From patchwork Thu Jul 1 23:43:17 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Osipenko X-Patchwork-Id: 469310 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 DE84AC11F6A for ; Thu, 1 Jul 2021 23:44:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CB8A761416 for ; Thu, 1 Jul 2021 23:44:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234607AbhGAXqe (ORCPT ); Thu, 1 Jul 2021 19:46:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43896 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234527AbhGAXqc (ORCPT ); Thu, 1 Jul 2021 19:46:32 -0400 Received: from mail-lf1-x134.google.com (mail-lf1-x134.google.com [IPv6:2a00:1450:4864:20::134]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D1B81C061764; Thu, 1 Jul 2021 16:44:00 -0700 (PDT) Received: by mail-lf1-x134.google.com with SMTP id u13so14928405lfk.2; Thu, 01 Jul 2021 16:44:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=+unlqaajKL+UdtGKZaBkJ1mKCovLdUju0d1rygjTQhE=; b=iniODsK0ILiq3O7K8T4TiBZfT1PmucBVW8O4a4XrldImMkT/pH4rdIMZIv/rnxaN6Z 8cT2qoUxV9l503ixbCNjxRirhsRrtswiTtSuHCIAxYIJ1XfrDkbltoShIbuSykqsUS/J E0IlVVoa4cxI/QYpsHs0gDycrLyXBBQCV+aikY32FsoGWQiWlFfuITJrvlgdRJCJwahi ArIWDg5j4wtNgMuRU3fP2TBvGPz/yXIB8DXycKo9wzYsGfChzy1v2N94bQSUlMCJA0EI nMmqUc92KwEBElSIL1XNQoat3rkpdsjKrXNYKZm7hi7FZ+JT8LKNzW8gmjI5ZO5NHPwC s8UQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=+unlqaajKL+UdtGKZaBkJ1mKCovLdUju0d1rygjTQhE=; b=rsC8BjKFc/U1jyhFts07+g+tAQ1DgnLTqgzq4lSEHuCAof3f90Lr+52M/0xe2Ys+Jc 5olN06WaOqXI8Xxu99psV31E3pMNLb8mbxl4k8wL9heKANu4OJcgD7bJdN7g1LXHOXF/ VMfV3eSQL54WyYH0AEVuS7XpNTMcMfcmyN3DMynAoR1lDnzjBgOw/hnTUkdI+8riWP71 AMGinjSl+jaQmrDK/qUmHIn1GvX8M0O6W8LfUR9ySAC2Bk8hMrQDcSFjq5gTn6zHDbrx HTJjS0ZYRve9WPmqRf+4OlHHRaZm0bHdK/oZD6fCVgwFpbAe3Sk2b1n8Ra3WSrL9VrYh v0GA== X-Gm-Message-State: AOAM5328paSS2HR0GJb8w9KSo7kuWSnD88OVwO+Ws0jaEcjotaGUYUea JEq5F37Ku8YNKBqBg6xDHHY= X-Google-Smtp-Source: ABdhPJyzCGwhxPL7ezuvAI2EmCZef0N2hJNcfbkPSe8ZUsqC4JKcehVh34cy4nu0b/W+JkVQGFe4Gg== X-Received: by 2002:a05:6512:3f1:: with SMTP id n17mr1570723lfq.355.1625183039264; Thu, 01 Jul 2021 16:43:59 -0700 (PDT) Received: from localhost.localdomain (94-29-37-113.dynamic.spd-mgts.ru. [94.29.37.113]) by smtp.gmail.com with ESMTPSA id e23sm60743lfq.221.2021.07.01.16.43.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 01 Jul 2021 16:43:58 -0700 (PDT) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Mark Brown , Rob Herring , Sebastian Reichel , Peter Chen , Greg Kroah-Hartman , Felipe Balbi , David Heidelberg Cc: devicetree@vger.kernel.org, linux-pm@vger.kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org Subject: [PATCH v2 12/12] ARM: tegra: nexus7: Enable USB OTG mode Date: Fri, 2 Jul 2021 02:43:17 +0300 Message-Id: <20210701234317.26393-13-digetx@gmail.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210701234317.26393-1-digetx@gmail.com> References: <20210701234317.26393-1-digetx@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pm@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 8bc552b09672..c341e8971b2f 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>;