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[2a01:cb05:8b85:800:205e:7f1:870:202e]) by smtp.gmail.com with ESMTPSA id v3sm2161372wrr.19.2021.05.21.06.41.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 21 May 2021 06:41:01 -0700 (PDT) From: Etienne Carriere To: linux-kernel@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, Sudeep Holla , Cristian Marussi , Vincent Guittot , Etienne Carriere , Rob Herring , devicetree@vger.kernel.org Subject: [PATCH v2 2/4] dt-bindings: arm: scmi property mboxes is not mandatory Date: Fri, 21 May 2021 15:40:52 +0200 Message-Id: <20210521134055.24271-2-etienne.carriere@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210521134055.24271-1-etienne.carriere@linaro.org> References: <20210521134055.24271-1-etienne.carriere@linaro.org> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Since "arm,scmi-smc" compatible support, mboxes property is not mandated. This change fixes the DT bindings description accordingly. Cc: Rob Herring Cc: devicetree@vger.kernel.org Signed-off-by: Etienne Carriere --- Changes since v1: - New patch is the series. Addresses mboxes propery description. --- Documentation/devicetree/bindings/arm/arm,scmi.txt | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/Documentation/devicetree/bindings/arm/arm,scmi.txt b/Documentation/devicetree/bindings/arm/arm,scmi.txt index 667d58e0a659..856d041b397e 100644 --- a/Documentation/devicetree/bindings/arm/arm,scmi.txt +++ b/Documentation/devicetree/bindings/arm/arm,scmi.txt @@ -15,10 +15,10 @@ Required properties: The scmi node with the following properties shall be under the /firmware/ node. - compatible : shall be "arm,scmi" or "arm,scmi-smc" for smc/hvc transports -- mboxes: List of phandle and mailbox channel specifiers. It should contain - exactly one or two mailboxes, one for transmitting messages("tx") - and another optional for receiving the notifications("rx") if - supported. +- mboxes: List of phandle and mailbox channel specifiers. When used, it should + contain exactly one or two mailboxes, one for transmitting messages + ("tx") and another optional for receiving the notifications("rx") if + supported. Mandated by compatible "arm,scmi". - shmem : List of phandle pointing to the shared memory(SHM) area as per generic mailbox client binding. - #address-cells : should be '1' if the device has sub-nodes, maps to -- 2.17.1