Messages in this thread | | | Date | Wed, 16 Nov 2016 17:54:23 -0500 (EST) | Subject | Re: [PATCH v2] net/phy/vitesse: Configure RGMII skew on VSC8601, if needed | From | David Miller <> |
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From: Alexandru Gagniuc <alex.g@adaptrum.com> Date: Wed, 16 Nov 2016 01:02:33 -0800
> With RGMII, we need a 1.5 to 2ns skew between clock and data lines. The > VSC8601 can handle this internally. While the VSC8601 can set more > fine-grained delays, the standard skew settings work out of the box. > The same heuristic is used to determine when this skew should be enabled > as in vsc824x_config_init(). > > Tested on custom board with AM3352 SOC and VSC801 PHY. > > Signed-off-by: Alexandru Gagniuc <alex.g@adaptrum.com> > --- > Changes since v1: > * Added comment detailing applicability to different RGMII interfaces.
Applied.
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