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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-10-16 09:22:22 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-10-16 09:22:22 +0200
commit58f2c391cc0560231d7636c39d31b1b26c9396b7 (patch)
tree67956eea736a8763f67be8a52bcaf0d3fe4374f4 /drivers/iio/trigger/stm32-timer-trigger.c
parentc2e5df616e1ae6c2a074cb241ebb65a318ebaf7c (diff)
parent33d930e59a98fa10a0db9f56c7fa2f21a4aef9b9 (diff)
downloadlinux-58f2c391cc0560231d7636c39d31b1b26c9396b7.tar.gz
linux-58f2c391cc0560231d7636c39d31b1b26c9396b7.tar.xz
Merge 4.14-rc5 into char-misc-next
We need the fixes in here to resolve merge issues and for testing. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/iio/trigger/stm32-timer-trigger.c')
-rw-r--r--drivers/iio/trigger/stm32-timer-trigger.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/iio/trigger/stm32-timer-trigger.c b/drivers/iio/trigger/stm32-timer-trigger.c
index 9b9053494daf..eb212f8c8879 100644
--- a/drivers/iio/trigger/stm32-timer-trigger.c
+++ b/drivers/iio/trigger/stm32-timer-trigger.c
@@ -174,6 +174,7 @@ static void stm32_timer_stop(struct stm32_timer_trigger *priv)
clk_disable(priv->clk);
/* Stop timer */
+ regmap_update_bits(priv->regmap, TIM_CR1, TIM_CR1_ARPE, 0);
regmap_update_bits(priv->regmap, TIM_CR1, TIM_CR1_CEN, 0);
regmap_write(priv->regmap, TIM_PSC, 0);
regmap_write(priv->regmap, TIM_ARR, 0);
@@ -715,8 +716,9 @@ static ssize_t stm32_count_set_preset(struct iio_dev *indio_dev,
if (ret)
return ret;
+ /* TIMx_ARR register shouldn't be buffered (ARPE=0) */
+ regmap_update_bits(priv->regmap, TIM_CR1, TIM_CR1_ARPE, 0);
regmap_write(priv->regmap, TIM_ARR, preset);
- regmap_update_bits(priv->regmap, TIM_CR1, TIM_CR1_ARPE, TIM_CR1_ARPE);
return len;
}