diff options
| author | Richard Cochran <richardcochran@gmail.com> | 2014-03-20 22:22:00 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-03-21 14:21:15 -0400 |
| commit | 621bdeccdcc71ddb54591107080059ba67f2fcaf (patch) | |
| tree | 14780568cd98b62b824bf28933b83a238b7b32d0 /drivers/net/phy | |
| parent | faa8971607322d9244b3c15799f02ae533769bf8 (diff) | |
| download | linux-621bdeccdcc71ddb54591107080059ba67f2fcaf.tar.bz2 | |
dp83640: let the periodic pin from the module parameter be a default.
This patch changes the driver use the new pin configuration method when
programming the periodic output signal.
Signed-off-by: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/phy')
| -rw-r--r-- | drivers/net/phy/dp83640.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/drivers/net/phy/dp83640.c b/drivers/net/phy/dp83640.c index 93db56438915..352c5e45fe9c 100644 --- a/drivers/net/phy/dp83640.c +++ b/drivers/net/phy/dp83640.c @@ -298,15 +298,22 @@ static u64 phy2txts(struct phy_txts *p) return ns; } -static void periodic_output(struct dp83640_clock *clock, - struct ptp_clock_request *clkreq, bool on) +static int periodic_output(struct dp83640_clock *clock, + struct ptp_clock_request *clkreq, bool on) { struct dp83640_private *dp83640 = clock->chosen; struct phy_device *phydev = dp83640->phydev; u32 sec, nsec, pwidth; u16 gpio, ptp_trig, trigger, val; - gpio = on ? gpio_tab[PEROUT_GPIO] : 0; + if (on) { + gpio = 1 + ptp_find_pin(clock->ptp_clock, PTP_PF_PEROUT, 0); + if (gpio < 1) + return -EINVAL; + } else { + gpio = 0; + } + trigger = PER_TRIGGER; ptp_trig = TRIG_WR | @@ -323,7 +330,7 @@ static void periodic_output(struct dp83640_clock *clock, ext_write(0, phydev, PAGE5, PTP_TRIG, ptp_trig); ext_write(0, phydev, PAGE4, PTP_CTL, val); mutex_unlock(&clock->extreg_lock); - return; + return 0; } sec = clkreq->perout.start.sec; @@ -352,6 +359,7 @@ static void periodic_output(struct dp83640_clock *clock, ext_write(0, phydev, PAGE4, PTP_CTL, val); mutex_unlock(&clock->extreg_lock); + return 0; } /* ptp clock methods */ @@ -484,8 +492,7 @@ static int ptp_dp83640_enable(struct ptp_clock_info *ptp, case PTP_CLK_REQ_PEROUT: if (rq->perout.index != 0) return -EINVAL; - periodic_output(clock, rq, on); - return 0; + return periodic_output(clock, rq, on); default: break; |