ColdFire: Fix FEC transmit issue for MCF5275

Signed-off-by: TsiChung Liew <Tsi-Chung.Liew@freescale.com>
Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
master
Tsi-Chung Liew 16 years ago committed by Ben Warren
parent d9a2f416d6
commit f605479de2
  1. 7
      drivers/net/mcffec.c

@ -166,6 +166,13 @@ int fec_send(struct eth_device *dev, volatile void *packet, int length)
/* Activate transmit Buffer Descriptor polling */
fecp->tdar = 0x01000000; /* Descriptor polling active */
/* FEC fix for MCF5275, FEC unable to initial transmit data packet.
* A nop will ensure the descriptor polling active completed.
*/
#ifdef CONFIG_M5275
__asm__ ("nop");
#endif
#ifdef CFG_UNIFY_CACHE
icache_invalid();
#endif

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