Subject: Re: [PATCH net-next v12 3/3] net: stmmac: dwmac-nuvoton: Add dwmac glue for Nuvoton MA35 family

From: "Russell King (Oracle)" <[email-masked]>
Date: Wed, 11 Feb 2026 10:21:57 +0000

On Wed, Feb 11, 2026 at 05:52:21PM +0800, Joey Lu wrote:
> > Is this register preserved over suspend/resume ?
> 
> It is not preserved by the GMAC suspend/resume flow and therefore needs to
> be treated as a system register rather than a GMAC local context.

That is another reason to use .set_phy_intf_sel as that will be called
just before GMAC soft-reset in the .ndo_open() and resume paths.

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