[U-Boot] [PATCH 04/11] FEC: Add RMII mode support

Marek Vasut marek.vasut at gmail.com
Thu Sep 8 22:37:15 CEST 2011


Signed-off-by: Marek Vasut <marek.vasut at gmail.com>
Cc: Ben Warren <biggerbadderben at gmail.com>
Cc: Stefano Babic <sbabic at denx.de>
Cc: Wolfgang Denk <wd at denx.de>
Cc: Detlev Zundel <dzu at denx.de>
---
 drivers/net/fec_mxc.c |    2 ++
 drivers/net/fec_mxc.h |    4 +++-
 2 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/drivers/net/fec_mxc.c b/drivers/net/fec_mxc.c
index bd76f97..2b269d6 100644
--- a/drivers/net/fec_mxc.c
+++ b/drivers/net/fec_mxc.c
@@ -448,6 +448,8 @@ static int fec_init(struct eth_device *dev, bd_t* bd)
 	rcntrl = 1518 << FEC_RCNTRL_MAX_FL_SHIFT;
 	if (fec->xcv_type == SEVENWIRE)
 		rcntrl |= FEC_RCNTRL_FCE;
+	else if (fec->xcv_type == RMII)
+		rcntrl |= FEC_RCNTRL_RMII;
 	else	/* MII mode */
 		rcntrl |= FEC_RCNTRL_FCE | FEC_RCNTRL_MII_MODE;
 
diff --git a/drivers/net/fec_mxc.h b/drivers/net/fec_mxc.h
index 1ba5161..f16f9db 100644
--- a/drivers/net/fec_mxc.h
+++ b/drivers/net/fec_mxc.h
@@ -194,6 +194,7 @@ struct ethernet_regs {
 #define FEC_RCNTRL_PROM			0x00000008
 #define FEC_RCNTRL_BC_REJ		0x00000010
 #define FEC_RCNTRL_FCE			0x00000020
+#define FEC_RCNTRL_RMII			0x00000100
 
 #define FEC_TCNTRL_GTS			0x00000001
 #define FEC_TCNTRL_HBC			0x00000002
@@ -257,7 +258,8 @@ struct fec_bd {
 enum xceiver_type {
 	SEVENWIRE,	/* 7-wire       */
 	MII10,		/* MII 10Mbps   */
-	MII100		/* MII 100Mbps  */
+	MII100,		/* MII 100Mbps  */
+	RMII		/* RMII */
 };
 
 /**
-- 
1.7.5.4



More information about the U-Boot mailing list