From de8a0f975a0afd66e684b73f83a47bcffed0a531 Mon Sep 17 00:00:00 2001 From: Benjamin Herrenschmidt Date: Fri, 13 Mar 2009 13:48:46 -0700 Subject: [PATCH] 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 Tested-by: Felix Radensky Signed-off-by: David S. Miller --- drivers/net/ibm_newemac/core.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/ibm_newemac/core.c b/drivers/net/ibm_newemac/core.c index 87a706694fb35..6fd7aa61736ed 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")) -- 2.39.5