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>
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e90d400c2b
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9616a75505
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@ -2594,6 +2594,9 @@ static int __devinit emac_init_config(struct emac_instance *dev)
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if (of_device_is_compatible(np, "ibm,emac-460ex") ||
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of_device_is_compatible(np, "ibm,emac-460gt"))
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dev->features |= EMAC_FTR_460EX_PHY_CLK_FIX;
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if (of_device_is_compatible(np, "ibm,emac-405ex") ||
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of_device_is_compatible(np, "ibm,emac-405exr"))
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dev->features |= EMAC_FTR_440EP_PHY_CLK_FIX;
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} else if (of_device_is_compatible(np, "ibm,emac4")) {
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dev->features |= EMAC_FTR_EMAC4;
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if (of_device_is_compatible(np, "ibm,emac-440gx"))
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