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[2a01:cb05:8b85:800:205e:7f1:870:202e]) by smtp.gmail.com with ESMTPSA id q1sm6390561wmq.48.2021.05.19.10.02.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 19 May 2021 10:02:25 -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 2/3] dt-bindings: arm: OP-TEE as transport channel for SCMI messages Date: Wed, 19 May 2021 19:01:57 +0200 Message-Id: <20210519170158.27586-2-etienne.carriere@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210519170158.27586-1-etienne.carriere@linaro.org> References: <20210519170158.27586-1-etienne.carriere@linaro.org> Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Introduce compatible "linaro,scmi-optee" for SCMI transport channel based on an OP-TEE service invocation. Cc: Rob Herring Cc: devicetree@vger.kernel.org Signed-off-by: Etienne Carriere --- Documentation/devicetree/bindings/arm/arm,scmi.txt | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) -- 2.17.1 diff --git a/Documentation/devicetree/bindings/arm/arm,scmi.txt b/Documentation/devicetree/bindings/arm/arm,scmi.txt index 667d58e0a659..7658f16b3f35 100644 --- a/Documentation/devicetree/bindings/arm/arm,scmi.txt +++ b/Documentation/devicetree/bindings/arm/arm,scmi.txt @@ -14,10 +14,11 @@ 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 +- compatible : shall be "arm,scmi" or "arm,scmi-smc" for smc/hvc transports, + or "linaro,scmi-optee" for OP-TEE transport. +- 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. - shmem : List of phandle pointing to the shared memory(SHM) area as per generic mailbox client binding.