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Message-Id: <1449625269-46078-3-git-send-email-preid@electromag.com.au>
Date: Wed, 9 Dec 2015 09:41:07 +0800
From: Phil Reid <preid@...ctromag.com.au>
To: robh+dt@...nel.org, pawel.moll@....com, mark.rutland@....com,
ijc+devicetree@...lion.org.uk, galak@...eaurora.org,
peppe.cavallaro@...com, davem@...emloft.net,
vbridger@...nsource.altera.com, devicetree@...r.kernel.org,
netdev@...r.kernel.org
Cc: Phil Reid <preid@...ctromag.com.au>
Subject: [PATCH v4 2/4] 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: Rob Herring <robh@...nel.org>
Signed-off-by: Phil Reid <preid@...ctromag.com.au>
---
Documentation/devicetree/bindings/net/stmmac.txt | 17 ++++++++---------
1 file changed, 8 insertions(+), 9 deletions(-)
diff --git a/Documentation/devicetree/bindings/net/stmmac.txt b/Documentation/devicetree/bindings/net/stmmac.txt
index fd5ddf8..e862a92 100644
--- a/Documentation/devicetree/bindings/net/stmmac.txt
+++ b/Documentation/devicetree/bindings/net/stmmac.txt
@@ -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
--
1.8.3.1
--
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