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Commit bf171f01 authored by Phil Reid's avatar Phil Reid Committed by David S. Miller
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stmmac: Correct documentation on stmmac clocks. 



devm_get_clk looks in clock-name property for matching clock.
the ptp_ref_clk property is ignored.

Acked-by: default avatarRob Herring <robh@kernel.org>
Signed-off-by: default avatarPhil Reid <preid@electromag.com.au>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent e34d6569

Documentation/devicetree/bindings/net/stmmac.txt

+8 −9
Original line number Diff line number Diff line
@@ -35,15 +35,14 @@ Optional properties: 
- reset-names: Should contain the reset signal name "stmmaceth", if a

	reset phandle is given

- max-frame-size: See ethernet.txt file in the same directory

- clocks: If present, the first clock should be the GMAC main clock and

  the second clock should be peripheral's register interface clock. Further

  clocks may be specified in derived bindings.

- clock-names: One name for each entry in the clocks property, the

  first one should be "stmmaceth" and the second one should be "pclk".

- clk_ptp_ref: this is the PTP reference clock; in case of the PTP is

  available this clock is used for programming the Timestamp Addend Register.

  If not passed then the system clock will be used and this is fine on some

  platforms.

- clocks: If present, the first clock should be the GMAC main clock

  The optional second clock should be peripheral's register interface clock.

  The third optional clock should be the ptp reference clock.

  Further clocks may be specified in derived bindings.

- clock-names: One name for each entry in the clocks property.

  The first one should be "stmmaceth".

  The optional second one should be "pclk".

  The optional third one should be "clk_ptp_ref".

- snps,burst_len: The AXI burst lenth value of the AXI BUS MODE register.

- tx-fifo-depth: See ethernet.txt file in the same directory

- rx-fifo-depth: See ethernet.txt file in the same directory