c @@ -18,6 +18,7 @@ #include #include +#include #include #include @@ -110,6 +111,8 @@ static int dt_to_map_one_config(struct pinctrl *p, const char *statename, struct pinctrl_map *map; unsigned num_maps; + of_platform_probe(np_config); + /* Find the pin controller containing np_config */ np_pctldev = of_node_get(np_config); for (;;) {