static struct regulator_consumer_supply int347a_vsio_consumer_supplies[] = {
        REGULATOR_SUPPLY("dovdd", "i2c-INT347A:00"),
        REGULATOR_SUPPLY("vsio", "i2c-INT347A:00-VCM"),
+       REGULATOR_SUPPLY("vddd", "i2c-INT347E:00"),
+};
+
+static struct regulator_consumer_supply int347a_aux1_consumer_supplies[] = {
+       REGULATOR_SUPPLY("vdda", "i2c-INT347E:00"),
+};
+
+static struct regulator_consumer_supply int347a_aux2_consumer_supplies[] = {
+       REGULATOR_SUPPLY("vdddo", "i2c-INT347E:00"),
 };
 
 static const struct regulator_init_data surface_go_tps68470_core_reg_init_data = {
        .consumer_supplies = int347a_vsio_consumer_supplies,
 };
 
+static const struct regulator_init_data surface_go_tps68470_aux1_reg_init_data = {
+       .constraints = {
+               .min_uV = 2815200,
+               .max_uV = 2815200,
+               .apply_uV = 1,
+               .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+       },
+       .num_consumer_supplies = ARRAY_SIZE(int347a_aux1_consumer_supplies),
+       .consumer_supplies = int347a_aux1_consumer_supplies,
+};
+
+static const struct regulator_init_data surface_go_tps68470_aux2_reg_init_data = {
+       .constraints = {
+               .min_uV = 1800600,
+               .max_uV = 1800600,
+               .apply_uV = 1,
+               .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+       },
+       .num_consumer_supplies = ARRAY_SIZE(int347a_aux2_consumer_supplies),
+       .consumer_supplies = int347a_aux2_consumer_supplies,
+};
+
 static const struct tps68470_regulator_platform_data surface_go_tps68470_pdata = {
        .reg_init_data = {
                [TPS68470_CORE] = &surface_go_tps68470_core_reg_init_data,
                [TPS68470_VCM]  = &surface_go_tps68470_vcm_reg_init_data,
                [TPS68470_VIO] = &surface_go_tps68470_vio_reg_init_data,
                [TPS68470_VSIO] = &surface_go_tps68470_vsio_reg_init_data,
+               [TPS68470_AUX1] = &surface_go_tps68470_aux1_reg_init_data,
+               [TPS68470_AUX2] = &surface_go_tps68470_aux2_reg_init_data,
        },
 };