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2022-06-06ASoC: SOF: mediatek: mt8195 suspend check dsp idleYC Hung
During suspend flow, sof_suspend will be called and the pm_ops->ctx_save callback notifies DSP of the upcoming power down. Upon receipt of the ctx_save IPC, the DSP will start the D3 transition. Before the DSP enter idle, an interrupt is generated to notify the host of the power state change. Since the host and DSP are two different processors, there could be a race condition, which can be avoided by polling with 1s timeout and 500us intervals Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com> Signed-off-by: YC Hung <yc.hung@mediatek.com> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20220606210212.146626-6-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
2022-06-06ASoC: SOF: mediatek: mt8195 modify dram type as non-cacheYC Hung
Modify dram as non-cache memory type to avoid wrong access between host and dsp side and get the size of shared dma from device tree. Reviewed-by: Curtis Malainey <cujomalainey@chromium.org> Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Signed-off-by: YC Hung <yc.hung@mediatek.com> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20220606210212.146626-5-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
2022-06-06ASoC: SOF: mediatek: Add shared_size for mediatek common chip informationYC Hung
Add shared_size for mediatek common chip information which is used for audio and trace dma. Reviewed-by: Curtis Malainey <cujomalainey@chromium.org> Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Signed-off-by: YC Hung <yc.hung@mediatek.com> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20220606210212.146626-4-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
2022-06-06ASoC: SOF: mediatek: revise mt8195 clock sequenceYC Hung
clock enable : enable and set audio_h selection as 26M. Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com> Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com> Signed-off-by: YC Hung <yc.hung@mediatek.com> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20220606210212.146626-3-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
2022-05-20ASoC: SOF: mediatek: add debug dumpMark Brown
Merge series from Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>: Add the ability to generate debug dumps on MediaTek SOF implementations.
2022-05-19ASoC: SOF: mediatek: remove duplicate include in mt8195.cWan Jiabing
Fix following checkincludes.pl warning: sound/soc/sof/mediatek/mt8195/mt8195.c: linux/of_platform.h is included more than once. Signed-off-by: Wan Jiabing <wanjiabing@vivo.com> Link: https://lore.kernel.org/r/20220518125902.13407-1-wanjiabing@vivo.com Signed-off-by: Mark Brown <broonie@kernel.org>
2022-05-19ASoC: SOF: mediatek: Add mt8195 debug dumpYC Hung
Add mt8195_adsp_dump in mt8195.c for debug_dump callback to dump mt8195 debug registers and call mtk_adsp_dump. Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Signed-off-by: YC Hung <yc.hung@mediatek.com> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20220517173109.468568-3-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
2022-05-19ASoC: SOF: mediatek: Add mediatek common debug dumpYC Hung
1.Add mtk-adsp-common.c file for mediatek platforms common usage. 2.Add mtk_adsp_dump implementation in mtk-adsp-common.c for general debug dump. Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Signed-off-by: YC Hung <yc.hung@mediatek.com> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20220517173109.468568-2-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
2022-05-16ASoC: SOF: mediatek: Add mt8186 ipc supportTinghan Shen
mt8186 DSP uses two hardware mailbox IP to communicate with AP. One mailbox is used for requests coming from AP, and the other one is for requests from DSP. Signed-off-by: Allen-KH Cheng <Allen-KH.Cheng@mediatek.com> Signed-off-by: Tinghan Shen <tinghan.shen@mediatek.com> Link: https://lore.kernel.org/r/20220512082215.3018-4-tinghan.shen@mediatek.com Signed-off-by: Mark Brown <broonie@kernel.org>
2022-05-16ASoC: SOF: mediatek: Add ipc support for mt8195Allen-KH Cheng
This patch adds mt8195 IPC support by using mailbox. On mt8195 resource, there are two mboxes used to handle ipc request and reply. We create a mtk-adsp-ipc client device to request mbox controllers. Signed-off-by: Allen-KH Cheng <Allen-KH.Cheng@mediatek.com> Reported-by: kernel test robot <lkp@intel.com> Link: https://lore.kernel.org/r/20220512082215.3018-3-tinghan.shen@mediatek.com Signed-off-by: Mark Brown <broonie@kernel.org>
2022-04-29ASoC: SOF: mediatek: mt8195: Do not set the load_module opsPeter Ujfalusi
