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-rw-r--r--include/charge_state.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/charge_state.h b/include/charge_state.h
index 2f6ffa3771..66fa84aa3c 100644
--- a/include/charge_state.h
+++ b/include/charge_state.h
@@ -19,7 +19,10 @@
#define CHARGE_POLL_PERIOD_CHARGE (MSEC * 250)
#define CHARGE_POLL_PERIOD_SHORT (MSEC * 100)
#define CHARGE_MIN_SLEEP_USEC (MSEC * 50)
+/* If a board hasn't provided a max sleep, use 1 minute as default */
+#ifndef CHARGE_MAX_SLEEP_USEC
#define CHARGE_MAX_SLEEP_USEC MINUTE
+#endif
/* Power states */
enum charge_state {