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Commit b0224175 authored by Viet Nga Dao's avatar Viet Nga Dao Committed by David S. Miller
Browse files

net: phy: Adding SGMII support for Marvell 88ee1145 driver 



Additional code to m88e1145_config_init function to allow the driver to
support SGMII mode.

Signed-off-by: default avatarViet Nga Dao <vndao@altera.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 62b9c8d0

drivers/net/phy/marvell.c

+19 −0
Original line number Diff line number Diff line
@@ -50,9 +50,13 @@ 
#define MII_M1011_PHY_SCR		0x10

#define MII_M1011_PHY_SCR_AUTO_CROSS	0x0060



#define MII_M1145_PHY_EXT_SR		0x1b

#define MII_M1145_PHY_EXT_CR		0x14

#define MII_M1145_RGMII_RX_DELAY	0x0080

#define MII_M1145_RGMII_TX_DELAY	0x0002

#define MII_M1145_HWCFG_MODE_SGMII_NO_CLK	0x4

#define MII_M1145_HWCFG_MODE_MASK		0xf

#define MII_M1145_HWCFG_FIBER_COPPER_AUTO	0x8000



#define MII_M1111_PHY_LED_CONTROL	0x18

#define MII_M1111_PHY_LED_DIRECT	0x4100
@@ -642,6 +646,7 @@ static int m88e1149_config_init(struct phy_device *phydev) 
static int m88e1145_config_init(struct phy_device *phydev)

{

	int err;

	int temp;



	/* Take care of errata E0 & E1 */

	err = phy_write(phydev, 0x1d, 0x001b);
@@ -698,6 +703,20 @@ static int m88e1145_config_init(struct phy_device *phydev) 
		}

	}



	if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {

		temp = phy_read(phydev, MII_M1145_PHY_EXT_SR);

		if (temp < 0)

			return temp;



		temp &= ~(MII_M1145_HWCFG_MODE_MASK);

		temp |= MII_M1145_HWCFG_MODE_SGMII_NO_CLK;

		temp |= MII_M1145_HWCFG_FIBER_COPPER_AUTO;



		err = phy_write(phydev, MII_M1145_PHY_EXT_SR, temp);

		if (err < 0)

			return err;

	}



	err = marvell_of_reg_init(phydev);

	if (err < 0)

		return err;