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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2009-03-13 13:48:46 -0700
committerDavid S. Miller <davem@davemloft.net>2009-03-13 13:48:46 -0700
commit9616a75505be9b87f9625c4d87d8b07a45ddad4d (patch)
treedeb8ffa06493ce263f634e2c9f6bc716476f198a /drivers/net/ibm_newemac
parente90d400c2b65c7bf038d3646780f4a81f602cd19 (diff)
emac: Fix clock control for 405EX and 405EXr chips
The EMAC variant in the 405EX and 405EXr chips needs the "440EP" type clock control workaround to avoid lockups of the Rx side during reset. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Tested-by: Felix Radensky <felix@embedded-sol.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ibm_newemac')
-rw-r--r--drivers/net/ibm_newemac/core.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/ibm_newemac/core.c b/drivers/net/ibm_newemac/core.c
index 87a706694fb..6fd7aa61736 100644
--- a/drivers/net/ibm_newemac/core.c
+++ b/drivers/net/ibm_newemac/core.c
@@ -2594,6 +2594,9 @@ static int __devinit emac_init_config(struct emac_instance *dev)
if (of_device_is_compatible(np, "ibm,emac-460ex") ||
of_device_is_compatible(np, "ibm,emac-460gt"))
dev->features |= EMAC_FTR_460EX_PHY_CLK_FIX;
+ if (of_device_is_compatible(np, "ibm,emac-405ex") ||
+ of_device_is_compatible(np, "ibm,emac-405exr"))
+ dev->features |= EMAC_FTR_440EP_PHY_CLK_FIX;
} else if (of_device_is_compatible(np, "ibm,emac4")) {
dev->features |= EMAC_FTR_EMAC4;
if (of_device_is_compatible(np, "ibm,emac-440gx"))