diff --git a/sound/soc/intel/avs/avs.h b/sound/soc/intel/avs/avs.h
index cda3cb7db22a..6d44981c5c61 100644
--- a/sound/soc/intel/avs/avs.h
+++ b/sound/soc/intel/avs/avs.h
@@ -73,6 +73,23 @@ extern const struct avs_dsp_ops avs_apl_dsp_ops;
 #define avs_platattr_test(adev, attr) \
 	((adev)->spec->attributes & AVS_PLATATTR_##attr)
 
+struct avs_sram_spec {
+	const u32 base_offset;
+	const u32 window_size;
+	const u32 rom_status_offset;
+};
+
+struct avs_hipc_spec {
+	const u32 req_offset;
+	const u32 req_ext_offset;
+	const u32 req_busy_mask;
+	const u32 ack_offset;
+	const u32 ack_done_mask;
+	const u32 rsp_offset;
+	const u32 rsp_busy_mask;
+	const u32 ctl_offset;
+};
+
 /* Platform specific descriptor */
 struct avs_spec {
 	const char *name;
@@ -82,9 +99,8 @@ struct avs_spec {
 
 	const u32 core_init_mask;	/* used during DSP boot */
 	const u64 attributes;		/* bitmask of AVS_PLATATTR_* */
-	const u32 sram_base_offset;
-	const u32 sram_window_size;
-	const u32 rom_status;
+	const struct avs_sram_spec *sram;
+	const struct avs_hipc_spec *hipc;
 };
 
 struct avs_fw_entry {
diff --git a/sound/soc/intel/avs/core.c b/sound/soc/intel/avs/core.c
index 60667d4db7f8..15755614509a 100644
--- a/sound/soc/intel/avs/core.c
+++ b/sound/soc/intel/avs/core.c
@@ -730,36 +730,47 @@ static const struct dev_pm_ops avs_dev_pm = {
 	SET_RUNTIME_PM_OPS(avs_runtime_suspend, avs_runtime_resume, NULL)
 };
 
+static const struct avs_sram_spec skl_sram_spec = {
+	.base_offset = SKL_ADSP_SRAM_BASE_OFFSET,
+	.window_size = SKL_ADSP_SRAM_WINDOW_SIZE,
+	.rom_status_offset = SKL_ADSP_SRAM_BASE_OFFSET,
+};
+
+static const struct avs_sram_spec apl_sram_spec = {
+	.base_offset = APL_ADSP_SRAM_BASE_OFFSET,
+	.window_size = APL_ADSP_SRAM_WINDOW_SIZE,
+	.rom_status_offset = APL_ADSP_SRAM_BASE_OFFSET,
+};
+
+static const struct avs_hipc_spec skl_hipc_spec = {
+	.req_offset = SKL_ADSP_REG_HIPCI,
+	.req_ext_offset = SKL_ADSP_REG_HIPCIE,
+	.req_busy_mask = SKL_ADSP_HIPCI_BUSY,
+	.ack_offset = SKL_ADSP_REG_HIPCIE,
+	.ack_done_mask = SKL_ADSP_HIPCIE_DONE,
+	.rsp_offset = SKL_ADSP_REG_HIPCT,
+	.rsp_busy_mask = SKL_ADSP_HIPCT_BUSY,
+	.ctl_offset = SKL_ADSP_REG_HIPCCTL,
+};
+
 static const struct avs_spec skl_desc = {
 	.name = "skl",
-	.min_fw_version = {
-		.major = 9,
-		.minor = 21,
-		.hotfix = 0,
-		.build = 4732,
-	},
+	.min_fw_version = { 9, 21, 0, 4732 },
 	.dsp_ops = &avs_skl_dsp_ops,
 	.core_init_mask = 1,
 	.attributes = AVS_PLATATTR_CLDMA,
-	.sram_base_offset = SKL_ADSP_SRAM_BASE_OFFSET,
-	.sram_window_size = SKL_ADSP_SRAM_WINDOW_SIZE,
-	.rom_status = SKL_ADSP_SRAM_BASE_OFFSET,
+	.sram = &skl_sram_spec,
+	.hipc = &skl_hipc_spec,
 };
 
 static const struct avs_spec apl_desc = {
 	.name = "apl",
-	.min_fw_version = {
-		.major = 9,
-		.minor = 22,
-		.hotfix = 1,
-		.build = 4323,
-	},
+	.min_fw_version = { 9, 22, 1, 4323 },
 	.dsp_ops = &avs_apl_dsp_ops,
 	.core_init_mask = 3,
 	.attributes = AVS_PLATATTR_IMR,
-	.sram_base_offset = APL_ADSP_SRAM_BASE_OFFSET,
-	.sram_window_size = APL_ADSP_SRAM_WINDOW_SIZE,
-	.rom_status = APL_ADSP_SRAM_BASE_OFFSET,
+	.sram = &apl_sram_spec,
+	.hipc = &skl_hipc_spec,
 };
 
