diff options
Diffstat (limited to 'Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.txt')
-rw-r--r-- | Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.txt | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.txt b/Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.txt index 0278482af65c..beec612dbe6a 100644 --- a/Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.txt +++ b/Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.txt @@ -21,10 +21,11 @@ platforms. Usage: required Value type: <prop-encoded-array> Definition: must specify the base address and size of the global block + - clocks: - Usage: required if #clocks-cells property is present - Value type: <phandle> - Definition: phandle to the input PLL, which feeds the APCS mux/divider + Usage: required if #clock-names property is present + Value type: <phandle array> + Definition: phandles to the two parent clocks of the clock driver. - #mbox-cells: Usage: required @@ -36,6 +37,12 @@ platforms. Value type: <u32> Definition: as described in clock.txt, must be 0 +- clock-names: + Usage: required if the platform data based clock driver needs to + retrieve the parent clock names from device tree. + This will requires two mandatory clocks to be defined. + Value type: <string-array> + Definition: must be "pll" and "aux" = EXAMPLE The following example describes the APCS HMSS found in MSM8996 and part of the @@ -68,3 +75,14 @@ Below is another example of the APCS binding on MSM8916 platforms: clocks = <&a53pll>; #clock-cells = <0>; }; + +Below is another example of the APCS binding on QCS404 platforms: + + apcs_glb: mailbox@b011000 { + compatible = "qcom,qcs404-apcs-apps-global", "syscon"; + reg = <0x0b011000 0x1000>; + #mbox-cells = <1>; + clocks = <&apcs_hfpll>, <&gcc GCC_GPLL0_AO_OUT_MAIN>; + clock-names = "pll", "aux"; + #clock-cells = <0>; + }; |