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-rw-r--r--sound/soc/sof/mediatek/Kconfig45
-rw-r--r--sound/soc/sof/mediatek/Makefile4
-rw-r--r--sound/soc/sof/mediatek/adsp_helper.h54
-rw-r--r--sound/soc/sof/mediatek/mt8186/Makefile4
-rw-r--r--sound/soc/sof/mediatek/mt8186/mt8186-clk.c101
-rw-r--r--sound/soc/sof/mediatek/mt8186/mt8186-clk.h24
-rw-r--r--sound/soc/sof/mediatek/mt8186/mt8186-loader.c58
-rw-r--r--sound/soc/sof/mediatek/mt8186/mt8186.c642
-rw-r--r--sound/soc/sof/mediatek/mt8186/mt8186.h80
-rw-r--r--sound/soc/sof/mediatek/mt8195/Makefile3
-rw-r--r--sound/soc/sof/mediatek/mt8195/mt8195-clk.c165
-rw-r--r--sound/soc/sof/mediatek/mt8195/mt8195-clk.h28
-rw-r--r--sound/soc/sof/mediatek/mt8195/mt8195-loader.c61
-rw-r--r--sound/soc/sof/mediatek/mt8195/mt8195.c713
-rw-r--r--sound/soc/sof/mediatek/mt8195/mt8195.h163
-rw-r--r--sound/soc/sof/mediatek/mtk-adsp-common.c84
-rw-r--r--sound/soc/sof/mediatek/mtk-adsp-common.h10
17 files changed, 2239 insertions, 0 deletions
diff --git a/sound/soc/sof/mediatek/Kconfig b/sound/soc/sof/mediatek/Kconfig
new file mode 100644
index 000000000..4a2eddf60
--- /dev/null
+++ b/sound/soc/sof/mediatek/Kconfig
@@ -0,0 +1,45 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+
+config SND_SOC_SOF_MTK_TOPLEVEL
+ bool "SOF support for MTK audio DSPs"
+ depends on ARM64 || COMPILE_TEST
+ depends on SND_SOC_SOF_OF
+ help
+ This adds support for Sound Open Firmware for Mediatek platforms.
+ It is top level for all mediatek platforms.
+ Say Y if you have such a device.
+ If unsure select "N".
+
+if SND_SOC_SOF_MTK_TOPLEVEL
+config SND_SOC_SOF_MTK_COMMON
+ tristate
+ select SND_SOC_SOF_OF_DEV
+ select SND_SOC_SOF
+ select SND_SOC_SOF_IPC3
+ select SND_SOC_SOF_XTENSA
+ select SND_SOC_SOF_COMPRESS
+ help
+ This option is not user-selectable but automagically handled by
+ 'select' statements at a higher level
+
+config SND_SOC_SOF_MT8186
+ tristate "SOF support for MT8186 audio DSP"
+ select SND_SOC_SOF_MTK_COMMON
+ depends on MTK_ADSP_IPC
+ help
+ This adds support for Sound Open Firmware for Mediatek platforms
+ using the mt8186 processors.
+ Say Y if you have such a device.
+ If unsure select "N".
+
+config SND_SOC_SOF_MT8195
+ tristate "SOF support for MT8195 audio DSP"
+ select SND_SOC_SOF_MTK_COMMON
+ depends on MTK_ADSP_IPC
+ help
+ This adds support for Sound Open Firmware for Mediatek platforms
+ using the mt8195 processors.
+ Say Y if you have such a device.
+ If unsure select "N".
+
+endif ## SND_SOC_SOF_MTK_TOPLEVEL
diff --git a/sound/soc/sof/mediatek/Makefile b/sound/soc/sof/mediatek/Makefile
new file mode 100644
index 000000000..29c5afb2f
--- /dev/null
+++ b/sound/soc/sof/mediatek/Makefile
@@ -0,0 +1,4 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+obj-$(CONFIG_SND_SOC_SOF_MTK_COMMON) += mtk-adsp-common.o
+obj-$(CONFIG_SND_SOC_SOF_MT8195) += mt8195/
+obj-$(CONFIG_SND_SOC_SOF_MT8186) += mt8186/
diff --git a/sound/soc/sof/mediatek/adsp_helper.h b/sound/soc/sof/mediatek/adsp_helper.h
new file mode 100644
index 000000000..d41e904e6
--- /dev/null
+++ b/sound/soc/sof/mediatek/adsp_helper.h
@@ -0,0 +1,54 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+/*
+ * Copyright (c) 2021 MediaTek Corporation. All rights reserved.
+ */
+
+#ifndef __MTK_ADSP_HELPER_H__
+#define __MTK_ADSP_HELPER_H__
+
+#include <linux/firmware/mediatek/mtk-adsp-ipc.h>
+
+/*
+ * Global important adsp data structure.
