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Commit 5bafeb6e authored by Marek Behún's avatar Marek Behún Committed by David S. Miller
Browse files

net: dsa: mv88e6xxx: 88E6141/6341 SERDES support 



The 88E6141/6341 switches (also known as Topaz) have 1 SGMII lane,
which can be configured the same way as the SERDES lane on 88E6390.

Signed-off-by: default avatarMarek Behun <marek.behun@nic.cz>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 4dbbe8dd

drivers/net/dsa/mv88e6xxx/chip.c

+2 −0
Original line number Diff line number Diff line
@@ -2529,6 +2529,7 @@ static const struct mv88e6xxx_ops mv88e6085_ops = { 
	.reset = mv88e6185_g1_reset,

	.vtu_getnext = mv88e6352_g1_vtu_getnext,

	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,

	.serdes_power = mv88e6341_serdes_power,

};



static const struct mv88e6xxx_ops mv88e6095_ops = {
@@ -2848,6 +2849,7 @@ static const struct mv88e6xxx_ops mv88e6175_ops = { 
	.reset = mv88e6352_g1_reset,

	.vtu_getnext = mv88e6352_g1_vtu_getnext,

	.vtu_loadpurge = mv88e6352_g1_vtu_loadpurge,

	.serdes_power = mv88e6341_serdes_power,

};



static const struct mv88e6xxx_ops mv88e6176_ops = {

drivers/net/dsa/mv88e6xxx/serdes.c

+20 −0
Original line number Diff line number Diff line
@@ -326,3 +326,23 @@ int mv88e6390_serdes_power(struct mv88e6xxx_chip *chip, int port, bool on) 


	return 0;

}



int mv88e6341_serdes_power(struct mv88e6xxx_chip *chip, int port, bool on)

{

	int err;

	u8 cmode;



	if (port != 5)

		return 0;



	err = mv88e6xxx_port_get_cmode(chip, port, &cmode);

	if (err)

		return err;



	if (cmode == MV88E6XXX_PORT_STS_CMODE_1000BASE_X ||

	    cmode == MV88E6XXX_PORT_STS_CMODE_SGMII ||

	    cmode == MV88E6XXX_PORT_STS_CMODE_2500BASEX)

		return mv88e6390_serdes_sgmii(chip, MV88E6341_ADDR_SERDES, on);



	return 0;

}

drivers/net/dsa/mv88e6xxx/serdes.h

+3 −0
Original line number Diff line number Diff line
@@ -19,6 +19,8 @@ 
#define MV88E6352_ADDR_SERDES		0x0f

#define MV88E6352_SERDES_PAGE_FIBER	0x01



#define MV88E6341_ADDR_SERDES		0x15



#define MV88E6390_PORT9_LANE0		0x09

#define MV88E6390_PORT9_LANE1		0x12

#define MV88E6390_PORT9_LANE2		0x13
@@ -42,6 +44,7 @@ 
#define MV88E6390_SGMII_CONTROL_LOOPBACK	BIT(14)

#define MV88E6390_SGMII_CONTROL_PDOWN		BIT(11)



int mv88e6341_serdes_power(struct mv88e6xxx_chip *chip, int port, bool on);

int mv88e6352_serdes_power(struct mv88e6xxx_chip *chip, int port, bool on);

int mv88e6390_serdes_power(struct mv88e6xxx_chip *chip, int port, bool on);

int mv88e6352_serdes_get_sset_count(struct mv88e6xxx_chip *chip, int port);