gpio: stm32: add ops get_dir_flags
Add ops get_dir_flags() to read dir flags from GPIO registers. Signed-off-by: NPatrick Delaunay <patrick.delaunay@st.com> Reviewed-by: NPatrice Chotard <patrice.chotard@st.com>
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Add ops get_dir_flags() to read dir flags from GPIO registers. Signed-off-by: NPatrick Delaunay <patrick.delaunay@st.com> Reviewed-by: NPatrice Chotard <patrice.chotard@st.com>