From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id AEDD8C433F5 for ; Wed, 30 Mar 2022 14:56:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=jTfODDwKJth+vL1xW08qN/ntlbiUpOwBBohQl85FUuQ=; b=Ke15/YGY/MTnHJ AMTu0AP1BZqLnE0QQlYXu1u4WucTIZOVfneyLXaraSYzQg/K7UNqGER9nkQxP5QhJ3jaDrBt2acgj 4C452ajj9CqTM4dBcrGDvi0mjgtr0NrGF0KQr9uhzC2VxY5f32LI+JofXGBQOqXgIoqQISizyFxAU mCCRqoEwZhBD1GIYJ2eYKVfiIiWYP18dd1vCfS6onnfgyS9qiPr9DGPN23ejFHHyH13DbaY7fBAoe DJLfIAMQnk7wy+4zww8MR05pz2KUNZLTWdPjODXrKRb4y68MwGfrlphFxcDcFdVavXVpZ5HzFMTQw kW7TcaEjBRy8C19XBXdQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nZZkD-00GLgu-Rm; Wed, 30 Mar 2022 14:56:21 +0000 Received: from mga14.intel.com ([192.55.52.115]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nZZec-00GIeF-Kt; Wed, 30 Mar 2022 14:50:36 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1648651834; x=1680187834; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=JTI2sWpV0UzE6IeL8l7wpen8kbwzDYKP8YDjk2kp5w4=; b=WyGRZOF53kE6Prpqr7r/Ht0z89nDFs90Nat9gMeJbBNQgDya2Da3D6/Z VK6cro8GHQqmxLwkufQ+hrps7eJgvT09WNPn1Cwz8acUwn/YO4TpKUyii VjLQyka/EitwcOppaO0WlR9b5RKbEpGrKShCDy9cRup1K8JT+rrJ57yJ5 y1D6ejidctlfYdAzXMHblsErHBG9FMkxywKyyHzaWFl6pKfxOHNbu8bEM QJz7t3uExd+0YBmkv9VNXaxKgqCN7I55G500qkfNDFa8ffHj4ITDedgao 44JmtFJniFeWETywevffVLuaOviZ4JqfFq+cyJkwUXfH1C4fOl9xr2nFo A==; X-IronPort-AV: E=McAfee;i="6200,9189,10301"; a="259745800" X-IronPort-AV: E=Sophos;i="5.90,222,1643702400"; d="scan'208";a="259745800" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Mar 2022 07:50:29 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.90,222,1643702400"; d="scan'208";a="546889516" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga007.jf.intel.com with ESMTP; 30 Mar 2022 07:50:20 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id AAE0A698; 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 11/13] pinctrl: meson: Replace custom code by gpiochip_node_count() call Date: Wed, 30 Mar 2022 17:50:28 +0300 Message-Id: <20220330145030.1562-12-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-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220330_075034_766227_976989C4 X-CRM114-Status: GOOD ( 14.16 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org Since we have generic function to count GPIO controller nodes under a given device, there is no need to open code it. Replace custom code by gpiochip_node_count() call. Signed-off-by: Andy Shevchenko Reviewed-by: Neil Armstrong --- drivers/pinctrl/meson/pinctrl-meson.c | 28 ++++++++++++--------------- 1 file changed, 12 insertions(+), 16 deletions(-) diff --git a/drivers/pinctrl/meson/pinctrl-meson.c b/drivers/pinctrl/meson/pinctrl-meson.c index 5b46a0979db7..1b078da81523 100644 --- a/drivers/pinctrl/meson/pinctrl-meson.c +++ b/drivers/pinctrl/meson/pinctrl-meson.c @@ -49,6 +49,7 @@ #include #include #include +#include #include #include @@ -662,27 +663,22 @@ static struct regmap *meson_map_resource(struct meson_pinctrl *pc, return devm_regmap_init_mmio(pc->dev, base, &meson_regmap_config); } -static int meson_pinctrl_parse_dt(struct meson_pinctrl *pc, - struct device_node *node) +static int meson_pinctrl_parse_dt(struct meson_pinctrl *pc) { - struct device_node *np, *gpio_np = NULL; + struct device_node *gpio_np; + unsigned int chips; - for_each_child_of_node(node, np) { - if (!of_find_property(np, "gpio-controller", NULL)) - continue; - if (gpio_np) { - dev_err(pc->dev, "multiple gpio nodes\n"); - of_node_put(np); - return -EINVAL; - } - gpio_np = np; - } - - if (!gpio_np) { + chips = gpiochip_node_count(pc->dev); + if (!chips) { dev_err(pc->dev, "no gpio node found\n"); return -EINVAL; } + if (chips > 1) { + dev_err(pc->dev, "multiple gpio nodes\n"); + return -EINVAL; + } + gpio_np = to_of_node(device_get_named_child_node(pc->dev, "gpio-controller")); pc->of_node = gpio_np; pc->reg_mux = meson_map_resource(pc, gpio_np, "mux"); @@ -751,7 +747,7 @@ int meson_pinctrl_probe(struct platform_device *pdev) pc->dev = dev; pc->data = (struct meson_pinctrl_data *) of_device_get_match_data(dev); - ret = meson_pinctrl_parse_dt(pc, dev->of_node); + ret = meson_pinctrl_parse_dt(pc); if (ret) return ret; -- 2.35.1 _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C9446C433FE for ; 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X-IronPort-AV: E=McAfee;i="6200,9189,10301"; a="320259365" X-IronPort-AV: E=Sophos;i="5.90,222,1643702400"; d="scan'208";a="320259365" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Mar 2022 07:50:29 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.90,222,1643702400"; d="scan'208";a="546889516" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga007.jf.intel.com with ESMTP; 30 Mar 2022 07:50:20 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id AAE0A698; 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 11/13] pinctrl: meson: Replace custom code by gpiochip_node_count() call Date: Wed, 30 Mar 2022 