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Groups > linux.kernel > #1447272
| From | Mugunthan V N <mugunthanvnm@ti.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [net-next PATCH 1/3] net: phy: dp83867: Add documentation for optional impedance control |
| Date | 2016-07-20 17:00 +0200 |
| Message-ID | <rX18B-2KP-7@gated-at.bofh.it> (permalink) |
| References | <rX18B-2KP-5@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Add documention of ti,impedance-control which can be used to correct MAC impedance mismatch using phy extended registers. Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com> --- Documentation/devicetree/bindings/net/ti,dp83867.txt | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Documentation/devicetree/bindings/net/ti,dp83867.txt b/Documentation/devicetree/bindings/net/ti,dp83867.txt index 5d21141..531ea3c5 100644 --- a/Documentation/devicetree/bindings/net/ti,dp83867.txt +++ b/Documentation/devicetree/bindings/net/ti,dp83867.txt @@ -9,6 +9,13 @@ Required properties: - ti,fifo-depth - Transmitt FIFO depth- see dt-bindings/net/ti-dp83867.h for applicable values +Optional property: + - ti,impedance-control - MAC Interface Impedance control to vary the + output impedance with an approximate range + from 35-70 ohms in 32 steps. Value range can + be 0x0 to 0x1f. Lowest impedance value is + 0x1f and highest impedance being 0x0. + Default child nodes are standard Ethernet PHY device nodes as described in Documentation/devicetree/bindings/net/phy.txt -- 2.9.2.368.g08bb350
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[net-next PATCH 0/3] add support for impedance control for TI dp83867 phy and fix 2nd ethernet on dra72 rev C evm Mugunthan V N <mugunthanvnm@ti.com> - 2016-07-20 17:00 +0200
[net-next PATCH 1/3] net: phy: dp83867: Add documentation for optional impedance control Mugunthan V N <mugunthanvnm@ti.com> - 2016-07-20 17:00 +0200
Re: [net-next PATCH 1/3] net: phy: dp83867: Add documentation for optional impedance control Nishanth Menon <nm@ti.com> - 2016-07-20 17:40 +0200
Re: [net-next PATCH 1/3] net: phy: dp83867: Add documentation for optional impedance control Sekhar Nori <nsekhar@ti.com> - 2016-07-21 08:30 +0200
Re: [net-next PATCH 1/3] net: phy: dp83867: Add documentation for optional impedance control Rob Herring <robh@kernel.org> - 2016-07-21 23:20 +0200
Re: [net-next PATCH 1/3] net: phy: dp83867: Add documentation for optional impedance control Mugunthan V N <mugunthanvnm@ti.com> - 2016-07-22 12:10 +0200
[net-next PATCH 3/3] ARM: dts: dra72-evm-revc: fix non-working cpsw second ethernet Mugunthan V N <mugunthanvnm@ti.com> - 2016-07-20 17:00 +0200
[net-next PATCH 2/3] net: phy: dp83867: add support for MAC impedance configuration Mugunthan V N <mugunthanvnm@ti.com> - 2016-07-20 17:00 +0200
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