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Commit fb44b8d6 authored by Alexandru Ardelean's avatar Alexandru Ardelean Committed by David S. Miller
Browse files

net: phy: adin: add support for interrupts 



This change hooks link-status-change interrupts to phylib.

Reviewed-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
Reviewed-by: default avatarAndrew Lunn <andrew@lunn.ch>
Signed-off-by: default avatarAlexandru Ardelean <alexandru.ardelean@analog.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 49cc4c7d

drivers/net/phy/adin.c

+36 −0
Original line number Diff line number Diff line
@@ -14,11 +14,43 @@ 
#define PHY_ID_ADIN1200				0x0283bc20

#define PHY_ID_ADIN1300				0x0283bc30



#define ADIN1300_INT_MASK_REG			0x0018

#define   ADIN1300_INT_MDIO_SYNC_EN		BIT(9)

#define   ADIN1300_INT_ANEG_STAT_CHNG_EN	BIT(8)

#define   ADIN1300_INT_ANEG_PAGE_RX_EN		BIT(6)

#define   ADIN1300_INT_IDLE_ERR_CNT_EN		BIT(5)

#define   ADIN1300_INT_MAC_FIFO_OU_EN		BIT(4)

#define   ADIN1300_INT_RX_STAT_CHNG_EN		BIT(3)

#define   ADIN1300_INT_LINK_STAT_CHNG_EN	BIT(2)

#define   ADIN1300_INT_SPEED_CHNG_EN		BIT(1)

#define   ADIN1300_INT_HW_IRQ_EN		BIT(0)

#define ADIN1300_INT_MASK_EN	\

	(ADIN1300_INT_LINK_STAT_CHNG_EN | ADIN1300_INT_HW_IRQ_EN)

#define ADIN1300_INT_STATUS_REG			0x0019



static int adin_config_init(struct phy_device *phydev)

{

	return genphy_config_init(phydev);

}



static int adin_phy_ack_intr(struct phy_device *phydev)

{

	/* Clear pending interrupts */

	int rc = phy_read(phydev, ADIN1300_INT_STATUS_REG);



	return rc < 0 ? rc : 0;

}



static int adin_phy_config_intr(struct phy_device *phydev)

{

	if (phydev->interrupts == PHY_INTERRUPT_ENABLED)

		return phy_set_bits(phydev, ADIN1300_INT_MASK_REG,

				    ADIN1300_INT_MASK_EN);



	return phy_clear_bits(phydev, ADIN1300_INT_MASK_REG,

			      ADIN1300_INT_MASK_EN);

}



static struct phy_driver adin_driver[] = {

	{

		PHY_ID_MATCH_MODEL(PHY_ID_ADIN1200),
@@ -26,6 +58,8 @@ static struct phy_driver adin_driver[] = { 
		.config_init	= adin_config_init,

		.config_aneg	= genphy_config_aneg,

		.read_status	= genphy_read_status,

		.ack_interrupt	= adin_phy_ack_intr,

		.config_intr	= adin_phy_config_intr,

		.resume		= genphy_resume,

		.suspend	= genphy_suspend,

	},
@@ -35,6 +69,8 @@ static struct phy_driver adin_driver[] = { 
		.config_init	= adin_config_init,

		.config_aneg	= genphy_config_aneg,

		.read_status	= genphy_read_status,

		.ack_interrupt	= adin_phy_ack_intr,

		.config_intr	= adin_phy_config_intr,

		.resume		= genphy_resume,

		.suspend	= genphy_suspend,

	},