mfd: stm32: Enable regmap fast_io for stm32-lptimer
authorBenjamin Gaignard <benjamin.gaignard@st.com>
Wed, 3 Jun 2020 12:54:37 +0000 (14:54 +0200)
committerLee Jones <lee.jones@linaro.org>
Thu, 18 Jun 2020 10:19:49 +0000 (11:19 +0100)
commit45d93065c8ec4e671f4b1ff02b5b3a633658a92f
treef847ffafb72ada7b4cbc781cae87dd0cb647147d
parente0bcc58d876c6ece9720310509a908b7637e37cf
mfd: stm32: Enable regmap fast_io for stm32-lptimer

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@st.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
drivers/mfd/stm32-lptimer.c