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[TG3]: Clear GPIO mask before storing.

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The GPIO settings may change during reset and so the stored values in
tp->grc_local_ctrl should be cleared first.

Signed-off-by: Gary Zambrano <zambrano@broadcom.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Gary Zambrano 2007-05-05 11:51:45 -07:00 committed by David S. Miller
parent 989a9d239c
commit aaf84465fc
1 changed files with 1 additions and 0 deletions
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1
drivers/net/tg3.c
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@ -6454,6 +6454,7 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755)
gpio_mask |= GRC_LCLCTRL_GPIO_UART_SEL;
tp->grc_local_ctrl &= ~gpio_mask;
tp->grc_local_ctrl |= tr32(GRC_LOCAL_CTRL) & gpio_mask;
/* GPIO1 must be driven high for eeprom write protect */