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| author | Richard Cochran <richardcochran@gmail.com> | 2012-10-29 08:45:18 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-11-01 12:21:32 -0400 |
| commit | 78ca0b287314ad6b7b06161b3ff9b13e8a8bcce0 (patch) | |
| tree | 99ab480436bf31cb253c334f57b5b9b039ad9f0a /Documentation | |
| parent | 6b60393e08f9263c7b129d54eeb261e8f970175c (diff) | |
| download | op-kernel-dev-78ca0b287314ad6b7b06161b3ff9b13e8a8bcce0.zip op-kernel-dev-78ca0b287314ad6b7b06161b3ff9b13e8a8bcce0.tar.gz | |
cpsw: add a DT field for the active time stamping port
Because time stamping on both external ports of the switch simultaneously
is positively useless from the application's point of view, this patch
provides a DT configuration method to choose the active port.
Signed-off-by: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/net/cpsw.txt | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/net/cpsw.txt b/Documentation/devicetree/bindings/net/cpsw.txt index dba014f..9f61f2b 100644 --- a/Documentation/devicetree/bindings/net/cpsw.txt +++ b/Documentation/devicetree/bindings/net/cpsw.txt @@ -23,6 +23,7 @@ Required properties: - mac_control : Specifies Default MAC control register content for the specific platform - slaves : Specifies number for slaves +- cpts_active_slave : Specifies the slave to use for time stamping - slave_reg_ofs : Specifies slave register offset - sliver_reg_ofs : Specifies slave sliver register offset - phy_id : Specifies slave phy id @@ -60,6 +61,7 @@ Examples: rx_descs = <64>; mac_control = <0x20>; slaves = <2>; + cpts_active_slave = <0>; cpsw_emac0: slave@0 { slave_reg_ofs = <0x200>; sliver_reg_ofs = <0xd80>; @@ -95,6 +97,7 @@ Examples: rx_descs = <64>; mac_control = <0x20>; slaves = <2>; + cpts_active_slave = <0>; cpsw_emac0: slave@0 { slave_reg_ofs = <0x200>; sliver_reg_ofs = <0xd80>; |
