From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BE20E51C07D; Fri, 18 Sep 2026 19:06:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789758378; cv=none; b=rHMoVTbTNSG6DN39chCT2WPDt1JTR3JS9onbRAMBtgBc8S3dRt8nchtrW3L7y0o7cPnoiXWqIPjKYbm9qF8Wbw1L0ZbVOpIifhQldp+g4wv2j0gbq+rjifBIf+xQBH03Cpw1RaERoaKvlyeaR+OeOY3/xREjCpi5sWKSUmvR7UQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789758378; c=relaxed/simple; bh=neFcvlHUtyFN5PORXFsaETg9NfjJ6wcK4YcyI2E8ibc=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=jn7OWtIBBLKfXYSUgmU+XT4Upd0Xtn7i5Hfoc8agNPMJUdkyNBwKYrJlDBqRXYMI6Ir+xvEgfRacGUAeOeFp6N/RpoFnHWWUps3zQjL36fPDlwPu44XBZkz4pl3set87fztSC0x9r+5DBIvvNFLHkC65Lm8zN1C7DSuBZSqjCzo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=GQ/ctkVu; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="GQ/ctkVu" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D153C1F000FF; Fri, 18 Sep 2026 19:06:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1789758367; bh=ntsDpuFIGEFqBWQ4hCUDxmA6xI2gJJY0UUK3+l2mWV4=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=GQ/ctkVuaPSEe8tmCKpLc2FO13ojqwd3ifnKXmzsz2Ae+KokK+/k/8HGncGi8cvtP q9O8qqI5/h9keIXoo0vI1vFHAgqkq8cn2ry+QuhoNpdS5f69SvpHaS8ALcxvpS0zg2 Jaceyfm0Lry4Gn99Dd3uZyT38zrOn0PXrc6iimQmGOHDexkY48VHgbsqS0qZL38ksc JmfSoDYJ4c0xeNfBEPslF6yDs/HawkZZsfwTf4E49ANqxn0M4Cm7CWs2Pjmyhxi0SO VEEIojkEa18WrVA5rDgeXSvxZHwYVFfyw/S6JYNz3WANOKU26EHxVRikGHAYhfWXaQ OdM1Cd0lMTqsg== Date: Fri, 18 Sep 2026 14:06:05 -0500 From: Rob Herring To: Bhargav Joshi Cc: Liam Girdwood , Mark Brown , Krzysztof Kozlowski , Conor Dooley , Thierry Reding , Lee Jones , Shree Ramamoorthy , Thierry Reding , Jonathan Hunter , Dmitry Osipenko , Svyatoslav Ryhel , Laxman Dewangan , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, goledhruva@gmail.com, m-chawdhry@ti.com, daniel.baluta@gmail.com, simona.toaca@nxp.com, mfd@lists.linux.dev, Thierry Reding , linux-tegra@vger.kernel.org Subject: Re: [PATCH v2 2/4] regulator: dt-bindings: nvidia,tegra-regulators-coupling: Convert to DT schema Message-ID: <20260918190605.GA1426069-robh@kernel.org> References: <20260916-ti-tps6586x-v2-0-f12cfdfb446c@gmail.com> <20260916-ti-tps6586x-v2-2-f12cfdfb446c@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260916-ti-tps6586x-v2-2-f12cfdfb446c@gmail.com> On Wed, Sep 16, 2026 at 06:41:27PM +0530, Bhargav Joshi wrote: > Convert NVIDIA Tegra Regulators Coupling from legacy text to DT schema. > Set additionalProperties true as this is shared schema. > > Signed-off-by: Bhargav Joshi > --- > .../regulator/nvidia,tegra-regulators-coupling.txt | 65 ------------------ > .../nvidia,tegra-regulators-coupling.yaml | 76 ++++++++++++++++++++++ > 2 files changed, 76 insertions(+), 65 deletions(-) > diff --git a/Documentation/devicetree/bindings/regulator/nvidia,tegra-regulators-coupling.yaml b/Documentation/devicetree/bindings/regulator/nvidia,tegra-regulators-coupling.yaml > new file mode 100644 > index 000000000000..248cc98b6af1 > --- /dev/null > +++ b/Documentation/devicetree/bindings/regulator/nvidia,tegra-regulators-coupling.yaml > @@ -0,0 +1,76 @@ > +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/regulator/nvidia,tegra-regulators-coupling.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: NVIDIA Tegra Regulators Coupling > + > +description: Separate paragraphs need '>' > + NVIDIA Tegra SoC's have a mandatory voltage-coupling between regulators. Thus > + on Tegra20 there are 3 coupled regulators and on NVIDIA Tegra30 there are 2. > + > + Tegra20 voltage coupling On Tegra20 SoC's - there are 3 coupled > + regulators:CORE, RTC and CPU. The CORE and RTC voltages shall be in a range > + of 170mV from each other and they both shall be higher than the CPU voltage > + by at least 120mV. > + > + Tegra30 voltage coupling On Tegra30 SoC's - there are 2 coupled > + regulators:CORE and CPU. The CORE and CPU voltages shall be in a range of > + 300mV from each other and CORE voltage shall be higher than the CPU by N mV, > + where N depends on the CPU voltage. > +