Re: [PATCH V2 net-next] net: stmmac: dwmac-loongson: Set clk_csr_i to 100-150MHz

From: Paolo Abeni

Date: Thu Feb 05 2026 - 09:40:37 EST


On 2/3/26 7:29 AM, Huacai Chen wrote:
> Current clk_csr_i setting of Loongson STMMAC (including LS7A1000/2000
> and LS2K1000/2000/3000) are copy & paste from other drivers. In fact,
> Loongson STMMAC use 125MHz clocks and need 62 freq division to within
> 2.5MHz, meeting most PHY MDC requirement. So fix by setting clk_csr_i
> to 100-150MHz, otherwise some PHYs may link fail.
>
> Cc: stable@xxxxxxxxxxxxxxx
> Fixes: 30bba69d7db40e7 ("stmmac: pci: Add dwmac support for Loongson")
> Signed-off-by: Hongliang Wang <wanghongliang@xxxxxxxxxxx>
> Signed-off-by: Huacai Chen <chenhuacai@xxxxxxxxxxx>

This should go via the 'net' tree right?

/P