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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/devicetree/bindings/clock/ti/autoidle.txt | |
parent | Initial commit. (diff) | |
download | linux-430c2fc249ea5c0536abd21c23382884005c9093.tar.xz linux-430c2fc249ea5c0536abd21c23382884005c9093.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/devicetree/bindings/clock/ti/autoidle.txt')
-rw-r--r-- | Documentation/devicetree/bindings/clock/ti/autoidle.txt | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/clock/ti/autoidle.txt b/Documentation/devicetree/bindings/clock/ti/autoidle.txt new file mode 100644 index 000000000..7c735dde9 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/ti/autoidle.txt @@ -0,0 +1,39 @@ +Binding for Texas Instruments autoidle clock. + +Binding status: Unstable - ABI compatibility may be broken in the future + +This binding uses the common clock binding[1]. It assumes a register mapped +clock which can be put to idle automatically by hardware based on the usage +and a configuration bit setting. Autoidle clock is never an individual +clock, it is always a derivative of some basic clock like a gate, divider, +or fixed-factor. + +[1] Documentation/devicetree/bindings/clock/clock-bindings.txt + +Required properties: +- reg : offset for the register controlling the autoidle +- ti,autoidle-shift : bit shift of the autoidle enable bit +- ti,invert-autoidle-bit : autoidle is enabled by setting the bit to 0 + +Examples: + dpll_core_m4_ck: dpll_core_m4_ck { + #clock-cells = <0>; + compatible = "ti,divider-clock"; + clocks = <&dpll_core_x2_ck>; + ti,max-div = <31>; + ti,autoidle-shift = <8>; + reg = <0x2d38>; + ti,index-starts-at-one; + ti,invert-autoidle-bit; + }; + + dpll_usb_clkdcoldo_ck: dpll_usb_clkdcoldo_ck { + #clock-cells = <0>; + compatible = "ti,fixed-factor-clock"; + clocks = <&dpll_usb_ck>; + ti,clock-div = <1>; + ti,autoidle-shift = <8>; + reg = <0x01b4>; + ti,clock-mult = <1>; + ti,invert-autoidle-bit; + }; |