diff options
| author | Michael Chan <mchan@broadcom.com> | 2005-04-21 17:10:36 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2005-04-21 17:10:36 -0700 |
| commit | 3e7d83bc96d59013792e5546e7832668d3adbce7 (patch) | |
| tree | e622228e8fd43e1461ea525afa453fbcddc39125 /drivers/net/tg3.c | |
| parent | ff645bec523819fa4d28d7e0de7d998e3edb0c57 (diff) | |
[TG3]: Add GPIO3 for 5752
Add bit definitions for the new GPIO3 in 5752. GPIO3 must be driven as
output when it is unused.
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/tg3.c')
| -rw-r--r-- | drivers/net/tg3.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index a4d0d61d6af..a94631af21c 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -5353,6 +5353,11 @@ static int tg3_reset_hw(struct tg3 *tp) gpio_mask = GRC_LCLCTRL_GPIO_OE0 | GRC_LCLCTRL_GPIO_OE2 | GRC_LCLCTRL_GPIO_OUTPUT0 | GRC_LCLCTRL_GPIO_OUTPUT2; + + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752) + gpio_mask |= GRC_LCLCTRL_GPIO_OE3 | + GRC_LCLCTRL_GPIO_OUTPUT3; + tp->grc_local_ctrl |= tr32(GRC_LOCAL_CTRL) & gpio_mask; /* GPIO1 must be driven high for eeprom write protect */ @@ -8077,6 +8082,11 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT)) tp->grc_local_ctrl |= (GRC_LCLCTRL_GPIO_OE1 | GRC_LCLCTRL_GPIO_OUTPUT1); + /* Unused GPIO3 must be driven as output on 5752 because there + * are no pull-up resistors on unused GPIO pins. + */ + else if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5752) + tp->grc_local_ctrl |= GRC_LCLCTRL_GPIO_OE3; /* Force the chip into D0. */ err = tg3_set_power_state(tp, 0); |