From patchwork Fri Oct 15 12:48:37 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Frieder Schrempf X-Patchwork-Id: 12561407 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BC2DFC433F5 for ; Fri, 15 Oct 2021 12:51:27 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 8F85461090 for ; Fri, 15 Oct 2021 12:51:27 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 8F85461090 Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=fris.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org 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=rl/O7lGXtJzN5cMRF5Aal/cDcpp26qymVGxzGtdCxxk=; b=wZg0DEeZj9RgKn fZmuAnFAdzzOwGz5ng/xHPMnFtqzXbHagLffsXdGPwYTywVpnMfj/puHm6V1vBZ5yxp6dXLRL8HB8 I5lWUVkfp9TsCMXsm/R1Kg/+N+9bqEoQzH/Rq8CTLH8IEfmtuOLITuf3y7SpvG5iv34Eh8NqVeOBd oX5jKa5kID/KUdP2FBEKQa710FFh5gvaI9t79k/TaVIXVzL06Lv5UpwbBI4aBhZJFGSpvHe0nUp/+ d/dwi3sL8wgaGlhpMi3elMXDQR3Xkh6WyrV4xmFLHRQJVhnS/i7f9rNrpZQierC+IkR9vqIN4lX8O D7m2FRsq/2qiHufAvbxw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mbMeq-0070Mv-42; Fri, 15 Oct 2021 12:49:56 +0000 Received: from mail.fris.de ([2a01:4f8:c2c:390b::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mbMeI-0070Bs-8Z for linux-arm-kernel@lists.infradead.org; Fri, 15 Oct 2021 12:49:23 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 41977BFBC1; Fri, 15 Oct 2021 14:49:19 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fris.de; s=dkim; t=1634302160; h=from:subject:date:message-id:to:cc:mime-version: content-transfer-encoding:in-reply-to:references; bh=ASU5798wbjyfntomXYBm/w7Sw55/N1d+AALWtX/tmJU=; b=l9mW+XFqQb9EmkCJeaZAzRqKQ4rMt/oDW+UOibKjwZafpgV6EvSebUcSo1qJOS4mOBraW/ EEJ/GrTZqh16gDMB1NO4tGgX9xe9vR4dIUnuGlLe3t7ZiJQEMGnn0mfzulQAYHAKoOMrnD nMRzUFpewV2qUJb2HQdLRIKk18DjKvM7EQUJ15qYPm3t1mFhOoE2tg2KAIL61TnhnBNi0u MRyvdXxtrfVon0tyj2tegNmo9pWf4+cBjDfMAF+gTWeX1ngZWPQVxIHSghuSxmzYIoyF4q NZmkcZntxK9o8UvK63zcax6N0J7dIKEpKHcihATzg7/EnluLD3apqSyWokuYZg== From: Frieder Schrempf To: devicetree@vger.kernel.org, Frieder Schrempf , Krzysztof Kozlowski , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Rob Herring , Sascha Hauer , Shawn Guo Cc: stable@vger.kernel.org, Fabio Estevam , Heiko Thiery , NXP Linux Team , Pengutronix Kernel Team Subject: [PATCH v2 3/6] arm64: dts: imx8mm-kontron: Set lower limit of VDD_SNVS to 800 mV Date: Fri, 15 Oct 2021 14:48:37 +0200 Message-Id: <20211015124841.28226-4-frieder@fris.de> In-Reply-To: <20211015124841.28226-1-frieder@fris.de> References: <20211015124841.28226-1-frieder@fris.de> MIME-Version: 1.0 X-Last-TLS-Session-Version: TLSv1.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211015_054922_486164_09EFF8FD X-CRM114-Status: GOOD ( 10.97 ) 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: Frieder Schrempf According to the datasheet the typical value for VDD_SNVS should be 800 mV, so let's make sure that this is within the range of the regulator. Fixes: 8668d8b2e67f ("arm64: dts: Add the Kontron i.MX8M Mini SoMs and baseboards") Cc: stable@vger.kernel.org Signed-off-by: Frieder Schrempf --- Changes in v2: * Fix the commit ref in the Fixes tag * Only set lower limit of regulator as upper limit matches range im datasheet. --- arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-som.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-som.dtsi index 4df45b5e5f6e..1a2a9110e3d1 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-som.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mm-kontron-n801x-som.dtsi @@ -153,7 +153,7 @@ reg_nvcc_snvs: LDO1 { reg_vdd_snvs: LDO2 { regulator-name = "ldo2"; - regulator-min-microvolt = <850000>; + regulator-min-microvolt = <800000>; regulator-max-microvolt = <900000>; regulator-boot-on; regulator-always-on;