1 files changed, 8 insertions, 5 deletions

diff --git a/drivers/ptp/Kconfig b/drivers/ptp/Kconfig
index 131ef03fd11..70c5836ebfc 100644
--- a/drivers/ptp/Kconfig
+++ b/drivers/ptp/Kconfig
@@ -25,8 +25,9 @@ config PTP_1588_CLOCK
 
 config PTP_1588_CLOCK_GIANFAR
         tristate "Freescale eTSEC as PTP clock"
-        depends on PTP_1588_CLOCK
         depends on GIANFAR
+        select PTP_1588_CLOCK
+        default y
         help
           This driver adds support for using the eTSEC as a PTP
           clock. This clock is only useful if your PTP programs are
@@ -38,8 +39,9 @@ config PTP_1588_CLOCK_GIANFAR
 
 config PTP_1588_CLOCK_IXP46X
         tristate "Intel IXP46x as PTP clock"
-        depends on PTP_1588_CLOCK
         depends on IXP4XX_ETH
+        select PTP_1588_CLOCK
+        default y
         help
           This driver adds support for using the IXP46X as a PTP
           clock. This clock is only useful if your PTP programs are
@@ -50,13 +52,13 @@ config PTP_1588_CLOCK_IXP46X
           will be called ptp_ixp46x.
 
 comment "Enable PHYLIB and NETWORK_PHY_TIMESTAMPING to see the additional clocks."
-        depends on PTP_1588_CLOCK && (PHYLIB=n || NETWORK_PHY_TIMESTAMPING=n)
+        depends on PHYLIB=n || NETWORK_PHY_TIMESTAMPING=n
 
 config DP83640_PHY
         tristate "Driver for the National Semiconductor DP83640 PHYTER"
-        depends on PTP_1588_CLOCK
         depends on NETWORK_PHY_TIMESTAMPING
         depends on PHYLIB
+        select PTP_1588_CLOCK
         ---help---
           Supports the DP83640 PHYTER with IEEE 1588 features.
 
@@ -70,8 +72,9 @@ config DP83640_PHY
 
 config PTP_1588_CLOCK_PCH
         tristate "Intel PCH EG20T as PTP clock"
-        depends on PTP_1588_CLOCK
         depends on PCH_GBE
+        select PTP_1588_CLOCK
+        default y
         help
           This driver adds support for using the PCH EG20T as a PTP
           clock. The hardware supports time stamping of PTP packets