netdev - [PATCH net-next 10/21] net: stmmac: rk: remove rk3528 RMII clock initialisation

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Message-Id: <E1vjEua-00000005ggW-3NuQ@rmk-PC.armlinux.org.uk>
Date: Fri, 23 Jan 2026 11:01:08 +0000
From: "Russell King (Oracle)" <rmk+kernel@...linux.org.uk>
To: Andrew Lunn <andrew@...n.ch>
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>,
	Heiko Stuebner <heiko@...ech.de>,
	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: [PATCH net-next 10/21] net: stmmac: rk: remove rk3528 RMII clock
 initialisation

There is no need to pre-initialise the rk3528 RMII clock when
selecting RMII mode on gmac0.

Signed-off-by: Russell King (Oracle) <rmk+kernel@...linux.org.uk>
---
 drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
index 4f32e4b3769c..f2b7917b6a30 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
@@ -990,8 +990,7 @@ static void rk3528_set_to_rmii(struct rk_priv_data *bsp_priv)
 			     RK3528_GMAC1_PHY_INTF_SEL_RMII);
 	else
 		regmap_write(bsp_priv->grf, RK3528_VO_GRF_GMAC_CON,
-			     RK3528_GMAC0_PHY_INTF_SEL_RMII |
-			     RK3528_GMAC0_CLK_RMII_DIV2);
+			     RK3528_GMAC0_PHY_INTF_SEL_RMII);
 }
 
 static const struct rk_reg_speed_data rk3528_gmac0_reg_speed_data = {
-- 
2.47.3