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From: Yang Xiwen via B4 Relay <devnull+forbidden405.outlook.com@kernel.org>
Date: Thu, 07 Mar 2024 19:34:49 +0800
Subject: [PATCH net-next v9 3/9] net: mdio: hisi-femac: remove clock
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To: Yisen Zhuang <yisen.zhuang@huawei.com>, 
 Salil Mehta <salil.mehta@huawei.com>, 
 "David S. Miller" <davem@davemloft.net>, Eric Dumazet <edumazet@google.com>, 
 Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>, 
 Rob Herring <robh+dt@kernel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>, 
 Conor Dooley <conor+dt@kernel.org>, Andrew Lunn <andrew@lunn.ch>, 
 Heiner Kallweit <hkallweit1@gmail.com>, 
 Russell King <linux@armlinux.org.uk>
Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, 
 devicetree@vger.kernel.org, Yang Xiwen <forbidden405@outlook.com>
Reply-To: <forbidden405@outlook.com>

From: Yang Xiwen <forbidden405@outlook.com>

This integrated MDIO bus does not have a dedicated clock, remove it.

Signed-off-by: Yang Xiwen <forbidden405@outlook.com>
---
 drivers/net/mdio/mdio-hisi-femac.c | 18 +-----------------
 1 file changed, 1 insertion(+), 17 deletions(-)

diff --git a/drivers/net/mdio/mdio-hisi-femac.c b/drivers/net/mdio/mdio-hisi-femac.c
index 6703f626ee83..faf4688eb1ab 100644
--- a/drivers/net/mdio/mdio-hisi-femac.c
+++ b/drivers/net/mdio/mdio-hisi-femac.c
@@ -5,7 +5,6 @@
  * Copyright (c) 2016 HiSilicon Technologies Co., Ltd.
  */
 
-#include <linux/clk.h>
 #include <linux/iopoll.h>
 #include <linux/kernel.h>
 #include <linux/module.h>
@@ -21,7 +20,6 @@
 #define BIT_WR_DATA_OFFSET	16
 
 struct hisi_femac_mdio_data {
-	struct clk *clk;
 	void __iomem *membase;
 };
 
@@ -93,26 +91,14 @@ static int hisi_femac_mdio_probe(struct platform_device *pdev)
 		goto err_out_free_mdiobus;
 	}
 
-	data->clk = devm_clk_get(&pdev->dev, NULL);
-	if (IS_ERR(data->clk)) {
-		ret = PTR_ERR(data->clk);
-		goto err_out_free_mdiobus;
-	}
-
-	ret = clk_prepare_enable(data->clk);
-	if (ret)
-		goto err_out_free_mdiobus;
-
 	ret = of_mdiobus_register(bus, np);
 	if (ret)
-		goto err_out_disable_clk;
+		goto err_out_free_mdiobus;
 
 	platform_set_drvdata(pdev, bus);
 
 	return 0;
 
-err_out_disable_clk:
-	clk_disable_unprepare(data->clk);
 err_out_free_mdiobus:
 	mdiobus_free(bus);
 	return ret;
@@ -121,10 +107,8 @@ static int hisi_femac_mdio_probe(struct platform_device *pdev)
 static void hisi_femac_mdio_remove(struct platform_device *pdev)
 {
 	struct mii_bus *bus = platform_get_drvdata(pdev);
-	struct hisi_femac_mdio_data *data = bus->priv;
 
 	mdiobus_unregister(bus);
-	clk_disable_unprepare(data->clk);
 	mdiobus_free(bus);
 }
 

-- 
2.43.0