linux-kernel - [RFC PATCH net-next 1/6] net: dsa: b53: Add phy_enable(), phy

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Message-ID: <20250620134132.5195-2-kylehendrydev@gmail.com>
Date: Fri, 20 Jun 2025 06:41:16 -0700
From: Kyle Hendry <kylehendrydev@...il.com>
To: Florian Fainelli <florian.fainelli@...adcom.com>,
	Andrew Lunn <andrew@...n.ch>,
	Vladimir Oltean <olteanv@...il.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Russell King <linux@...linux.org.uk>
Cc: noltari@...il.com,
	jonas.gorski@...il.com,
	Kyle Hendry <kylehendrydev@...il.com>,
	Florian Fainelli <f.fainelli@...il.com>,
	netdev@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [RFC PATCH net-next 1/6] net: dsa: b53: Add phy_enable(), phy_disable() methods

Add phy enable/disable to b53 ops to be called when
enabling/disabling ports.

Signed-off-by: Kyle Hendry <kylehendrydev@...il.com>
---
 drivers/net/dsa/b53/b53_common.c | 6 ++++++
 drivers/net/dsa/b53/b53_priv.h   | 2 ++
 2 files changed, 8 insertions(+)

diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c
index 46978757c972..77acc7b8abfb 100644
--- a/drivers/net/dsa/b53/b53_common.c
+++ b/drivers/net/dsa/b53/b53_common.c
@@ -689,6 +689,9 @@ int b53_enable_port(struct dsa_switch *ds, int port, struct phy_device *phy)
 
 	cpu_port = dsa_to_port(ds, port)->cpu_dp->index;
 
+	if (dev->ops->phy_enable)
+		dev->ops->phy_enable(dev, port);
+
 	if (dev->ops->irq_enable)
 		ret = dev->ops->irq_enable(dev, port);
 	if (ret)
@@ -727,6 +730,9 @@ void b53_disable_port(struct dsa_switch *ds, int port)
 	reg |= PORT_CTRL_RX_DISABLE | PORT_CTRL_TX_DISABLE;
 	b53_write8(dev, B53_CTRL_PAGE, B53_PORT_CTRL(port), reg);
 
+	if (dev->ops->phy_disable)
+		dev->ops->phy_disable(dev, port);
+
 	if (dev->ops->irq_disable)
 		dev->ops->irq_disable(dev, port);
 }
diff --git a/drivers/net/dsa/b53/b53_priv.h b/drivers/net/dsa/b53/b53_priv.h
index b1b9e8882ba4..f1124f5e50da 100644
--- a/drivers/net/dsa/b53/b53_priv.h
+++ b/drivers/net/dsa/b53/b53_priv.h
@@ -45,6 +45,8 @@ struct b53_io_ops {
 	int (*phy_write16)(struct b53_device *dev, int addr, int reg, u16 value);
 	int (*irq_enable)(struct b53_device *dev, int port);
 	void (*irq_disable)(struct b53_device *dev, int port);
+	void (*phy_enable)(struct b53_device *dev, int port);
+	void (*phy_disable)(struct b53_device *dev, int port);
 	void (*phylink_get_caps)(struct b53_device *dev, int port,
 				 struct phylink_config *config);
 	struct phylink_pcs *(*phylink_mac_select_pcs)(struct b53_device *dev,
-- 
2.43.0