17:50:28 +0300 Message-Id: <20220330145030.1562-12-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 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org Since we have generic function to count GPIO controller nodes under a given device, there is no need to open code it. Replace custom code by gpiochip_node_count() call. Signed-off-by: Andy Shevchenko Reviewed-by: Neil Armstrong --- drivers/pinctrl/meson/pinctrl-meson.c | 28 ++++++++++++--------------- 1 file changed, 12 insertions(+), 16 deletions(-) diff --git a/drivers/pinctrl/meson/pinctrl-meson.c b/drivers/pinctrl/meson/pinctrl-meson.c index 5b46a0979db7..1b078da81523 100644 --- a/drivers/pinctrl/meson/pinctrl-meson.c +++ b/drivers/pinctrl/meson/pinctrl-meson.c @@ -49,6 +49,7 @@ #include #include #include +#include #include #include @@ -662,27 +663,22 @@ static struct regmap *meson_map_resource(struct meson_pinctrl *pc, return devm_regmap_init_mmio(pc->dev, base, &meson_regmap_config); } -static int meson_pinctrl_parse_dt(struct meson_pinctrl *pc, - struct device_node *node) +static int meson_pinctrl_parse_dt(struct meson_pinctrl *pc) { - struct device_node *np, *gpio_np = NULL; + struct device_node *gpio_np; + unsigned int chips; - for_each_child_of_node(node, np) { - if (!of_find_property(np, "gpio-controller", NULL)) - continue; - if (gpio_np) { - dev_err(pc->dev, "multiple gpio nodes\n"); - of_node_put(np); - return -EINVAL; - } - gpio_np = np; - } - - if (!gpio_np) { + chips = gpiochip_node_count(pc->dev); + if (!chips) { dev_err(pc->dev, "no gpio node found\n"); return -EINVAL; } + if (chips > 1) { + dev_err(pc->dev, "multiple gpio nodes\n"); + return -EINVAL; + } + gpio_np = to_of_node(device_get_named_child_node(pc->dev, "gpio-controller")); pc->of_node = gpio_np; pc->reg_mux = meson_map_resource(pc, gpio_np, "mux"); @@ -751,7 +747,7 @@ int meson_pinctrl_probe(struct platform_device *pdev) pc->dev = dev; pc->data = (struct meson_pinctrl_data *) of_device_get_match_data(dev); - ret = meson_pinctrl_parse_dt(pc, dev->of_node); + ret = meson_pinctrl_parse_dt(pc); if (ret) return ret; -- 2.35.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 67E94C4332F for ; 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30 Mar 2022 07:50:29 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.90,222,1643702400"; d="scan'208";a="546889516" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga007.jf.intel.com with ESMTP; 30 Mar 2022 07:50:20 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id AAE0A698; 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 11/13] pinctrl: meson: Replace custom code by gpiochip_node_count() call Date: Wed, 30 Mar 2022 17:50:28 +0300 Message-Id: <20220330145030.1562-12-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-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220330_075034_766227_976989C4 X-CRM114-Status: GOOD ( 14.16 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Since we have generic function to count GPIO controller nodes under a given device, there is no need to open code it. Replace custom code by gpiochip_node_count() call. Signed-off-by: Andy Shevchenko Reviewed-by: Neil Armstrong --- drivers/pinctrl/meson/pinctrl-meson.c | 28 ++++++++++++--------------- 1 file changed, 12 insertions(+), 16 deletions(-) diff --git a/drivers/pinctrl/meson/pinctrl-meson.c b/drivers/pinctrl/meson/pinctrl-meson.c index 5b46a0979db7..1b078da81523 100644 --- a/drivers/pinctrl/meson/pinctrl-meson.c +++ b/drivers/pinctrl/meson/pinctrl-meson.c @@ -49,6 +49,7 @@ #include #include #include +#include #include #include @@ -662,27 +663,22 @@ static struct regmap *meson_map_resource(struct meson_pinctrl *pc, return devm_regmap_init_mmio(pc->dev, base, &meson_regmap_config); } -static int meson_pinctrl_parse_dt(struct meson_pinctrl *pc, - struct device_node *node) +static int meson_pinctrl_parse_dt(struct meson_pinctrl *pc) { - struct device_node *np, *gpio_np = NULL; + struct device_node *gpio_np; + unsigned int chips; - for_each_child_of_node(node, np) { - if (!of_find_property(np, "gpio-controller", NULL)) - continue; - if (gpio_np) { - dev_err(pc->dev, "multiple gpio nodes\n"); - of_node_put(np); - return -EINVAL; - } - gpio_np = np; - } - - if (!gpio_np) { + chips = gpiochip_node_count(pc->dev); + if (!chips) { dev_err(pc->dev, "no gpio node found\n"); return -EINVAL; } + if (chips > 1) { + dev_err(pc->dev, "multiple gpio nodes\n"); + return -EINVAL; + } + gpio_np = to_of_node(device_get_named_child_node(pc->dev, "gpio-controller")); pc->of_node = gpio_np; pc->reg_mux = meson_map_resource(pc, gpio_np, "mux"); @@ -751,7 +747,7 @@ int meson_pinctrl_probe(struct platform_device *pdev) pc->dev = dev; pc->data = (struct meson_pinctrl_data *) of_device_get_match_data(dev); - ret = meson_pinctrl_parse_dt(pc, dev->of_node); + ret = meson_pinctrl_parse_dt(pc); if (ret) return ret; -- 2.35.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel