From: Rajashekhara, Sudhakar <sudhakar....@ti.com>
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....@ti.com>
Signed-off-by: Lad, Prabhakar <prabhakar....@ti.com>
Signed-off-by: Hadli, Manjunath <manjunath.ha...@ti.com>
---
Changes for V2:
1: Fix build warning and enable auto negotiation for
phy's which are connected.
drivers/net/davinci_emac.c | 8 ++++++++
1 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c
index fbd0f1b..26cc1f0 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);
}
--
1.7.4.1
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