net: tsec: Access eTSEC registers using virtual address
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>
diff --git a/drivers/net/tsec.c b/drivers/net/tsec.c
index c2e755f..611cb04 100644
--- a/drivers/net/tsec.c
+++ b/drivers/net/tsec.c
@@ -800,7 +800,7 @@
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 @@
}
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);