diff --git a/boards/arm/npcm400f_evb/npcm400f_evb_defconfig b/boards/arm/npcm400f_evb/npcm400f_evb_defconfig
index b20f8803810252..ba99486e2a70d3 100644
--- a/boards/arm/npcm400f_evb/npcm400f_evb_defconfig
+++ b/boards/arm/npcm400f_evb/npcm400f_evb_defconfig
@@ -11,7 +11,7 @@ CONFIG_BOARD_NPCM400F_EVB=y
 CONFIG_SRAM_VECTOR_TABLE=y
 # General Kernel Options
 CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=96000000
-CONFIG_XIP=y
+CONFIG_XIP=n
 CONFIG_BOOTLOADER_SRAM_SIZE=0
 CONFIG_STACK_SENTINEL=y
 # [main stack size default: 1024]
diff --git a/drivers/spi/spi_npcm4xx_spim.c b/drivers/spi/spi_npcm4xx_spim.c
index b36b532450e62b..a5047348552b67 100644
--- a/drivers/spi/spi_npcm4xx_spim.c
+++ b/drivers/spi/spi_npcm4xx_spim.c
@@ -227,6 +227,7 @@ static inline bool spi_nor_npcm4xx_spim_is_erase_command(uint8_t opcode)
 	return false;
 }
 
+#ifdef CONFIG_XIP
 /* must be call when disable irq */
 RAMFUNC static void spi_nor_npcm4xx_spim_wait_ready(const struct device *dev, const struct spi_config *spi_cfg)
 {
@@ -256,6 +257,7 @@ RAMFUNC static void spi_nor_npcm4xx_spim_wait_ready(const struct device *dev, co
 
 	inst->SPIM_CTL0 = backup_ctrl0;
 }
+#endif
 
 RAMFUNC static void spi_nor_npcm4xx_spim_normal_transceive(const struct device *dev,
 						const struct spi_config *spi_cfg,