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[88.1.105.170]) by smtp.gmail.com with ESMTPSA id j30sm18328811wrj.62.2021.03.03.23.33.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 03 Mar 2021 23:33:11 -0800 (PST) From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= To: Matt Mackall , Herbert Xu , Rob Herring , Nicolas Saenz Julienne , Florian Fainelli , Ray Jui , Scott Branden , bcm-kernel-feedback-list@broadcom.com, Philipp Zabel , Neil Armstrong , Alexandru Ardelean , Bjorn Andersson , Guenter Roeck , Rikard Falkeborn , Stefan Wahren , linux-crypto@vger.kernel.org, devicetree@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= Subject: [PATCH v5 1/2] dt-bindings: rng: bcm2835: document reset support Date: Thu, 4 Mar 2021 08:33:07 +0100 Message-Id: <20210304073308.25906-2-noltari@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210304073308.25906-1-noltari@gmail.com> References: <20210304073308.25906-1-noltari@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org Some devices may need to perform a reset before using the RNG, such as the BCM6368. Signed-off-by: Álvaro Fernández Rojas --- v5: no changes. v4: pass dt_binding_check. v3: make resets required if brcm,bcm6368-rng. v2: document reset support. .../devicetree/bindings/rng/brcm,bcm2835.yaml | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/Documentation/devicetree/bindings/rng/brcm,bcm2835.yaml b/Documentation/devicetree/bindings/rng/brcm,bcm2835.yaml index c147900f9041..11c23e1f6988 100644 --- a/Documentation/devicetree/bindings/rng/brcm,bcm2835.yaml +++ b/Documentation/devicetree/bindings/rng/brcm,bcm2835.yaml @@ -37,6 +37,21 @@ required: additionalProperties: false +if: + properties: + compatible: + enum: + - brcm,bcm6368-rng +then: + properties: + resets: + maxItems: 1 + required: + - resets +else: + properties: + resets: false + examples: - | rng@7e104000 { @@ -58,4 +73,6 @@ examples: clocks = <&periph_clk 18>; clock-names = "ipsec"; + + resets = <&periph_rst 4>; }; -- 2.20.1