diff --git a/target/linux/realtek/files-6.12/drivers/i2c/busses/i2c-rtl9300.c b/target/linux/realtek/files-6.12/drivers/i2c/busses/i2c-rtl9300.c
index 49d7dbf98bd..c4d973195ef 100644
--- a/target/linux/realtek/files-6.12/drivers/i2c/busses/i2c-rtl9300.c
+++ b/target/linux/realtek/files-6.12/drivers/i2c/busses/i2c-rtl9300.c
@@ -447,7 +447,7 @@ struct i2c_drv_data rtl9300_i2c_drv_data = {
 struct i2c_drv_data rtl9310_i2c_drv_data = {
 	.scl0_pin = 13,
 	.scl1_pin = 14,
-	.sda0_pin = 0,
+	.sda0_pin = 15,
 	.read = rtl9310_i2c_read,
 	.write = rtl9310_i2c_write,
 	.reg_addr_set = rtl9310_i2c_reg_addr_set,
diff --git a/target/linux/realtek/files-6.12/drivers/i2c/muxes/i2c-mux-rtl9300.c b/target/linux/realtek/files-6.12/drivers/i2c/muxes/i2c-mux-rtl9300.c
index a19a1a148e6..a57e9e29b1b 100644
--- a/target/linux/realtek/files-6.12/drivers/i2c/muxes/i2c-mux-rtl9300.c
+++ b/target/linux/realtek/files-6.12/drivers/i2c/muxes/i2c-mux-rtl9300.c
@@ -149,7 +149,7 @@ struct i2c_mux_data rtl9300_i2c_mux_data = {
 struct i2c_mux_data rtl9310_i2c_mux_data = {
 	.scl0_pin = 13,
 	.scl1_pin = 14,
-	.sda0_pin = 0,
+	.sda0_pin = 15,
 	.sda_pins = 16,
 	.i2c_mux_select = rtl9310_i2c_mux_select,
 	.i2c_mux_deselect = rtl9300_i2c_mux_deselect,