As USB port is present on the board, and pinmux configured,
add USB support in board dts file.
Configure Ethernet oer USB as default net i/f
Signed-off-by: Erwan Gouriou <erwan.gouriou@linaro.org>
nucleo_f412zg was missing some files to support flash with
openocd. Fix this lack and update doc.
Signed-off-by: Erwan Gouriou <erwan.gouriou@linaro.org>
Add necessary board files, pinmux and device tree in order to have a
usable debug console.
Origin: Original
Change-Id: I43a9d278c3f2c936a714263626722f630367b663
Signed-off-by: Florian Vaussard <florian.vaussard@heig-vd.ch>