The used firmware loader (snd_sof_load_firmware_memcpy) can use the generic module loading, which is by default uses the same implementation as the snd_sof_parse_module_memcpy. No need to set the callback for this platform. Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com> Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com> Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Reviewed-by: Rander Wang <rander.wang@intel.com> Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Link: https://lore.kernel.org/r/20220425221129.124615-9-ranjani.sridharan@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
2022-04-27ASoC: SOF: mediatek: Fix allyesconfig build errorTinghan Shen
ld: sound/soc/sof/mediatek/mt8186/mt8186-clk.o:(.opd+0x18): multiple definition of `adsp_clock_on'; sound/soc/sof/mediatek/mt8195/mt8195-clk.o:(.opd+0x60): first defined here ld: sound/soc/sof/mediatek/mt8186/mt8186-clk.o: in function `.adsp_clock_on': ld: sound/soc/sof/mediatek/mt8186/mt8186-clk.o:(.opd+0x30): multiple definition of `adsp_clock_off'; sound/soc/sof/mediatek/mt8195/mt8195-clk.o:(.opd+0x78): first defined here ld: sound/soc/sof/mediatek/mt8186/mt8186-clk.o: in function `.adsp_clock_off': ld: sound/soc/sof/mediatek/mt8186/mt8186-loader.o:(.opd+0x0): multiple definition of `sof_hifixdsp_boot_sequence'; sound/soc/sof/mediatek/mt8195/mt8195-loader.o:(.opd+0x0): first defined here ld: sound/soc/sof/mediatek/mt8186/mt8186-loader.o: in function `.sof_hifixdsp_boot_sequence': ld: sound/soc/sof/mediatek/mt8186/mt8186-loader.o:(.opd+0x18): multiple definition of `sof_hifixdsp_shutdown'; sound/soc/sof/mediatek/mt8195/mt8195-loader.o:(.opd+0x18): first defined here ld: sound/soc/sof/mediatek/mt8186/mt8186-loader.o: in function `.sof_hifixdsp_shutdown': Fixes: 570c14dc92d5 ("ASoC: SOF: mediatek: Add mt8186 sof fw loader and dsp ops") Fixes: 210b3ab932f7 ("ASoC: SOF: mediatek: Add mt8186 dsp clock support") Signed-off-by: Tinghan Shen <tinghan.shen@mediatek.com> Link: https://lore.kernel.org/r/20220427071030.10172-1-tinghan.shen@mediatek.com Signed-off-by: Mark Brown <broonie@kernel.org>
2022-04-27ASoC: SOF: mediatek: mt8195 change ipc timeout as 1 secondYC Hung
The IPC message sending can take longer than the default 500ms during system boot up due to the concurrent loading of different drivers. Increase the IPC timeout to 1 second to avoid timeout errors due to Linux load and scheduling. Reviewed-by: Curtis Malainey <cujomalainey@chromium.org> Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com> Signed-off-by: YC Hung <yc.hung@mediatek.com> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20220426183459.102251-1-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
2022-04-25ASoC: SOF: mediatek: Add DSP system PM callback for mt8186Tinghan Shen
Add DSP system PM callback for suspend and resume Signed-off-by: Allen-KH Cheng <allen-kh.cheng@mediatek.com> Signed-off-by: Tinghan Shen <tinghan.shen@mediatek.com> Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Reviewed-by: Yaochun Hung <yc.hung@mediatek.com> Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20220422055659.8738-5-tinghan.shen@mediatek.com Signed-off-by: Mark Brown <broonie@kernel.org>
2022-04-25ASoC: SOF: mediatek: Add mt8186 dsp clock supportTinghan Shen
Add adsp clock on/off support on mt8186 SoC. Signed-off-by: Allen-KH Cheng <allen-kh.cheng@mediatek.com> Signed-off-by: Tinghan Shen <tinghan.shen@mediatek.com> Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Reviewed-by: Yaochun Hung <yc.hung@mediatek.com> Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20220422055659.8738-4-tinghan.shen@mediatek.com Signed-off-by: Mark Brown <broonie@kernel.org>
2022-04-25ASoC: SOF: mediatek: Add mt8186 sof fw loader and dsp opsTinghan Shen
Add mt8186-loader module with ops callback to load and run firmware on mt8186 SoC. Signed-off-by: Allen-KH Cheng <allen-kh.cheng@mediatek.com> Signed-off-by: Tinghan Shen <tinghan.shen@mediatek.com> Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Reviewed-by: Yaochun Hung <yc.hung@mediatek.com> Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20220422055659.8738-3-tinghan.shen@mediatek.com Signed-off-by: Mark Brown <broonie@kernel.org>
2022-04-25ASoC: SOF: mediatek: Add mt8186 hardware supportTinghan Shen
Add support of SOF on Mediatek mt8186 SoC. MT8186 has 2 Cortex A76 cores paired with 6 Cortex A55 cores. It also has Cadence HiFi-5 DSP single core. The IPC communication between AP and DSP is based on shared DRAM and mailbox interrupt. Signed-off-by: Allen-KH Cheng <allen-kh.cheng@mediatek.com> Signed-off-by: Tinghan Shen <tinghan.shen@mediatek.com> Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Reviewed-by: Yaochun Hung <yc.hung@mediatek.com> Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20220422055659.8738-2-tinghan.shen@mediatek.com Signed-off-by: Mark Brown <broonie@kernel.org>
