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net: sh_eth: add value of ether_link pin in platform_data 

The method of ETHER_LINK pin is board dependence.
This patch adding paramters are:
 - no_ether_link          : If set to 1, do not use ETHER_LINK
 - ether_link_active_low  : If set to 1, ETHER_LINK is active low.

Signed-off-by: Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Yoshihiro Shimoda 2009-08-27 23:25:03 +00:00 committed by David S. Miller
parent 2db9517ef3
commit 4923576b8a
3 changed files with 11 additions and 1 deletions
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3
arch/sh/include/asm/sh_eth.h
View File

@ -6,6 +6,9 @@ enum {EDMAC_LITTLE_ENDIAN, EDMAC_BIG_ENDIAN};
struct sh_eth_plat_data {
int phy;
int edmac_endian;
unsigned no_ether_link:1;
unsigned ether_link_active_low:1;
};
#endif

6
drivers/net/sh_eth.c
View File

@ -772,13 +772,15 @@ static void sh_eth_error(struct net_device *ndev, int intr_status)
mdp->stats.tx_carrier_errors++;
if (felic_stat & ECSR_LCHNG) {
/* Link Changed */
if (mdp->cd->no_psr) {
if (mdp->cd->no_psr || mdp->no_ether_link) {
if (mdp->link == PHY_DOWN)
link_stat = 0;
else
link_stat = PHY_ST_LINK;
} else {
link_stat = (ctrl_inl(ioaddr + PSR));
if (mdp->ether_link_active_low)
link_stat = ~link_stat;
}
if (!(link_stat & PHY_ST_LINK)) {
/* Link Down : disable tx and rx */
@ -1410,6 +1412,8 @@ static int sh_eth_drv_probe(struct platform_device *pdev)
mdp->phy_id = pd->phy;
/* EDMAC endian */
mdp->edmac_endian = pd->edmac_endian;
mdp->no_ether_link = pd->no_ether_link;
mdp->ether_link_active_low = pd->ether_link_active_low;
/* set cpu data */
mdp->cd = &sh_eth_my_cpu_data;

3
drivers/net/sh_eth.h
View File

@ -729,6 +729,9 @@ struct sh_eth_private {
char post_rx; /* POST receive */
char post_fw; /* POST forward */
struct net_device_stats tsu_stats; /* TSU forward status */
unsigned no_ether_link:1;
unsigned ether_link_active_low:1;
};
static inline void sh_eth_soft_swap(char *src, int len)