On Thu, Sep 28, 2017 at 10:25:34AM -0500, Brandon Streiff wrote: > This patch adds basic support for exposing the 32-bit timestamp counter > inside the mv88e6xxx switch code as a ptp_clock. > > Signed-off-by: Brandon Streiff <brandon.stre...@ni.com> > --- > drivers/net/dsa/mv88e6xxx/Kconfig | 10 +++ > drivers/net/dsa/mv88e6xxx/Makefile | 1 + > drivers/net/dsa/mv88e6xxx/chip.c | 20 +++++ > drivers/net/dsa/mv88e6xxx/chip.h | 16 ++++ > drivers/net/dsa/mv88e6xxx/ptp.c | 180 > +++++++++++++++++++++++++++++++++++++ > drivers/net/dsa/mv88e6xxx/ptp.h | 83 +++++++++++++++++ > 6 files changed, 310 insertions(+) > create mode 100644 drivers/net/dsa/mv88e6xxx/ptp.c > create mode 100644 drivers/net/dsa/mv88e6xxx/ptp.h > > diff --git a/drivers/net/dsa/mv88e6xxx/Kconfig > b/drivers/net/dsa/mv88e6xxx/Kconfig > index 1aaa7a9..ae9e7f7 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
Hi Brandon Cool to see this code. One probably dumb question so far.. It is the MAC which is doing the time stamping, not they PHY? So why NETWORK_PHY_TIMESTAMPING? Andrew
