linux-kernel - [PATCH v3 1/2] dt-binding: remoteproc: venus rproc dt binding document

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Message-Id: <1485531177-3543-2-git-send-email-stanimir.varbanov@linaro.org>
Date:   Fri, 27 Jan 2017 17:32:56 +0200
From:   Stanimir Varbanov <stanimir.varbanov@...aro.org>
To:     Ohad Ben-Cohen <ohad@...ery.com>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>
Cc:     Stephen Boyd <sboyd@...eaurora.org>,
        Andy Gross <andy.gross@...aro.org>,
        linux-remoteproc@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        Stanimir Varbanov <stanimir.varbanov@...aro.org>
Subject: [PATCH v3 1/2] dt-binding: remoteproc: venus rproc dt binding document

Add devicetree binding document for Venus remote processor.

Acked-by: Rob Herring <robh@...nel.org>
Signed-off-by: Stanimir Varbanov <stanimir.varbanov@...aro.org>
---
 .../devicetree/bindings/remoteproc/qcom,venus.txt  | 33 ++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/remoteproc/qcom,venus.txt

diff --git a/Documentation/devicetree/bindings/remoteproc/qcom,venus.txt b/Documentation/devicetree/bindings/remoteproc/qcom,venus.txt
new file mode 100644
index 000000000000..38ac585dbd7b
--- /dev/null
+++ b/Documentation/devicetree/bindings/remoteproc/qcom,venus.txt
@@ -0,0 +1,33 @@
+Qualcomm Venus Peripheral Image Loader
+
+This document defines the binding for a component that loads and boots firmware
+on the Qualcomm Venus remote processor core.
+
+- compatible:
+	Usage: required
+	Value type: <string>
+	Definition: must contain "qcom,venus-pil"
+
+- memory-region:
+	Usage: required
+	Value type: <phandle>
+	Definition: a phandle to a node describing reserved memory
+
+* An example
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		venus_mem: venus@...00000 {
+			compatible = "shared-dma-pool";
+			reg = <0x0 0x89900000 0x0 0x800000>;
+			alignment = <0x1000>;
+			no-map;
+		};
+	};
+
+	rproc-venus {
+		compatible = "qcom,venus-pil";
+		memory-region = <&venus_mem>;
+	};
-- 
2.7.4