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usb: misc: usb3503: Describe better how to bind clock to the hub 

Signed-off-by: Michael Trimarchi <michael@amarulasolutions.com>
Signed-off-by: Rob Herring <robh@kernel.org>
This commit is contained in:
Michael Trimarchi 2015-11-15 11:48:48 +01:00 committed by Rob Herring
parent 22697acdd7
commit 2729f62c96
1 changed files with 4 additions and 1 deletions
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5
Documentation/devicetree/bindings/usb/usb3503.txt
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@ -18,7 +18,8 @@ Optional properties:
- refclk: Clock used for driving REFCLK signal (optional, if not provided
the driver assumes that clock signal is always available, its
rate is specified by REF_SEL pins and a value from the primary
reference clock frequencies table is used)
reference clock frequencies table is used). Use clocks and
clock-names in order to assign it
- refclk-frequency: Frequency of the REFCLK signal as defined by REF_SEL
pins (optional, if not provided, driver will not set rate of the
REFCLK signal and assume that a value from the primary reference
@ -33,4 +34,6 @@ Examples:
intn-gpios = <&gpx3 4 1>;
reset-gpios = <&gpx3 5 1>;
initial-mode = <1>;
clocks = <&clks 80>;
clock-names = "refclk";
};