diff --git a/src/audio/google/google_hotword_detect.c b/src/audio/google/google_hotword_detect.c
index 9921deae06a7..f1ff718487da 100644
--- a/src/audio/google/google_hotword_detect.c
+++ b/src/audio/google/google_hotword_detect.c
@@ -99,7 +99,6 @@ static struct comp_dev *ghd_create(const struct comp_driver *drv,
 	if (!dev)
 		return NULL;
 
-	dev->drv = drv;
 	dev->ipc_config = *config;
 
 	/* Create private component data */
diff --git a/src/audio/module_adapter/module_adapter.c b/src/audio/module_adapter/module_adapter.c
index d8ae391469db..33049f69f20e 100644
--- a/src/audio/module_adapter/module_adapter.c
+++ b/src/audio/module_adapter/module_adapter.c
@@ -60,7 +60,6 @@ struct comp_dev *module_adapter_new(const struct comp_driver *drv,
 		return NULL;
 	}
 	dev->ipc_config = *config;
-	dev->drv = drv;
 
 	/* allocate module information.
 	 * for DP shared modules this struct must be accessible from all cores
diff --git a/zephyr/wrapper.c b/zephyr/wrapper.c
index e74b1abd466c..9759b35f04e9 100644
--- a/zephyr/wrapper.c
+++ b/zephyr/wrapper.c
@@ -215,12 +215,6 @@ static int boot_complete(void)
 
 int start_complete(void)
 {
-#if defined(CONFIG_IMX)
-#define SOF_IPC_QUEUED_DOMAIN SOF_SCHEDULE_LL_DMA
-#else
-#define SOF_IPC_QUEUED_DOMAIN SOF_SCHEDULE_LL_TIMER
-#endif
-
 	/*
 	 * called from primary_core_init(), track state here
 	 * (only called from single core, no RMW lock)