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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 DC975C43331 for ; Wed, 1 Apr 2020 13:24:46 +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 A958120776 for ; Wed, 1 Apr 2020 13:24:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="F3iNrsc8" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A958120776 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=denx.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=UNSN7HyZaE21OtOfbxR15eUUKLGFLiy3YANHuIF5EjI=; b=F3iNrsc8aqFsIa +T7uyGLLExfT/tBACVH3921Fbh8cSYa0gK3wgcQoHlAzXNY1vx/ZwaUF+6OEQ/a/hNbumYAk9ktI2 OjxbIx4K8AeGut5nV0RDyTywfHIXntrhFdH55v7vBzXLFw4JN3mRWoU7JKbzEZFbUB2bhUmDVK+3T EOjFEX7PZD+gdxup9GYvf8KFh476bCvznnKtIjzhaTZra3UjPEupQNiJ+1M0iCQxJiOSwb2v6wikP VPGbS95ohwyRD7ABKTeOLA+Vo7hI1kY+clBPRnVqyPHRdR/MBqfrz4aKZK4D1O8LVN9190I3xpodS uRlwKbf0SiMQmZStK97g==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jJdML-0006am-K1; Wed, 01 Apr 2020 13:24:45 +0000 Received: from mail-out.m-online.net ([212.18.0.9]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jJdKm-0004nV-D9 for linux-arm-kernel@lists.infradead.org; Wed, 01 Apr 2020 13:23:10 +0000 Received: from frontend01.mail.m-online.net (unknown [192.168.8.182]) by mail-out.m-online.net (Postfix) with ESMTP id 48sn230Sy9z1qs0H; Wed, 1 Apr 2020 15:23:07 +0200 (CEST) Received: from localhost (dynscan1.mnet-online.de [192.168.6.70]) by mail.m-online.net (Postfix) with ESMTP id 48sn226zLdz1r0cS; Wed, 1 Apr 2020 15:23:06 +0200 (CEST) X-Virus-Scanned: amavisd-new at mnet-online.de Received: from mail.mnet-online.de ([192.168.8.182]) by localhost (dynscan1.mail.m-online.net [192.168.6.70]) (amavisd-new, port 10024) with ESMTP id I2HL9L54_M-R; Wed, 1 Apr 2020 15:23:05 +0200 (CEST) X-Auth-Info: MxncF29Z9c8Pz+M4eXBSQkC5RU5OHA7QpnjDpy9N6is= Received: from desktop.lan (ip-86-49-35-8.net.upcbroadband.cz [86.49.35.8]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.mnet-online.de (Postfix) with ESMTPSA; Wed, 1 Apr 2020 15:23:05 +0200 (CEST) From: Marek Vasut To: linux-arm-kernel@lists.infradead.org Subject: [PATCH V4 07/22] ARM: dts: stm32: Repair PMIC configuration on AV96 Date: Wed, 1 Apr 2020 15:22:22 +0200 Message-Id: <20200401132237.60880-8-marex@denx.de> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200401132237.60880-1-marex@denx.de> References: <20200401132237.60880-1-marex@denx.de> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200401_062308_756996_188B1BB4 X-CRM114-Status: GOOD ( 11.73 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Marek Vasut , Alexandre Torgue , Patrice Chotard , Patrick Delaunay , Maxime Coquelin , Manivannan Sadhasivam , linux-stm32@st-md-mailman.stormreply.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org The core and vdd PMIC buck regulators were misconfigured, which caused instability of the board and malfunction of high-speed interfaces, like the RGMII. Configure the PMIC correctly to repair these problems. Signed-off-by: Marek Vasut Cc: Alexandre Torgue Cc: Manivannan Sadhasivam Cc: Maxime Coquelin Cc: Patrice Chotard Cc: Patrick Delaunay Cc: linux-stm32@st-md-mailman.stormreply.com To: linux-arm-kernel@lists.infradead.org --- V2: Model the Enpirion EP53A8LQI on the DHCOR SoM as a fixed regulator V3: Move this before the SDMMC2 patch, as there is now a dependency V4: Rebase on stm32-next --- arch/arm/boot/dts/stm32mp157a-avenger96.dts | 20 ++++++++++++++++---- 1 file changed, 16 insertions(+), 4 deletions(-) diff --git a/arch/arm/boot/dts/stm32mp157a-avenger96.dts b/arch/arm/boot/dts/stm32mp157a-avenger96.dts index a6f21ac5a94a..260410461dc8 100644 --- a/arch/arm/boot/dts/stm32mp157a-avenger96.dts +++ b/arch/arm/boot/dts/stm32mp157a-avenger96.dts @@ -91,6 +91,17 @@ sd_switch: regulator-sd_switch { states = <1800000 0x1>, <2900000 0x0>; }; + + /* Enpirion EP3A8LQI U2 on the DHCOR */ + vdd_io: regulator-buck-io { + compatible = "regulator-fixed"; + regulator-name = "buck-io"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + regulator-boot-on; + vin-supply = <&vdd>; + }; }; ðernet0 { @@ -177,7 +188,7 @@ regulators { vddcore: buck1 { regulator-name = "vddcore"; - regulator-min-microvolt = <1200000>; + regulator-min-microvolt = <800000>; regulator-max-microvolt = <1350000>; regulator-always-on; regulator-initial-mode = <0>; @@ -195,8 +206,8 @@ vdd_ddr: buck2 { vdd: buck3 { regulator-name = "vdd"; - regulator-min-microvolt = <3300000>; - regulator-max-microvolt = <3300000>; + regulator-min-microvolt = <2900000>; + regulator-max-microvolt = <2900000>; regulator-always-on; regulator-initial-mode = <0>; regulator-over-current-protection; @@ -274,6 +285,7 @@ vbus_otg: pwr_sw1 { regulator-name = "vbus_otg"; interrupts = ; interrupt-parent = <&pmic>; + regulator-active-discharge = <1>; }; vbus_sw: pwr_sw2 { @@ -304,7 +316,7 @@ &iwdg2 { }; &pwr_regulators { - vdd-supply = <&vdd>; + vdd-supply = <&vdd_io>; vdd_3v3_usbfs-supply = <&vdd_usb>; }; -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel