diff --git a/drivers/ptp/ptp_clock.c b/drivers/ptp/ptp_clock.c
index 86280b7e41f3f79db793c0545c97bb0c1e36e96e..9c13381b69662c499d0e9a679ce3eeb71c3c6d3d 100644
--- a/drivers/ptp/ptp_clock.c
+++ b/drivers/ptp/ptp_clock.c
@@ -153,7 +153,10 @@ static int ptp_clock_adjtime(struct posix_clock *pc, struct timex *tx)
 		s32 ppb = scaled_ppm_to_ppb(tx->freq);
 		if (ppb > ops->max_adj || ppb < -ops->max_adj)
 			return -ERANGE;
-		err = ops->adjfreq(ops, ppb);
+		if (ops->adjfine)
+			err = ops->adjfine(ops, tx->freq);
+		else
+			err = ops->adjfreq(ops, ppb);
 		ptp->dialed_frequency = tx->freq;
 	} else if (tx->modes == 0) {
 		tx->freq = ptp->dialed_frequency;
diff --git a/include/linux/ptp_clock_kernel.h b/include/linux/ptp_clock_kernel.h
index 5ad54fc66cf0f589aa9eca3275683e56e7650107..b76d47aba564ff0936779226ec1e1b7773f90582 100644
--- a/include/linux/ptp_clock_kernel.h
+++ b/include/linux/ptp_clock_kernel.h
@@ -58,7 +58,14 @@ struct system_device_crosststamp;
  *
  * clock operations
  *
+ * @adjfine:  Adjusts the frequency of the hardware clock.
+ *            parameter scaled_ppm: Desired frequency offset from
+ *            nominal frequency in parts per million, but with a
+ *            16 bit binary fractional field.
+ *
  * @adjfreq:  Adjusts the frequency of the hardware clock.
+ *            This method is deprecated.  New drivers should implement
+ *            the @adjfine method instead.
  *            parameter delta: Desired frequency offset from nominal frequency
  *            in parts per billion
  *
@@ -108,6 +115,7 @@ struct ptp_clock_info {
 	int n_pins;
 	int pps;
 	struct ptp_pin_desc *pin_config;
+	int (*adjfine)(struct ptp_clock_info *ptp, long scaled_ppm);
 	int (*adjfreq)(struct ptp_clock_info *ptp, s32 delta);
 	int (*adjtime)(struct ptp_clock_info *ptp, s64 delta);
 	int (*gettime64)(struct ptp_clock_info *ptp, struct timespec64 *ts);