WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#70: 
new file mode 100644

CHECK: struct mutex definition without comment
#122: FILE: drivers/ptp/ptp_marvell_tai.c:48:
+	struct mutex mutex;

CHECK: Please use a blank line after function/struct/union/enum declarations
#568: FILE: drivers/ptp/ptp_marvell_ts.c:39:
+};
+#define MARVELL_PTP_CB(skb)	((struct marvell_ptp_cb *)(skb)->cb)

CHECK: Comparison to NULL could be written "cmpxchg"
#903: FILE: drivers/ptp/ptp_marvell_ts.c:374:
+	if (cmpxchg(&ptp->tx_skb, NULL, skb) != NULL)

WARNING: Prefer "GPL" over "GPL v2" - see commit bf7fbeeae6db ("module: Cure the MODULE_LICENSE "GPL" vs. "GPL v2" bogosity")
#1122: FILE: drivers/ptp/ptp_marvell_ts.c:593:
+MODULE_LICENSE("GPL v2");

ERROR: code indent should use tabs where possible
#1187: FILE: include/linux/marvell_ptp.h:59:
+^I^I^I        u8 reg);$

CHECK: Alignment should match open parenthesis
#1187: FILE: include/linux/marvell_ptp.h:59:
+	int (*ptp_port_read_ts)(struct device *dev, struct marvell_ts *ts,
+			        u8 reg);

CHECK: struct mutex definition without comment
#1221: FILE: include/linux/marvell_ptp.h:93:
+	struct mutex rx_mutex;

total: 1 errors, 2 warnings, 5 checks, 1189 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

NOTE: Whitespace errors detected.
      You may wish to use scripts/cleanpatch or scripts/cleanfile

Commit ef63e7b8fe18 ("ptp: marvell: add core support for Marvell PTP v2.1") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE GIT_COMMIT_ID MACRO_ARG_REUSE NO_AUTHOR_SIGN_OFF

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.