diff --git a/src/mainboard/google/bluey/Kconfig b/src/mainboard/google/bluey/Kconfig
index 2021787699..6dc2325465 100644
--- a/src/mainboard/google/bluey/Kconfig
+++ b/src/mainboard/google/bluey/Kconfig
@@ -123,6 +123,12 @@ config MAINBOARD_SUPPORTS_PARALLEL_CHARGING
 	help
 	  Enable this option if your mainboard supports parallel charging.
 
+config HAVE_CHARGING_DEBUG_ACCESS_PORT
+	bool
+	default n
+	help
+	  Enable this option to allow charging on the debug access port.
+
 config MAINBOARD_HAS_GOOGLE_TPM
 	bool
 	default n
diff --git a/src/mainboard/google/bluey/charging.c b/src/mainboard/google/bluey/charging.c
index 6027dc3c6b..5252a1e531 100644
--- a/src/mainboard/google/bluey/charging.c
+++ b/src/mainboard/google/bluey/charging.c
@@ -11,11 +11,15 @@
 #define SMB1_CHGR_MAX_FCC_CFG ((SMB1_SLAVE_ID << 16) | SCHG_CHGR_MAX_FAST_CHARGE_CURRENT_CFG)
 #define SMB2_CHGR_MAX_FCC_CFG ((SMB2_SLAVE_ID << 16) | SCHG_CHGR_MAX_FAST_CHARGE_CURRENT_CFG)
 #define SCHG_CHGR_CHARGING_ENABLE_CMD 0x2642
+#define SCHG_TYPE_C_TYPE_C_DEBUG_ACCESS_SNK_CFG 0x2B4A
 #define SMB1_CHGR_CHRG_EN_CMD ((SMB1_SLAVE_ID << 16) | SCHG_CHGR_CHARGING_ENABLE_CMD)
 #define SMB2_CHGR_CHRG_EN_CMD ((SMB2_SLAVE_ID << 16) | SCHG_CHGR_CHARGING_ENABLE_CMD)
+#define SMB1_SCHG_TYPE_C_TYPE_C_DEBUG_ACCESS_SNK_CFG \
+((SMB1_SLAVE_ID << 16) | SCHG_TYPE_C_TYPE_C_DEBUG_ACCESS_SNK_CFG)
 
 #define FCC_1A_STEP_50MA 0x14
 #define FCC_DISABLE 0x8c
+#define EN_DEBUG_ACCESS_SNK 0x1B
 
 enum charging_status {
 	CHRG_DISABLE,
@@ -75,6 +79,9 @@ void enable_slow_battery_charging(void)
 	spmi_write8(SMB2_CHGR_MAX_FCC_CFG, FCC_1A_STEP_50MA);
 	spmi_write8(SMB1_CHGR_CHRG_EN_CMD, CHRG_ENABLE);
 	spmi_write8(SMB2_CHGR_CHRG_EN_CMD, CHRG_ENABLE);
+
+	if (CONFIG(HAVE_CHARGING_DEBUG_ACCESS_PORT))
+		spmi_write8(SMB1_SCHG_TYPE_C_TYPE_C_DEBUG_ACCESS_SNK_CFG, EN_DEBUG_ACCESS_SNK);
 }
 
 /*