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net: phy: adin: add support for interrupts 

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

Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alexandru Ardelean 2019-08-16 16:10:01 +03:00 committed by David S. Miller
parent 49cc4c7db4
commit fb44b8d62c
1 changed files with 36 additions and 0 deletions
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36
drivers/net/phy/adin.c
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@ -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,
},