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ipq806x: Reset all PHYs and wait for settling down

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Allow some time for the phy reset to finish and ready for link negotiation.

Change-Id: I72474b7e55ed0d8a091b2b454fe9c3d24c80786b
Signed-off-by: Sham Muthayyan <smuthayy@codeaurora.org>
This commit is contained in:
Sham Muthayyan 2019-06-27 13:05:56 +05:30 • committed by Gerrit - the friendly Code Review server
parent 0b984e927c
commit c342b103ad
1 changed files with 7 additions and 4 deletions
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11
drivers/net/ipq806x/ipq_gmac_eth.c
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@ -725,7 +725,7 @@ int ipq_gmac_init(ipq_gmac_board_cfg_t *gmac_cfg)
uchar *mac_addr;
char ethaddr[32] = "ethaddr";
char mac[64];
int i;
int i, phy_idx;
int ret;
int gmac_gpio_node = 0, ar8033_gpio_node = 0, offset = 0;
memset(enet_addr, 0, sizeof(enet_addr));
@ -867,9 +867,12 @@ int ipq_gmac_init(ipq_gmac_board_cfg_t *gmac_cfg)
strncpy(bb_miiphy_buses[i].name, gmac_cfg->phy_name,
sizeof(bb_miiphy_buses[i].name));
miiphy_register(bb_miiphy_buses[i].name, bb_miiphy_read, bb_miiphy_write);
miiphy_write(bb_miiphy_buses[i].name,
(uintptr_t)ipq_gmac_macs[i]->phy_address, PHY_CONTROL_REG,
BMCR_RESET | AUTO_NEG_ENABLE);
for (phy_idx = 0; phy_idx < ipq_gmac_macs[i]->no_of_phys; phy_idx++) {
miiphy_write(bb_miiphy_buses[i].name,
ipq_gmac_macs[i]->phy_address[phy_idx], PHY_CONTROL_REG,
BMCR_RESET | AUTO_NEG_ENABLE);
mdelay(100);
}
}
eth_register(dev[i]);