1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/net/gianfar.h b/drivers/net/gianfar.h
index 39e9e321fcbc..d8e779c102fa 100644
--- a/drivers/net/gianfar.h
+++ b/drivers/net/gianfar.h
@@ -136,6 +136,12 @@ extern const char gfar_driver_version[];
 #define MIIMCFG_RESET           0x80000000
 #define MIIMIND_BUSY            0x00000001
 
+/* TBI register addresses */
+#define MII_TBICON              0x11
+
+/* TBICON register bit fields */
+#define TBICON_CLK_SELECT       0x0020
+
 /* MAC register bits */
 #define MACCFG1_SOFT_RESET      0x80000000
 #define MACCFG1_RESET_RX_MC     0x00080000