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 CD737CAC592 for ; Tue, 16 Sep 2025 20:26:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Reply-To:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To: References:Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version: Subject:Date:From:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=bKZgQ3O498oMK8jiK/K+0WgAQqJ+YKdnw8CFtwa+U50=; b=L2803ywJIolrPpKFbYjr5LMp+h 364iTdnG5H6AgZaAbB+xfeLyHpA0SoifwDzi5uGzDUsK3G/dHEBK2Gj7NvxDnR/crWfrimrt8MKYU PG1mI5+ERxH1j+Mp90+43rxGXWdTH0lpoQGHXGeOxSYVg+e3SlClk+V/tQ5lHdfDaLpDAeQBSySgJ rCOW2pKBc8a9bYq0tWmYOZGnx3YduF78jWh2tedMDIyRlVgATtZ0njUdu1dZ5NdumYfKSaiwfQX6T Su/9hMzDNT3M/85UvtMNBe0sYCU3isLCINJo1zZQENv5gxKy5YhuRNQ7um27V34b2hD87XxSci03J HhLQNqdg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uycFR-000000091Jo-484a; Tue, 16 Sep 2025 20:25:57 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uycEz-000000090mq-1DCQ; Tue, 16 Sep 2025 20:25:32 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 5623544DB2; Tue, 16 Sep 2025 20:25:26 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 06C12C4CEFF; Tue, 16 Sep 2025 20:25:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1758054326; bh=4w6w5DvzwFyRo2J5VW1szw6dNb6N2JHLDo922TOLKcY=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=Ma/CpcuBYVrPPjn8B5wDIMdK5MXsxC8Lgs9ueMxl7S9NVceWGjbSNc7QoFAQv10rw ur8thkyVEuWGBCwwlKeyC5KZgjl9wxNhj3R6IwTEvmVNsQZyNMyoU8MQZmRpPCksfw u05SWxcjEx103cFljCepFq6Kvns6i73kSrEQ3jWll+9HbQOi99pXQOCatoK5wv1uI2 O9m/FAv5Fbzdw36thgv1deL2EunYU468a9Aoqyj3a+vDSTZOqGF7BayMtXkucCkP4o fKED/ROmSfgdNe/+KuXzbSxjjUCmBMUByFUbEtRoX8gYqQxoH06n2UWVySlp2i9PnT OvlQZq5LjZY2Q== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id E4FA4CAC5A0; Tue, 16 Sep 2025 20:25:25 +0000 (UTC) From: Dang Huynh via B4 Relay Date: Wed, 17 Sep 2025 03:25:14 +0700 Subject: [PATCH 17/25] drivers: gpio: rda: Make direction register unreadable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20250917-rda8810pl-drivers-v1-17-9ca9184ca977@mainlining.org> References: <20250917-rda8810pl-drivers-v1-0-9ca9184ca977@mainlining.org> In-Reply-To: <20250917-rda8810pl-drivers-v1-0-9ca9184ca977@mainlining.org> To: Manivannan Sadhasivam , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Linus Walleij , Bartosz Golaszewski , Alexandre Belloni , Michael Turquette , Stephen Boyd , Philipp Zabel , Sebastian Reichel , Vinod Koul , Kees Cook , "Gustavo A. R. Silva" , Ulf Hansson Cc: linux-arm-kernel@lists.infradead.org, linux-unisoc@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, linux-rtc@vger.kernel.org, linux-clk@vger.kernel.org, linux-pm@vger.kernel.org, dmaengine@vger.kernel.org, linux-hardening@vger.kernel.org, linux-mmc@vger.kernel.org, Dang Huynh X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1758054322; l=890; i=dang.huynh@mainlining.org; s=20250917; h=from:subject:message-id; bh=Ej4sfxzJ/Gsg0f6d9t0Id5MGonhTVkngeFDG/IpOGqc=; b=7/dQ+zSEH7UofRPjo+bKlBs6ViTT+WuJvSx4Gecx+bo6BYwM3Re5lMQKArpXET7WxhoCPOvfe Rk52QJ6IW9cA55W805ijHTkhu0687ofj0g1SAA1xQxJl5AhXuzcWLTL X-Developer-Key: i=dang.huynh@mainlining.org; a=ed25519; pk=RyzH4CL4YU/ItXYUurA51EVBidfx4lIy8/E4EKRJCUk= X-Endpoint-Received: by B4 Relay for dang.huynh@mainlining.org/20250917 with auth_id=526 X-Original-From: Dang Huynh X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250916_132529_523619_BFAE9794 X-CRM114-Status: GOOD ( 11.39 ) 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: , Reply-To: dang.huynh@mainlining.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Dang Huynh The register doesn't like to be read, this causes the SD Card Card Detect GPIO to misbehaves in the OS. 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 b4db8553a2371ae407fdb7e681d0f82c4d9f74b7..56aaa9f33d29469dfb1bf86ed7b63c54b413c89c 100644 --- a/drivers/gpio/gpio-rda.c +++ b/drivers/gpio/gpio-rda.c @@ -245,7 +245,7 @@ static int rda_gpio_probe(struct platform_device *pdev) .clr = rda_gpio->base + RDA_GPIO_CLR, .dirout = rda_gpio->base + RDA_GPIO_OEN_SET_OUT, .dirin = rda_gpio->base + RDA_GPIO_OEN_SET_IN, - .flags = BGPIOF_READ_OUTPUT_REG_SET, + .flags = BGPIOF_READ_OUTPUT_REG_SET | BGPIOF_UNREADABLE_REG_DIR, }; ret = gpio_generic_chip_init(&rda_gpio->chip, &config); -- 2.51.0