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authorBenjamin Gaignard <benjamin.gaignard@linaro.org>2018-11-27 13:49:53 +0100
committerTom Rini <trini@konsulko.com>2018-12-06 23:26:33 -0500
commit075b0185b6e785f08391802dccd3293ce8517a93 (patch)
tree333c02ed92fa0912bf2a5cfed7256e049292e5f1 /arch/arm/mach-at91
parent9119f547d3e9b9f488055b90572a8ff83125b3e2 (diff)
pinctrl: stm32: make pinctrl use hwspinlock
Protect configuration registers with a hardware spinlock. If a hwspinlock is defined in the device-tree node used it to be sure that none of the others processors on the SoC could change the configuration at the same time. Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org> Reviewed-by: Simon Glass <sjg@chromium.org> Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
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