diff options
| author | Boris BREZILLON <b.brezillon@overkiz.com> | 2013-09-18 19:06:05 +0400 |
|---|---|---|
| committer | Thierry Reding <thierry.reding@gmail.com> | 2013-09-19 16:04:24 +0400 |
| commit | f3a82170aef72bf57f03e5c154fc94fad54968b1 (patch) | |
| tree | 9332e726d8af31cd149c526104cfd0e390cc5274 /drivers/pwm/pwm-atmel-tcb.c | |
| parent | 272b98c6455f00884f0350f775c5342358ebb73f (diff) | |
| download | linux-f3a82170aef72bf57f03e5c154fc94fad54968b1.tar.xz | |
pwm: atmel-tcb: add missing clk source config
Clock source changes are never applied to the CMR register.
This may lead to wrong period/duty cycle configuration.
Signed-off-by: Boris BREZILLON <b.brezillon@overkiz.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'drivers/pwm/pwm-atmel-tcb.c')
| -rw-r--r-- | drivers/pwm/pwm-atmel-tcb.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/pwm/pwm-atmel-tcb.c b/drivers/pwm/pwm-atmel-tcb.c index ba6ce01035e4..026696970d77 100644 --- a/drivers/pwm/pwm-atmel-tcb.c +++ b/drivers/pwm/pwm-atmel-tcb.c @@ -249,6 +249,8 @@ static int atmel_tcb_pwm_enable(struct pwm_chip *chip, struct pwm_device *pwm) } } + cmr |= (tcbpwm->div & ATMEL_TC_TCCLKS); + __raw_writel(cmr, regs + ATMEL_TC_REG(group, CMR)); if (index == 0) |