The Qualcomm QCS404 platform has several buses that could be controlled and tuned according to the bandwidth demand.
Signed-off-by: Georgi Djakov <[email protected]> --- v3: - Add a reg property and move the interconnect nodes under the "soc" node. v2: - No changes. .../bindings/interconnect/qcom,qcs404.txt | 46 +++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 Documentation/devicetree/bindings/interconnect/qcom,qcs404.txt diff --git a/Documentation/devicetree/bindings/interconnect/qcom,qcs404.txt b/Documentation/devicetree/bindings/interconnect/qcom,qcs404.txt new file mode 100644 index 000000000000..14a827268dda --- /dev/null +++ b/Documentation/devicetree/bindings/interconnect/qcom,qcs404.txt @@ -0,0 +1,46 @@ +Qualcomm QCS404 Network-On-Chip interconnect driver binding +----------------------------------------------------------- + +Required properties : +- compatible : shall contain only one of the following: + "qcom,qcs404-bimc" + "qcom,qcs404-pcnoc" + "qcom,qcs404-snoc" +- #interconnect-cells : should contain 1 + +Optional properties : +reg : specifies the physical base address and size of registers +clocks : list of phandles and specifiers to all interconnect bus clocks +clock-names : clock names should include both "bus_clk" and "bus_a_clk" + +Example: + +soc { + ... + bimc: interconnect@400000 { + reg = <0x00400000 0x80000>; + compatible = "qcom,qcs404-bimc"; + #interconnect-cells = <1>; + clock-names = "bus_clk", "bus_a_clk"; + clocks = <&rpmcc RPM_SMD_BIMC_CLK>, + <&rpmcc RPM_SMD_BIMC_A_CLK>; + }; + + pnoc: interconnect@500000 { + reg = <0x00500000 0x15080>; + compatible = "qcom,qcs404-pcnoc"; + #interconnect-cells = <1>; + clock-names = "bus_clk", "bus_a_clk"; + clocks = <&rpmcc RPM_SMD_PNOC_CLK>, + <&rpmcc RPM_SMD_PNOC_A_CLK>; + }; + + snoc: interconnect@580000 { + reg = <0x00580000 0x23080>; + compatible = "qcom,qcs404-snoc"; + #interconnect-cells = <1>; + clock-names = "bus_clk", "bus_a_clk"; + clocks = <&rpmcc RPM_SMD_SNOC_CLK>, + <&rpmcc RPM_SMD_SNOC_A_CLK>; + }; +};
