netdev: bfin_mac: add support for IEEE 1588 PTP

Newer on-chip MAC peripherals support IEEE 1588 PTP in the hardware, so
extend the driver to support this functionality.

Signed-off-by: Barry Song <barry.song@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 15 insertions, 0 deletions

diff --git a/drivers/net/bfin_mac.h b/drivers/net/bfin_mac.h
index 052b5dce3e3c..87c454fc0319 100644
--- a/drivers/net/bfin_mac.h
+++ b/drivers/net/bfin_mac.h
@@ -7,6 +7,12 @@
  *
  * Licensed under the GPL-2 or later.
  */
+#ifndef _BFIN_MAC_H_
+#define _BFIN_MAC_H_
+
+#include <linux/net_tstamp.h>
+#include <linux/clocksource.h>
+#include <linux/timecompare.h>
 
 #define BFIN_MAC_CSUM_OFFLOAD
 
@@ -67,6 +73,15 @@ struct bfin_mac_local {
 
         struct phy_device *phydev;
         struct mii_bus *mii_bus;
+
+#if defined(CONFIG_BFIN_MAC_USE_HWSTAMP)
+        struct cyclecounter cycles;
+        struct timecounter clock;
+        struct timecompare compare;
+        struct hwtstamp_config stamp_cfg;
+#endif
 };
 
 extern void bfin_get_ether_addr(char *addr);
+
+#endif