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Mon, 09 Aug 2021 05:07:34 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwl0z9zY6TIRsWFOr2u74gnQQlWSGYod2iNeNyrZ86XebFxOWaMyJnUCR3NQeVehyALnrzY2g== X-Received: by 2002:aa7:dc02:: with SMTP id b2mr28698690edu.46.1628510854621; Mon, 09 Aug 2021 05:07:34 -0700 (PDT) Received: from localhost.localdomain ([86.32.42.198]) by smtp.gmail.com with ESMTPSA id i6sm8084863edt.28.2021.08.09.05.07.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 09 Aug 2021 05:07:34 -0700 (PDT) From: Krzysztof Kozlowski To: Sylwester Nawrocki , Tomasz Figa , Chanwoo Choi , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , linux-samsung-soc@vger.kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Sam Protsenko Subject: [PATCH 2/3] dt-bindings: clock: samsung: add bindings for Exynos external clock Date: Mon, 9 Aug 2021 14:05:43 +0200 Message-Id: <20210809120544.56596-2-krzysztof.kozlowski@canonical.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210809120544.56596-1-krzysztof.kozlowski@canonical.com> References: <20210809120544.56596-1-krzysztof.kozlowski@canonical.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210809_050743_238577_C2A19599 X-CRM114-Status: GOOD ( 16.75 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Document the bindings for Samsung Exynos external to SoC (oscclk/XXTI/XusbXTI) clock provided on boards. The bindings are already implemented in most of the Exynos clock drivers and DTS files. Signed-off-by: Krzysztof Kozlowski --- .../clock/samsung,exynos-ext-clock.yaml | 46 +++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/samsung,exynos-ext-clock.yaml diff --git a/Documentation/devicetree/bindings/clock/samsung,exynos-ext-clock.yaml b/Documentation/devicetree/bindings/clock/samsung,exynos-ext-clock.yaml new file mode 100644 index 000000000000..64d027dbe3b2 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/samsung,exynos-ext-clock.yaml @@ -0,0 +1,46 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/samsung,exynos-ext-clock.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung SoC external/osc/XXTI/XusbXTI clock + +maintainers: + - Chanwoo Choi + - Krzysztof Kozlowski + - Sylwester Nawrocki + - Tomasz Figa + +description: | + Samsung SoCs require an external clock supplied through XXTI or XusbXTI pins. + +properties: + compatible: + enum: + - samsung,clock-xxti + - samsung,clock-xusbxti + - samsung,exynos5420-oscclk + + "#clock-cells": + const: 0 + + clock-frequency: true + + clock-output-names: + maxItems: 1 + +required: + - compatible + - clock-frequency + +additionalProperties: false + +examples: + - | + fixed-rate-clocks { + clock { + compatible = "samsung,clock-xxti"; + clock-frequency = <24000000>; + }; + };