From mboxrd@z Thu Jan 1 00:00:00 1970 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 DC8F712F588; Sun, 24 Mar 2024 22:36:49 +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=1711319810; cv=none; b=F3G43zTQuoNxxygiUl5rkJfNK+fY0zLMs80GmrmuU05V1CvmD5s9gUSZpWgohnbzbyRpVqy/kDQmmIa+vZ8ycuK8QWRvNquBCXu6DOlB7ZgOXl5HREAiqw9KesGvYABRZpGEyNQ8s8frZxazSMIOV2CAcJbTaEy1gatYcOtbEXQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711319810; c=relaxed/simple; bh=2diJNys690X5vuo8K0Z2rkLA90NikcwwPE7MwS9PceI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=qg1gI/EdNzZoFZU2xDmNSmVG2PfQ6DP/MYnlXd9cdJ2GQYwzvT46hr/Uf5jXjb8xkVHBIx+vhvdQtbYJXxFjMWftMKPFaWWj5uzJtKJaNHatfyhiLjZqn8T5m/EdkRLPi6IcUYpgclx4XlQ4Qc3NWPPoLT24wE2C067QdZSQaII= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=V4A63o6/; 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="V4A63o6/" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 296F9C43394; Sun, 24 Mar 2024 22:36:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1711319809; bh=2diJNys690X5vuo8K0Z2rkLA90NikcwwPE7MwS9PceI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=V4A63o6//R4Mt4+Jl2g+B6hqU3rlKOaPetR12NgcMF9h13bhGBh4uRsW0mlAefDd6 1LBtXq/OeBJnyq8BOHAV/tU4p2X022etGrn1bezOZmr/8RXIwoDhRsvqufjELU4LWA Cgv3b16eBubkVZICJJw8uY8ZgnlFOCKJs0NVZARs5ccPCAobvx2zjpLCQxcdtXbEKC scdX+2HtmhzUD8o5FfC/4IuWqha06E7aEWpbWJ6QjsR0nBdjaEQAfwQQ0zKGwnKLuw 2JFtU7dRawjwKdIGoj+cg/+7sNswUDhIKK5jMJTllCPMbHhQl+DxrV3iIAeBg3d860 y6GGo5rdVxdDg== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Frieder Schrempf , Shawn Guo , Sasha Levin Subject: [PATCH 6.8 111/715] arm64: dts: imx8mm-kontron: Disable pullups for onboard UART signals on BL OSM-S board Date: Sun, 24 Mar 2024 18:24:50 -0400 Message-ID: <20240324223455.1342824-112-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240324223455.1342824-1-sashal@kernel.org> References: <20240324223455.1342824-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit From: Frieder Schrempf [ Upstream commit c6d9b5672a0e2c4b1079a50d2fc8780c40cfd3eb ] These signals are actively driven by the SoC or by the onboard transceiver. There's no need to enable the internal pull resistors and due to silicon errata ERR050080 let's disable the internal ones to prevent any unwanted behavior in case they wear out. Fixes: de9618e84f76 ("arm64: dts: Add support for Kontron SL/BL i.MX8MM OSM-S") Signed-off-by: Frieder Schrempf Signed-off-by: Shawn Guo Signed-off-by: Sasha Levin --- .../dts/freescale/imx8mm-kontron-bl-osm-s.dts | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mm-kontron-bl-osm-s.dts b/arch/arm64/boot/dts/freescale/imx8mm-kontron-bl-osm-s.dts index 0730c22e5b6b9..1dd03ef0a7835 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-kontron-bl-osm-s.dts +++ b/arch/arm64/boot/dts/freescale/imx8mm-kontron-bl-osm-s.dts @@ -313,19 +313,19 @@ MX8MM_IOMUXC_SAI5_MCLK_GPIO3_IO25 0x19 pinctrl_uart1: uart1grp { fsl,pins = < - MX8MM_IOMUXC_SAI2_RXC_UART1_DCE_RX 0x140 - MX8MM_IOMUXC_SAI2_RXFS_UART1_DCE_TX 0x140 - MX8MM_IOMUXC_SAI2_RXD0_UART1_DCE_RTS_B 0x140 - MX8MM_IOMUXC_SAI2_TXFS_UART1_DCE_CTS_B 0x140 + MX8MM_IOMUXC_SAI2_RXC_UART1_DCE_RX 0x0 + MX8MM_IOMUXC_SAI2_RXFS_UART1_DCE_TX 0x0 + MX8MM_IOMUXC_SAI2_RXD0_UART1_DCE_RTS_B 0x0 + MX8MM_IOMUXC_SAI2_TXFS_UART1_DCE_CTS_B 0x0 >; }; pinctrl_uart2: uart2grp { fsl,pins = < - MX8MM_IOMUXC_SAI3_TXFS_UART2_DCE_RX 0x140 - MX8MM_IOMUXC_SAI3_TXC_UART2_DCE_TX 0x140 - MX8MM_IOMUXC_SAI3_RXD_UART2_DCE_RTS_B 0x140 - MX8MM_IOMUXC_SAI3_RXC_UART2_DCE_CTS_B 0x140 + MX8MM_IOMUXC_SAI3_TXFS_UART2_DCE_RX 0x0 + MX8MM_IOMUXC_SAI3_TXC_UART2_DCE_TX 0x0 + MX8MM_IOMUXC_SAI3_RXD_UART2_DCE_RTS_B 0x0 + MX8MM_IOMUXC_SAI3_RXC_UART2_DCE_CTS_B 0x0 >; }; -- 2.43.0