diff options
| author | Brandon Streiff <brandon.streiff@ni.com> | 2018-02-14 01:07:45 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-02-14 14:33:36 -0500 |
| commit | 2fa8d3af4badc40a39092140a01101119988faf6 (patch) | |
| tree | fbf8e5e99514e423f57031c2029d935b948139d6 /drivers/net/dsa/mv88e6xxx/Kconfig | |
| parent | 0d632c3d6fe3b909fa481ddd51b5cb76ad18f921 (diff) | |
net: dsa: mv88e6xxx: expose switch time as a PTP hardware clock
This patch adds basic support for exposing the 32-bit timestamp counter
inside the mv88e6xxx switch as a ptp_clock.
Adjfine implemented by Richard Cochran.
Andrew Lunn: fix return value of PTP stub function.
Signed-off-by: Brandon Streiff <brandon.streiff@ni.com>
Signed-off-by: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/dsa/mv88e6xxx/Kconfig')
| -rw-r--r-- | drivers/net/dsa/mv88e6xxx/Kconfig | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/net/dsa/mv88e6xxx/Kconfig b/drivers/net/dsa/mv88e6xxx/Kconfig index 1aaa7a95ebc4..ae9e7f7cb31c 100644 --- a/drivers/net/dsa/mv88e6xxx/Kconfig +++ b/drivers/net/dsa/mv88e6xxx/Kconfig @@ -18,3 +18,13 @@ config NET_DSA_MV88E6XXX_GLOBAL2 It is required on most chips. If the chip you compile the support for doesn't have such registers set, say N here. In doubt, say Y. + +config NET_DSA_MV88E6XXX_PTP + bool "PTP support for Marvell 88E6xxx" + default n + depends on NET_DSA_MV88E6XXX_GLOBAL2 + imply NETWORK_PHY_TIMESTAMPING + imply PTP_1588_CLOCK + help + Say Y to enable PTP hardware timestamping on Marvell 88E6xxx switch + chips that support it. |