+ */
+struct mtk_adsp_chip_info {
+ phys_addr_t pa_sram;
+ phys_addr_t pa_dram; /* adsp dram physical base */
+ phys_addr_t pa_shared_dram; /* adsp dram physical base */
+ phys_addr_t pa_cfgreg;
+ u32 sramsize;
+ u32 dramsize;
+ u32 cfgregsize;
+ u32 shared_size;
+ void __iomem *va_sram; /* corresponding to pa_sram */
+ void __iomem *va_dram; /* corresponding to pa_dram */
+ void __iomem *va_cfgreg;
+ void __iomem *shared_sram; /* part of va_sram */
+ void __iomem *shared_dram; /* part of va_dram */
+ phys_addr_t adsp_bootup_addr;
+ int dram_offset; /*dram offset between system and dsp view*/
+
+ phys_addr_t pa_secreg;
+ u32 secregsize;
+ void __iomem *va_secreg;
+
+ phys_addr_t pa_busreg;
+ u32 busregsize;
+ void __iomem *va_busreg;
+};
+
+struct adsp_priv {
+ struct device *dev;
+ struct snd_sof_dev *sdev;
+ struct mtk_adsp_ipc *dsp_ipc;
+ struct platform_device *ipc_dev;
+ struct mtk_adsp_chip_info *adsp;
+ struct clk **clk;
+ u32 (*ap2adsp_addr)(u32 addr, void *data);
+ u32 (*adsp2ap_addr)(u32 addr, void *data);
+
+ void *private_data;
+};
+
+#endif
diff --git a/sound/soc/sof/mediatek/mt8186/Makefile b/sound/soc/sof/mediatek/mt8186/Makefile
new file mode 100644
index 000000000..c1f5fc4e2
--- /dev/null
+++ b/sound/soc/sof/mediatek/mt8186/Makefile
@@ -0,0 +1,4 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+snd-sof-mt8186-objs := mt8186.o mt8186-clk.o mt8186-loader.o
+obj-$(CONFIG_SND_SOC_SOF_MT8186) += snd-sof-mt8186.o
+
diff --git a/sound/soc/sof/mediatek/mt8186/mt8186-clk.c b/sound/soc/sof/mediatek/mt8186/mt8186-clk.c
new file mode 100644
index 000000000..2df3b7ae1
--- /dev/null
+++ b/sound/soc/sof/mediatek/mt8186/mt8186-clk.c
@@ -0,0 +1,101 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// Copyright(c) 2022 Mediatek Corporation. All rights reserved.
+//
+// Author: Allen-KH Cheng <allen-kh.cheng@mediatek.com>
+// Tinghan Shen <tinghan.shen@mediatek.com>
+//
+// Hardware interface for mt8186 DSP clock
+
+#include <linux/clk.h>
+#include <linux/pm_runtime.h>
+#include <linux/io.h>
+
+#include "../../sof-audio.h"
+#include "../../ops.h"
+#include "../adsp_helper.h"
+#include "mt8186.h"
+#include "mt8186-clk.h"
+
+static const char *adsp_clks[ADSP_CLK_MAX] = {
+ [CLK_TOP_AUDIODSP] = "audiodsp",
+ [CLK_TOP_ADSP_BUS] = "adsp_bus",
+};
+
+int mt8186_adsp_init_clock(struct snd_sof_dev *sdev)
+{
+ struct adsp_priv *priv = sdev->pdata->hw_pdata;
+ struct device *dev = sdev->dev;
+ int i;
+
+ priv->clk = devm_kcalloc(dev, ADSP_CLK_MAX, sizeof(*priv->clk), GFP_KERNEL);
+ if (!priv->clk)
+ return -ENOMEM;
+
+ for (i = 0; i < ADSP_CLK_MAX; i++) {
+ priv->clk[i] = devm_clk_get(dev, adsp_clks[i]);
+
+ if (IS_ERR(priv->clk[i]))
+ return PTR_ERR(priv->clk[i]);
+ }
+
+ return 0;
+}
+
+static int adsp_enable_all_clock(struct snd_sof_dev *sdev)
+{
+ struct adsp_priv *priv = sdev->pdata->hw_pdata;
+ struct device *dev = sdev->dev;
+ int ret;
+
+ ret = clk_prepare_enable(priv->clk[CLK_TOP_AUDIODSP]);
+ if (ret) {
+ dev_err(dev, "%s clk_prepare_enable(audiodsp) fail %d\n",
+ __func__, ret);
+ return ret;
+ }
+
