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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4FFA2C001B2 for ; Fri, 16 Dec 2022 12:01:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230230AbiLPMA6 (ORCPT ); Fri, 16 Dec 2022 07:00:58 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52696 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231214AbiLPMAn (ORCPT ); Fri, 16 Dec 2022 07:00:43 -0500 Received: from mail-pl1-x634.google.com (mail-pl1-x634.google.com [IPv6:2607:f8b0:4864:20::634]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6899B511FB; Fri, 16 Dec 2022 04:00:33 -0800 (PST) Received: by mail-pl1-x634.google.com with SMTP id x2so2044886plb.13; Fri, 16 Dec 2022 04:00:33 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=0Snl7BgVsFmc/5J29TspmwaDCZhYw6tUPa9r4mziXw4=; b=RhgC+LBhmLt2RSAqSktOu7ZFqHz4N0Vp3uhEf3qW2nQ4iW7wCrIJ81wp0KaUa05mBv SPuc91Dxe4jCcFpFVY6S1fOad5pq+5X5arL2IiKuy1UPf6Rg9PAv6mxH1ZRJSLDwE7H5 LoPZ28GzTlGJ64wOzwGiUTQHpoOMVEQBsFCdPe0qOU/AkQIWIMCDL5/QJ2vdjI5E+FkC Pyk77L9Iaw00MUm4pS3SqTbJ/G/BMV84YPQGayaw5G+//dBNzZWaHvUCtzOabl02qENZ 0Iatj29KinYcfTjbIw9dvsqEP1AsBoDLrfht3cZsDAXOK2qJkIHhLcGDGhIT87bJW7lo 7r8Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=0Snl7BgVsFmc/5J29TspmwaDCZhYw6tUPa9r4mziXw4=; b=ElpZbhma3+FOchTnmByYF5UM4urdv4qrppahR2noOn+yd86gJ+8UTanHNvX2vC4u4o ewkBE6SYJMLqdFBo5XfoxtlwEZAO77Ekb8FOjI+AEZYCeB/sOPB4gPNI7Sb0YNa4ZpgI CFHBNfxDQhX+GiL/AXoILhKn9lYrIuJSro9xPKX/1oa7E3OVSNtGgk/zvauuLIucgF1i PN/ITbi1Qg9XFjgp1uhd+/MnwBQYbeMN/kUyB3F2ZCW15qRLWIdm3n+/ZCBlatgI5SEr jsCY8pLMvA5hrlVXcErxNvumGf439D/vWnXp1F9FcMvjkljSN6fMuFv3cRYJNsXvbnOp TVbQ== X-Gm-Message-State: AFqh2kr6KaI6yRuXmFDotVsPsdoFFcujR5V6C6vPI2xUwVVwB5GuMRor gSJDWG4BWhLdoJjCPYCoGrBy0LXp7oDDQBToEEU= X-Google-Smtp-Source: AMrXdXsmay9yD3lb98nl7gf6xnfVfSOdLoQEcPmD5FPjUhryisMF2XJmX4NHqZfifvVsVlGXk09xn0GyjmecbdeUNw8= X-Received: by 2002:a17:90a:46c9:b0:219:c691:9933 with SMTP id x9-20020a17090a46c900b00219c6919933mr600907pjg.195.1671192032852; Fri, 16 Dec 2022 04:00:32 -0800 (PST) MIME-Version: 1.0 References: In-Reply-To: From: Fabio Estevam Date: Fri, 16 Dec 2022 09:00:15 -0300 Message-ID: Subject: Re: imx7: USB modem reset causes modem to not re-connect To: Jun Li Cc: "bjorn@mork.no" , Peter Chen , Marek Vasut , netdev , USB list , Alexander Stein , Schrempf Frieder Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hi Li Jun, On Tue, Dec 13, 2022 at 8:17 AM Jun Li wrote: > What's the OC polarity config in your SW, active low, or active high? > Basically if the OC condition is active, the host mode cannot work > well. Yes, if I keep the OC pinctrl definition and pass 'over-current-active-low;' the problem does not happen. Thanks a lot, Fabio Estevam