diff --git a/sound/soc/sof/intel/Kconfig b/sound/soc/sof/intel/Kconfig
index 172419392b33..b7b0934547e7 100644
--- a/sound/soc/sof/intel/Kconfig
+++ b/sound/soc/sof/intel/Kconfig
@@ -92,6 +92,30 @@ config SND_SOC_SOF_MERRIFIELD
 	  Say Y if you have such a device.
 	  If unsure select "N".
 
+config SND_SOC_SOF_INTEL_SKL
+	tristate
+	select SND_SOC_SOF_HDA_COMMON
+
+config SND_SOC_SOF_SKYLAKE
+	tristate "SOF support for SkyLake"
+	default SND_SOC_SOF_PCI
+	select SND_SOC_SOF_INTEL_SKL
+	help
+	  This adds support for the Intel(R) platforms using the SkyLake processors.
+	  Say Y if you have such a device.
+	  If unsure select "N".
+	  This is intended only for developers and not a recommend option for distros.
+
+config SND_SOC_SOF_KABYLAKE
+	tristate "SOF support for KabyLake"
+	default SND_SOC_SOF_PCI
+	select SND_SOC_SOF_INTEL_SKL
+	help
+	  This adds support for the Intel(R) platforms using the KabyLake processors.
+	  Say Y if you have such a device.
+	  If unsure select "N".
+	  This is intended only for developers and not a recommend option for distros.
+
 config SND_SOC_SOF_INTEL_APL
 	tristate
 	select SND_SOC_SOF_HDA_COMMON
diff --git a/sound/soc/sof/intel/Makefile b/sound/soc/sof/intel/Makefile
index b9d51dc39ffa..b34dd9161ca2 100644
--- a/sound/soc/sof/intel/Makefile
+++ b/sound/soc/sof/intel/Makefile
@@ -6,7 +6,9 @@ snd-sof-acpi-intel-bdw-objs := bdw.o
 snd-sof-intel-hda-common-objs := hda.o hda-loader.o hda-stream.o hda-trace.o \
 				 hda-dsp.o hda-ipc.o hda-ctrl.o hda-pcm.o \
 				 hda-dai.o hda-bus.o \
+				 skl.o hda-loader-skl.o \
 				 apl.o cnl.o tgl.o icl.o hda-common-ops.o
+
 snd-sof-intel-hda-common-$(CONFIG_SND_SOC_SOF_HDA_PROBES) += hda-probes.o
 
 snd-sof-intel-hda-objs := hda-codec.o
@@ -20,12 +22,14 @@ obj-$(CONFIG_SND_SOC_SOF_HDA_COMMON) += snd-sof-intel-hda-common.o
 obj-$(CONFIG_SND_SOC_SOF_HDA) += snd-sof-intel-hda.o
 
 snd-sof-pci-intel-tng-objs := pci-tng.o
+snd-sof-pci-intel-skl-objs := pci-skl.o
 snd-sof-pci-intel-apl-objs := pci-apl.o
 snd-sof-pci-intel-cnl-objs := pci-cnl.o
 snd-sof-pci-intel-icl-objs := pci-icl.o
 snd-sof-pci-intel-tgl-objs := pci-tgl.o
 
 obj-$(CONFIG_SND_SOC_SOF_MERRIFIELD) += snd-sof-pci-intel-tng.o
+obj-$(CONFIG_SND_SOC_SOF_INTEL_SKL) += snd-sof-pci-intel-skl.o
 obj-$(CONFIG_SND_SOC_SOF_INTEL_APL) += snd-sof-pci-intel-apl.o
 obj-$(CONFIG_SND_SOC_SOF_INTEL_CNL) += snd-sof-pci-intel-cnl.o
 obj-$(CONFIG_SND_SOC_SOF_INTEL_ICL) += snd-sof-pci-intel-icl.o
diff --git a/sound/soc/sof/intel/hda-dsp.c b/sound/soc/sof/intel/hda-dsp.c
index ad11df345be7..97a34c243383 100644
--- a/sound/soc/sof/intel/hda-dsp.c
+++ b/sound/soc/sof/intel/hda-dsp.c
@@ -113,7 +113,7 @@ static int hda_dsp_core_reset_leave(struct snd_sof_dev *sdev, unsigned int core_
 	return ret;
 }
 
-static int hda_dsp_core_stall_reset(struct snd_sof_dev *sdev, unsigned int core_mask)
+int hda_dsp_core_stall_reset(struct snd_sof_dev *sdev, unsigned int core_mask)
 {
 	/* stall core */
 	snd_sof_dsp_update_bits_unlocked(sdev, HDA_DSP_BAR,
@@ -125,7 +125,7 @@ static int hda_dsp_core_stall_reset(struct snd_sof_dev *sdev, unsigned int core_
 	return hda_dsp_core_reset_enter(sdev, core_mask);
 }
 
-static bool hda_dsp_core_is_enabled(struct snd_sof_dev *sdev, unsigned int core_mask)
+bool hda_dsp_core_is_enabled(struct snd_sof_dev *sdev, unsigned int core_mask)
 {
 	int val;
 	bool is_enable;
diff --git a/sound/soc/sof/intel/hda-ipc.c b/sound/soc/sof/intel/hda-ipc.c
index 0395638c43ae..f3ef1dfcf519 100644
--- a/sound/soc/sof/intel/hda-ipc.c
+++ b/sound/soc/sof/intel/hda-ipc.c
@@ -214,6 +214,7 @@ irqreturn_t hda_dsp_ipc_irq_thread(int irq, void *context)
 /* Check if an IPC IRQ occurred */
 bool hda_dsp_check_ipc_irq(struct snd_sof_dev *sdev)
 {
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
 	bool ret = false;
 	u32 irq_status;
 
