[U-Boot] [PATCH v2 2/5] net: sun8i_emac: Support RX/TX delay chains

Chen-Yu Tsai wens at csie.org
Wed Dec 6 02:34:40 UTC 2017


On Wed, Dec 6, 2017 at 4:50 AM, Joe Hershberger <joe.hershberger at ni.com> wrote:
> On Fri, Nov 24, 2017 at 11:08 PM, Chen-Yu Tsai <wens at csie.org> wrote:
>> The EMAC syscon has configurable RX/TX delay chains for use with RGMII
>> PHYs.
>>
>> This adds support for configuring them via device tree properties. The
>> property names and format were defined in Linux's dwmac-sun8i binding
>> that was merged at one point.
>
> I'm not seeing this in doc/device-tree-bindings/net/

See https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/devicetree/bindings/net/dwmac-sun8i.txt

The bindings have been restored as of v4.15-rc1.

We are following DT bindings as defined in the Linux kernel. Deviation
is kept to a minimum, and eliminated if possible. We still need to
migrate the driver to the new bindings for the internal PHY bits.
But that bit might still be changed during the 4.15 release cycle.

ChenYu


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