 static const struct pci_device_id avs_ids[] = {
diff --git a/sound/soc/intel/avs/ipc.c b/sound/soc/intel/avs/ipc.c
index 65bfc83bd1f0..29c7f508a7d6 100644
--- a/sound/soc/intel/avs/ipc.c
+++ b/sound/soc/intel/avs/ipc.c
@@ -305,6 +305,7 @@ irqreturn_t avs_dsp_irq_handler(int irq, void *dev_id)
 {
 	struct avs_dev *adev = dev_id;
 	struct avs_ipc *ipc = adev->ipc;
+	const struct avs_spec *const spec = adev->spec;
 	u32 adspis, hipc_rsp, hipc_ack;
 	irqreturn_t ret = IRQ_NONE;
 
@@ -312,35 +313,35 @@ irqreturn_t avs_dsp_irq_handler(int irq, void *dev_id)
 	if (adspis == UINT_MAX || !(adspis & AVS_ADSP_ADSPIS_IPC))
 		return ret;
 
-	hipc_ack = snd_hdac_adsp_readl(adev, SKL_ADSP_REG_HIPCIE);
-	hipc_rsp = snd_hdac_adsp_readl(adev, SKL_ADSP_REG_HIPCT);
+	hipc_ack = snd_hdac_adsp_readl(adev, spec->hipc->ack_offset);
+	hipc_rsp = snd_hdac_adsp_readl(adev, spec->hipc->rsp_offset);
 
 	/* DSP acked host's request */
-	if (hipc_ack & SKL_ADSP_HIPCIE_DONE) {
+	if (hipc_ack & spec->hipc->ack_done_mask) {
 		/*
 		 * As an extra precaution, mask done interrupt. Code executed
 		 * due to complete() found below does not assume any masking.
 		 */
-		snd_hdac_adsp_updatel(adev, SKL_ADSP_REG_HIPCCTL,
+		snd_hdac_adsp_updatel(adev, spec->hipc->ctl_offset,
 				      AVS_ADSP_HIPCCTL_DONE, 0);
 
 		complete(&ipc->done_completion);
 
 		/* tell DSP it has our attention */
-		snd_hdac_adsp_updatel(adev, SKL_ADSP_REG_HIPCIE,
-				      SKL_ADSP_HIPCIE_DONE,
-				      SKL_ADSP_HIPCIE_DONE);
+		snd_hdac_adsp_updatel(adev, spec->hipc->ack_offset,
+				      spec->hipc->ack_done_mask,
+				      spec->hipc->ack_done_mask);
 		/* unmask done interrupt */
-		snd_hdac_adsp_updatel(adev, SKL_ADSP_REG_HIPCCTL,
+		snd_hdac_adsp_updatel(adev, spec->hipc->ctl_offset,
 				      AVS_ADSP_HIPCCTL_DONE,
 				      AVS_ADSP_HIPCCTL_DONE);
 		ret = IRQ_HANDLED;
 	}
 
 	/* DSP sent new response to process */
-	if (hipc_rsp & SKL_ADSP_HIPCT_BUSY) {
+	if (hipc_rsp & spec->hipc->rsp_busy_mask) {
 		/* mask busy interrupt */
-		snd_hdac_adsp_updatel(adev, SKL_ADSP_REG_HIPCCTL,
+		snd_hdac_adsp_updatel(adev, spec->hipc->ctl_offset,
 				      AVS_ADSP_HIPCCTL_BUSY, 0);
 
 		ret = IRQ_WAKE_THREAD;
@@ -379,10 +380,11 @@ irqreturn_t avs_dsp_irq_thread(int irq, void *dev_id)
 static bool avs_ipc_is_busy(struct avs_ipc *ipc)
 {
 	struct avs_dev *adev = to_avs_dev(ipc->dev);
+	const struct avs_spec *const spec = adev->spec;
 	u32 hipc_rsp;
 
-	hipc_rsp = snd_hdac_adsp_readl(adev, SKL_ADSP_REG_HIPCT);
-	return hipc_rsp & SKL_ADSP_HIPCT_BUSY;
+	hipc_rsp = snd_hdac_adsp_readl(adev, spec->hipc->rsp_offset);
+	return hipc_rsp & spec->hipc->rsp_busy_mask;
 }
 
 static int avs_ipc_wait_busy_completion(struct avs_ipc *ipc, int timeout)
@@ -440,9 +442,10 @@ static void avs_ipc_msg_init(struct avs_ipc *ipc, struct avs_ipc_msg *reply)
 
 static void avs_dsp_send_tx(struct avs_dev *adev, struct avs_ipc_msg *tx, bool read_fwregs)
 {
+	const struct avs_spec *const spec = adev->spec;
 	u64 reg = ULONG_MAX;
 