@@ -229,6 +230,13 @@ bool hda_dsp_check_ipc_irq(struct snd_sof_dev *sdev)
 	if (irq_status & HDA_DSP_ADSPIS_IPC)
 		ret = true;
 
+	/* CLDMA message ? */
+	if (irq_status & HDA_DSP_ADSPIS_CL_DMA) {
+		hda->code_loading = 0;
+		wake_up(&hda->waitq);
+		ret = false;
+	}
+
 out:
 	return ret;
 }
diff --git a/sound/soc/sof/intel/hda-loader-skl.c b/sound/soc/sof/intel/hda-loader-skl.c
new file mode 100644
index 000000000000..02f3b4384205
--- /dev/null
+++ b/sound/soc/sof/intel/hda-loader-skl.c
@@ -0,0 +1,583 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018-2022 Intel Corporation. All rights reserved.
+//
+
+#include <linux/delay.h>
+#include <linux/device.h>
+#include <linux/dma-mapping.h>
+#include <linux/firmware.h>
+#include <linux/fs.h>
+#include <linux/interrupt.h>
+#include <linux/mm.h>
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <linux/pm_runtime.h>
+#include <linux/slab.h>
+#include <sound/hdaudio_ext.h>
+#include <sound/sof.h>
+#include <sound/pcm_params.h>
+
+#include "../sof-priv.h"
+#include "../ops.h"
+#include "hda.h"
+
+#define HDA_SKL_WAIT_TIMEOUT		500	/* 500 msec */
+#define HDA_SKL_CLDMA_MAX_BUFFER_SIZE	(32 * PAGE_SIZE)
+
+/* Stream Reset */
+#define HDA_CL_SD_CTL_SRST_SHIFT	0
+#define HDA_CL_SD_CTL_SRST(x)		(((x) & 0x1) << \
+					HDA_CL_SD_CTL_SRST_SHIFT)
+
+/* Stream Run */
+#define HDA_CL_SD_CTL_RUN_SHIFT		1
+#define HDA_CL_SD_CTL_RUN(x)		(((x) & 0x1) << \
+					HDA_CL_SD_CTL_RUN_SHIFT)
+
+/* Interrupt On Completion Enable */
+#define HDA_CL_SD_CTL_IOCE_SHIFT	2
+#define HDA_CL_SD_CTL_IOCE(x)		(((x) & 0x1) << \
+					HDA_CL_SD_CTL_IOCE_SHIFT)
+
+/* FIFO Error Interrupt Enable */
+#define HDA_CL_SD_CTL_FEIE_SHIFT	3
+#define HDA_CL_SD_CTL_FEIE(x)		(((x) & 0x1) << \
+					HDA_CL_SD_CTL_FEIE_SHIFT)
+
+/* Descriptor Error Interrupt Enable */
+#define HDA_CL_SD_CTL_DEIE_SHIFT	4
+#define HDA_CL_SD_CTL_DEIE(x)		(((x) & 0x1) << \
+					HDA_CL_SD_CTL_DEIE_SHIFT)
+
+/* FIFO Limit Change */
+#define HDA_CL_SD_CTL_FIFOLC_SHIFT	5
+#define HDA_CL_SD_CTL_FIFOLC(x)		(((x) & 0x1) << \
+					HDA_CL_SD_CTL_FIFOLC_SHIFT)
+
+/* Stripe Control */
+#define HDA_CL_SD_CTL_STRIPE_SHIFT	16
+#define HDA_CL_SD_CTL_STRIPE(x)		(((x) & 0x3) << \
+					HDA_CL_SD_CTL_STRIPE_SHIFT)
+
+/* Traffic Priority */
+#define HDA_CL_SD_CTL_TP_SHIFT		18
+#define HDA_CL_SD_CTL_TP(x)		(((x) & 0x1) << \
+					HDA_CL_SD_CTL_TP_SHIFT)
+
+/* Bidirectional Direction Control */
+#define HDA_CL_SD_CTL_DIR_SHIFT		19
+#define HDA_CL_SD_CTL_DIR(x)		(((x) & 0x1) << \
+					HDA_CL_SD_CTL_DIR_SHIFT)
+
+/* Stream Number */
+#define HDA_CL_SD_CTL_STRM_SHIFT	20
+#define HDA_CL_SD_CTL_STRM(x)		(((x) & 0xf) << \
+					HDA_CL_SD_CTL_STRM_SHIFT)
+
+#define HDA_CL_SD_CTL_INT(x)	\
+		(HDA_CL_SD_CTL_IOCE(x) | \
+		HDA_CL_SD_CTL_FEIE(x) | \
+		HDA_CL_SD_CTL_DEIE(x))
+
+#define HDA_CL_SD_CTL_INT_MASK	\
+		(HDA_CL_SD_CTL_IOCE(1) | \
+		HDA_CL_SD_CTL_FEIE(1) | \
+		HDA_CL_SD_CTL_DEIE(1))
+
+#define DMA_ADDRESS_128_BITS_ALIGNMENT	7
+#define BDL_ALIGN(x)			((x) >> DMA_ADDRESS_128_BITS_ALIGNMENT)
+
+/* Buffer Descriptor List Lower Base Address */
+#define HDA_CL_SD_BDLPLBA_SHIFT		7
+#define HDA_CL_SD_BDLPLBA_MASK		(0x1ffffff << HDA_CL_SD_BDLPLBA_SHIFT)
+#define HDA_CL_SD_BDLPLBA(x)		\
+	((BDL_ALIGN(lower_32_bits(x)) << HDA_CL_SD_BDLPLBA_SHIFT) & \
+	 HDA_CL_SD_BDLPLBA_MASK)
+
+/* Buffer Descriptor List Upper Base Address */
+#define HDA_CL_SD_BDLPUBA_SHIFT		0
+#define HDA_CL_SD_BDLPUBA_MASK		(0xffffffff << HDA_CL_SD_BDLPUBA_SHIFT)
+#define HDA_CL_SD_BDLPUBA(x)		\
+		((upper_32_bits(x) << HDA_CL_SD_BDLPUBA_SHIFT) & \
+		 HDA_CL_SD_BDLPUBA_MASK)
+
+/* Software Position in Buffer Enable */
+#define HDA_CL_SPBFIFO_SPBFCCTL_SPIBE_SHIFT	0
+#define HDA_CL_SPBFIFO_SPBFCCTL_SPIBE_MASK	\
