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author | Markus Pargmann <mpa@pengutronix.de> | 2014-09-29 08:53:17 +0200 |
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committer | David S. Miller <davem@davemloft.net> | 2014-09-30 01:30:43 -0400 |
commit | 0ba517b18aac0ed747b0f0716ca87cedaa8e5491 (patch) | |
tree | 10a9589527dbc58271740f8cdab67ce9b3bcbc36 /Documentation | |
parent | 56fdb2e04697c06b0af421cece0f360087af9cd1 (diff) | |
download | linux-0ba517b18aac0ed747b0f0716ca87cedaa8e5491.tar.gz linux-0ba517b18aac0ed747b0f0716ca87cedaa8e5491.tar.bz2 linux-0ba517b18aac0ed747b0f0716ca87cedaa8e5491.zip |
net: cpsw: Add am33xx MACID readout
This patch adds a function to get the MACIDs from the am33xx SoC
control module registers which hold unique vendor MACIDs. This is only
used if of_get_mac_address() fails to get a valid mac address.
Signed-off-by: Markus Pargmann <mpa@pengutronix.de>
Reviewed-by: Wolfram Sang <wsa@the-dreams.de>
Tested-by: Steven Rostedt <rostedt@goodmis.org>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/devicetree/bindings/net/cpsw.txt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/net/cpsw.txt b/Documentation/devicetree/bindings/net/cpsw.txt index 107caf174a0e..33fe8462edf4 100644 --- a/Documentation/devicetree/bindings/net/cpsw.txt +++ b/Documentation/devicetree/bindings/net/cpsw.txt @@ -24,6 +24,8 @@ Optional properties: - ti,hwmods : Must be "cpgmac0" - no_bd_ram : Must be 0 or 1 - dual_emac : Specifies Switch to act as Dual EMAC +- syscon : Phandle to the system control device node, which is + the control module device of the am33x Slave Properties: Required properties: @@ -57,6 +59,7 @@ Examples: active_slave = <0>; cpts_clock_mult = <0x80000000>; cpts_clock_shift = <29>; + syscon = <&cm>; cpsw_emac0: slave@0 { phy_id = <&davinci_mdio>, <0>; phy-mode = "rgmii-txid"; @@ -85,6 +88,7 @@ Examples: active_slave = <0>; cpts_clock_mult = <0x80000000>; cpts_clock_shift = <29>; + syscon = <&cm>; cpsw_emac0: slave@0 { phy_id = <&davinci_mdio>, <0>; phy-mode = "rgmii-txid"; |