On 4/1/20 10:39 AM, Benjamin Gaignard wrote:
> Because stm32-lptimer need to write in registers in interrupt context
> enable regmap fast_io to use a spin_lock to protect registers access
> rather than a mutex.
>
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@xxxxxx>
> ---
> drivers/mfd/stm32-lptimer.c | 1 +
> 1 file changed, 1 insertion(+)
Hi Benjamin,
Acked-by: Fabrice Gasnier <fabrice.gasnier@xxxxxx>
Thanks,
Fabrice
>
> diff --git a/drivers/mfd/stm32-lptimer.c b/drivers/mfd/stm32-lptimer.c
> index a00f99f36559..746e51a17cc8 100644
> --- a/drivers/mfd/stm32-lptimer.c
> +++ b/drivers/mfd/stm32-lptimer.c
> @@ -17,6 +17,7 @@ static const struct regmap_config stm32_lptimer_regmap_cfg = {
> .val_bits = 32,
> .reg_stride = sizeof(u32),
> .max_register = STM32_LPTIM_MAX_REGISTER,
> + .fast_io = true,
> };
>
> static int stm32_lptimer_detect_encoder(struct stm32_lptimer *ddata)
>