+			(1 << HDA_CL_SPBFIFO_SPBFCCTL_SPIBE_SHIFT)
+
+#define HDA_CL_SPBFIFO_SPBFCCTL_SPIBE(x)	\
+			(((x) << HDA_CL_SPBFIFO_SPBFCCTL_SPIBE_SHIFT) & \
+			 HDA_CL_SPBFIFO_SPBFCCTL_SPIBE_MASK)
+
+#define HDA_CL_DMA_SD_INT_COMPLETE		0x4
+
+static int cl_skl_cldma_setup_bdle(struct snd_sof_dev *sdev,
+				   struct snd_dma_buffer *dmab_data,
+				   __le32 **bdlp, int size, int with_ioc)
+{
+	phys_addr_t addr = virt_to_phys(dmab_data->area);
+	__le32 *bdl = *bdlp;
+
+	/*
+	 * This code is simplified by using one fragment of physical memory and assuming
+	 * all the code fits. This could be improved with scatter-gather but the firmware
+	 * size is limited by DSP memory anyways
+	 */
+	bdl[0] = cpu_to_le32(lower_32_bits(addr));
+	bdl[1] = cpu_to_le32(upper_32_bits(addr));
+	bdl[2] = cpu_to_le32(size);
+	bdl[3] = (!with_ioc) ? 0 : cpu_to_le32(0x01);
+
+	return 1; /* one fragment */
+}
+
+static void cl_skl_cldma_stream_run(struct snd_sof_dev *sdev, bool enable)
+{
+	int sd_offset = SOF_HDA_ADSP_LOADER_BASE;
+	unsigned char val;
+	int retries;
+	u32 run = enable ? 0x1 : 0;
+
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
+				sd_offset + SOF_HDA_ADSP_REG_CL_SD_CTL,
+				HDA_CL_SD_CTL_RUN(1), HDA_CL_SD_CTL_RUN(run));
+
+	retries = 300;
+	do {
+		udelay(3);
+
+		/* waiting for hardware to report the stream Run bit set */
+		val = snd_sof_dsp_read(sdev, HDA_DSP_BAR,
+				       sd_offset + SOF_HDA_ADSP_REG_CL_SD_CTL);
+		val &= HDA_CL_SD_CTL_RUN(1);
+		if (enable && val)
+			break;
+		else if (!enable && !val)
+			break;
+	} while (--retries);
+
+	if (retries == 0)
+		dev_err(sdev->dev, "%s: failed to set Run bit=%d enable=%d\n",
+			__func__, val, enable);
+}
+
+static void cl_skl_cldma_stream_clear(struct snd_sof_dev *sdev)
+{
+	int sd_offset = SOF_HDA_ADSP_LOADER_BASE;
+
+	/* make sure Run bit is cleared before setting stream register */
+	cl_skl_cldma_stream_run(sdev, 0);
+
+	/* Disable the Interrupt On Completion, FIFO Error Interrupt,
+	 * Descriptor Error Interrupt and set the cldma stream number to 0.
+	 */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
+				sd_offset + SOF_HDA_ADSP_REG_CL_SD_CTL,
+				HDA_CL_SD_CTL_INT_MASK, HDA_CL_SD_CTL_INT(0));
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
+				sd_offset + SOF_HDA_ADSP_REG_CL_SD_CTL,
+				HDA_CL_SD_CTL_STRM(0xf), HDA_CL_SD_CTL_STRM(0));
+
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR,
+			  sd_offset + SOF_HDA_ADSP_REG_CL_SD_BDLPL, HDA_CL_SD_BDLPLBA(0));
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR,
+			  sd_offset + SOF_HDA_ADSP_REG_CL_SD_BDLPU, 0);
+
+	/* Set the Cyclic Buffer Length to 0. */
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR,
+			  sd_offset + SOF_HDA_ADSP_REG_CL_SD_CBL, 0);
+	/* Set the Last Valid Index. */
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR,
+			  sd_offset + SOF_HDA_ADSP_REG_CL_SD_LVI, 0);
+}
+
+static void cl_skl_cldma_setup_spb(struct snd_sof_dev *sdev,
+				   unsigned int size, bool enable)
+{
+	int sd_offset = SOF_DSP_REG_CL_SPBFIFO;
+
+	if (enable)
+		snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
+					sd_offset + SOF_HDA_ADSP_REG_CL_SPBFIFO_SPBFCCTL,
+					HDA_CL_SPBFIFO_SPBFCCTL_SPIBE_MASK,
+					HDA_CL_SPBFIFO_SPBFCCTL_SPIBE(1));
+
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR,
+			  sd_offset + SOF_HDA_ADSP_REG_CL_SPBFIFO_SPIB, size);
+}
+
+static void cl_skl_cldma_set_intr(struct snd_sof_dev *sdev, bool enable)
+{
+	u32 val = enable ? HDA_DSP_ADSPIC_CL_DMA : 0;
+
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIC,
+				HDA_DSP_ADSPIC_CL_DMA, val);
+}
+
+static void cl_skl_cldma_cleanup_spb(struct snd_sof_dev *sdev)
+{
