diff --git a/board/snoball/board.c b/board/snoball/board.c
index 33677d1ca1..a081bab8c3 100644
--- a/board/snoball/board.c
+++ b/board/snoball/board.c
@@ -9,6 +9,7 @@
 #include "adc_chip.h"
 #include "common.h"
 #include "console.h"
+#include "fusb302.h"
 #include "gpio.h"
 #include "hooks.h"
 #include "host_command.h"
@@ -33,8 +34,6 @@ const struct i2c_port_t i2c_ports[] = {
 };
 const unsigned int i2c_ports_used = ARRAY_SIZE(i2c_ports);
 
-#define FUSB302_I2C_SLAVE_ADDR 0x44
-
 const struct tcpc_config_t tcpc_config[CONFIG_USB_PD_PORT_COUNT] = {
 	{STM32_I2C1_PORT, FUSB302_I2C_SLAVE_ADDR},
 	{STM32_I2C2_PORT, FUSB302_I2C_SLAVE_ADDR},
diff --git a/driver/tcpm/fusb302.h b/driver/tcpm/fusb302.h
index 45fa0f3362..1da1a6a0bf 100644
--- a/driver/tcpm/fusb302.h
+++ b/driver/tcpm/fusb302.h
@@ -10,6 +10,16 @@
 #ifndef __CROS_EC_DRIVER_TCPM_FUSB302_H
 #define __CROS_EC_DRIVER_TCPM_FUSB302_H
 
+/* I2C slave address varies by part number */
+/* FUSB302BUCX / FUSB302BMPX */
+#define FUSB302_I2C_SLAVE_ADDR 0x44
+/* FUSB302B01MPX */
+#define FUSB302_I2C_SLAVE_ADDR_B01 0x46
+/* FUSB302B10MPX */
+#define FUSB302_I2C_SLAVE_ADDR_B10 0x48
+/* FUSB302B11MPX */
+#define FUSB302_I2C_SLAVE_ADDR_B11 0x4A
+
 /* Default retry count for transmitting */
 #define PD_RETRY_COUNT		3