diff options
| author | Michal Simek <michal.simek@xilinx.com> | 2021-10-15 15:17:28 +0200 |
|---|---|---|
| committer | Michal Simek <michal.simek@xilinx.com> | 2022-03-30 14:43:26 +0200 |
| commit | dcbdd24259beaff903e7ffffde646a3c5bd756ac (patch) | |
| tree | 06c45053bc478c22e8fc3347479a8ca51c8dc95a /drivers | |
| parent | 035d56f2386e009aaa41cd75022f8cddc04e5c1a (diff) | |
timer: cadence: Add bind function to driver
When DT node has pwm-cells property it shouldn't be bind as timer driver
but as PWM driver. That's why make sure that this property is checked.
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Sean Anderson <sean.anderson@seco.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Link: https://lore.kernel.org/r/434ef195fbedea9f83672a12d1ace0da16e8832e.1634303847.git.michal.simek@xilinx.com
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/timer/cadence-ttc.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/timer/cadence-ttc.c b/drivers/timer/cadence-ttc.c index 2f95d45ecd7..2eff45060ad 100644 --- a/drivers/timer/cadence-ttc.c +++ b/drivers/timer/cadence-ttc.c @@ -97,6 +97,17 @@ static int cadence_ttc_of_to_plat(struct udevice *dev) return 0; } +static int cadence_ttc_bind(struct udevice *dev) +{ + const char *cells; + + cells = dev_read_prop(dev, "#pwm-cells", NULL); + if (cells) + return -ENODEV; + + return 0; +} + static const struct timer_ops cadence_ttc_ops = { .get_count = cadence_ttc_get_count, }; @@ -114,4 +125,5 @@ U_BOOT_DRIVER(cadence_ttc) = { .priv_auto = sizeof(struct cadence_ttc_priv), .probe = cadence_ttc_probe, .ops = &cadence_ttc_ops, + .bind = cadence_ttc_bind, }; |