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dt-bindings: clock: cdce925: Add regulator documentation 

The cdce925 has two separate supply pins. Document the bindings
for them.

Signed-off-by: Phil Reid <preid@electromag.com.au>
Link: https://lkml.kernel.org/r/1561691950-42154-2-git-send-email-preid@electromag.com.au
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
alistair/sunxi64-5.4-dsi
Phil Reid 2019-06-28 11:19:09 +08:00 committed by Stephen Boyd
parent 5f9e832c13
commit f121edb697
1 changed files with 4 additions and 0 deletions
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Documentation/devicetree/bindings/clock/ti,cdce925.txt
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@ -24,6 +24,8 @@ Required properties:
Optional properties:
- xtal-load-pf: Crystal load-capacitor value to fine-tune performance on a
board, or to compensate for external influences.
- vdd-supply: A regulator node for Vdd
- vddout-supply: A regulator node for Vddout
For all PLL1, PLL2, ... an optional child node can be used to specify spread
spectrum clocking parameters for a board.
@ -41,6 +43,8 @@ Example:
clocks = <&xtal_27Mhz>;
#clock-cells = <1>;
xtal-load-pf = <5>;
vdd-supply = <&1v8-reg>;
vddout-supply = <&3v3-reg>;
/* PLL options to get SSC 1% centered */
PLL2 {
spread-spectrum = <4>;