The sh_eth_cpu_data::chip_reset() method always resets using ARSTR and
this register is always located at the start of the TSU register region.
Therefore, we can only call this method if we know TSU is there and thus
simplify the probing code a bit...
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: David S. Miller <davem@davemloft.net>
eth_hw_addr_random(ndev);
}
- /* ioremap the TSU registers */
if (mdp->cd->tsu) {
struct resource *rtsu;
ret = -EBUSY;
goto out_release;
}
+ /* ioremap the TSU registers */
mdp->tsu_addr = devm_ioremap(&pdev->dev, rtsu->start,
resource_size(rtsu));
if (!mdp->tsu_addr) {
}
mdp->port = devno % 2;
ndev->features = NETIF_F_HW_VLAN_CTAG_FILTER;
- }
- /* Need to init only the first port of the two sharing a TSU */
- if (devno % 2 == 0) {
- if (mdp->cd->chip_reset)
- mdp->cd->chip_reset(ndev);
+ /* Need to init only the first port of the two sharing a TSU */
+ if (devno % 2 == 0) {
+ if (mdp->cd->chip_reset)
+ mdp->cd->chip_reset(ndev);
- if (mdp->cd->tsu) {
/* TSU init (Init only)*/
sh_eth_tsu_init(mdp);
}