Thread (26 messages) 26 messages, 4 authors, 2024-03-05
STALE854d

[PATCH net-next v6 03/11] net: mdio: hisi-femac: remove clock

From: Yang Xiwen via B4 Relay <devnull+forbidden405.outlook.com@kernel.org>
Date: 2024-02-28 09:02:26
Also in: b4-sent, linux-devicetree, lkml
Subsystem: ethernet phy library, networking drivers, the rest · Maintainers: Andrew Lunn, Heiner Kallweit, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

From: Yang Xiwen <redacted>

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

Signed-off-by: Yang Xiwen <redacted>
---
 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
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