From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ed1-f50.google.com (mail-ed1-f50.google.com [209.85.208.50]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5F17F3FA5D5 for ; Mon, 11 May 2026 13:57:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.208.50 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778507852; cv=none; b=V4zlQWaE7MT5UBkC3Q6qwY1/hrxvwQhLWWAvtAudYPts/w5VKf3ax0YnwtFkvPjo/rCcAjL8F4FxTOTPrICj3ssqMreb1SbVRhfJpa6Sl5W79vENbj8dWR9NzSNFH8KHsmkn+/9NXoIEpG/gbBmOoaw3p17eQssrGQuwM+5Yr/w= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778507852; c=relaxed/simple; bh=ibm/ZDHMWfIYB/a+JVogHL3zgQTqT1cxj2txge0qJK4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=U8K/ogJPzEnIN9/XhQMrIvZ4tp4x3HlGWXKZWinOqbIz0cJROsYyoCkFqeahTEZ8m2GgoDry2Ea1eh1WeikHArqf0aKUZBXVqwVfWts5AYBHnoXwbdWOwhGw30k7TEbs6mYQOBzNStLahxo8T78dNMDuUNzLFsp7GgGw7ZAujZw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=Oqztsxt0; arc=none smtp.client-ip=209.85.208.50 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Oqztsxt0" Received: by mail-ed1-f50.google.com with SMTP id 4fb4d7f45d1cf-67cd93d8affso5340511a12.2 for ; Mon, 11 May 2026 06:57:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1778507844; x=1779112644; 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=+yZ2RV9klSfc79KrOIT+9nKykbDSPRLRaZkXlnlwwJM=; b=Oqztsxt08VSED0yBq9y7gCvbNeIQsWzh6qCP6bEWpOdaH42iP9LOw/D6fGAQi8O7pP 8+T/5rP9lXkGXz2utuy3yO0zDbfmXhzJypfb6BgwM6PSQX0GCpNEM14v5BFNjmOov3Gn vxaPdFefs6gvL0p3aCWOocLQqQo5BTYQrDwktwEq8VWzDpzN8toh2+prb+Ng2NNrP0xz XhX00H0+39dIbVI/dH+NyThiFKEqNozZZR3B+4A0iu+cG+u6cxhhiHfjz21bwZ3E+ghv 4ZmQ7dgxb+4CkXeqhSUYaY50vct0v3vg3gyhxjPtxPBDVISq/a2x1EKKCpekXefD/C50 KmJQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1778507844; x=1779112644; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=+yZ2RV9klSfc79KrOIT+9nKykbDSPRLRaZkXlnlwwJM=; b=d1T9brXI70J9GGoASNzyOHTxtTpXscxIa/UieeJaMmxaLj7S6+hVREzWxy9WUisSzF B4SBIjev9UTciXFrbvNvXfhLzE8VMazd19cJ0Lr/YngOgDhRjAr+oDTFItrvR5F40JEs BlS/JDh85i0p3WQKq//Jn0SmY7OPYjFraTJTEjsuP24E4Fikw4LAiTvSh50fpnJwaIYr 9fhBFZ/buev/17rl7OzQybrby9TMJqXg0quJDY7Wl/64lcnv3pmcPTzohYEetbnDzHuJ Nzx5q2uOal7iGdQvpM1IZM1lvSrgXlPCMEwlqlP3cLwBZ14ze+rScX36KVFbn0rF2rnm 4K9g== X-Forwarded-Encrypted: i=1; AFNElJ+tWKRPf01qSihpbeS0DHAaPVMbPH229yuICiLcl4ydBWRLt5Eu/fKVBP8TggXxljqTl4fHvkLZkfY=@vger.kernel.org X-Gm-Message-State: AOJu0Yy2V3OU6jghh73iaQNAxszzgTEZkcg2AVZO4xV86xk5IzkPQIMq gaSH/SqSH8vEPpxJC46uo4CCvqIu4NSMPoVeGMyBfGmvtIE9DvPyi9ru X-Gm-Gg: Acq92OEZbfCgrwzahFzm2HdhRB+ltwFu2G+B0l3Ynv8gn2WchAXkCGxMtbjWreEFVhn txHw572Rx9EMTdE3D0wAv1NSsvTXF4ndVtwgPUTPD2MANMI6gPoyDoQF6Ac2xSd9cK4eSQ5xBmM 6r6DWveKG776IbFsL5TFPCuYtJsP9GaCYHREZ+OpMSl5+916CPqFxJObmoDG0u+BQBy2WjKnl4/ M4IjbZP6vO0ULioYJjgsJz8YmP0HLgwkr5vZx8ryuC6cbiFZCe8E1hFS6jeteSGL85QNRSWLfgu ewqTxNesfz6Mxpha+QRPT3kcxk9j/MGGXLVgii9EdaEqlhf9ZYNeWWaj1N4StnnPJYz8g8hnaBt z0E5LLsUNq3B4gAH2+ArlK5hwzPoDXdDZz6XY5addmWH6/UyUxWG9eBe6HkLcjcDxPiBc5YhL1g MDqOhmJxmODSBB X-Received: by 2002:a05:6402:5297:b0:67e:2498:dc7e with SMTP id 4fb4d7f45d1cf-67e2498ddc9mr9228829a12.11.1778507844261; Mon, 11 May 2026 06:57:24 -0700 (PDT) Received: from xeon ([188.163.112.56]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-67ef0b3b904sm3685357a12.1.2026.05.11.06.57.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 11 May 2026 06:57:23 -0700 (PDT) From: Svyatoslav Ryhel To: Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Vinod Koul , Neil Armstrong , Thierry Reding , Jonathan Hunter , Greg Kroah-Hartman , Peter Chen , Svyatoslav Ryhel Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org, linux-tegra@vger.kernel.org, linux-usb@vger.kernel.org Subject: [PATCH v1 1/6] dt-bindings: usb: ci-hdrc-usb2: Document nvidia,external-control property Date: Mon, 11 May 2026 16:56:56 +0300 Message-ID: <20260511135703.62470-2-clamor95@gmail.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260511135703.62470-1-clamor95@gmail.com> References: <20260511135703.62470-1-clamor95@gmail.com> Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Document the nvidia,external-control property required, for example, for USB lines in HSIC mode connected to a modem, where the modem requires precise control over the USB bus to properly enumerate all its stages and intermediate devices. Signed-off-by: Svyatoslav Ryhel --- Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml index 691d6cf02c27..a13c1ef49a57 100644 --- a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml +++ b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.yaml @@ -75,6 +75,13 @@ properties: type: boolean deprecated: true + nvidia,external-control: + description: + Indicates that the controller is configured externally and that the host + should not attempt to touch it. Usually used by a modem which requires + precise bus configuration. + type: boolean + ulpi: type: object additionalProperties: false -- 2.51.0