netdev - Re: [PATCH net-next 6/6] net: stmmac: rk: rk3506, rk3528 and rk3588 have rmii

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Message-ID: <3238497.eGJsNajkDb@diego>
Date: Wed, 04 Feb 2026 22:54:58 +0100
From: Heiko Stübner <heiko@...ech.de>
To: Andrew Lunn <andrew@...n.ch>,
 "Russell King (Oracle)" <rmk+kernel@...linux.org.uk>
Cc: Alexandre Torgue <alexandre.torgue@...s.st.com>,
 Andrew Lunn <andrew+netdev@...n.ch>, "David S. Miller" <davem@...emloft.net>,
 Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>,
 linux-arm-kernel@...ts.infradead.org, linux-rockchip@...ts.infradead.org,
 linux-stm32@...md-mailman.stormreply.com, netdev@...r.kernel.org,
 Paolo Abeni <pabeni@...hat.com>
Subject: Re: [PATCH net-next 6/6] net: stmmac: rk: rk3506,
 rk3528 and rk3588 have rmii_mode in clock register

Am Mittwoch, 4. Februar 2026, 10:14:43 Mitteleuropäische Normalzeit schrieb Russell King (Oracle):
> rk3506, rk3528 and rk3588 have the rmii_mode bit in the clock GRF
> register rather than the gmac GRF register. Provide a mask for this
> field in the clock register, and convert these SoCs to use this.
> Add the necessary code in rk_gmac_powerup() to write this field.
> 
> This allows us to get rid of these SoCs set_to_rmii() function. As
> such, we need to mark these SoCs as supporting RMII mode.
> 
> Signed-off-by: Russell King (Oracle) <rmk+kernel@...linux.org.uk>

Reviewed-by: Heiko Stuebner <heiko@...ech.de>
Tested-by: Heiko Stuebner <heiko@...ech.de> #px30,rk3328,rk3568,rk3588