2022-04-19ASoC: SOF: remove const qualifier for 'struct snd_sof_dsp_ops'Pierre-Louis Bossart
Now that we start having multiple platforms with minor variants, the use of the const qualifier for 'dsp_ops' is starting to be sub-optimal: the structures are copied across platforms, with only a couple of members that differ. This patch removes the const qualifier without any functionality changes, and adds an optional initialization callback. In follow-up patches, the dsp_ops will revisited for Intel HDaudio platforms, with the differences added programmatically over a common baseline. Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com> Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com> Reviewed-by: Rander Wang <rander.wang@intel.com> Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com> Link: https://lore.kernel.org/r/20220414184817.362215-9-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
2022-04-19ASoC: SOF: add IPC-dependent file namesPierre-Louis Bossart
To avoid misleading file names, use different names for INTEL_IPC4 firmware files. Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com> Reviewed-by: Rander Wang <rander.wang@intel.com> Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com> Reviewed-by: Chao Song <chao.song@intel.com> Link: https://lore.kernel.org/r/20220414184817.362215-5-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
2022-04-19ASoC: SOF: add default IPC capability and file pathsPierre-Louis Bossart
This patch adds a default IPC type for each platform, along with file paths to be used for each IPC type. To make reviews simpler, we only modify platform descriptors in this table, the information will be used in the next patch. The Intel IPCv4 is only supported on Intel platforms after APL, and not by default. In follow-up patches, support for SKL and KBL will be added, and in those two cases the IPCv4 will be the default (and only supported mode). Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com> Reviewed-by: Rander Wang <rander.wang@intel.com> Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com> Link: https://lore.kernel.org/r/20220414184817.362215-4-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
2022-04-19ASoC: SOF: add path indirection to each IPC typePierre-Louis Bossart
With the addition of the IPCv4, we need the ability to select different paths for firmware and topologies. First add an indirection. Follow-up patches will add mechanisms to select a default IPC or override it. No functionality change in this patch. Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com> Reviewed-by: Rander Wang <rander.wang@intel.com> Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com> Link: https://lore.kernel.org/r/20220414184817.362215-3-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
2022-04-07ASoC: SOF: mediatek: mt8195 add shutdown callbackYC Hung
Add mt8195 shutdown callback function implementation to ensure that shutdown flow is called to shutdown dsp core, disable adsp clock, and power off dsp sram correctly during reboot flow. Signed-off-by: YC Hung <yc.hung@mediatek.com> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com> Link: https://lore.kernel.org/r/20220406194048.289787-3-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
2021-12-15ASoC: SOF: OF: Avoid reverse module dependencyDaniel Baluta
Similar with commit 8a49cd11e68ed0 ("ASoC: SOF: ACPI: avoid reverse module dependency") we will be having hardware specific drivers that link against a common "helper" framework. sof-of-dev.c becomes a library with the interface defined in the newly created file sof-of-dev.h. This is the final step started with Kconfig simplification in commit 7548a391c53ca ("ASoC: SOF: i.MX: simplify Kconfig") Signed-off-by: Daniel Baluta <daniel.baluta@nxp.com> Reviewed-by: Paul Olaru <paul.olaru@oss.nxp.com> Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com> Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20211215085703.137414-1-daniel.baluta@oss.nxp.com Signed-off-by: Mark Brown <broonie@kernel.org>
2021-11-26ASoC: SOF: mediatek: Use %pR/%pa to print resources/physical addressesGeert Uytterhoeven
