config_distro_bootcmd: make possible to substitute 'part list' in distro_bootcmd

Make it possible to substitute the 'part list' command inside
'scan_dev_for_boot_part' with a custom board specific implementation.

For this the new define 'SCAN_DEV_FOR_BOOT_PARTS' is introduced.

Signed-off-by: Pascal Zimmermann <pzimmermann@dh-electronics.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>
1 file changed