diff --git a/drivers/dai/intel/dmic/dmic.c b/drivers/dai/intel/dmic/dmic.c
index ed84cb22fda..d7842d9b152 100644
--- a/drivers/dai/intel/dmic/dmic.c
+++ b/drivers/dai/intel/dmic/dmic.c
@@ -130,11 +130,13 @@ static inline void dai_dmic_write(const struct dai_intel_dmic *dmic,
 	sys_write32(val, dmic->reg_base + reg);
 }
 
+#ifndef CONFIG_SOC_SERIES_INTEL_ADSP_ACE
 static inline uint32_t dai_dmic_read(const struct dai_intel_dmic *dmic,
 				     uint32_t reg)
 {
 	return sys_read32(dmic->reg_base + reg);
 }
+#endif
 
 #if CONFIG_DAI_DMIC_HAS_OWNERSHIP
 static inline void dai_dmic_claim_ownership(const struct dai_intel_dmic *dmic)
diff --git a/drivers/dai/intel/dmic/dmic_nhlt.c b/drivers/dai/intel/dmic/dmic_nhlt.c
index d041ef438ce..605e4df1229 100644
--- a/drivers/dai/intel/dmic/dmic_nhlt.c
+++ b/drivers/dai/intel/dmic/dmic_nhlt.c
@@ -295,23 +295,6 @@ static inline void dai_dmic_clock_select_set(const struct dai_intel_dmic *dmic,
 #endif
 }
 
-/*
- * @brief Get clock source used by device
- *
- * @return Clock source index
- */
-static inline uint32_t dai_dmic_clock_select_get(const struct dai_intel_dmic *dmic)
-{
-	uint32_t val;
-#if defined(CONFIG_SOC_INTEL_ACE20_LNL) || defined(CONFIG_SOC_INTEL_ACE30) /* ACE 2.0,3.0 */
-	val = sys_read32(dmic->vshim_base + DMICLVSCTL_OFFSET);
-	return FIELD_GET(DMICLVSCTL_MLCS, val);
-#else
-	val = sys_read32(dmic->shim_base + DMICLCTL_OFFSET);
-	return FIELD_GET(DMICLCTL_MLCS, val);
-#endif
-}
-
 /*
  * @brief Set clock source used by device
  *