ASoC: SOF: Intel: initial support for Alderlake-S

Add Kconfig entries, PCI ID and chip info for Alderlake-S product.
Signed-off-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Link: https://lore.kernel.org/r/20201116142642.2106067-1-kai.vehmanen@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/sof/intel/Kconfig

@@ -29,6 +29,7 @@ config SND_SOC_SOF_INTEL_PCI
 	select SND_SOC_SOF_TIGERLAKE   if SND_SOC_SOF_TIGERLAKE_SUPPORT
 	select SND_SOC_SOF_ELKHARTLAKE if SND_SOC_SOF_ELKHARTLAKE_SUPPORT
 	select SND_SOC_SOF_JASPERLAKE  if SND_SOC_SOF_JASPERLAKE_SUPPORT
+	select SND_SOC_SOF_ALDERLAKE   if SND_SOC_SOF_ALDERLAKE_SUPPORT
 	help
 	  This option is not user-selectable but automagically handled by
 	  'select' statements at a higher level.
@@ -269,6 +270,21 @@ config SND_SOC_SOF_JASPERLAKE
 	  This option is not user-selectable but automagically handled by
 	  'select' statements at a higher level.
 
+config SND_SOC_SOF_ALDERLAKE_SUPPORT
+	bool "SOF support for Alderlake"
+	help
+	  This adds support for Sound Open Firmware for Intel(R) platforms
+	  using the Alderlake processors.
+	  Say Y if you have such a device.
+	  If unsure select "N".
+
+config SND_SOC_SOF_ALDERLAKE
+	tristate
+	select SND_SOC_SOF_HDA_COMMON
+	help
+	  This option is not user-selectable but automagically handled by
+	  'select' statements at a higher level
+
 config SND_SOC_SOF_HDA_COMMON
 	tristate
 	select SND_INTEL_DSP_CONFIG

sound/soc/sof/intel/hda.h

@@ -742,6 +742,7 @@ extern const struct sof_intel_dsp_desc tgl_chip_info;
 extern const struct sof_intel_dsp_desc tglh_chip_info;
 extern const struct sof_intel_dsp_desc ehl_chip_info;
 extern const struct sof_intel_dsp_desc jsl_chip_info;
+extern const struct sof_intel_dsp_desc adls_chip_info;
 
 /* machine driver select */
 void hda_machine_select(struct snd_sof_dev *sdev);

sound/soc/sof/intel/tgl.c

@@ -151,3 +151,19 @@ const struct sof_intel_dsp_desc tglh_chip_info = {
 	.ssp_base_offset = CNL_SSP_BASE_OFFSET,
 };
 EXPORT_SYMBOL_NS(tglh_chip_info, SND_SOC_SOF_INTEL_HDA_COMMON);
+
+const struct sof_intel_dsp_desc adls_chip_info = {
+	/* Alderlake-S */
+	.cores_num = 2,
+	.init_core_mask = BIT(0),
+	.host_managed_cores_mask = BIT(0),
+	.ipc_req = CNL_DSP_REG_HIPCIDR,
+	.ipc_req_mask = CNL_DSP_REG_HIPCIDR_BUSY,
+	.ipc_ack = CNL_DSP_REG_HIPCIDA,
+	.ipc_ack_mask = CNL_DSP_REG_HIPCIDA_DONE,
+	.ipc_ctl = CNL_DSP_REG_HIPCCTL,
+	.rom_init_timeout	= 300,
+	.ssp_count = ICL_SSP_COUNT,
+	.ssp_base_offset = CNL_SSP_BASE_OFFSET,
+};
+EXPORT_SYMBOL_NS(adls_chip_info, SND_SOC_SOF_INTEL_HDA_COMMON);

sound/soc/sof/sof-pci-dev.c

@@ -284,6 +284,23 @@ static const struct sof_dev_desc jsl_desc = {
 };
 #endif
 
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_ALDERLAKE)
+static const struct sof_dev_desc adls_desc = {
+	.machines		= snd_soc_acpi_intel_hda_machines,
+	.resindex_lpe_base      = 0,
+	.resindex_pcicfg_base   = -1,
+	.resindex_imr_base      = -1,
+	.irqindex_host_ipc      = -1,
+	.resindex_dma_base      = -1,
+	.chip_info = &adls_chip_info,
+	.default_fw_path = "intel/sof",
+	.default_tplg_path = "intel/sof-tplg",
+	.default_fw_filename = "sof-adl-s.ri",
+	.nocodec_tplg_filename = "sof-adl-nocodec.tplg",
+	.ops = &sof_tgl_ops,
+};
+#endif
+
 static const struct dev_pm_ops sof_pci_pm = {
 	.prepare = snd_sof_prepare,
 	.complete = snd_sof_complete,
@@ -490,6 +507,10 @@ static const struct pci_device_id sof_pci_ids[] = {
 		.driver_data = (unsigned long)&ehl_desc},
 	{ PCI_DEVICE(0x8086, 0x4b58),
 		.driver_data = (unsigned long)&ehl_desc},
+#endif
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_ALDERLAKE)
+	{ PCI_DEVICE(0x8086, 0x7ad0),
+		.driver_data = (unsigned long)&adls_desc},
 #endif
 	{ 0, }
 };