diff --git a/bootloader/imx233.c b/bootloader/imx233.c
index d808fc8aa9..2380dfae5b 100644
--- a/bootloader/imx233.c
+++ b/bootloader/imx233.c
@@ -35,6 +35,7 @@
 #include "disk.h"
 #include "panic.h"
 #include "power.h"
+#include "power-imx233.h"
 #include "system-target.h"
 #include "fmradio_i2c.h"
 #include "version.h"
@@ -126,6 +127,7 @@ void main(uint32_t arg, uint32_t addr)
     //button_debug_screen();
     printf("Boot version: %s", RBVERSION);
     printf("arg=%x addr=%x", arg, addr);
+    printf("power up source: %x", __XTRACT(HW_POWER_STS, PWRUP_SOURCE));
 
 #ifdef SANSA_FUZEPLUS
     extern void imx233_mmc_disable_window(void);
diff --git a/firmware/target/arm/imx233/power-imx233.h b/firmware/target/arm/imx233/power-imx233.h
index 3a2452ce19..b38f9e576b 100644
--- a/firmware/target/arm/imx233/power-imx233.h
+++ b/firmware/target/arm/imx233/power-imx233.h
@@ -157,6 +157,8 @@
 #define HW_POWER_STS__CHRGSTS       (1 << 11)
 #define HW_POWER_STS__PSWITCH_BP    20
 #define HW_POWER_STS__PSWITCH_BM    (3 << 20)
+#define HW_POWER_STS__PWRUP_SOURCE_BP   24
+#define HW_POWER_STS__PWRUP_SOURCE_BM   (0x3f << 24)
 
 #define HW_POWER_BATTMONITOR    (*(volatile uint32_t *)(HW_POWER_BASE + 0xe0))
 #define HW_POWER_BATTMONITOR__ENBATADJ      (1 << 10)