[PATCH RFC v2 5/5] net: stmmac: dwmac-meson8b: add support for the RGMII RX delay on G12A
f.fainelli at gmail.com
Tue Nov 17 13:37:51 EST 2020
On 11/15/20 10:52 AM, Martin Blumenstingl wrote:
> Amlogic Meson G12A (and newer: G12B, SM1) SoCs have a more advanced RX
> delay logic. Instead of fine-tuning the delay in the nanoseconds range
> it now allows tuning in 200 picosecond steps. This support comes with
> new bits in the PRG_ETH1[19:16] register.
> Add support for validating the RGMII RX delay as well as configuring the
> register accordingly on these platforms.
> Signed-off-by: Martin Blumenstingl <martin.blumenstingl at googlemail.com>
Reviewed-by: Florian Fainelli <f.fainelli at gmail.com>
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