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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 BCBE4C4321E for ; Sun, 12 Sep 2021 18:19:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A548560F9F for ; Sun, 12 Sep 2021 18:19:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235933AbhILSUp (ORCPT ); Sun, 12 Sep 2021 14:20:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57876 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235454AbhILSUj (ORCPT ); Sun, 12 Sep 2021 14:20:39 -0400 Received: from mail-lj1-x234.google.com (mail-lj1-x234.google.com [IPv6:2a00:1450:4864:20::234]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F2EC6C061760; Sun, 12 Sep 2021 11:19:24 -0700 (PDT) Received: by mail-lj1-x234.google.com with SMTP id f2so13001591ljn.1; Sun, 12 Sep 2021 11:19:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=mhtGFKsHUzTaL2MCRyNEETLxWQghXk5mgR3qIkfiMRo=; b=ksHscgz7ojDYRwTbR5og8n3+wbF50rcqdWoq1MjSyV5vu71NqFoxdeGZwGBTMVe4qL /8SkzahPc02IV3oNwd6cTKRPCONeXobAg85R5s7N7yjiwPWDTqVq1F9Dit/V6/lgno3b usyCsdbbof2zP72dQfHeRbRrYi9dgMXcG+qNDnZSh4UU3DIr+Aeg7K0sOW9m7gi+KzFB lC/UPmCADn7pHB6xMTQzj758sREslXCrMDZw/ouRcC2/d/fzU7Ea2UxSHA5pneXX3HP/ lcm1RaOajIfuu1eS6bSAf/8U43wqVEOC2yV8rjcM8Cxvcmo8azR435RM+6JEO0N5GJhs Z+Dw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=mhtGFKsHUzTaL2MCRyNEETLxWQghXk5mgR3qIkfiMRo=; b=IyB1ahrBRFvQoeRyHhOuYcdr53/+7lSGxPSMqdOqAwzqcEkAE87nGFJv6rFMNcuqLK bo+jXIgUOgFZPROpoEJZT5sjEBBY8ED4eFOuXKxlQHXkGIfDvE8SXwcJ9elfayg8zh2y sRjZ5CBRTnFgw98VSUWobPUzHE9OwQ+bWA4zkSsSPa0q2d3jfcIEXxOTIMOag/6bCfaw kjIE2c41EM9ChLloNUFx9gPjQXp1fpfzfUnMVGmUqfj8TY3eqoE9c2jJGu3dzbMIUMR5 lCH+uX5on/yR2qmOVKwPreYs7eeqDORfXO+benmI/4d3bb3J8rTy/IOj5J7qFrimrmVy TVIQ== X-Gm-Message-State: AOAM532UfW61mysmvInU5++kAY/HUzs3/kyiXxPUgUPMSkMiwNpATF7o VNYWRfUSzhc7kZTuCfQYkg0= X-Google-Smtp-Source: ABdhPJxgPha0D9TVqi3cVPbyszBxSErxfU4fDAya8N1hrOOHfCGiH5IPB0f5Wk7QXWxWePJkKqIiXw== X-Received: by 2002:a2e:5708:: with SMTP id l8mr7240238ljb.481.1631470763309; Sun, 12 Sep 2021 11:19:23 -0700 (PDT) Received: from localhost.localdomain (46-138-83-36.dynamic.spd-mgts.ru. [46.138.83.36]) by smtp.gmail.com with ESMTPSA id a18sm664556ljd.4.2021.09.12.11.19.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 12 Sep 2021 11:19:23 -0700 (PDT) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Peter Chen , Greg Kroah-Hartman , Felipe Balbi , David Heidelberg Cc: devicetree@vger.kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org Subject: [PATCH v7 6/7] ARM: tegra: nexus7: Enable USB OTG mode Date: Sun, 12 Sep 2021 21:17:17 +0300 Message-Id: <20210912181718.1328-7-digetx@gmail.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210912181718.1328-1-digetx@gmail.com> References: <20210912181718.1328-1-digetx@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org Nexus 7 has OTG-cable microUSB port, enable OTG mode. USB peripheral devices now can be connected to Nexus 7 using OTG adapter, switching USB port into host mode. Signed-off-by: Dmitry Osipenko --- .../tegra30-asus-nexus7-grouper-common.dtsi | 25 +++++++++++++++++-- 1 file changed, 23 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/tegra30-asus-nexus7-grouper-common.dtsi b/arch/arm/boot/dts/tegra30-asus-nexus7-grouper-common.dtsi index 4f116c26f6ce..798ac22a50d2 100644 --- a/arch/arm/boot/dts/tegra30-asus-nexus7-grouper-common.dtsi +++ b/arch/arm/boot/dts/tegra30-asus-nexus7-grouper-common.dtsi @@ -941,9 +941,29 @@ power_supply: charger@6a { interrupts = ; summit,enable-charge-control = ; + summit,inok-polarity = ; summit,enable-usb-charging; monitored-battery = <&battery_cell>; + + usb_vbus: usb-vbus { + regulator-name = "usb_vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-min-microamp = <750000>; + regulator-max-microamp = <750000>; + + /* + * SMB347 INOK input pin is connected to PMIC's + * ACOK output, which is fixed to ACTIVE_LOW as + * long as battery voltage is in a good range. + * + * Active INOK disables SMB347 output, so polarity + * needs to be toggled when we want to get the + * output. + */ + summit,needs-inok-toggle; + }; }; }; @@ -1017,12 +1037,13 @@ sdmmc4: mmc@78000600 { usb@7d000000 { compatible = "nvidia,tegra30-udc"; status = "okay"; - dr_mode = "peripheral"; + dr_mode = "otg"; + vbus-supply = <&usb_vbus>; }; usb-phy@7d000000 { status = "okay"; - dr_mode = "peripheral"; + dr_mode = "otg"; nvidia,hssync-start-delay = <0>; nvidia,xcvr-lsfslew = <2>; nvidia,xcvr-lsrslew = <2>; -- 2.32.0