diff options
| author | Stefan Wahren <stefan.wahren@i2se.com> | 2017-08-12 12:19:44 +0200 |
|---|---|---|
| committer | Thierry Reding <thierry.reding@gmail.com> | 2017-08-21 07:27:58 +0200 |
| commit | 8a88b2a2017d1e7e80db53080baff591fd454722 (patch) | |
| tree | 9d55587aafc8237aa1fd7f26b389f1d34e6cdda6 /drivers/pwm/pwm-bcm2835.c | |
| parent | 46421d9d8e802e570dfa4d793a4938d2642ec7a7 (diff) | |
| download | linux-next-8a88b2a2017d1e7e80db53080baff591fd454722.tar.gz | |
pwm: bcm2835: Support for polarity setting via DT
This adds support for the third (optional) pwm cell to specify the
polarity, which is needed by display backlights for example.
Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'drivers/pwm/pwm-bcm2835.c')
| -rw-r--r-- | drivers/pwm/pwm-bcm2835.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/pwm/pwm-bcm2835.c b/drivers/pwm/pwm-bcm2835.c index c5dbf16d810b..db001cba937f 100644 --- a/drivers/pwm/pwm-bcm2835.c +++ b/drivers/pwm/pwm-bcm2835.c @@ -167,6 +167,8 @@ static int bcm2835_pwm_probe(struct platform_device *pdev) pc->chip.dev = &pdev->dev; pc->chip.ops = &bcm2835_pwm_ops; pc->chip.npwm = 2; + pc->chip.of_xlate = of_pwm_xlate_with_flags; + pc->chip.of_pwm_n_cells = 3; platform_set_drvdata(pdev, pc); |