+ ret = clk_prepare_enable(priv->clk[CLK_TOP_ADSP_BUS]);
+ if (ret) {
+ dev_err(dev, "%s clk_prepare_enable(adsp_bus) fail %d\n",
+ __func__, ret);
+ clk_disable_unprepare(priv->clk[CLK_TOP_AUDIODSP]);
+ return ret;
+ }
+
+ return 0;
+}
+
+static void adsp_disable_all_clock(struct snd_sof_dev *sdev)
+{
+ struct adsp_priv *priv = sdev->pdata->hw_pdata;
+
+ clk_disable_unprepare(priv->clk[CLK_TOP_ADSP_BUS]);
+ clk_disable_unprepare(priv->clk[CLK_TOP_AUDIODSP]);
+}
+
+int mt8186_adsp_clock_on(struct snd_sof_dev *sdev)
+{
+ struct device *dev = sdev->dev;
+ int ret;
+
+ ret = adsp_enable_all_clock(sdev);
+ if (ret) {
+ dev_err(dev, "failed to adsp_enable_clock: %d\n", ret);
+ return ret;
+ }
+ snd_sof_dsp_write(sdev, DSP_REG_BAR, ADSP_CK_EN,
+ UART_EN | DMA_EN | TIMER_EN | COREDBG_EN | CORE_CLK_EN);
+ snd_sof_dsp_write(sdev, DSP_REG_BAR, ADSP_UART_CTRL,
+ UART_BCLK_CG | UART_RSTN);
+
+ return 0;
+}
+
+void mt8186_adsp_clock_off(struct snd_sof_dev *sdev)
+{
+ snd_sof_dsp_write(sdev, DSP_REG_BAR, ADSP_CK_EN, 0);
+ snd_sof_dsp_write(sdev, DSP_REG_BAR, ADSP_UART_CTRL, 0);
+ adsp_disable_all_clock(sdev);
+}
+
diff --git a/sound/soc/sof/mediatek/mt8186/mt8186-clk.h b/sound/soc/sof/mediatek/mt8186/mt8186-clk.h
new file mode 100644
index 000000000..89c23caf0
--- /dev/null
+++ b/sound/soc/sof/mediatek/mt8186/mt8186-clk.h
@@ -0,0 +1,24 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
+
+/*
+ * Copyright (c) 2022 MediaTek Corporation. All rights reserved.
+ *
+ * Header file for the mt8186 DSP clock definition
+ */
+
+#ifndef __MT8186_CLK_H
+#define __MT8186_CLK_H
+
+struct snd_sof_dev;
+
+/* DSP clock */
+enum adsp_clk_id {
+ CLK_TOP_AUDIODSP,
+ CLK_TOP_ADSP_BUS,
+ ADSP_CLK_MAX
+};
+
+int mt8186_adsp_init_clock(struct snd_sof_dev *sdev);
+int mt8186_adsp_clock_on(struct snd_sof_dev *sdev);
+void mt8186_adsp_clock_off(struct snd_sof_dev *sdev);
+#endif
diff --git a/sound/soc/sof/mediatek/mt8186/mt8186-loader.c b/sound/soc/sof/mediatek/mt8186/mt8186-loader.c
new file mode 100644
index 000000000..946e6c432
--- /dev/null
+++ b/sound/soc/sof/mediatek/mt8186/mt8186-loader.c
@@ -0,0 +1,58 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// Copyright (c) 2022 Mediatek Corporation. All rights reserved.
+//
+// Author: Allen-KH Cheng <allen-kh.cheng@mediatek.com>
+// Tinghan Shen <tinghan.shen@mediatek.com>
+//
+// Hardware interface for mt8186 DSP code loader
+
+#include <sound/sof.h>
+#include "mt8186.h"
+#include "../../ops.h"
+
+void mt8186_sof_hifixdsp_boot_sequence(struct snd_sof_dev *sdev, u32 boot_addr)
+{
+ /* set RUNSTALL to stop core */
+ snd_sof_dsp_update_bits(sdev, DSP_REG_BAR, ADSP_HIFI_IO_CONFIG,
+ RUNSTALL, RUNSTALL);
+
+ /* enable mbox 0 & 1 IRQ */
+ snd_sof_dsp_update_bits(sdev, DSP_REG_BAR, ADSP_MBOX_IRQ_EN,
+ DSP_MBOX0_IRQ_EN | DSP_MBOX1_IRQ_EN,
+ DSP_MBOX0_IRQ_EN | DSP_MBOX1_IRQ_EN);
+
+ /* set core boot address */
+ snd_sof_dsp_write(sdev, DSP_SECREG_BAR, ADSP_ALTVEC_C0, boot_addr);
+ snd_sof_dsp_write(sdev, DSP_SECREG_BAR, ADSP_ALTVECSEL, ADSP_ALTVECSEL_C0);
+
+ /* assert core reset */
+ snd_sof_dsp_update_bits(sdev, DSP_REG_BAR, ADSP_CFGREG_SW_RSTN,
