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authorSascha Hauer <s.hauer@pengutronix.de>2009-03-21 09:38:46 -0400
committerWolfgang Denk <wd@denx.de>2009-04-04 22:37:39 +0200
commitf5cf2ef2ad2a8bf321712ab460ed846120163d74 (patch)
treec0df481aadf91d347cd41327206be64e866706c7 /drivers/net
parent5f58f8d20f97deaf4dde7eb3886efa3e5a3715ee (diff)
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mpc52xx phy: initialize only when needed
Do not initialize phy on startup, instead initialize it when we actually need it. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/mpc5xxx_fec.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/net/mpc5xxx_fec.c b/drivers/net/mpc5xxx_fec.c
index 0f1d1af..1876b76 100644
--- a/drivers/net/mpc5xxx_fec.c
+++ b/drivers/net/mpc5xxx_fec.c
@@ -42,6 +42,8 @@ typedef struct {
int fec5xxx_miiphy_read(char *devname, uint8 phyAddr, uint8 regAddr, uint16 * retVal);
int fec5xxx_miiphy_write(char *devname, uint8 phyAddr, uint8 regAddr, uint16 data);
+static int mpc5xxx_fec_init_phy(struct eth_device *dev, bd_t * bis);
+
/********************************************************************/
#if (DEBUG & 0x2)
static void mpc5xxx_fec_phydump (char *devname)
@@ -249,6 +251,8 @@ static int mpc5xxx_fec_init(struct eth_device *dev, bd_t * bis)
printf ("mpc5xxx_fec_init... Begin\n");
#endif
+ mpc5xxx_fec_init_phy(dev, bis);
+
/*
* Initialize RxBD/TxBD rings
*/
@@ -387,6 +391,11 @@ static int mpc5xxx_fec_init_phy(struct eth_device *dev, bd_t * bis)
{
mpc5xxx_fec_priv *fec = (mpc5xxx_fec_priv *)dev->priv;
const uint8 phyAddr = CONFIG_PHY_ADDR; /* Only one PHY */
+ static int initialized = 0;
+
+ if(initialized)
+ return 0;
+ initialized = 1;
#if (DEBUG & 0x1)
printf ("mpc5xxx_fec_init_phy... Begin\n");
@@ -937,8 +946,6 @@ int mpc5xxx_fec_initialize(bd_t * bis)
mpc5xxx_fec_set_hwaddr(fec, env_enetaddr);
}
- mpc5xxx_fec_init_phy(dev, bis);
-
return 1;
}