diff --git a/drivers/tty/serial/8250/8250_dw.c b/drivers/tty/serial/8250/8250_dw.c
index 90e64c8bd4bf0..0cf1a99dc1244 100644
--- a/drivers/tty/serial/8250/8250_dw.c
+++ b/drivers/tty/serial/8250/8250_dw.c
@@ -761,6 +761,8 @@ static const struct dw8250_platform_data dw8250_armada_38x_data = {
 
 static const struct dw8250_platform_data dw8250_renesas_rzn1_data = {
 	.usr_reg = DW_UART_USR,
+	.cpr_val = 0x00012f32,
+	.quirks = DW_UART_QUIRK_IS_DMA_FC,
 };
 
 static const struct dw8250_platform_data dw8250_starfive_jh7100_data = {