[PATCH 2/2] net: phy: mscc: sync rx/tx delay settings with Linux on vsc85xx

[Tom Rini]

On Tue, Jun 09, 2020 at 03:37:40PM +0200, Heiko Stuebner wrote:

> From: Heiko Stuebner <heiko.stuebner at theobroma-systems.com>
> 
> The Linux kernel does set the clock delays to
> - 0.2 ns (their default, and lowest, hardware value) if delays should
>   not be enabled
> - 2.0 ns (which causes the data to be sampled at exactly half way between
>   clock transitions at 1000 Mbps) if delays should be enabled
> depending on the interface mode
> 
> See https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/drivers/net/phy/mscc/mscc_main.c#n523
> 
> So instead of using arbitrary delay values like now, mimic this behaviour.
> 
> The behaviour is the same for all of vsc8530/8531/8540/8541 so move that
> to a shared function while at it.
> 
> Signed-off-by: Heiko Stuebner <heiko.stuebner at theobroma-systems.com>
> Reviewed-by: Philipp Tomsich <philipp.tomsich at theobroma-systems.com>

Applied to u-boot/next, thanks!

-- 
Tom
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