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SAM4E: Fix EMAC pin configuration. Driver is basically functionaly now. SAM4E-EK NSH configuration now has networking enabled by default

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This commit is contained in:
Gregory Nutt 2014-03-13 09:03:03 -06:00
parent fe9460d314
commit a300a46c8d
1 changed files with 23 additions and 18 deletions
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41
arch/arm/src/sam34/sam_emac.c
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@ -2494,7 +2494,7 @@ static int sam_phyinit(struct sam_emac_s *priv)
* Function: sam_ethgpioconfig
*
* Description:
* Configure GPIOs for the EMAC interface.
* Configure GPIOs for the EMAC MII interface.
*
* Parameters:
* priv - A reference to the private driver state structure
@ -2508,19 +2508,26 @@ static int sam_phyinit(struct sam_emac_s *priv)
static inline void sam_ethgpioconfig(struct sam_emac_s *priv)
{
/* Configure PIO pins to support EMAC */
/* Configure EMAC PIO pins common to both MII and RMII */
/* Configure PIO pins to support EMAC in MII mode*/
sam_configgpio(GPIO_EMAC_TX0);
sam_configgpio(GPIO_EMAC_TX1);
sam_configgpio(GPIO_EMAC_RX0);
sam_configgpio(GPIO_EMAC_RX1);
sam_configgpio(GPIO_EMAC_TXEN);
sam_configgpio(GPIO_EMAC_CRSDV);
sam_configgpio(GPIO_EMAC_RXER);
sam_configgpio(GPIO_EMAC_REFCK);
sam_configgpio(GPIO_EMAC_MDC);
sam_configgpio(GPIO_EMAC_MDIO);
sam_configgpio(GPIO_EMAC_TXCK); /* Transmit Clock (or Reference Clock) */
sam_configgpio(GPIO_EMAC_TXEN); /* Transmit Enable */
sam_configgpio(GPIO_EMAC_TX0); /* Transmit data TXD0 */
sam_configgpio(GPIO_EMAC_TX1); /* Transmit data TXD1 */
sam_configgpio(GPIO_EMAC_TX2); /* Transmit data TXD2 */
sam_configgpio(GPIO_EMAC_TX3); /* Transmit data TXD3 */
//sam_configgpio(GPIO_EMAC_TXER); /* Transmit Coding Error */
sam_configgpio(GPIO_EMAC_RXCK); /* Receive Clock */
sam_configgpio(GPIO_EMAC_RXDV); /* Receive Data Valid */
sam_configgpio(GPIO_EMAC_RX0); /* Receive data RXD0 */
sam_configgpio(GPIO_EMAC_RX1); /* Receive data RXD0 */
sam_configgpio(GPIO_EMAC_RX2); /* Receive data RXD0 */
sam_configgpio(GPIO_EMAC_RX3); /* Receive data RXD0 */
sam_configgpio(GPIO_EMAC_RXER); /* Receive Error */
sam_configgpio(GPIO_EMAC_CRS); /* Carrier Sense and Data Valid */
sam_configgpio(GPIO_EMAC_COL); /* Collision Detect */
sam_configgpio(GPIO_EMAC_MDC); /* Management Data Clock */
sam_configgpio(GPIO_EMAC_MDIO); /* Management Data Input/Output */
}
/****************************************************************************
@ -2847,7 +2854,7 @@ void up_netinitialize(void)
if (!priv->txpoll)
{
nlldbg("ERROR: Failed to create periodic poll timer\n");
goto errout;
return;
}
priv->txtimeout = wd_create(); /* Create TX timeout timer */
@ -2857,7 +2864,7 @@ void up_netinitialize(void)
goto errout_with_txpoll;
}
/* Configure PIO pins to support EMAC */
/* Configure PIO pins to support EMAC MII */
sam_ethgpioconfig(priv);
@ -2899,7 +2906,7 @@ void up_netinitialize(void)
ret = netdev_register(&priv->dev);
if (ret >= 0)
{
return ret;
return;
}
nlldbg("ERROR: netdev_register() failed: %d\n", ret);
@ -2910,8 +2917,6 @@ errout_with_txtimeout:
wd_delete(priv->txtimeout);
errout_with_txpoll:
wd_delete(priv->txpoll);
errout:
return ret;
}
#endif /* CONFIG_NET && CONFIG_SAM34_EMAC */