| Message ID | 20190611164157.24656-2-georgi.djakov@linaro.org (mailing list archive) |
|---|---|
| State | Not Applicable, archived |
| Headers | show |
| Series | Add QCS404 interconnect provider driver | expand |
On Tue 11 Jun 09:41 PDT 2019, Georgi Djakov wrote: > The Qualcomm QCS404 platform has several buses that could be controlled > and tuned according to the bandwidth demand. > Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org> > Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org> > --- > > 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>; > + }; > +};
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>; + }; +};
The Qualcomm QCS404 platform has several buses that could be controlled and tuned according to the bandwidth demand. Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org> --- 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