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[109.252.192.57]) by smtp.gmail.com with ESMTPSA id u5sm655596lff.78.2020.12.17.10.07.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 17 Dec 2020 10:07:27 -0800 (PST) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Mark Brown , Liam Girdwood , Ulf Hansson , Mauro Carvalho Chehab , Rob Herring , Peter Geis , Nicolas Chauvet , Krzysztof Kozlowski , "Rafael J. Wysocki" , Kevin Hilman , Peter De Schrijver , Viresh Kumar , Stephen Boyd , Michael Turquette Cc: devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org, linux-tegra@vger.kernel.org, linux-clk@vger.kernel.org Subject: [PATCH v2 07/48] dt-bindings: arm: tegra: Add binding for core power domain Date: Thu, 17 Dec 2020 21:05:57 +0300 Message-Id: <20201217180638.22748-8-digetx@gmail.com> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201217180638.22748-1-digetx@gmail.com> References: <20201217180638.22748-1-digetx@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org All NVIDIA Tegra SoCs have a core power domain where majority of hardware blocks reside. Add binding for the core power domain. Signed-off-by: Dmitry Osipenko --- .../arm/tegra/nvidia,tegra20-core-domain.yaml | 48 +++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-core-domain.yaml diff --git a/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-core-domain.yaml b/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-core-domain.yaml new file mode 100644 index 000000000000..f3d8fd2d8371 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-core-domain.yaml @@ -0,0 +1,48 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/arm/tegra/nvidia,tegra20-core-domain.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: NVIDIA Tegra Core Power Domain + +maintainers: + - Dmitry Osipenko + - Jon Hunter + - Thierry Reding + +properties: + compatible: + enum: + - nvidia,tegra20-core-domain + - nvidia,tegra30-core-domain + + operating-points-v2: + description: + Should contain level, voltages and opp-supported-hw property. + The supported-hw is a bitfield indicating SoC speedo or process + ID mask. + + "#power-domain-cells": + const: 0 + + power-supply: + description: + Phandle to voltage regulator connected to the SoC Core power rail. + +required: + - compatible + - operating-points-v2 + - "#power-domain-cells" + - power-supply + +additionalProperties: false + +examples: + - | + core-domain { + compatible = "nvidia,tegra20-core-domain"; + operating-points-v2 = <&opp_table>; + power-supply = <®ulator>; + #power-domain-cells = <0>; + }; -- 2.29.2