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enable IP175A support in the IP175C PHY driver (based on patch from jh in #6733) 

SVN-Revision: 20551
lede-17.01
Felix Fietkau 2010-03-28 18:57:42 +00:00
parent 16e22d2559
commit e4a6acf9b8
1 changed files with 46 additions and 20 deletions
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66
target/linux/generic-2.6/files/drivers/net/phy/ip175c.c
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@ -195,20 +195,23 @@ static const struct register_mappings IP175A = {
.ADD_TAG_REG = {0,23}, .ADD_TAG_REG = {0,23},
.REMOVE_TAG_REG = {0,23}, .REMOVE_TAG_REG = {0,23},
.ADD_TAG_BIT = {11,12,13,14,15,1,-1,-1,-1}, .ADD_TAG_BIT = {11,12,13,14,15,-1,-1,-1,-1},
.REMOVE_TAG_BIT = {6,7,8,9,10,0,-1,-1,-1}, .REMOVE_TAG_BIT = {6,7,8,9,10,-1,-1,-1,-1},
.SIMPLE_VLAN_REGISTERS = 1, .SIMPLE_VLAN_REGISTERS = 0,
// Only programmable via. EEPROM // Register 19-21 documentation is missing/contradictory.
.VLAN_LOOKUP_REG = NOTSUPPORTED,// +N/2 // For registers 19-21 ports need to be: even numbers to MSB, odd to LSB.
// This contradicts text for ROM registers, but follows logic of CoS bits.
.VLAN_LOOKUP_REG = {0,19},// +N/2
.VLAN_LOOKUP_REG_5 = NOTSUPPORTED, .VLAN_LOOKUP_REG_5 = NOTSUPPORTED,
.VLAN_LOOKUP_EVEN_BIT = {8,9,10,11,12,15,-1,-1,-1}, .VLAN_LOOKUP_EVEN_BIT = {8,9,10,11,12,-1,-1,-1,-1},
.VLAN_LOOKUP_ODD_BIT = {0,1,2,3,4,7,-1,-1,-1}, .VLAN_LOOKUP_ODD_BIT = {0,1,2,3,4,-1,-1,-1,-1},
.TAG_VLAN_MASK_REG = NOTSUPPORTED, // +N/2 .TAG_VLAN_MASK_REG = NOTSUPPORTED, // +N/2,
.TAG_VLAN_MASK_EVEN_BIT = {0,1,2,3,4,5,-1,-1,-1}, .TAG_VLAN_MASK_EVEN_BIT = {-1,-1,-1,-1,-1,-1,-1,-1,-1},
.TAG_VLAN_MASK_ODD_BIT = {8,9,10,11,12,13,-1,-1,-1}, .TAG_VLAN_MASK_ODD_BIT = {-1,-1,-1,-1,-1,-1,-1,-1,-1},
.RESET_VAL = -1, .RESET_VAL = -1,
.RESET_REG = NOTSUPPORTED, .RESET_REG = NOTSUPPORTED,
@ -222,13 +225,14 @@ static const struct register_mappings IP175A = {
.NUMLAN_GROUPS_MAX = -1, .NUMLAN_GROUPS_MAX = -1,
.NUMLAN_GROUPS_BIT = -1, // {0-2} .NUMLAN_GROUPS_BIT = -1, // {0-2}
.NUM_PORTS = 6, .NUM_PORTS = 5,
.CPU_PORT = 5, .CPU_PORT = 4,
.MII_REGISTER_EN = {0, 12}, .MII_REGISTER_EN = {0, 18},
.MII_REGISTER_EN_BIT = 7, .MII_REGISTER_EN_BIT = 7,
}; };
struct ip175c_state { struct ip175c_state {
struct switch_dev dev; struct switch_dev dev;
struct mii_bus *mii_bus; struct mii_bus *mii_bus;
@ -435,7 +439,7 @@ static int get_state(struct ip175c_state *state)
if (state->vlan_enabled == -1) { if (state->vlan_enabled == -1) {
// not sure how to get this... // not sure how to get this...
state->vlan_enabled = (!state->remove_tag && !state->add_tag); state->vlan_enabled = (state->remove_tag || state->add_tag);
} }
if (REG_SUPP(state->regs->VLAN_LOOKUP_REG)) { if (REG_SUPP(state->regs->VLAN_LOOKUP_REG)) {
@ -829,12 +833,14 @@ static int ip175c_reset(struct switch_dev *dev)
err = getPhy(state, state->regs->MODE_REG); err = getPhy(state, state->regs->MODE_REG);
} }
/* reset switch ports */ if (REG_SUPP(state->regs->RESET_REG)) {
for (i = 0; i < 5; i++) { /* reset external phy ports, except on IP175A */
err = state->mii_bus->write(state->mii_bus, i, for (i = 0; i < state->regs->NUM_PORTS-1; i++) {
MII_BMCR, BMCR_RESET); err = state->mii_bus->write(state->mii_bus, i,
if (err < 0) MII_BMCR, BMCR_RESET);
return err; if (err < 0)
return err;
}
} }
return 0; return 0;
@ -1300,15 +1306,35 @@ static struct phy_driver ip175c_driver = {
.driver = { .owner = THIS_MODULE }, .driver = { .owner = THIS_MODULE },
}; };
static struct phy_driver ip175a_driver = {
.name = "IC+ IP175A",
.phy_id = 0x02430c50,
.phy_id_mask = 0x0ffffff0,
.features = PHY_BASIC_FEATURES,
.probe = ip175c_probe,
.remove = ip175c_remove,
.config_init = ip175c_config_init,
.config_aneg = ip175c_config_aneg,
.read_status = ip175c_read_status,
.driver = { .owner = THIS_MODULE },
};
int __init ip175c_init(void) int __init ip175c_init(void)
{ {
int ret;
ret = phy_driver_register(&ip175a_driver);
if (ret < 0)
return ret;
return phy_driver_register(&ip175c_driver); return phy_driver_register(&ip175c_driver);
} }
void __exit ip175c_exit(void) void __exit ip175c_exit(void)
{ {
phy_driver_unregister(&ip175c_driver); phy_driver_unregister(&ip175c_driver);
phy_driver_unregister(&ip175a_driver);
} }
MODULE_AUTHOR("Patrick Horn <patrick.horn@gmail.com>"); MODULE_AUTHOR("Patrick Horn <patrick.horn@gmail.com>");