From nobody Wed Oct 1 23:34:14 2025 Received: from mail.mainlining.org (mail.mainlining.org [5.75.144.95]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BC8F218FDAF; Sat, 27 Sep 2025 05:02:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=5.75.144.95 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758949348; cv=none; b=izMw+vaYlvAZzvdPyeYlUTHQ/vs10SOxAUSyfLu5M6yi2WwYFz4ABEv7yATDq1sqwB9hBQP1pj/I5+OBPlkLEP02VF1AJQ6lIaTeq65F8ij0cnFav7T3zU2+XTPLLOCUR52r0Fj1aK/QQjW4YkdcVlslncDKtQnckuu5FmJ8rR4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758949348; c=relaxed/simple; bh=MpdOunzwRix8r+I6dz4W5XzomAmmpf9+SZqztmWlQWc=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=lmfMxv+8n7MDrgnCubG5I7EzSODp4CgmqFwFm55aOlgLiU91W1jfPIA1/5scO5QnVl0Z9hvdTote6qNu/9sqt81TfRsAQtfvaiAExNOlkQXWm9Zg4ZZ+xOx7/2YUjjQ8yElDzf2a8fr0L4UoOlVKOVeDQgFOvx4nhTJujGfVMwM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=mainlining.org; spf=pass smtp.mailfrom=mainlining.org; dkim=pass (2048-bit key) header.d=mainlining.org header.i=@mainlining.org header.b=squFCJkG; dkim=permerror (0-bit key) header.d=mainlining.org header.i=@mainlining.org header.b=xE6S+r2y; arc=none smtp.client-ip=5.75.144.95 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=mainlining.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=mainlining.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=mainlining.org header.i=@mainlining.org header.b="squFCJkG"; dkim=permerror (0-bit key) header.d=mainlining.org header.i=@mainlining.org header.b="xE6S+r2y" DKIM-Signature: v=1; a=rsa-sha256; s=202507r; d=mainlining.org; c=relaxed/relaxed; h=To:Message-Id:Subject:Date:From; t=1758949156; bh=DWdXLvFu30yYvjltQxnE0pJ 9kE3gyhS9Vq00c5VUKSU=; b=squFCJkGPyKQGu2syC4oXR3X0o5JP4wYYRdGY8WjUIK+wLQu5a b2fDD1QFZ1UMC2A18BjynkKrUh1VdG2Uo07QwUkW0zRQ/eHIQ+Z47jI3Z++HfY10XadHQB6NYwP FljSqk8MomKME7YYPOhPofg1XCr/dRVKhB3mUnj99OLU2KSuhO5qWlR6KoUoJmP3RGR3AkeSRMr ekDrI0/3urVjcj2PeMU0EC9lqybN2FNx7zLqpXdCP2QVLEhGIQ0donb3xfWP3B1t9KasZoP/8b1 x/NjqhabtuVcDNEYAtUDZIDQ3krNmLZqXvVwFcUuKCrifvLnvaFOfhS5lluSO6ldE6A==; DKIM-Signature: v=1; a=ed25519-sha256; s=202507e; d=mainlining.org; c=relaxed/relaxed; h=To:Message-Id:Subject:Date:From; t=1758949156; bh=DWdXLvFu30yYvjltQxnE0pJ 9kE3gyhS9Vq00c5VUKSU=; b=xE6S+r2yuMtthxGPUz48JuxFTe3Lc6QqhYjub/HRYdMGg7pIoT Z2aTXtfPzEkPlgL7L0TD03lIbCv30yTGuGBA==; From: Dang Huynh Date: Sat, 27 Sep 2025 11:59:07 +0700 Subject: [PATCH v3 2/3] gpio: rda: Make IRQ optional Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250927-rda8810pl-gpio-fix-v3-2-3641cdcf6c1e@mainlining.org> References: <20250927-rda8810pl-gpio-fix-v3-0-3641cdcf6c1e@mainlining.org> In-Reply-To: <20250927-rda8810pl-gpio-fix-v3-0-3641cdcf6c1e@mainlining.org> To: Manivannan Sadhasivam , Linus Walleij , Bartosz Golaszewski , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-kernel@lists.infradead.org, linux-unisoc@lists.infradead.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Dang Huynh X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1758949147; l=961; i=dang.huynh@mainlining.org; s=20250917; h=from:subject:message-id; bh=MpdOunzwRix8r+I6dz4W5XzomAmmpf9+SZqztmWlQWc=; b=FbBM848buke3ZFLTeEqaWSbtCt9iSjXfoKtgadZUBCbL0o6C85MggUTDyTusPlRHhTEWOI9Ub Ho0FsXs8vibAwBYtHPJGLAt7nm5TUJPRnjE5MKr3OpVE/Tvq+F9yrHj X-Developer-Key: i=dang.huynh@mainlining.org; a=ed25519; pk=RyzH4CL4YU/ItXYUurA51EVBidfx4lIy8/E4EKRJCUk= Not all GPIO have IRQ. When we use this driver with GPIOC (handled by modem) we get: rda-gpio 11a08000.gpioc: error -ENXIO: IRQ index 0 not found Let's mark IRQ as optional so this error doesn't show up. Signed-off-by: Dang Huynh --- drivers/gpio/gpio-rda.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpio/gpio-rda.c b/drivers/gpio/gpio-rda.c index fb479d13eb01a49218ad4229e7d4f70f096f5a2e..7d20dbbb6ec41149a1dbf4d9ef9= ac86449773c35 100644 --- a/drivers/gpio/gpio-rda.c +++ b/drivers/gpio/gpio-rda.c @@ -229,7 +229,7 @@ static int rda_gpio_probe(struct platform_device *pdev) * RDA8810PL, GPIOC doesn't support interrupt. So we must handle * those also. */ - rda_gpio->irq =3D platform_get_irq(pdev, 0); + rda_gpio->irq =3D platform_get_irq_optional(pdev, 0); =20 rda_gpio->base =3D devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(rda_gpio->base)) --=20 2.51.0