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net: tsec: Access eTSEC registers using virtual address

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The current code accesses eTSEC registers using physical
address directly, it's not correct, though no problem on
current platforms. It won't work on platforms, which does
not support 1:1 virtual-physical address map.

Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Tested-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
This commit is contained in:
Hou Zhiqiang 2020-05-03 22:48:42 +08:00 committed by Priyanka Jain
parent a139ac58a7
commit bf67eb325b
1 changed files with 8 additions and 3 deletions
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11
drivers/net/tsec.c
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@ -800,7 +800,7 @@ int tsec_probe(struct udevice *dev)
int ret;
pdata->iobase = (phys_addr_t)dev_read_addr(dev);
priv->regs = (struct tsec *)pdata->iobase;
priv->regs = dev_remap_addr(dev);
if (dev_read_phandle_with_args(dev, "phy-handle", NULL, 0, 0,
&phandle_args)) {
@ -819,8 +819,13 @@ int tsec_probe(struct udevice *dev)
}
reg = ofnode_get_addr_index(parent, 0);
priv->phyregs_sgmii = (struct tsec_mii_mng *)
(reg + TSEC_MDIO_REGS_OFFSET);
if (reg == FDT_ADDR_T_NONE) {
printf("No 'reg' property of MII for external PHY\n");
return -ENOENT;
}
priv->phyregs_sgmii = map_physmem(reg + TSEC_MDIO_REGS_OFFSET, 0,
MAP_NOCACHE);
ret = dev_read_phandle_with_args(dev, "tbi-handle", NULL, 0, 0,
&phandle_args);