diff --git a/arch/xtensa/soc/intel_s1000/dts.fixup b/arch/xtensa/soc/intel_s1000/dts.fixup
index 0f5cd4db0ec..c1a0a196caf 100644
--- a/arch/xtensa/soc/intel_s1000/dts.fixup
+++ b/arch/xtensa/soc/intel_s1000/dts.fixup
@@ -3,9 +3,12 @@
 #define CONFIG_UART_NS16550_PORT_0_BASE_ADDR	NS16550_80800_BASE_ADDRESS
 #define CONFIG_UART_NS16550_PORT_0_BAUD_RATE	NS16550_80800_CURRENT_SPEED
 #define CONFIG_UART_NS16550_PORT_0_NAME		NS16550_80800_LABEL
-#define CONFIG_UART_NS16550_PORT_0_IRQ		NS16550_80800_IRQ_0
+#define CONFIG_UART_NS16550_PORT_0_IRQ		(NS16550_80800_IRQ_0 << 16) | \
+						(SNPS_DESIGNWARE_INTC_81800_IRQ_0 << 8) | \
+						(INTEL_CAVS_INTC_78800_IRQ_0 << 0)
+
 #define CONFIG_UART_NS16550_PORT_0_IRQ_PRI	NS16550_80800_IRQ_0_PRIORITY
-#define CONFIG_UART_NS16550_PORT_0_CLK_FREQ	NS16550_808000_CLOCK_FREQUENCY
+#define CONFIG_UART_NS16550_PORT_0_CLK_FREQ	NS16550_80800_CLOCK_FREQUENCY
 
 #define L2_SRAM_BASE				CONFIG_SRAM_BASE_ADDRESS
 
diff --git a/arch/xtensa/soc/intel_s1000/soc.h b/arch/xtensa/soc/intel_s1000/soc.h
index 1866813dbb8..730d57cad08 100644
--- a/arch/xtensa/soc/intel_s1000/soc.h
+++ b/arch/xtensa/soc/intel_s1000/soc.h
@@ -61,7 +61,7 @@
 
 /* UART - UART0 */
 #define CONFIG_UART_NS16550_P0_IRQ_ICTL_OFFSET	INTR_CNTL_IRQ_NUM(\
-						UART_NS16550_PORT_0_IRQ)
+						NS16550_80800_IRQ_0)
 #define CONFIG_UART_NS16550_PORT_0_IRQ_FLAGS	0
 
 /* I2C - I2C0 */
diff --git a/drivers/serial/uart_ns16550.c b/drivers/serial/uart_ns16550.c
index 5998b8905a4..56b423c901c 100644
--- a/drivers/serial/uart_ns16550.c
+++ b/drivers/serial/uart_ns16550.c
@@ -20,12 +20,12 @@
  *  UART_REG_ADDR_INTERVAL
  */
 
-#include <soc.h>
-#include <errno.h>
 
+#include <errno.h>
 #include <kernel.h>
 #include <arch/cpu.h>
 #include <zephyr/types.h>
+#include <soc.h>
 
 #include <board.h>
 #include <init.h>
diff --git a/dts/xtensa/intel_s1000.dtsi b/dts/xtensa/intel_s1000.dtsi
index 332b6cd0a9d..7f20bde96b5 100644
--- a/dts/xtensa/intel_s1000.dtsi
+++ b/dts/xtensa/intel_s1000.dtsi
@@ -85,6 +85,10 @@
 			compatible = "ns16550";
 			reg = <0x80800 0x400>;
 			label = "UART_0";
+			clock-frequency = <38400000>;
+			interrupts = <3 0>;
+			interrupt-parent = <&dw_intc>;
+
 
 			status = "disabled";
 		};