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=-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, 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 8326CC43219 for ; Thu, 16 Sep 2021 17:41:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 660816120E for ; Thu, 16 Sep 2021 17:41:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1355131AbhIPRlG (ORCPT ); Thu, 16 Sep 2021 13:41:06 -0400 Received: from mail.kernel.org ([198.145.29.99]:50296 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1348510AbhIPRc3 (ORCPT ); Thu, 16 Sep 2021 13:32:29 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 82B7663210; Thu, 16 Sep 2021 16:47:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1631810874; bh=fUOsmHQboWRMzUpUx221c/TqzMJS73zhyOJIdiXNTIQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=izbAnXMZE8bIue3UGo5kcRisVUBzmEh1xD/5Z04BrYco+LSMKNVJe+yAFh9zevKVZ X1FIjvVDmYJmhHoa6IdjI/DjLiFgsKxQt/Vgxoti6QcKoEl15QRAtO7r7ZYzvms90X hhidrjAHxMKc9ur8Sx3JeUyZ87C+ECn6Vjl7w4k0= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Dmitry Osipenko , Thierry Reding , Sasha Levin Subject: [PATCH 5.14 298/432] ARM: tegra: acer-a500: Remove bogus USB VBUS regulators Date: Thu, 16 Sep 2021 18:00:47 +0200 Message-Id: <20210916155820.929563652@linuxfoundation.org> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210916155810.813340753@linuxfoundation.org> References: <20210916155810.813340753@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Dmitry Osipenko [ Upstream commit 70e740ad55e5f93a19493720f4105555fade4a73 ] The configuration of USB VBUS regulators was borrowed from downstream kernel, which is incorrect because the corresponding GPIOs are connected to PROX_EN (A501 3G model) and LED_EN pins in accordance to the board schematics. USB works fine with both GPIOs being disabled, so remove the bogus USB VBUS regulators. The USB VBUS of USB3 is supplied from the fixed 5v system regulator and device-mode USB1 doesn't have VBUS switches. Signed-off-by: Dmitry Osipenko Signed-off-by: Thierry Reding Signed-off-by: Sasha Levin --- .../boot/dts/tegra20-acer-a500-picasso.dts | 25 +------------------ 1 file changed, 1 insertion(+), 24 deletions(-) diff --git a/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts b/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts index 1976c383912a..05bd0add258c 100644 --- a/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts +++ b/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts @@ -719,7 +719,6 @@ usb-phy@c5000000 { nvidia,xcvr-setup-use-fuses; nvidia,xcvr-lsfslew = <2>; nvidia,xcvr-lsrslew = <2>; - vbus-supply = <&vdd_vbus1>; }; usb@c5008000 { @@ -731,7 +730,7 @@ usb-phy@c5008000 { nvidia,xcvr-setup-use-fuses; nvidia,xcvr-lsfslew = <2>; nvidia,xcvr-lsrslew = <2>; - vbus-supply = <&vdd_vbus3>; + vbus-supply = <&vdd_5v0_sys>; }; brcm_wifi_pwrseq: wifi-pwrseq { @@ -991,28 +990,6 @@ vdd_pnl: regulator@3 { vin-supply = <&vdd_5v0_sys>; }; - vdd_vbus1: regulator@4 { - compatible = "regulator-fixed"; - regulator-name = "vdd_usb1_vbus"; - regulator-min-microvolt = <5000000>; - regulator-max-microvolt = <5000000>; - regulator-always-on; - gpio = <&gpio TEGRA_GPIO(D, 0) GPIO_ACTIVE_HIGH>; - enable-active-high; - vin-supply = <&vdd_5v0_sys>; - }; - - vdd_vbus3: regulator@5 { - compatible = "regulator-fixed"; - regulator-name = "vdd_usb3_vbus"; - regulator-min-microvolt = <5000000>; - regulator-max-microvolt = <5000000>; - regulator-always-on; - gpio = <&gpio TEGRA_GPIO(D, 3) GPIO_ACTIVE_HIGH>; - enable-active-high; - vin-supply = <&vdd_5v0_sys>; - }; - sound { compatible = "nvidia,tegra-audio-wm8903-picasso", "nvidia,tegra-audio-wm8903"; -- 2.30.2