diff --git a/drivers/misc/slimport_anx7808/slimport_tx_drv.c b/drivers/misc/slimport_anx7808/slimport_tx_drv.c
index 06cac2b7d5f..8cb2fbd9fb9 100644
--- a/drivers/misc/slimport_anx7808/slimport_tx_drv.c
+++ b/drivers/misc/slimport_anx7808/slimport_tx_drv.c
@@ -2307,7 +2307,7 @@ void sp_tx_edid_read(void)
 	bedid_break = 0;
 	sp_tx_addronly_set(1);
 	sp_write_reg(TX_P0, SP_TX_AUX_CTRL_REG, 0x04);
-	sp_write_reg(TX_P0, SP_TX_AUX_CTRL_REG2, 0x01);
+	sp_write_reg(TX_P0, SP_TX_AUX_CTRL_REG2, 0x03);
 	sp_tx_wait_aux_finished();
 
 	edid_block = sp_tx_get_edid_block();