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[88.1.105.170]) by smtp.gmail.com with ESMTPSA id y18sm2799220wrq.61.2021.03.04.23.01.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 04 Mar 2021 23:01:36 -0800 (PST) From: =?utf-8?q?=C3=81lvaro_Fern=C3=A1ndez_Rojas?= To: Matt Mackall , Herbert Xu , Rob Herring , Nicolas Saenz Julienne , Florian Fainelli , Ray Jui , Scott Branden , bcm-kernel-feedback-list@broadcom.com, Philipp Zabel , =?utf-8?q?=C3=81lvaro_Fern=C3=A1nde?= =?utf-8?q?z_Rojas?= , Lee Jones , Bjorn Andersson , Alexandru Ardelean , Rikard Falkeborn , Tian Tao , 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 Subject: [PATCH v6 2/3] dt-bindings: rng: bcm2835: document reset support Date: Fri, 5 Mar 2021 08:01:31 +0100 Message-Id: <20210305070132.2986-3-noltari@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210305070132.2986-1-noltari@gmail.com> References: <20210305070132.2986-1-noltari@gmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210305_070137_645892_F6D8959C X-CRM114-Status: UNSURE ( 9.79 ) X-CRM114-Notice: Please train this message. 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 brcm,bcm6368-rng controllers require resetting the IPSEC clock in order to get a functional RNG. Signed-off-by: Álvaro Fernández Rojas Reviewed-by: Rob Herring Acked-by: Florian Fainelli --- v6: fix dt-bindings warnings. 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 | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/Documentation/devicetree/bindings/rng/brcm,bcm2835.yaml b/Documentation/devicetree/bindings/rng/brcm,bcm2835.yaml index 5174492e22f3..6da674666d45 100644 --- a/Documentation/devicetree/bindings/rng/brcm,bcm2835.yaml +++ b/Documentation/devicetree/bindings/rng/brcm,bcm2835.yaml @@ -28,6 +28,12 @@ properties: clock-names: const: ipsec + resets: + maxItems: 1 + + reset-names: + const: ipsec + interrupts: maxItems: 1 @@ -44,6 +50,8 @@ then: required: - clocks - clock-names + - resets + - reset-names additionalProperties: false @@ -68,4 +76,7 @@ examples: clocks = <&periph_clk 18>; clock-names = "ipsec"; + + resets = <&periph_rst 4>; + reset-names = "ipsec"; };