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[46.138.83.36]) by smtp.gmail.com with ESMTPSA id v10sm5463476wrg.15.2021.09.12.13.09.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 12 Sep 2021 13:09:44 -0700 (PDT) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Ulf Hansson , Viresh Kumar , Stephen Boyd , Peter De Schrijver , Mikko Perttunen , Peter Chen , Mark Brown , Lee Jones , =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= , Nishanth Menon , Vignesh Raghavendra , Richard Weinberger , Miquel Raynal , Lucas Stach , Stefan Agner , Adrian Hunter , Mauro Carvalho Chehab , Rob Herring , Michael Turquette Cc: linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org, linux-pm@vger.kernel.org, linux-usb@vger.kernel.org, linux-staging@lists.linux.dev, linux-spi@vger.kernel.org, linux-pwm@vger.kernel.org, linux-mtd@lists.infradead.org, linux-mmc@vger.kernel.org, linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-clk@vger.kernel.org Subject: [PATCH v11 05/34] dt-bindings: clock: tegra-car: Document new clock sub-nodes Date: Sun, 12 Sep 2021 23:08:03 +0300 Message-Id: <20210912200832.12312-6-digetx@gmail.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210912200832.12312-1-digetx@gmail.com> References: <20210912200832.12312-1-digetx@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-spi@vger.kernel.org Document sub-nodes which describe Tegra SoC clocks that require a higher voltage of the core power domain in order to operate properly on a higher clock rates. Each node contains a phandle to OPP table and power domain. The root PLLs and system clocks don't have any specific device dedicated to them, clock controller is in charge of managing power for them. Signed-off-by: Dmitry Osipenko --- .../bindings/clock/nvidia,tegra20-car.yaml | 37 +++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/Documentation/devicetree/bindings/clock/nvidia,tegra20-car.yaml b/Documentation/devicetree/bindings/clock/nvidia,tegra20-car.yaml index 459d2a525393..f832abb7f11a 100644 --- a/Documentation/devicetree/bindings/clock/nvidia,tegra20-car.yaml +++ b/Documentation/devicetree/bindings/clock/nvidia,tegra20-car.yaml @@ -42,6 +42,36 @@ properties: "#reset-cells": const: 1 +patternProperties: + "^(sclk)|(pll-[cem])$": + type: object + properties: + compatible: + enum: + - nvidia,tegra20-sclk + - nvidia,tegra30-sclk + - nvidia,tegra30-pllc + - nvidia,tegra30-plle + - nvidia,tegra30-pllm + + operating-points-v2: true + + clocks: + items: + - description: node's clock + + power-domains: + maxItems: 1 + description: phandle to the core SoC power domain + + required: + - compatible + - operating-points-v2 + - clocks + - power-domains + + additionalProperties: false + required: - compatible - reg @@ -59,6 +89,13 @@ examples: reg = <0x60006000 0x1000>; #clock-cells = <1>; #reset-cells = <1>; + + sclk { + compatible = "nvidia,tegra20-sclk"; + operating-points-v2 = <&opp_table>; + clocks = <&tegra_car TEGRA20_CLK_SCLK>; + power-domains = <&domain>; + }; }; usb-controller@c5004000 { -- 2.32.0