+	int sd_offset = SOF_DSP_REG_CL_SPBFIFO;
+
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
+				sd_offset + SOF_HDA_ADSP_REG_CL_SPBFIFO_SPBFCCTL,
+				HDA_CL_SPBFIFO_SPBFCCTL_SPIBE_MASK,
+				HDA_CL_SPBFIFO_SPBFCCTL_SPIBE(0));
+
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR,
+			  sd_offset + SOF_HDA_ADSP_REG_CL_SPBFIFO_SPIB, 0);
+}
+
+static void cl_skl_cldma_setup_controller(struct snd_sof_dev *sdev,
+					  struct snd_dma_buffer *dmab_bdl,
+					  unsigned int max_size, u32 count)
+{
+	int sd_offset = SOF_HDA_ADSP_LOADER_BASE;
+
+	/* Clear the stream first and then set it. */
+	cl_skl_cldma_stream_clear(sdev);
+
+	/* setting the stream register */
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR,
+			  sd_offset + SOF_HDA_ADSP_REG_CL_SD_BDLPL,
+			  HDA_CL_SD_BDLPLBA(dmab_bdl->addr));
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR,
+			  sd_offset + SOF_HDA_ADSP_REG_CL_SD_BDLPU,
+			  HDA_CL_SD_BDLPUBA(dmab_bdl->addr));
+
+	/* Set the Cyclic Buffer Length. */
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR,
+			  sd_offset + SOF_HDA_ADSP_REG_CL_SD_CBL, max_size);
+	/* Set the Last Valid Index. */
+	snd_sof_dsp_write(sdev, HDA_DSP_BAR,
+			  sd_offset + SOF_HDA_ADSP_REG_CL_SD_LVI, count - 1);
+
+	/* Set the Interrupt On Completion, FIFO Error Interrupt,
+	 * Descriptor Error Interrupt and the cldma stream number.
+	 */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
+				sd_offset + SOF_HDA_ADSP_REG_CL_SD_CTL,
+				HDA_CL_SD_CTL_INT_MASK, HDA_CL_SD_CTL_INT(1));
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
+				sd_offset + SOF_HDA_ADSP_REG_CL_SD_CTL,
+				HDA_CL_SD_CTL_STRM(0xf),
+				HDA_CL_SD_CTL_STRM(1));
+}
+
+static int cl_stream_prepare_skl(struct snd_sof_dev *sdev,
+				 struct snd_dma_buffer *dmab,
+				 struct snd_dma_buffer *dmab_bdl)
+
+{
+	unsigned int bufsize = HDA_SKL_CLDMA_MAX_BUFFER_SIZE;
+	__le32 *bdl;
+	int frags;
+	int ret;
+
+	ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev, bufsize, dmab);
+	if (ret < 0) {
+		dev_err(sdev->dev, "%s: failed to alloc fw buffer: %x\n", __func__, ret);
+		return ret;
+	}
+
+	ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev, bufsize, dmab_bdl);
+	if (ret < 0) {
+		dev_err(sdev->dev, "%s: failed to alloc blde: %x\n", __func__, ret);
+		snd_dma_free_pages(dmab);
+		return ret;
+	}
+
+	bdl = (__le32 *)dmab_bdl->area;
+	frags = cl_skl_cldma_setup_bdle(sdev, dmab, &bdl, bufsize, 1);
+	cl_skl_cldma_setup_controller(sdev, dmab_bdl, bufsize, frags);
+
+	return ret;
+}
+
+static void cl_cleanup_skl(struct snd_sof_dev *sdev,
+			   struct snd_dma_buffer *dmab,
+			   struct snd_dma_buffer *dmab_bdl)
+{
+	cl_skl_cldma_cleanup_spb(sdev);
+	cl_skl_cldma_stream_clear(sdev);
+	snd_dma_free_pages(dmab);
+	snd_dma_free_pages(dmab_bdl);
+}
+
+static int cl_dsp_init_skl(struct snd_sof_dev *sdev,
+			   struct snd_dma_buffer *dmab,
+			   struct snd_dma_buffer *dmab_bdl)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	const struct sof_intel_dsp_desc *chip = hda->desc;
+	unsigned int status;
+	u32 flags;
+	int ret;
+
+	/* check if the init_core is already enabled, if yes, reset and make it run,
+	 * if not, powerdown and enable it again.
+	 */
+	if (hda_dsp_core_is_enabled(sdev, chip->init_core_mask)) {
+		/* if enabled, reset it, and run the init_core. */
+		ret = hda_dsp_core_stall_reset(sdev, chip->init_core_mask);
+		if (ret < 0)
+			goto err;
+
+		ret = hda_dsp_core_run(sdev, chip->init_core_mask);
+		if (ret < 0) {
+			dev_err(sdev->dev, "%s: dsp core start failed %d\n", __func__, ret);
+			goto err;
+		}
+	} else {
+		/* if not enabled, power down it first and then powerup and run
+		 * the init_core.
+		 */
