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Commit cf127ff2 authored by Jerome Brunet's avatar Jerome Brunet Committed by David S. Miller
Browse files

net: phy: meson-gxl: add interrupt support 



Enable interrupt support in meson-gxl PHY driver

Signed-off-by: default avatarJerome Brunet <jbrunet@baylibre.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 30e43f13

drivers/net/phy/meson-gxl.c

+36 −1
Original line number Diff line number Diff line
@@ -33,6 +33,14 @@ 
#define  TSTCNTL_WRITE_ADDRESS	GENMASK(4, 0)

#define TSTREAD1	21

#define TSTWRITE	23

#define INTSRC_FLAG	29

#define  INTSRC_ANEG_PR		BIT(1)

#define  INTSRC_PARALLEL_FAULT	BIT(2)

#define  INTSRC_ANEG_LP_ACK	BIT(3)

#define  INTSRC_LINK_DOWN	BIT(4)

#define  INTSRC_REMOTE_FAULT	BIT(5)

#define  INTSRC_ANEG_COMPLETE	BIT(6)

#define INTSRC_MASK	30



#define BANK_ANALOG_DSP		0

#define BANK_WOL		1
@@ -193,16 +201,43 @@ static int meson_gxl_read_status(struct phy_device *phydev) 
	return genphy_read_status(phydev);

}



static int meson_gxl_ack_interrupt(struct phy_device *phydev)

{

	int ret = phy_read(phydev, INTSRC_FLAG);



	return ret < 0 ? ret : 0;

}



static int meson_gxl_config_intr(struct phy_device *phydev)

{

	u16 val;



	if (phydev->interrupts == PHY_INTERRUPT_ENABLED) {

		val = INTSRC_ANEG_PR

			| INTSRC_PARALLEL_FAULT

			| INTSRC_ANEG_LP_ACK

			| INTSRC_LINK_DOWN

			| INTSRC_REMOTE_FAULT

			| INTSRC_ANEG_COMPLETE;

	} else {

		val = 0;

	}



	return phy_write(phydev, INTSRC_MASK, val);

}



static struct phy_driver meson_gxl_phy[] = {

	{

		.phy_id		= 0x01814400,

		.phy_id_mask	= 0xfffffff0,

		.name		= "Meson GXL Internal PHY",

		.features	= PHY_BASIC_FEATURES,

		.flags		= PHY_IS_INTERNAL,

		.flags		= PHY_IS_INTERNAL | PHY_HAS_INTERRUPT,

		.config_init	= meson_gxl_config_init,

		.aneg_done      = genphy_aneg_done,

		.read_status	= meson_gxl_read_status,

		.ack_interrupt	= meson_gxl_ack_interrupt,

		.config_intr	= meson_gxl_config_intr,

		.suspend        = genphy_suspend,

		.resume         = genphy_resume,

	},