turn on CDP when ignition switches on (commaai#281)

jyoung8607 · Oct 1, 2019 · 8c1df55 · 8c1df55
1 parent 847a35d
commit 8c1df55
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/board/main.c b/board/main.c
@@ -720,6 +720,7 @@ int main(void) {
 #endif
 
 #ifdef EON
+  bool ignition_prev = false;
   // have to save power
   if (hw_type == HW_TYPE_WHITE_PANDA) {
     current_board->set_esp_gps_mode(ESP_GPS_DISABLED);
@@ -747,6 +748,13 @@ int main(void) {
   uint64_t cnt = 0;
 
   for (cnt=0;;cnt++) {
+    #ifdef EON
+    // set CDP mode on rising edge of ignition to start charging EON again in case we turned charging off
+    if (current_board->check_ignition() && !ignition_prev) {
+      current_board->set_usb_power_mode(USB_POWER_CDP);
+    }
+    ignition_prev = current_board->check_ignition();
+    #endif
     if (power_save_status == POWER_SAVE_STATUS_DISABLED) {
       int div_mode = ((usb_power_mode == USB_POWER_DCP) ? 4 : 1);