+		ret = hda_dsp_core_reset_power_down(sdev, chip->init_core_mask);
+		if (ret < 0) {
+			dev_err(sdev->dev, "%s: dsp core0 disable fail: %d\n", __func__, ret);
+			goto err;
+		}
+		ret = hda_dsp_enable_core(sdev, chip->init_core_mask);
+		if (ret < 0) {
+			dev_err(sdev->dev, "%s: dsp core0 enable fail: %d\n", __func__, ret);
+			goto err;
+		}
+	}
+
+	/* prepare DMA for code loader stream */
+	ret = cl_stream_prepare_skl(sdev, dmab, dmab_bdl);
+	if (ret < 0) {
+		dev_err(sdev->dev, "%s: dma prepare fw loading err: %x\n", __func__, ret);
+		return ret;
+	}
+
+	/* enable the interrupt */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIC,
+				HDA_DSP_ADSPIC_IPC, HDA_DSP_ADSPIC_IPC);
+
+	/* enable IPC DONE interrupt */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, chip->ipc_ctl,
+				HDA_DSP_REG_HIPCCTL_DONE,
+				HDA_DSP_REG_HIPCCTL_DONE);
+
+	/* enable IPC BUSY interrupt */
+	snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, chip->ipc_ctl,
+				HDA_DSP_REG_HIPCCTL_BUSY,
+				HDA_DSP_REG_HIPCCTL_BUSY);
+
+	/* polling the ROM init status information. */
+	ret = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_BAR,
+					    chip->rom_status_reg, status,
+					    ((status & HDA_DSP_ROM_STS_MASK)
+					     == HDA_DSP_ROM_INIT),
+					    HDA_DSP_REG_POLL_INTERVAL_US,
+					    chip->rom_init_timeout *
+					    USEC_PER_MSEC);
+	if (ret < 0)
+		goto err;
+
+	return ret;
+
+err:
+	flags = SOF_DBG_DUMP_PCI | SOF_DBG_DUMP_MBOX;
+
+	snd_sof_dsp_dbg_dump(sdev, "Boot failed\n", flags);
+	cl_cleanup_skl(sdev, dmab, dmab_bdl);
+	hda_dsp_core_reset_power_down(sdev, chip->init_core_mask);
+	return ret;
+}
+
+static void cl_skl_cldma_fill_buffer(struct snd_sof_dev *sdev,
+				     struct snd_dma_buffer *dmab,
+				     unsigned int bufsize,
+				     unsigned int copysize,
+				     const void *curr_pos,
+				     bool intr_enable)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+
+	/* copy the image into the buffer with the maximum buffer size. */
+	unsigned int size = (bufsize == copysize) ? bufsize : copysize;
+
+	memcpy(dmab->area, curr_pos, size);
+
+	/* Set the wait condition for every load. */
+	hda->code_loading = 1;
+
+	/* Set the interrupt. */
+	if (intr_enable)
+		cl_skl_cldma_set_intr(sdev, true);
+
+	/* Set the SPB. */
+	cl_skl_cldma_setup_spb(sdev, size, true);
+
+	/* Trigger the code loading stream. */
+	cl_skl_cldma_stream_run(sdev, true);
+}
+
+static int cl_skl_cldma_wait_interruptible(struct snd_sof_dev *sdev,
+					   bool intr_wait)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	const struct sof_intel_dsp_desc *chip = hda->desc;
+	int sd_offset = SOF_HDA_ADSP_LOADER_BASE;
+	u8 cl_dma_intr_status;
+
+	/*
+	 * Wait for CLDMA interrupt to inform the binary segment transfer is
+	 * complete.
+	 */
+	if (!wait_event_timeout(hda->waitq, !hda->code_loading,
+				msecs_to_jiffies(HDA_SKL_WAIT_TIMEOUT))) {
+		dev_err(sdev->dev, "cldma copy timeout\n");
+		dev_err(sdev->dev, "ROM code=%#x: FW status=%#x\n",
+			snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_SRAM_REG_ROM_ERROR),
+			snd_sof_dsp_read(sdev, HDA_DSP_BAR, chip->rom_status_reg));
+		return -EIO;
+	}
+
+	/* now check DMA interrupt status */
+	cl_dma_intr_status = snd_sof_dsp_read(sdev, HDA_DSP_BAR,
+					      sd_offset + SOF_HDA_ADSP_REG_CL_SD_STS);
+
+	if (!(cl_dma_intr_status & HDA_CL_DMA_SD_INT_COMPLETE)) {
+		dev_err(sdev->dev, "cldma copy failed\n");
+		return -EIO;
+	}
+
+	dev_dbg(sdev->dev, "cldma buffer copy complete\n");
+	return 0;
+}
+
+static int
+cl_skl_cldma_copy_to_buf(struct snd_sof_dev *sdev,
+			 struct snd_dma_buffer *dmab,
+			 const void *bin,
+			 u32 total_size, u32 bufsize)
+{
+	unsigned int bytes_left = total_size;
