mtd: st_spi_fsm: Add device-tree binding documentation
mtd: st_spi_fsm: Add device-tree binding documentation

Cc: eb682e570f95b554c8a7dc560ee59b91b930a718@vger.kernel.org
Acked-by Angus Clark <angus.clark@st.com>
Signed-off-by: Lee Jones <630e34333487a351a857f6b705e04d30b37c1629@linaro.org>
Signed-off-by: Brian Norris <ac73eed4b8a8c9127255a2696c52b2e7503720b8@gmail.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs