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 X-Spam-Level: X-Spam-Status: No, score=-7.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,TVD_SUBJ_WIPE_DEBT,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8BE0BC32771 for ; Fri, 24 Jan 2020 14:37:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 579AA2071A for ; Fri, 24 Jan 2020 14:37:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1579876661; bh=DQJTMTJ1h1GWsR0/XHAdmkje0pVuVeFEUGMSPLzpH3k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=V4DKrdHQFB+7hsk9F/4Z6NafkHMvdjN/s4ZFYzneDeDZhzgl9mysaX7x41WqYYuA1 ZetLC4mHIpeZkIRoTwIsdepIolvfSg/N1yR9tZmMC9e3Qk5rbU4rv81ABsT8J05rK4 MGT/mZfSdCHO7Z8oT0Do9puT+zvfrSW5hAtLrD2Q= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2403851AbgAXOTB (ORCPT ); Fri, 24 Jan 2020 09:19:01 -0500 Received: from mail.kernel.org ([198.145.29.99]:38878 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2403796AbgAXOSy (ORCPT ); Fri, 24 Jan 2020 09:18:54 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 52F702467F; Fri, 24 Jan 2020 14:18:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1579875534; bh=DQJTMTJ1h1GWsR0/XHAdmkje0pVuVeFEUGMSPLzpH3k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=vfNjrm44AgHK1KpHY2ZIn6twjeT8/SUp2T1JFXIWfr9oRwXIyFbHqgvmmvA0JxJE4 aj0AqwewlUfVupa3UJXxFEI/ol3kQ9MBKVxsSKZBvqyjs9ZmySFU0bwsIE6Q8AxGZD tNILNTD0cN3rjjkzct0EfeqJfzJgWIKZFXwfIYfc= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Anson Huang , Shawn Guo , Sasha Levin , linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org Subject: [PATCH AUTOSEL 5.4 031/107] ARM: dts: imx6qdl-sabresd: Remove incorrect power supply assignment Date: Fri, 24 Jan 2020 09:17:01 -0500 Message-Id: <20200124141817.28793-31-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200124141817.28793-1-sashal@kernel.org> References: <20200124141817.28793-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Anson Huang [ Upstream commit 4521de30fbb3f5be0db58de93582ebce72c9d44f ] The vdd3p0 LDO's input should be from external USB VBUS directly, NOT PMIC's power supply, the vdd3p0 LDO's target output voltage can be controlled by SW, and it requires input voltage to be high enough, with incorrect power supply assigned, if the power supply's voltage is lower than the LDO target output voltage, it will return fail and skip the LDO voltage adjustment, so remove the power supply assignment for vdd3p0 to avoid such scenario. Fixes: 93385546ba36 ("ARM: dts: imx6qdl-sabresd: Assign corresponding power supply for LDOs") Signed-off-by: Anson Huang Signed-off-by: Shawn Guo Signed-off-by: Sasha Levin --- arch/arm/boot/dts/imx6qdl-sabresd.dtsi | 4 ---- 1 file changed, 4 deletions(-) diff --git a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi index 71ca76a5e4a51..fe59dde41b649 100644 --- a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi +++ b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi @@ -749,10 +749,6 @@ vin-supply = <&vgen5_reg>; }; -®_vdd3p0 { - vin-supply = <&sw2_reg>; -}; - ®_vdd2p5 { vin-supply = <&vgen5_reg>; }; -- 2.20.1