+	const void *curr_pos = bin;
+	int ret;
+
+	if (total_size <= 0)
+		return -EINVAL;
+
+	while (bytes_left > 0) {
+		if (bytes_left > bufsize) {
+			dev_dbg(sdev->dev, "cldma copy %#x bytes\n", bufsize);
+
+			cl_skl_cldma_fill_buffer(sdev, dmab, bufsize, bufsize, curr_pos, true);
+
+			ret = cl_skl_cldma_wait_interruptible(sdev, false);
+			if (ret < 0) {
+				dev_err(sdev->dev, "%s: fw failed to load. %#x bytes remaining\n",
+					__func__, bytes_left);
+				return ret;
+			}
+
+			bytes_left -= bufsize;
+			curr_pos += bufsize;
+		} else {
+			dev_dbg(sdev->dev, "cldma copy %#x bytes\n", bytes_left);
+
+			cl_skl_cldma_set_intr(sdev, false);
+			cl_skl_cldma_fill_buffer(sdev, dmab, bufsize, bytes_left, curr_pos, false);
+			return 0;
+		}
+	}
+
+	return bytes_left;
+}
+
+static int cl_copy_fw_skl(struct snd_sof_dev *sdev,
+			  struct snd_dma_buffer *dmab)
+
+{
+	struct snd_sof_pdata *plat_data = sdev->pdata;
+	const struct firmware *fw =  plat_data->fw;
+	struct firmware stripped_firmware;
+	unsigned int bufsize = HDA_SKL_CLDMA_MAX_BUFFER_SIZE;
+	int ret;
+
+	stripped_firmware.data = plat_data->fw->data + plat_data->fw_offset;
+	stripped_firmware.size = plat_data->fw->size - plat_data->fw_offset;
+
+	dev_dbg(sdev->dev, "firmware size: %#zx buffer size %#x\n", fw->size, bufsize);
+
+	ret = cl_skl_cldma_copy_to_buf(sdev, dmab, stripped_firmware.data,
+				       stripped_firmware.size, bufsize);
+	if (ret < 0)
+		dev_err(sdev->dev, "%s: fw copy failed %d\n", __func__, ret);
+
+	return ret;
+}
+
+int hda_dsp_cl_boot_firmware_skl(struct snd_sof_dev *sdev)
+{
+	struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+	const struct sof_intel_dsp_desc *chip = hda->desc;
+	struct snd_dma_buffer dmab_bdl;
+	struct snd_dma_buffer dmab;
+	unsigned int reg;
+	u32 flags;
+	int ret;
+
+	ret = cl_dsp_init_skl(sdev, &dmab, &dmab_bdl);
+
+	/* retry enabling core and ROM load. seemed to help */
+	if (ret < 0) {
+		ret = cl_dsp_init_skl(sdev, &dmab, &dmab_bdl);
+		if (ret < 0) {
+			dev_err(sdev->dev, "Error code=%#x: FW status=%#x\n",
+				snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_SRAM_REG_ROM_ERROR),
+				snd_sof_dsp_read(sdev, HDA_DSP_BAR, chip->rom_status_reg));
+			dev_err(sdev->dev, "Core En/ROM load fail:%d\n", ret);
+			return ret;
+		}
+	}
+
+	dev_dbg(sdev->dev, "ROM init successful\n");
+
+	/* at this point DSP ROM has been initialized and should be ready for
+	 * code loading and firmware boot
+	 */
+	ret = cl_copy_fw_skl(sdev, &dmab);
+	if (ret < 0) {
+		dev_err(sdev->dev, "%s: load firmware failed : %d\n", __func__, ret);
+		goto err;
+	}
+
+	ret = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_BAR,
+					    chip->rom_status_reg, reg,
+					    ((reg & HDA_DSP_ROM_STS_MASK)
+					     == HDA_DSP_ROM_RFW_START),
+					    HDA_DSP_REG_POLL_INTERVAL_US,
+					    HDA_DSP_BASEFW_TIMEOUT_US);
+
+	dev_dbg(sdev->dev, "Firmware download successful, booting...\n");
+
+	cl_skl_cldma_stream_run(sdev, false);
+	cl_cleanup_skl(sdev, &dmab, &dmab_bdl);
+
+	if (!ret)
+		return chip->init_core_mask;
+
+	return ret;
+
+err:
+	flags = SOF_DBG_DUMP_PCI | SOF_DBG_DUMP_MBOX;
+
+	snd_sof_dsp_dbg_dump(sdev, "Boot failed\n", flags);
+
+	/* power down DSP */
+	hda_dsp_core_reset_power_down(sdev, chip->init_core_mask);
+	cl_skl_cldma_stream_run(sdev, false);
+	cl_cleanup_skl(sdev, &dmab, &dmab_bdl);
+
+	dev_err(sdev->dev, "%s: load fw failed err: %d\n", __func__, ret);
+	return ret;
+}
diff --git a/sound/soc/sof/intel/hda.c b/sound/soc/sof/intel/hda.c
index d34cd4d341c5..61c924ec6df3 100644
--- a/sound/soc/sof/intel/hda.c
+++ b/sound/soc/sof/intel/hda.c
@@ -999,6 +999,8 @@ int hda_dsp_probe(struct snd_sof_dev *sdev)
 
