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=-19.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 0AC6AC433FE for ; Thu, 9 Sep 2021 12:17:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E185360FE3 for ; Thu, 9 Sep 2021 12:17:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1351239AbhIIMSa (ORCPT ); Thu, 9 Sep 2021 08:18:30 -0400 Received: from mail.kernel.org ([198.145.29.99]:52004 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1352802AbhIIMPK (ORCPT ); Thu, 9 Sep 2021 08:15:10 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 65FE061A70; Thu, 9 Sep 2021 11:49:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1631188167; bh=0eTw5P6iYqwSw1BrVYj2sjwzk0zF74aJAqhlwHsUrws=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=npIB8KzdXZQJstgRkrFW/vUerVZc4xoGzJy+/aUIlwdkxIlxMGo8cqVIZR8tc7+Ko ZsUIi7diJ1Fyfmw02lM1oaHq5Ik+b+B8H61e1JFUTu6MFpLQlb2wUlChiprvOELdtm BdSSBJXKnr3OvfDNGw24Sb9HwbKqr0A7Piaf0OUN6o2dp68jmMFtJM8IBLyTgycxSY STvBFy3aR0kqD5E/9V0aeX0O/xLp/Aa9PsjydWVOkAub9c3Q9gI5EWLxzIeiSPqYRw kjXki3UZ/8cS8Ph/4DxiOT0FMiQTqfoG/x23lsn+gpKmvV3tHFMDsyKaunZ+02OKhl AFF8tDY/lnGtw== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Dmitry Osipenko , Thierry Reding , Sasha Levin , devicetree@vger.kernel.org, linux-tegra@vger.kernel.org Subject: [PATCH AUTOSEL 5.13 132/219] ARM: tegra: acer-a500: Remove bogus USB VBUS regulators Date: Thu, 9 Sep 2021 07:45:08 -0400 Message-Id: <20210909114635.143983-132-sashal@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210909114635.143983-1-sashal@kernel.org> References: <20210909114635.143983-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-tegra@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 14cd3238355b..2c74993f1a9e 100644 --- a/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts +++ b/arch/arm/boot/dts/tegra20-acer-a500-picasso.dts @@ -716,7 +716,6 @@ usb-phy@c5000000 { nvidia,xcvr-setup-use-fuses; nvidia,xcvr-lsfslew = <2>; nvidia,xcvr-lsrslew = <2>; - vbus-supply = <&vdd_vbus1>; }; usb@c5008000 { @@ -728,7 +727,7 @@ 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 { @@ -988,28 +987,6 @@ 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