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authorRajashekhara, Sudhakar <sudhakar.raj@ti.com>2012-06-07 00:27:44 +0000
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2012-07-07 14:07:35 +0200
commitb78375a806ed04eb22b963255cfdef8df702de47 (patch)
treea2920321b05602f7ead5f907e64a6f866f94dea5 /drivers/net
parentf2b37a6533cfc45af53cdd1f5c721a6f64c0d7da (diff)
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da850/omap-l138: Enable auto negotiation in RMII mode
On DA850/OMAP-L138 it was observed that in RMII mode, auto negotiation was not performed. This patch enables auto negotiation in RMII mode. Without this patch, EMAC initialization takes more time and sometimes tftp fails in RMII mode. Signed-off-by: Rajashekhara, Sudhakar <sudhakar.raj@ti.com> Signed-off-by: Lad, Prabhakar <prabhakar.lad@ti.com> Signed-off-by: Hadli, Manjunath <manjunath.hadli@ti.com>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/davinci_emac.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c
index e471d2c..b2516d1 100644
--- a/drivers/net/davinci_emac.c
+++ b/drivers/net/davinci_emac.c
@@ -895,5 +895,13 @@ int davinci_emac_initialize(void)
miiphy_register(phy[i].name, davinci_mii_phy_read,
davinci_mii_phy_write);
}
+
+#if defined(CONFIG_DRIVER_TI_EMAC_USE_RMII) && \
+ defined(CONFIG_MACH_DAVINCI_DA850_EVM)
+ for (i = 0; i < num_phy; i++) {
+ if (phy[i].is_phy_connected(i))
+ phy[i].auto_negotiate(i);
+ }
+#endif
return(1);
}