QE: Add uqe_serial document to bindings

Add uqe_serial document to
Documentation/devicetree/bindings/powerpc/fsl/cpm_qe/uqe_serial.txt

Signed-off-by: Zhao Qiang <qiang.zhao@nxp.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Scott Wood <oss@buserror.net>
This commit is contained in:
Zhao Qiang 2016-05-17 10:38:59 +08:00 committed by Scott Wood
parent 44a0554c1b
commit ec31977aa5
1 changed files with 17 additions and 0 deletions

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* Serial
Required Properties:
compatible : must be "fsl,<chip>-ucc-uart". For t1040, must be
"fsl,t1040-ucc-uart".
port-number : port number of UCC-UART
tx/rx-clock-name : should be "brg1"-"brg16" for internal clock source,
should be "clk1"-"clk28" for external clock source.
Example:
ucc_serial: ucc@2200 {
compatible = "fsl,t1040-ucc-uart";
port-number = <0>;
rx-clock-name = "brg2";
tx-clock-name = "brg2";
};