-	tx->header |= SKL_ADSP_HIPCI_BUSY;
+	tx->header |= spec->hipc->req_busy_mask;
 	if (read_fwregs)
 		reg = readq(avs_sram_addr(adev, AVS_FW_REGS_WINDOW));
 
@@ -450,8 +453,8 @@ static void avs_dsp_send_tx(struct avs_dev *adev, struct avs_ipc_msg *tx, bool r
 
 	if (tx->size)
 		memcpy_toio(avs_downlink_addr(adev), tx->data, tx->size);
-	snd_hdac_adsp_writel(adev, SKL_ADSP_REG_HIPCIE, tx->header >> 32);
-	snd_hdac_adsp_writel(adev, SKL_ADSP_REG_HIPCI, tx->header & UINT_MAX);
+	snd_hdac_adsp_writel(adev, spec->hipc->req_ext_offset, tx->header >> 32);
+	snd_hdac_adsp_writel(adev, spec->hipc->req_offset, tx->header & UINT_MAX);
 }
 
 static int avs_dsp_do_send_msg(struct avs_dev *adev, struct avs_ipc_msg *request,
@@ -606,6 +609,7 @@ int avs_dsp_send_rom_msg(struct avs_dev *adev, struct avs_ipc_msg *request, cons
 
 void avs_dsp_interrupt_control(struct avs_dev *adev, bool enable)
 {
+	const struct avs_spec *const spec = adev->spec;
 	u32 value, mask;
 
 	/*
@@ -617,7 +621,7 @@ void avs_dsp_interrupt_control(struct avs_dev *adev, bool enable)
 
 	mask = AVS_ADSP_HIPCCTL_DONE | AVS_ADSP_HIPCCTL_BUSY;
 	value = enable ? mask : 0;
-	snd_hdac_adsp_updatel(adev, SKL_ADSP_REG_HIPCCTL, mask, value);
+	snd_hdac_adsp_updatel(adev, spec->hipc->ctl_offset, mask, value);
 }
 
 int avs_ipc_init(struct avs_ipc *ipc, struct device *dev)
diff --git a/sound/soc/intel/avs/loader.c b/sound/soc/intel/avs/loader.c
index e83ce6a35755..8e34d3536082 100644
--- a/sound/soc/intel/avs/loader.c
+++ b/sound/soc/intel/avs/loader.c
@@ -306,7 +306,7 @@ avs_hda_init_rom(struct avs_dev *adev, unsigned int dma_id, bool purge)
 	}
 
 	/* await ROM init */
-	ret = snd_hdac_adsp_readq_poll(adev, spec->rom_status, reg,
+	ret = snd_hdac_adsp_readq_poll(adev, spec->sram->rom_status_offset, reg,
 				       (reg & 0xF) == AVS_ROM_INIT_DONE ||
 				       (reg & 0xF) == APL_ROM_FW_ENTERED,
 				       AVS_ROM_INIT_POLLING_US, APL_ROM_INIT_TIMEOUT_US);
diff --git a/sound/soc/intel/avs/registers.h b/sound/soc/intel/avs/registers.h
index 078a0ebafa42..8468acd15c3d 100644
--- a/sound/soc/intel/avs/registers.h
+++ b/sound/soc/intel/avs/registers.h
@@ -57,7 +57,7 @@
 #define APL_ADSP_SRAM_WINDOW_SIZE	0x20000
 
 /* Constants used when accessing SRAM, space shared with firmware */
-#define AVS_FW_REG_BASE(adev)		((adev)->spec->sram_base_offset)
+#define AVS_FW_REG_BASE(adev)		((adev)->spec->sram->base_offset)
 #define AVS_FW_REG_STATUS(adev)		(AVS_FW_REG_BASE(adev) + 0x0)
 #define AVS_FW_REG_ERROR_CODE(adev)	(AVS_FW_REG_BASE(adev) + 0x4)
 
@@ -72,8 +72,8 @@
 
 /* registry I/O helpers */
 #define avs_sram_offset(adev, window_idx) \
-	((adev)->spec->sram_base_offset + \
-	 (adev)->spec->sram_window_size * (window_idx))
+	((adev)->spec->sram->base_offset + \
+	 (adev)->spec->sram->window_size * (window_idx))
 
 #define avs_sram_addr(adev, window_idx) \
 	((adev)->dsp_ba + avs_sram_offset(adev, window_idx))