From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="DaB09raa" Received: from mail-pl1-x635.google.com (mail-pl1-x635.google.com [IPv6:2607:f8b0:4864:20::635]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2EA65BC; Wed, 29 Nov 2023 21:32:03 -0800 (PST) Received: by mail-pl1-x635.google.com with SMTP id d9443c01a7336-1cf856663a4so5364695ad.3; Wed, 29 Nov 2023 21:32:03 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1701322322; x=1701927122; darn=vger.kernel.org; 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=+t8tXe6ccmmDxngyTtST79lozTn11v8rTEVF91HUREg=; b=DaB09raa5YWV1R7zcFo7u/Bp7SZZdLJCUpxTBhy0r1d3BS/ipmNQhNV8elL3XetzLm nUxN+iKlmkr9RuxqhRuOYtULvWAXbZmdJGpaAjXQ4b8OUwmFx6i4DbEKuWEKda5ClTsu zebGKPnW1pGsTaOTSenQCT67VhTGq9bB+zUd/1MU21Hh2t3tbCKHhRCKCKL4LQBKL5cF JUiCJrBP0Z+moFawVzuvfy5rWbATxbgd4J7FLyDsVe8V3mGsnheyOcRU0bA+hNCK88yU Zs2g46fxYCPkYH19CY/U+2LI4TJWm86xr5/cqqbH/PM7skBrrW+6cNMfAsg2DT789jTM 4XRw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1701322322; x=1701927122; 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=+t8tXe6ccmmDxngyTtST79lozTn11v8rTEVF91HUREg=; b=lgbq2Xrya69d/du7wvfMTW4uTNO9ABdL2Z14w2l+3Uddko8aQp2hu8kEAjjlzs1q0u riQKE1yqBWcBVWOcC/t9hhY32jwR3ov/GJLZ+oxQaRBTbiR2rY7Z3TbdZLRuA41AfQlk C5g6HzzN8uXwUUV3XGgLh+aLyxa7jAeSU84L6FjrqdaAJqMwcG704pfSSpDN0FwTI4yC lecBL8UVnVdybpOMUHtk9eLW6R87aNU/hgM4CRhlEvSok7PZveUoSVtecHZ8uTTPXrSi n+W/nFqL0FPaa+7mLT1zM64qaMYXmL7YB5gs85JRE+TpG98IKQckpHHoSpbSaMPXCiaA LFpw== X-Gm-Message-State: AOJu0YxOov7+2vMUUDp60xwIZueGEyvNpIlFMyx6QJC13snWEo7GEbHn 2Zc35CaiLC36NXTbCLJ79A4= X-Google-Smtp-Source: AGHT+IFkSs+BFMZkK/X6EAkUmwIyMPu/FcBsDElxRS2kmwraWkSpbAYx6zSlpvdYGXyQFuL5buv7Pw== X-Received: by 2002:a17:902:6b41:b0:1cc:32df:40e7 with SMTP id g1-20020a1709026b4100b001cc32df40e7mr20277808plt.66.1701322322550; Wed, 29 Nov 2023 21:32:02 -0800 (PST) Received: from localhost.localdomain ([49.205.245.83]) by smtp.gmail.com with ESMTPSA id t5-20020a170902a5c500b001cfad1a60cesm336330plq.137.2023.11.29.21.31.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 29 Nov 2023 21:32:01 -0800 (PST) From: Anand Moon To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl Cc: Anand Moon , linux-amlogic@lists.infradead.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v5 2/2] arm64: dts: amlogic: Used onboard usb hub reset on odroid n2 Date: Thu, 30 Nov 2023 11:01:27 +0530 Message-ID: <20231130053130.21966-3-linux.amoon@gmail.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231130053130.21966-1-linux.amoon@gmail.com> References: <20231130053130.21966-1-linux.amoon@gmail.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit On Odroid n2/n2+ 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 --- .../dts/amlogic/meson-g12b-odroid-n2.dtsi | 36 ++++++++++++------- 1 file changed, 24 insertions(+), 12 deletions(-) diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi index 91c9769fda20..9e671444eca6 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi @@ -31,6 +31,30 @@ hub_5v: regulator-hub_5v { enable-active-high; }; + /* USB hub supports both USB 2.0 and USB 3.0 root hub */ + usb-hub { + dr_mode = "host"; + #address-cells = <1>; + #size-cells = <0>; + + /* 2.0 hub on port 1 */ + hub_2_0: hub@1 { + compatible = "usb5e3,610"; + reg = <1>; + peer-hub = <&hub_3_0>; + vdd-supply = <&usb_pwr_en>; + }; + + /* 3.0 hub on port 4 */ + hub_3_0: hub@2 { + compatible = "usb5e3,620"; + reg = <2>; + peer-hub = <&hub_2_0>; + reset-gpios = <&gpio GPIOH_4 GPIO_ACTIVE_LOW>; + vdd-supply = <&vcc_5v>; + }; + }; + sound { compatible = "amlogic,axg-sound-card"; model = "ODROID-N2"; @@ -234,18 +258,6 @@ &gpio { "PIN_3", /* GPIOX_17 */ "PIN_5", /* GPIOX_18 */ "PIN_36"; /* GPIOX_19 */ - /* - * WARNING: The USB Hub on the Odroid-N2 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. - */ - usb-hub-hog { - gpio-hog; - gpios = ; - output-high; - line-name = "usb-hub-reset"; - }; }; &i2c3 { -- 2.42.0