diff options
| -rwxr-xr-x | scripts/fixup-dts | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/scripts/fixup-dts b/scripts/fixup-dts index 503653c..92e96d0 100755 --- a/scripts/fixup-dts +++ b/scripts/fixup-dts @@ -85,6 +85,26 @@ if [ `grep -c 'local-external-interrupts-0 {' ${dts}` -ne 0 ]; then fi fi +# Add a stdout-path to the chosen node if one doesn't exist and a serial port does + +if [ `grep -c 'stdout-path' ${dts}` -eq 0 ]; then + if [ `grep -c 'sifive,uart0' ${dts}` -ne 0 ]; then + echo "$0: stdout-path property not given, but a UART device exists." + + serial_node=`grep -oP "serial@\d+" ${dts} | sort | uniq | head -n 1` + serial_path="/soc/${serial_node}:115200" + + if [ `grep -c 'chosen' ${dts}` -eq 0 ]; then + ${SED} -i "/cpus/i chosen {\n};" ${dts} + fi + + ${SED} -i "/chosen/a stdout-path=\"${serial_path}\";" ${dts} + + echo -e "$0: \tAdded stdout-path ${serial_path}" + fi +fi + + # Add a test memory node if one doesn't exist if [ `grep -c 'sifive,testram0' ${dts}` -eq 0 ]; then |