 	INIT_DELAYED_WORK(&hdev->d0i3_work, hda_dsp_d0i3_work);
 
+	init_waitqueue_head(&hdev->waitq);
+
 	return 0;
 
 free_ipc_irq:
diff --git a/sound/soc/sof/intel/hda.h b/sound/soc/sof/intel/hda.h
index 36445482a122..e100e1597f29 100644
--- a/sound/soc/sof/intel/hda.h
+++ b/sound/soc/sof/intel/hda.h
@@ -359,6 +359,7 @@
 #endif
 
 /* Intel HD Audio SRAM Window 0*/
+#define HDA_DSP_SRAM_REG_ROM_STATUS_SKL	0x8000
 #define HDA_ADSP_SRAM0_BASE_SKL		0x8000
 
 /* Firmware status window */
@@ -449,6 +450,9 @@ struct sof_intel_hda_dev {
 
 	/* FW clock config, 0:HPRO, 1:LPRO */
 	bool clk_config_lpro;
+
+	wait_queue_head_t waitq;
+	bool code_loading;
 };
 
 static inline struct hdac_bus *sof_to_bus(struct snd_sof_dev *s)
@@ -497,6 +501,7 @@ int hda_dsp_core_reset_power_down(struct snd_sof_dev *sdev,
 int hda_dsp_core_get(struct snd_sof_dev *sdev, int core);
 void hda_dsp_ipc_int_enable(struct snd_sof_dev *sdev);
 void hda_dsp_ipc_int_disable(struct snd_sof_dev *sdev);
+bool hda_dsp_core_is_enabled(struct snd_sof_dev *sdev, unsigned int core_mask);
 
 int hda_dsp_set_power_state(struct snd_sof_dev *sdev,
 			    const struct sof_dsp_power_state *target_state);
@@ -696,6 +701,8 @@ extern struct snd_soc_dai_driver skl_dai[];
  */
 extern struct snd_sof_dsp_ops sof_hda_common_ops;
 
+extern struct snd_sof_dsp_ops sof_skl_ops;
+int sof_skl_ops_init(struct snd_sof_dev *sdev);
 extern struct snd_sof_dsp_ops sof_apl_ops;
 int sof_apl_ops_init(struct snd_sof_dev *sdev);
 extern struct snd_sof_dsp_ops sof_cnl_ops;
@@ -705,6 +712,7 @@ int sof_tgl_ops_init(struct snd_sof_dev *sdev);
 extern struct snd_sof_dsp_ops sof_icl_ops;
 int sof_icl_ops_init(struct snd_sof_dev *sdev);
 
+extern const struct sof_intel_dsp_desc skl_chip_info;
 extern const struct sof_intel_dsp_desc apl_chip_info;
 extern const struct sof_intel_dsp_desc cnl_chip_info;
 extern const struct sof_intel_dsp_desc icl_chip_info;
@@ -754,4 +762,8 @@ int hda_ctrl_dai_widget_free(struct snd_soc_dapm_widget *w, unsigned int quirk_f
 
 extern int sof_hda_position_quirk;
 
