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-rw-r--r--board/zinger/board.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/board/zinger/board.h b/board/zinger/board.h
index 64a4a22606..bd9c472368 100644
--- a/board/zinger/board.h
+++ b/board/zinger/board.h
@@ -46,6 +46,7 @@
#define CONFIG_HIBERNATE_WAKEUP_PINS STM32_PWR_CSR_EWUP1
#define CONFIG_HW_CRC
#undef CONFIG_LID_SWITCH
+#define CONFIG_LTO
#define CONFIG_RSA
#define CONFIG_SHA256
#undef CONFIG_TASK_PROFILING