From patchwork Mon Sep 13 13:13:03 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg Kroah-Hartman X-Patchwork-Id: 510476 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=-19.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham 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 D67D2C433EF for ; Mon, 13 Sep 2021 14:30:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BF94E60F58 for ; Mon, 13 Sep 2021 14:30:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241385AbhIMObU (ORCPT ); Mon, 13 Sep 2021 10:31:20 -0400 Received: from mail.kernel.org ([198.145.29.99]:47162 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1345664AbhIMO3C (ORCPT ); Mon, 13 Sep 2021 10:29:02 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 63F146152B; Mon, 13 Sep 2021 13:50:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1631541021; bh=7p23jURPt99O791M5Jh+2ov2+GWFBDqZuYrKXjjYaA0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=xhKQBpq4jOFwlox2X8SVeNBXL1ZBieeGiVni8TF236W+FgDj3KHXYX3aiNs1PBa1f Ips8ae+8geHylyGzA/z7NPDZctYyrkjxLC/GvWBBBYUySei2Em3Aq6AWjyV+V5PKUc sF1itZ2lGyJZfgau1cZkeKcs4r2TKVfLfADJFmv4= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Martin Blumenstingl , Anand Moon , Neil Armstrong , Sasha Levin Subject: [PATCH 5.14 129/334] ARM: dts: meson8b: mxq: Fix the pwm regulator supply properties Date: Mon, 13 Sep 2021 15:13:03 +0200 Message-Id: <20210913131117.728119075@linuxfoundation.org> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210913131113.390368911@linuxfoundation.org> References: <20210913131113.390368911@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Anand Moon [ Upstream commit 632062e540becbbcb067523ec8bcadb1239d9578 ] After enabling CONFIG_REGULATOR_DEBUG=y we observer below debug logs. Changes help link VCCK and VDDEE pwm regulator to 5V regulator supply instead of dummy regulator. Add missing pwm-supply for regulator-vcck regulator node. [ 7.117140] pwm-regulator regulator-vcck: Looking up pwm-supply from device tree [ 7.117153] pwm-regulator regulator-vcck: Looking up pwm-supply property in node /regulator-vcck failed [ 7.117184] VCCK: supplied by regulator-dummy [ 7.117194] regulator-dummy: could not add device link regulator.8: -ENOENT [ 7.117266] VCCK: 860 <--> 1140 mV at 986 mV, enabled [ 7.118498] VDDEE: will resolve supply early: pwm [ 7.118515] pwm-regulator regulator-vddee: Looking up pwm-supply from device tree [ 7.118526] pwm-regulator regulator-vddee: Looking up pwm-supply property in node /regulator-vddee failed [ 7.118553] VDDEE: supplied by regulator-dummy [ 7.118563] regulator-dummy: could not add device link regulator.9: -ENOENT Fixes: dee51cd0d2e8 ("ARM: dts: meson8b: mxq: add the VDDEE regulator") Fixes: d94f60e3dfa0 ("ARM: dts: meson8b: mxq: improve support for the TRONFY MXQ S805") Cc: Martin Blumenstingl Signed-off-by: Anand Moon Reviewed-by: Martin Blumenstingl Signed-off-by: Neil Armstrong Link: https://lore.kernel.org/r/20210705112358.3554-3-linux.amoon@gmail.com Signed-off-by: Sasha Levin --- arch/arm/boot/dts/meson8b-mxq.dts | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/meson8b-mxq.dts b/arch/arm/boot/dts/meson8b-mxq.dts index f3937d55472d..7adedd3258c3 100644 --- a/arch/arm/boot/dts/meson8b-mxq.dts +++ b/arch/arm/boot/dts/meson8b-mxq.dts @@ -34,6 +34,8 @@ regulator-min-microvolt = <860000>; regulator-max-microvolt = <1140000>; + pwm-supply = <&vcc_5v>; + pwms = <&pwm_cd 0 1148 0>; pwm-dutycycle-range = <100 0>; @@ -79,7 +81,7 @@ regulator-min-microvolt = <860000>; regulator-max-microvolt = <1140000>; - vin-supply = <&vcc_5v>; + pwm-supply = <&vcc_5v>; pwms = <&pwm_cd 1 1148 0>; pwm-dutycycle-range = <100 0>;