script to do voltage sweep

4 years ago · a1fb21e066
parent b88aa6b57f
commit a1fb21e066
1 changed files with 12 additions and 0 deletions
--- a/selfdrive/debug/internal/voltage_sweep.py
+++ b/selfdrive/debug/internal/voltage_sweep.py
@ -0,0 +1,12 @@
+#!/usr/bin/env python3
+import os
+import time
+
+os.system("echo 1 > /sys/kernel/debug/regulator/pm8994_s11/enable")
+
+for i in range(900000, 465000, -10000):
+  print("setting voltage to",i)
+  os.system("echo %d %d > /sys/kernel/debug/regulator/pm8994_s11/voltage" % (i,i))
+  time.sleep(1)
+
+