On 32-bit with CONFIG_ARCH_DMA_ADDR_T_64BIT=n: sound/soc/sof/mediatek/mt8195/mt8195.c: In function ‘platform_parse_resource’: sound/soc/sof/mediatek/mt8195/mt8195.c:51:15: error: format ‘%llx’ expects argument of type ‘long long unsigned int’, but argument 4 has type ‘unsigned int’ [-Werror=format=] 51 | dev_dbg(dev, "DMA pbase=0x%llx, size=0x%llx\n", | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ sound/soc/sof/mediatek/mt8195/mt8195.c: In function ‘adsp_memory_remap_init’: sound/soc/sof/mediatek/mt8195/mt8195.c:167:15: error: format ‘%llx’ expects argument of type ‘long long unsigned int’, but argument 4 has type ‘phys_addr_t’ {aka ‘unsigned int’} [-Werror=format=] 167 | dev_dbg(dev, "adsp->pa_dram %llx, offset %#x\n", adsp->pa_dram, offset); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ sound/soc/sof/mediatek/mt8195/mt8195.c: In function ‘adsp_shared_base_ioremap’: sound/soc/sof/mediatek/mt8195/mt8195.c:196:15: error: format ‘%llx’ expects argument of type ‘long long unsigned int’, but argument 5 has type ‘phys_addr_t’ {aka ‘unsigned int’} [-Werror=format=] 196 | dev_dbg(dev, "shared-dram vbase=%p, phy addr :%llx, size=%#x\n", | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Fix the first cases by printing the full resource using %pR. Fix the other cases by printing the physical addresses using %pa. Reported-by: noreply@ellerman.id.au Fixes: 32d7e03d26fd9318 ("ASoC: SOF: mediatek: Add mt8195 hardware support") Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> Link: https://lore.kernel.org/r/20211123103013.73645-1-geert@linux-m68k.org Signed-off-by: Mark Brown <broonie@kernel.org>
2021-11-25ASoC: SOF: mediatek: Add missing of_node_put() in platform_parse_resource()Yang Yingliang
The node pointer is returned by of_parse_phandle() with refcount incremented in platform_parse_resource(). Calling of_node_put() to aovid the refcount leak. Reported-by: Hulk Robot <hulkci@huawei.com> Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> Link: https://lore.kernel.org/r/20211125071608.3056715-1-yangyingliang@huawei.com Signed-off-by: Mark Brown <broonie@kernel.org>
2021-11-18ASoC: SOF: mediatek: Add DSP system PM callback for mt8195YC Hung
Add DSP system PM callback for suspend and resume Signed-off-by: YC Hung <yc.hung@mediatek.com> Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com> Signed-off-by: Daniel Baluta <daniel.baluta@nxp.com> Link: https://lore.kernel.org/r/20211118100749.54628-9-daniel.baluta@oss.nxp.com Signed-off-by: Mark Brown <broonie@kernel.org>
2021-11-18ASoC: SOF: mediatek: Add mt8195 dsp clock supportYC Hung
Add adsp clock on/off support on mt8195 platform. Signed-off-by: YC Hung <yc.hung@mediatek.com> Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com> Signed-off-by: Daniel Baluta <daniel.baluta@nxp.com> Link: https://lore.kernel.org/r/20211118100749.54628-8-daniel.baluta@oss.nxp.com Signed-off-by: Mark Brown <broonie@kernel.org>
2021-11-18ASoC: SOF: mediatek: Add dai driver dsp ops callback for mt8195YC Hung
Add dsp ops callback to register AFE DL2/DL3/UL4/UL5 sof dai's with ALSA Signed-off-by: YC Hung <yc.hung@mediatek.com> Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com> Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com> Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com> Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com> Signed-off-by: Daniel Baluta <daniel.baluta@nxp.com> Link: https://lore.kernel.org/r/20211118100749.54628-7-daniel.baluta@oss.nxp.com Signed-off-by: Mark Brown <broonie@kernel.org>
2021-11-18ASoC: SOF: mediatek: Add fw loader and mt8195 dsp ops to load firmwareYC Hung
Add mt8195-loader module with ops callback to load and run firmware on mt8195 platform. Signed-off-by: YC Hung <yc.hung@mediatek.com> Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com> Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com> Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com> Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com> Signed-off-by: Daniel Baluta <daniel.baluta@nxp.com> Link: https://lore.kernel.org/r/20211118100749.54628-5-daniel.baluta@oss.nxp.com Signed-off-by: Mark Brown <broonie@kernel.org>
2021-11-18ASoC: SOF: mediatek: Add mt8195 hardware supportYC Hung
This patch initialize to support SOF on Mediatek mt8195 platform. MT8195 has four Cortex A78 cores paired with four Cortex A55 cores. It also has Cadence HiFi-4 DSP single core. There are shared DRAM and mailbox interrupt between AP and DSP to use for IPC communication. Signed-off-by: YC Hung <yc.hung@mediatek.com> Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com> Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com> Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com> Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com> Signed-off-by: Daniel Baluta <daniel.baluta@nxp.com> Link: https://lore.kernel.org/r/20211118100749.54628-2-daniel.baluta@oss.nxp.com Signed-off-by: Mark Brown <broonie@kernel.org>