diff --git a/sound/soc/sof/amd/acp-ipc.c b/sound/soc/sof/amd/acp-ipc.c
index 3cd4674dd80075..94025bc799ea40 100644
--- a/sound/soc/sof/amd/acp-ipc.c
+++ b/sound/soc/sof/amd/acp-ipc.c
@@ -181,14 +181,14 @@ irqreturn_t acp_sof_ipc_irq_thread(int irq, void *context)
 	}
 
 	dsp_msg = snd_sof_dsp_read(sdev, ACP_DSP_BAR, ACP_SCRATCH_REG_0 + dsp_msg_write);
-	if (dsp_msg) {
+	if (dsp_msg == ACP_DSP_MSG_SET) {
 		snd_sof_ipc_msgs_rx(sdev);
 		acp_dsp_ipc_host_done(sdev);
 		ipc_irq = true;
 	}
 
 	dsp_ack = snd_sof_dsp_read(sdev, ACP_DSP_BAR, ACP_SCRATCH_REG_0 + dsp_ack_write);
-	if (dsp_ack) {
+	if (dsp_ack == ACP_DSP_ACK_SET) {
 		if (likely(sdev->fw_state == SOF_FW_BOOT_COMPLETE)) {
 			guard(spinlock_irq)(&sdev->ipc_lock);
 
diff --git a/sound/soc/sof/amd/acp.c b/sound/soc/sof/amd/acp.c
index 71a18f156de23b..5cda9cb40c55d6 100644
--- a/sound/soc/sof/amd/acp.c
+++ b/sound/soc/sof/amd/acp.c
@@ -377,6 +377,33 @@ void memcpy_to_scratch(struct snd_sof_dev *sdev, u32 offset, unsigned int *src,
 		snd_sof_dsp_write(sdev, ACP_DSP_BAR, reg_offset + i, src[j]);
 }
 
+static int acp_init_scratch_mem_ipc_flags(struct snd_sof_dev *sdev)
+{
+	u32 dsp_msg_write, dsp_ack_write, host_msg_write, host_ack_write;
+
+	dsp_msg_write = sdev->debug_box.offset +
+			offsetof(struct scratch_ipc_conf, sof_dsp_msg_write);
+	dsp_ack_write = sdev->debug_box.offset +
+			offsetof(struct scratch_ipc_conf, sof_dsp_ack_write);
+	host_msg_write = sdev->debug_box.offset +
+			 offsetof(struct scratch_ipc_conf, sof_host_msg_write);
+	host_ack_write = sdev->debug_box.offset +
+			 offsetof(struct scratch_ipc_conf, sof_host_ack_write);
+	/* Initialize host message write flag */
+	snd_sof_dsp_write(sdev, ACP_DSP_BAR, ACP_SCRATCH_REG_0 + host_msg_write, 0);
+
+	/* Initialize host ack write flag */
+	snd_sof_dsp_write(sdev, ACP_DSP_BAR, ACP_SCRATCH_REG_0 + host_ack_write, 0);
+
+	/* Initialize DSP message write flag */
+	snd_sof_dsp_write(sdev, ACP_DSP_BAR, ACP_SCRATCH_REG_0 + dsp_msg_write,	0);
+
+	/* Initialize DSP ack write flag */
+	snd_sof_dsp_write(sdev, ACP_DSP_BAR, ACP_SCRATCH_REG_0 + dsp_ack_write, 0);
+
+	return 0;
+}
+
 static int acp_memory_init(struct snd_sof_dev *sdev)
 {
 	struct acp_dev_data *adata = sdev->pdata->hw_pdata;
@@ -384,6 +411,7 @@ static int acp_memory_init(struct snd_sof_dev *sdev)
 
 	snd_sof_dsp_update_bits(sdev, ACP_DSP_BAR, desc->dsp_intr_base + DSP_SW_INTR_CNTL_OFFSET,
 				ACP_DSP_INTR_EN_MASK, ACP_DSP_INTR_EN_MASK);
+	acp_init_scratch_mem_ipc_flags(sdev);
 	init_dma_descriptor(adata);
 
 	return 0;
diff --git a/sound/soc/sof/amd/acp.h b/sound/soc/sof/amd/acp.h
index 2799e34b235395..e0c43dfd70b670 100644
--- a/sound/soc/sof/amd/acp.h
+++ b/sound/soc/sof/amd/acp.h
@@ -116,6 +116,8 @@
 #define ACP_SRAM_PAGE_COUNT			128
 #define ACP6X_SDW_MAX_MANAGER_COUNT		2
 #define ACP70_SDW_MAX_MANAGER_COUNT		ACP6X_SDW_MAX_MANAGER_COUNT
+#define ACP_DSP_MSG_SET				1
+#define ACP_DSP_ACK_SET				1
 
 enum clock_source {
 	ACP_CLOCK_96M = 0,