+/* SKL/KBL */
+int hda_dsp_cl_boot_firmware_skl(struct snd_sof_dev *sdev);
+int hda_dsp_core_stall_reset(struct snd_sof_dev *sdev, unsigned int core_mask);
+
 #endif
diff --git a/sound/soc/sof/intel/pci-skl.c b/sound/soc/sof/intel/pci-skl.c
new file mode 100644
index 000000000000..2b803f8b32e9
--- /dev/null
+++ b/sound/soc/sof/intel/pci-skl.c
@@ -0,0 +1,89 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018-2022 Intel Corporation. All rights reserved.
+//
+
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <sound/soc-acpi.h>
+#include <sound/soc-acpi-intel-match.h>
+#include <sound/sof.h>
+#include "../ops.h"
+#include "../sof-pci-dev.h"
+
+/* platform specific devices */
+#include "hda.h"
+
+static struct sof_dev_desc skl_desc = {
+	.machines		= snd_soc_acpi_intel_skl_machines,
+	.resindex_lpe_base	= 0,
+	.resindex_pcicfg_base	= -1,
+	.resindex_imr_base	= -1,
+	.chip_info = &skl_chip_info,
+	.irqindex_host_ipc	= -1,
+	.ipc_supported_mask	= BIT(SOF_INTEL_IPC4),
+	.ipc_default		= SOF_INTEL_IPC4,
+	.default_fw_path = {
+		[SOF_INTEL_IPC4] = "intel/avs/skl",
+	},
+	.default_tplg_path = {
+		[SOF_INTEL_IPC4] = "intel/avs-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_INTEL_IPC4] = "dsp_basefw.bin",
+	},
+	.nocodec_tplg_filename = "sof-skl-nocodec.tplg",
+	.ops = &sof_skl_ops,
+};
+
+static struct sof_dev_desc kbl_desc = {
+	.machines		= snd_soc_acpi_intel_kbl_machines,
+	.resindex_lpe_base	= 0,
+	.resindex_pcicfg_base	= -1,
+	.resindex_imr_base	= -1,
+	.chip_info = &skl_chip_info,
+	.irqindex_host_ipc	= -1,
+	.ipc_supported_mask	= BIT(SOF_INTEL_IPC4),
+	.ipc_default		= SOF_INTEL_IPC4,
+	.default_fw_path = {
+		[SOF_INTEL_IPC4] = "intel/avs/kbl",
+	},
+	.default_tplg_path = {
+		[SOF_INTEL_IPC4] = "intel/avs-tplg",
+	},
+	.default_fw_filename = {
+		[SOF_INTEL_IPC4] = "dsp_basefw.bin",
+	},
+	.nocodec_tplg_filename = "sof-kbl-nocodec.tplg",
+	.ops = &sof_skl_ops,
+};
+
+/* PCI IDs */
+static const struct pci_device_id sof_pci_ids[] = {
+	/* Sunrise Point-LP */
+	{ PCI_DEVICE(0x8086, 0x9d70), .driver_data = (unsigned long)&skl_desc},
+	/* KBL */
+	{ PCI_DEVICE(0x8086, 0x9d71), .driver_data = (unsigned long)&kbl_desc},
+	{ 0, }
+};
+MODULE_DEVICE_TABLE(pci, sof_pci_ids);
+
+/* pci_driver definition */
+static struct pci_driver snd_sof_pci_intel_skl_driver = {
+	.name = "sof-audio-pci-intel-skl",
+	.id_table = sof_pci_ids,
+	.probe = hda_pci_intel_probe,
+	.remove = sof_pci_remove,
+	.shutdown = sof_pci_shutdown,
+	.driver = {
+		.pm = &sof_pci_pm,
+	},
+};
+module_pci_driver(snd_sof_pci_intel_skl_driver);
+
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_IMPORT_NS(SND_SOC_SOF_INTEL_HDA_COMMON);
+MODULE_IMPORT_NS(SND_SOC_SOF_PCI_DEV);
diff --git a/sound/soc/sof/intel/skl.c b/sound/soc/sof/intel/skl.c
new file mode 100644
index 000000000000..e13c8a4b4634
--- /dev/null
+++ b/sound/soc/sof/intel/skl.c
@@ -0,0 +1,69 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// This file is provided under a dual BSD/GPLv2 license.  When using or
+// redistributing this file, you may do so under either license.
+//
+// Copyright(c) 2018-2022 Intel Corporation. All rights reserved.
+//
+
+/*
+ * Hardware interface for audio DSP on Skylake and Kabylake.
+ */
+
+#include <linux/delay.h>
+#include <linux/device.h>
+#include <linux/dma-mapping.h>
+#include <linux/firmware.h>
+#include <linux/fs.h>
+#include <linux/interrupt.h>
+#include <linux/module.h>
+#include <linux/slab.h>
+#include <linux/pci.h>
+#include <linux/pm_runtime.h>
+#include <sound/hdaudio_ext.h>
+#include <sound/pcm_params.h>
+#include <sound/sof.h>
+
+#include "../sof-priv.h"
+#include "../ops.h"
+#include "hda.h"
+#include "../sof-audio.h"
+
+#define SRAM_MEMORY_WINDOW_BASE 0x8000
+
+static const __maybe_unused struct snd_sof_debugfs_map skl_dsp_debugfs[] = {
+	{"hda", HDA_DSP_HDA_BAR, 0, 0x4000},
+	{"pp", HDA_DSP_PP_BAR,  0, 0x1000},
+	{"dsp", HDA_DSP_BAR,  0, 0x10000},
+};
+
+static int __maybe_unused skl_dsp_ipc_get_window_offset(struct snd_sof_dev *sdev, u32 id)
+{
+	return SRAM_MEMORY_WINDOW_BASE + (0x2000 * id);
+}
+
+/* skylake ops */
+struct snd_sof_dsp_ops sof_skl_ops = {
+	/*
+	 * the ops are left empty at this stage since the SOF releases do not
+	 * support SKL/KBL.
+	 * The ops will be populated when support for the Intel IPC4 is added
+	 * to the SOF driver
+	 */
+};
+EXPORT_SYMBOL(sof_skl_ops);
+
+const struct sof_intel_dsp_desc skl_chip_info = {
+	.cores_num = 2,
+	.init_core_mask = 1,
+	.host_managed_cores_mask = GENMASK(1, 0),
+	.ipc_req = HDA_DSP_REG_HIPCI,
+	.ipc_req_mask = HDA_DSP_REG_HIPCI_BUSY,
+	.ipc_ack = HDA_DSP_REG_HIPCIE,
+	.ipc_ack_mask = HDA_DSP_REG_HIPCIE_DONE,
+	.ipc_ctl = HDA_DSP_REG_HIPCCTL,
+	.rom_status_reg = HDA_DSP_SRAM_REG_ROM_STATUS_SKL,
+	.rom_init_timeout	= 300,
+	.check_ipc_irq	= hda_dsp_check_ipc_irq,
+};
+EXPORT_SYMBOL_NS(skl_chip_info, SND_SOC_SOF_INTEL_HDA_COMMON);
