From: James Clough <ja...@rtetc.com>
On 405EZ the RX-/TX-interrupts are coalesced into one IRQ bit in the
UIC. We need to acknowledge the RX-/TX-interrupts in the
SDR0_ICINTSTAT reg as well.
This problem was introduced with commit
d1631fe1 [ppc4xx: Consolidate PPC4xx UIC defines]
Signed-off-by: James Clough <ja...@rtetc.com>
Signed-off-by: Stefan Roese <s...@denx.de>
---
drivers/net/4xx_enet.c | 9 +++++++++
1 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/drivers/net/4xx_enet.c b/drivers/net/4xx_enet.c
index 329eef0..9d438b5 100644
--- a/drivers/net/4xx_enet.c
+++ b/drivers/net/4xx_enet.c
@@ -1717,6 +1717,15 @@ int enetInt (struct eth_device *dev)
rc = 0;
}
}
+#if defined(CONFIG_405EZ)
+ /*
+ * On 405EZ the RX-/TX-interrupts are coalesced into
+ * one IRQ bit in the UIC. We need to acknowledge the
+ * RX-/TX-interrupts in the SDR0_ICINTSTAT reg as well.
+ */
+ mtsdr(SDR0_ICINTSTAT,
+ SDR_ICRX_STAT | SDR_ICTX0_STAT | SDR_ICTX1_STAT);
+#endif /* defined(CONFIG_405EZ) */
} while (serviced);
return (rc);
--
1.6.4.1
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