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 0CE19C53210 for ; Wed, 28 Dec 2022 10:06:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232934AbiL1KF5 (ORCPT ); Wed, 28 Dec 2022 05:05:57 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53854 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232786AbiL1KFV (ORCPT ); Wed, 28 Dec 2022 05:05:21 -0500 Received: from mail-pj1-x102e.google.com (mail-pj1-x102e.google.com [IPv6:2607:f8b0:4864:20::102e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D455510069; Wed, 28 Dec 2022 02:05:20 -0800 (PST) Received: by mail-pj1-x102e.google.com with SMTP id gv5-20020a17090b11c500b00223f01c73c3so16092466pjb.0; Wed, 28 Dec 2022 02:05:20 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=Gn5jvMyqX0GecgS3SjW9qlzhKx37olketReSn4DJoo8=; b=nAkTmTUil3MywHiG+sLJPQZJPLM3Dp/Oe56sMR/xDQTY7uIbMdzZ466Tz0A+cUORlr 2fxDuPotsYVpIe55fsGRVNcZRm5MSlTCdVUeGzuPIzifG8ywpZ8wfrs+XRpVRCo6+ih3 H8vwP5AEnc73NOcsD9thwEDSa4HennnRpFBjlyOEMB5rFDdxrRzJVoR2NQZcK8jstx9K 7IMJgBo1RaksgBbOJSo+kjw3qhFnR/9rCxeJEBJVwiMOocU/XeSQa+/bfSNt/YQ3C7IU Z0jhKHp8Fa5BooM66tvsxvxdmQbQc9fKU3nUD8nt4xmIs7DfJo9cPDzEH/mTjqi3tmfK RenA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=Gn5jvMyqX0GecgS3SjW9qlzhKx37olketReSn4DJoo8=; b=Kzo3SOlx8sAOcTggpY8Ta7eLzrxXFYrFUZTJrYFf+pCFdPPgTEFesuVd7vkYJ1+6G3 qv7k8h9e3ml7FM1OZU+NZIqHbfuQpJ9FQdP0ffx3s4rsPo9GvWZdnr0ygwWq7VWqxzjZ Y09IuVoTVEmkRDZ+BJynwrxgS6NFftaRJ/OTg7+xh/B1Yd0VhzwrGY7/2pkuT1fcLH5r 7SsqcyavZAJNROUpEmbK1gRjN+UB/Imyv1WPOGIgOezym16Gcc4DHqCT1r8pPDfL2Gxs NhtbQzOJoTGkxbz1mis2BjNz/yFdcRztJz22LO+ygdwbutBGcd81Nbc5nzOCaP8Lh3yH Ik/g== X-Gm-Message-State: AFqh2koCXLRGoNsJJ3P2rkIRKqIdFG/qq5zx/on+bSEptggBBbZQKlDm G/m2b/4F0KAD5WydVc+BGng= X-Google-Smtp-Source: AMrXdXuHhqxS7MfYPo8/enDYbq1jBAxX+4/gICB5Fh05G/QeVgK6F9eq+htlhjZCvbD/seggOCJozg== X-Received: by 2002:a17:902:ce10:b0:189:af28:fd8d with SMTP id k16-20020a170902ce1000b00189af28fd8dmr31817789plg.1.1672221920466; Wed, 28 Dec 2022 02:05:20 -0800 (PST) Received: from localhost.localdomain ([45.112.3.26]) by smtp.gmail.com with ESMTPSA id t6-20020a1709027fc600b0019277df45a6sm5794915plb.53.2022.12.28.02.05.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 28 Dec 2022 02:05:20 -0800 (PST) From: Anand Moon To: Rob Herring , Krzysztof Kozlowski , Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl Cc: linux-amlogic@lists.infradead.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v1 03/11] arm64: dts: amlogic: Used onboard usb hub reset on odroid c2 Date: Wed, 28 Dec 2022 10:03:12 +0000 Message-Id: <20221228100321.15949-4-linux.amoon@gmail.com> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221228100321.15949-1-linux.amoon@gmail.com> References: <20221228100321.15949-1-linux.amoon@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Odroid c2 previously use gpio-hog to reset the usb hub, switch to used on-board usb hub reset to enable the usb hub and enable power to hub. Signed-off-by: Anand Moon --- .../boot/dts/amlogic/meson-gxbb-odroidc2.dts | 29 +++++++++---------- 1 file changed, 14 insertions(+), 15 deletions(-) diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts index 201596247fd9..3d3e61cf65a8 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts +++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts @@ -208,6 +208,20 @@ codec-0 { }; }; }; + + usb { + dr_mode = "host"; + #address-cells = <1>; + #size-cells = <0>; + + hub@1 { + /* Genesys Logic GL852G-OHG usb hub */ + compatible = "genesys,usb5e3,610"; + reg = <1>; + vdd-supply = <&usb_otg_pwr>; + reset-gpio = <&gpio_ao GPIOAO_4 GPIO_ACTIVE_LOW>; + }; + }; }; &aiu { @@ -250,21 +264,6 @@ eth_phy0: ethernet-phy@0 { }; }; -&gpio_ao { - /* - * WARNING: The USB Hub on the Odroid-C2 needs a reset signal - * to be turned high in order to be detected by the USB Controller - * This signal should be handled by a USB specific power sequence - * in order to reset the Hub when USB bus is powered down. - */ - hog-0 { - gpio-hog; - gpios = ; - output-high; - line-name = "usb-hub-reset"; - }; -}; - &hdmi_tx { status = "okay"; pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>; -- 2.38.1