From patchwork Wed Mar 30 14:50:30 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 1611192 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.a=rsa-sha256 header.s=Intel header.b=Vl230+KJ; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-gpio-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4KT8YG4QLKz9sFq for ; Thu, 31 Mar 2022 01:52:34 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1347278AbiC3OyO (ORCPT ); Wed, 30 Mar 2022 10:54:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53700 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1347455AbiC3Owq (ORCPT ); Wed, 30 Mar 2022 10:52:46 -0400 Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 82AC54BFE7; Wed, 30 Mar 2022 07:50:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1648651845; x=1680187845; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=KXLXc+19o0UubT6TkmoiDgHQv9YpGm9hY5Ydb16Dc5c=; b=Vl230+KJmGhvUa9aHd1jO1v6W23BPxglXfr/QMjYRvXRRMdFDOtUce6u Mi/MZWwhloc/GdW6n8MS3IMclurTaZBxb1m7iJyK3SXwaSlfbWaqbtjaH EgCfW06rRNO0r4uMzz0sDmg9Fxo+F1a5JXUFS5ZieCaam4e6LW9q4zAng QXp4v6vE0wYfJBOV6Su+Vwpzr5rKnMvBN9HJslek/lpDFQCs2/NS58V+I cKaSg+M8tGTwa3RCw3CwLHjWaw59zlEf3h7FxA2MXg8XFd2/AoGnly4Qy EO+Kpao4QZYpRz/vNnC1DW3yPOvtMmTlcc5wLb3FG1v8jM+pgKCj+4BOf g==; X-IronPort-AV: E=McAfee;i="6200,9189,10301"; a="320259360" X-IronPort-AV: E=Sophos;i="5.90,222,1643702400"; d="scan'208";a="320259360" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Mar 2022 07:50:28 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.90,222,1643702400"; d="scan'208";a="565571163" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga008.jf.intel.com with ESMTP; 30 Mar 2022 07:50:20 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id C214B6C0; Wed, 30 Mar 2022 17:50:33 +0300 (EEST) From: Andy Shevchenko To: Qianggui Song , Andy Shevchenko , Geert Uytterhoeven , Krzysztof Kozlowski , Fabien Dessenne , Linus Walleij , linux-gpio@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org, openbmc@lists.ozlabs.org, linux-renesas-soc@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com Cc: Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Andrew Lunn , Gregory Clement , Sebastian Hesselbarth , Avi Fishman , Tomer Maimon , Tali Perry , Patrick Venture , Nancy Yuen , Benjamin Fair , Tomasz Figa , Sylwester Nawrocki , Alim Akhtar , Maxime Coquelin , Alexandre Torgue , Bartosz Golaszewski , Philipp Zabel Subject: [PATCH v3 13/13] pinctrl: armada-37xx: Reuse GPIO fwnode in armada_37xx_irqchip_register() Date: Wed, 30 Mar 2022 17:50:30 +0300 Message-Id: <20220330145030.1562-14-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220330145030.1562-1-andriy.shevchenko@linux.intel.com> References: <20220330145030.1562-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.7 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_EF,RCVD_IN_DNSWL_LOW,SPF_HELO_NONE, SPF_NONE,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org Since we have fwnode of the first found GPIO controller assigned to the struct gpio_chip, we may reuse it in the armada_37xx_irqchip_register(). Signed-off-by: Andy Shevchenko --- drivers/pinctrl/mvebu/pinctrl-armada-37xx.c | 16 +++------------- 1 file changed, 3 insertions(+), 13 deletions(-) diff --git a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c index 1fef8a38f574..c0384661ea48 100644 --- a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c +++ b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c @@ -727,23 +727,13 @@ static int armada_37xx_irqchip_register(struct platform_device *pdev, struct gpio_chip *gc = &info->gpio_chip; struct irq_chip *irqchip = &info->irq_chip; struct gpio_irq_chip *girq = &gc->irq; + struct device_node *np = to_of_node(gc->fwnode); struct device *dev = &pdev->dev; - struct device_node *np; - int ret = -ENODEV, i, nr_irq_parent; - - /* Check if we have at least one gpio-controller child node */ - for_each_child_of_node(dev->of_node, np) { - if (of_property_read_bool(np, "gpio-controller")) { - ret = 0; - break; - } - } - if (ret) - return dev_err_probe(dev, ret, "no gpio-controller child node\n"); + unsigned int i, nr_irq_parent; - nr_irq_parent = of_irq_count(np); spin_lock_init(&info->irq_lock); + nr_irq_parent = of_irq_count(np); if (!nr_irq_parent) { dev_err(dev, "invalid or no IRQ\n"); return 0;