Re: [PATCH RFC v2 0/5] dwmac-meson8b: picosecond precision RX delay support

2020-11-17 Thread Martin Blumenstingl
Hi Kevin, On Sun, Nov 15, 2020 at 7:52 PM Martin Blumenstingl wrote: [...] > I have tested this on an X96 Air 4GB board (not upstream yet). [...] > Also I have tested this on a X96 Max board without any .dts changes can you please add this series to your testing branch? I am interested in feedba

[PATCH RFC v2 0/5] dwmac-meson8b: picosecond precision RX delay support

2020-11-15 Thread Martin Blumenstingl
Hello, with the help of Jianxin Pan (many thanks!) the meaning of the "new" PRG_ETH1[19:16] register bits on Amlogic Meson G12A, G12B and SM1 SoCs are finally known. These SoCs allow fine-tuning the RGMII RX delay in 200ps steps (contrary to what I have thought in the past [0] these are not some "