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author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2019-07-30 14:45:27 +0200 |
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committer | Thierry Reding <thierry.reding@gmail.com> | 2019-09-21 00:57:50 +0200 |
commit | f6960976c465179cd1b64dfae2edfb647820af1b (patch) | |
tree | a1216894805e832ee7d519adf238b8c5a3e6ff71 /drivers/pwm/pwm-imx27.c | |
parent | 3b442c60cf9766c76bc3c1e44e3e387853074a08 (diff) | |
download | linux-f6960976c465179cd1b64dfae2edfb647820af1b.tar.bz2 |
pwm: imx: Document known limitations
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'drivers/pwm/pwm-imx27.c')
-rw-r--r-- | drivers/pwm/pwm-imx27.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/pwm/pwm-imx27.c b/drivers/pwm/pwm-imx27.c index 434a351fb626..91c23cbbc167 100644 --- a/drivers/pwm/pwm-imx27.c +++ b/drivers/pwm/pwm-imx27.c @@ -3,6 +3,10 @@ * simple driver for PWM (Pulse Width Modulator) controller * * Derived from pxa PWM driver by eric miao <eric.miao@marvell.com> + * + * Limitations: + * - When disabled the output is driven to 0 independent of the configured + * polarity. */ #include <linux/bitfield.h> |