From patchwork Thu Mar 24 15:56:44 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marcel Ziswiler X-Patchwork-Id: 12790819 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 A71C4C433F5 for ; Thu, 24 Mar 2022 15:59:48 +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=rioTPnE77Sn5PN6K9r75Pz+vMAr9A7l634z/Yq+dT00=; b=gj7xr2Wv5Ul8RS 5bfmlDULhXmQsDeplly0lR+k//SsRW2slMtG2jUJIIUIItn1gHiOcej+DIWDE1AKrMAa85hLgRY1+ s0CWltx1nj/dV71ZINURxJn0pCKVHv2f/DyaHWNuo39N2gzaG2ovNAci95cYViyDgyqoqDKnLbsFH nmYdclr12gsCXTAenr3Zdw9CHYP+Zz9qqxM8BdD4JVF8kzzm6XXmX+3bAXQC+Sh0D7n+5ZLuZ9OFO ospid0UehHlbSaf6AMbfKrw27LYRBiSmyetUWQDB3zYGERWGdObckyEJHQpSXLwBFMfiZ0gn07xJM ezee3eDQG9D3hWbKYQxg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nXPrD-00H5e9-2S; Thu, 24 Mar 2022 15:58:39 +0000 Received: from mout.perfora.net ([74.208.4.196]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nXPq7-00H57y-50 for linux-arm-kernel@lists.infradead.org; Thu, 24 Mar 2022 15:57:32 +0000 Received: from localhost.localdomain ([81.221.85.15]) by mrelay.perfora.net (mreueus004 [74.208.5.2]) with ESMTPSA (Nemesis) id 1MC3TF-1nLdCe1hpl-00CR0B; Thu, 24 Mar 2022 16:57:13 +0100 From: Marcel Ziswiler To: linux-arm-kernel@lists.infradead.org Cc: Marcel Ziswiler , Andrejs Cainikovs , Arnd Bergmann , Fabio Estevam , Frank Rowand , Krzysztof Kozlowski , NXP Linux Team , Olof Johansson , Pengutronix Kernel Team , Rob Herring , Sascha Hauer , Shawn Guo , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v1 05/10] arm64: dts: imx8mm-verdin: comment about i2c level shifter Date: Thu, 24 Mar 2022 16:56:44 +0100 Message-Id: <20220324155649.285924-6-marcel@ziswiler.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220324155649.285924-1-marcel@ziswiler.com> References: <20220324155649.285924-1-marcel@ziswiler.com> MIME-Version: 1.0 X-Provags-ID: V03:K1:ic0yijoEF/TdmUsbIqazQ69rCiZtacpW24i1q9eIrnz6wILkbns 1cLk0o/dtya9DBhWNi+7Cs8NvB5u18YUhybAaEJ8oZUg2LVYLUNqYRWCJTOFOpcMDN9RKc9 ZSdYdRhrWmzuyv9P7PgsiO0ris3dYUO0CS+EXe+SHYaZWjZxGCLFciH9CFAIssL/sXeLCsI gS3qLHE6BbkM7bvyWk1ZA== X-UI-Out-Filterresults: notjunk:1;V03:K0:Cxp9rczoV5k=:Dg5O1Kr23Tkyqe1Z2JO9qF /Z9zuk8BpMWupywfJUP4cUHgT+tJ6DWqVpSAfn5Kl0Dol9HWhSI4TvaWr0VEXg8AeXxpyl96r YfS4GNhG9N8KrQ8xl+no8Vk6ynJ9EMCZ+bDwBw8nhDwWa6FOK1Z7FsZwUE7aMJ3VixtreYUpM y4UdvhCYATC3kfsu/Iey1pPLtyJE6rRgZGrCO4bp+Rlug0LZzoB2O7XEQoDKTx/Cw8GEZaj6L GgMJyVPp9olq3fUuYqrsQxX5NC4HTvNwKmi4A5L4Hi/LmnQ8bLSxMf2O4jLymp5nXpZafaQEV qqtJni2pFYUh5/GQjSMGQmJHgOs+0TAhFvV5TAob1/AfJ5+VpQEtGW0eHzb10VVHRGzkiza4c Ddw0MEiB7j0p8IF8GcGnFx17GyFtejoZ4ehvmP4P0Zpof3o/l2/27ppvssGVfoLmMznLZLv4Y f90EYOI9sCpyV7R6ryoWi+tsZLKf4TI9XmuRzG9dLfqe86nxP3rkhOdCuYjmSzMaeQLuWHKAt hqQODw193ky+FMtkvJUdoEDSvqBmb7di57MtkTpIZ9PyTb+A8/RtnMmH2+FxWf8waFYKSHuck WJkqqtQzgVZwD1YODbHEE3FzwL5RMr8dH27Mnfe+flMycUjK3BUN/MW44/n9SHCQIS1GOUFl6 4kSA7lX/qjIRaLAcw8uSyWsEIqPwC8VELj69SnQ4nZR2PBSXTFR63BAyx5gCadVXzXbA= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220324_085731_307026_40970088 X-CRM114-Status: UNSURE ( 9.71 ) X-CRM114-Notice: Please train this message. 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Marcel Ziswiler Add a note about the bootloader being expected to switch on the I2C level shifter for the TLA2024 ADC behind this PMIC. Signed-off-by: Marcel Ziswiler --- arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi index 599b620ae04d..4542c99ce906 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi @@ -337,6 +337,11 @@ pca9450: pmic@25 { reg = <0x25>; sd-vsel-gpios = <&gpio1 4 GPIO_ACTIVE_HIGH>; + /* + * The bootloader is expected to switch on the I2C level shifter for the TLA2024 ADC + * behind this PMIC. + */ + regulators { reg_vdd_soc: BUCK1 { nxp,dvs-run-voltage = <850000>;