From nobody Tue Feb 10 00:57:56 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 52FF5329517; Tue, 16 Sep 2025 20:25:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758054326; cv=none; b=rT86lOI6LpYAFLunUy/1d1GKTcwGRfFa2GINpbyyt1w5H2fZCmW45ZQD8EDZ2O47jEyrpUUpONsJofax6P0rVA2tC9VNEa0odr2zxXaBr0PuYFSju1PZcaem8G+BY5NuNTchhxZV3S1o6Yaw3soFsyRXDkDAkPbs4nmIEyTL5EM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758054326; c=relaxed/simple; bh=4w6w5DvzwFyRo2J5VW1szw6dNb6N2JHLDo922TOLKcY=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=u1hwfgYEklAeFrJpd7p3n3LG0m006FMmPVOC9oz/lqqP2l6d6JGg1rs+DqQlKwOfiMwdJcXSWcZATwbWyKKjIx1w59PvREE/WcBbZFOcqKhKQd/SkSbxObSx66EVfInyVNhenJfKw8GoGE0WbqtIxpBvOhlYUEsBq+0lD2pCh6E= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Ma/CpcuB; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Ma/CpcuB" 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 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: <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 Reply-To: dang.huynh@mainlining.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..56aaa9f33d29469dfb1bf86ed7b= 63c54b413c89c 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 =3D rda_gpio->base + RDA_GPIO_CLR, .dirout =3D rda_gpio->base + RDA_GPIO_OEN_SET_OUT, .dirin =3D rda_gpio->base + RDA_GPIO_OEN_SET_IN, - .flags =3D BGPIOF_READ_OUTPUT_REG_SET, + .flags =3D BGPIOF_READ_OUTPUT_REG_SET | BGPIOF_UNREADABLE_REG_DIR, }; =20 ret =3D gpio_generic_chip_init(&rda_gpio->chip, &config); --=20 2.51.0