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authorBrian Masney <masneyb@onstation.org>2019-11-08 13:53:48 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-11-08 17:14:06 +0100
commit6120e5d821c0e3104ddbc2ad5dd126e0c9eb20f2 (patch)
tree681ddcebe519ee1e2bab1586853898c97d29ecf3 /Documentation/devicetree/bindings/interconnect
parentfsi: aspeed: Fix OPB0 byte order register values (diff)
downloadlinux-6120e5d821c0e3104ddbc2ad5dd126e0c9eb20f2.tar.xz
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dt-bindings: interconnect: qcom: add msm8974 bindings
Add device tree bindings for the Qualcomm MSM8974 interconnect providers that support setting system bandwidth requirements between various network-on-chip fabrics. Signed-off-by: Brian Masney <masneyb@onstation.org> Reviewed-by: Rob Herring <robh@kernel.org> Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org> Link: https://lore.kernel.org/r/20191024103054.9770-2-masneyb@onstation.org Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org> Link: https://lore.kernel.org/r/20191108125349.24191-2-georgi.djakov@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/interconnect/qcom,msm8974.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm MSM8974 Network-On-Chip Interconnect
+
+maintainers:
+ - Brian Masney <masneyb@onstation.org>
+
+description: |
+ The Qualcomm MSM8974 interconnect providers support setting system
+ bandwidth requirements between various network-on-chip fabrics.
+
+properties:
+ reg:
+ maxItems: 1
+
+ compatible:
+ enum:
+ - qcom,msm8974-bimc
+ - qcom,msm8974-cnoc
+ - qcom,msm8974-mmssnoc
+ - qcom,msm8974-ocmemnoc
+ - qcom,msm8974-pnoc
+ - qcom,msm8974-snoc
+
+ '#interconnect-cells':
+ const: 1
+
+ clock-names:
+ items:
+ - const: bus
+ - const: bus_a
+
+ clocks:
+ items:
+ - description: Bus Clock
+ - description: Bus A Clock
+
+required:
+ - compatible
+ - reg
+ - '#interconnect-cells'
+ - clock-names
+ - clocks
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/qcom,rpmcc.h>
+
+ bimc: interconnect@fc380000 {
+ reg = <0xfc380000 0x6a000>;
+ compatible = "qcom,msm8974-bimc";
+ #interconnect-cells = <1>;
+ clock-names = "bus", "bus_a";
+ clocks = <&rpmcc RPM_SMD_BIMC_CLK>,
+ <&rpmcc RPM_SMD_BIMC_A_CLK>;
+ };