pinctrl: stm32: protect configuration registers with a hwspinlock

If a hwspinlock if defined in device tree use it to protect
configuration registers.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@st.com>
Acked-by: Alexandre TORGUE <alexandre.torgue@st.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Benjamin Gaignard 2018-11-13 10:51:41 +01:00 • committed by Linus Walleij
commit 97cfb6cd34