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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-03-23 10:01:20 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-03-23 10:01:20 +0300 |
| commit | 6203da9803017701da5782998157d9826215059d (patch) | |
| tree | 1d754f139ac25c643e88f429966606d3b44e431f /drivers/iio/trigger | |
| parent | 3017e587e36819f87e53d3c8751afdf987c1f542 (diff) | |
| parent | 16fbf79b0f83bc752cee8589279f1ebfe57b3b6e (diff) | |
| download | linux-6203da9803017701da5782998157d9826215059d.tar.xz | |
Merge 5.6-rc7 into staging-next
We need the staging/iio fixes in here as well
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/iio/trigger')
| -rw-r--r-- | drivers/iio/trigger/stm32-timer-trigger.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/iio/trigger/stm32-timer-trigger.c b/drivers/iio/trigger/stm32-timer-trigger.c index 37545a8a02b7..7d8962d6566a 100644 --- a/drivers/iio/trigger/stm32-timer-trigger.c +++ b/drivers/iio/trigger/stm32-timer-trigger.c @@ -177,7 +177,8 @@ static int stm32_timer_start(struct stm32_timer_trigger *priv, return 0; } -static void stm32_timer_stop(struct stm32_timer_trigger *priv) +static void stm32_timer_stop(struct stm32_timer_trigger *priv, + struct iio_trigger *trig) { u32 ccer; @@ -192,6 +193,12 @@ static void stm32_timer_stop(struct stm32_timer_trigger *priv) regmap_write(priv->regmap, TIM_PSC, 0); regmap_write(priv->regmap, TIM_ARR, 0); + /* Force disable master mode */ + if (stm32_timer_is_trgo2_name(trig->name)) + regmap_update_bits(priv->regmap, TIM_CR2, TIM_CR2_MMS2, 0); + else + regmap_update_bits(priv->regmap, TIM_CR2, TIM_CR2_MMS, 0); + /* Make sure that registers are updated */ regmap_update_bits(priv->regmap, TIM_EGR, TIM_EGR_UG, TIM_EGR_UG); @@ -216,7 +223,7 @@ static ssize_t stm32_tt_store_frequency(struct device *dev, return ret; if (freq == 0) { - stm32_timer_stop(priv); + stm32_timer_stop(priv, trig); } else { ret = stm32_timer_start(priv, trig, freq); if (ret) |