+ SW_RSTN_C0 | SW_DBG_RSTN_C0,
+ SW_RSTN_C0 | SW_DBG_RSTN_C0);
+
+ /* hardware requirement */
+ udelay(1);
+
+ /* release core reset */
+ snd_sof_dsp_update_bits(sdev, DSP_REG_BAR, ADSP_CFGREG_SW_RSTN,
+ SW_RSTN_C0 | SW_DBG_RSTN_C0,
+ 0);
+
+ /* clear RUNSTALL (bit31) to start core */
+ snd_sof_dsp_update_bits(sdev, DSP_REG_BAR, ADSP_HIFI_IO_CONFIG,
+ RUNSTALL, 0);
+}
+
+void mt8186_sof_hifixdsp_shutdown(struct snd_sof_dev *sdev)
+{
+ /* set RUNSTALL to stop core */
+ snd_sof_dsp_update_bits(sdev, DSP_REG_BAR, ADSP_HIFI_IO_CONFIG,
+ RUNSTALL, RUNSTALL);
+
+ /* assert core reset */
+ snd_sof_dsp_update_bits(sdev, DSP_REG_BAR, ADSP_CFGREG_SW_RSTN,
+ SW_RSTN_C0 | SW_DBG_RSTN_C0,
+ SW_RSTN_C0 | SW_DBG_RSTN_C0);
+}
+
diff --git a/sound/soc/sof/mediatek/mt8186/mt8186.c b/sound/soc/sof/mediatek/mt8186/mt8186.c
new file mode 100644
index 000000000..181189e00
--- /dev/null
+++ b/sound/soc/sof/mediatek/mt8186/mt8186.c
@@ -0,0 +1,642 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// Copyright(c) 2022 Mediatek Inc. All rights reserved.
+//
+// Author: Allen-KH Cheng <allen-kh.cheng@mediatek.com>
+// Tinghan Shen <tinghan.shen@mediatek.com>
+
+/*
+ * Hardware interface for audio DSP on mt8186
+ */
+
+#include <linux/delay.h>
+#include <linux/firmware.h>
+#include <linux/io.h>
+#include <linux/of_address.h>
+#include <linux/of_irq.h>
+#include <linux/of_platform.h>
+#include <linux/of_reserved_mem.h>
+#include <linux/module.h>
+
+#include <sound/sof.h>
+#include <sound/sof/xtensa.h>
+#include "../../ops.h"
+#include "../../sof-of-dev.h"
+#include "../../sof-audio.h"
+#include "../adsp_helper.h"
+#include "mt8186.h"
+#include "mt8186-clk.h"
+
+static int mt8186_get_mailbox_offset(struct snd_sof_dev *sdev)
+{
+ return MBOX_OFFSET;
+}
+
+static int mt8186_get_window_offset(struct snd_sof_dev *sdev, u32 id)
+{
+ return MBOX_OFFSET;
+}
+
+static int mt8186_send_msg(struct snd_sof_dev *sdev,
+ struct snd_sof_ipc_msg *msg)
+{
+ struct adsp_priv *priv = sdev->pdata->hw_pdata;
+
+ sof_mailbox_write(sdev, sdev->host_box.offset, msg->msg_data,
+ msg->msg_size);
+
+ return mtk_adsp_ipc_send(priv->dsp_ipc, MTK_ADSP_IPC_REQ, MTK_ADSP_IPC_OP_REQ);
+}
+
+static void mt8186_get_reply(struct snd_sof_dev *sdev)
+{
+ struct snd_sof_ipc_msg *msg = sdev->msg;
+ struct sof_ipc_reply reply;
+ int ret = 0;
+
+ if (!msg) {
+ dev_warn(sdev->dev, "unexpected ipc interrupt\n");
+ return;
+ }
+
+ /* get reply */
+ sof_mailbox_read(sdev, sdev->host_box.offset, &reply, sizeof(reply));
+ if (reply.error < 0) {
+ memcpy(msg->reply_data, &reply, sizeof(reply));
+ ret = reply.error;
+ } else {
+ /* reply has correct size? */
+ if (reply.hdr.size != msg->reply_size) {
+ dev_err(sdev->dev, "error: reply expected %zu got %u bytes\n",
+ msg->reply_size, reply.hdr.size);
+ ret = -EINVAL;
+ }
+
+ /* read the message */
+ if (msg->reply_size > 0)
+ sof_mailbox_read(sdev, sdev->host_box.offset,
+ msg->reply_data, msg->reply_size);
+ }
+
+ msg->reply_error = ret;
+}
+
+static void mt8186_dsp_handle_reply(struct mtk_adsp_ipc *ipc)
+{
+ struct adsp_priv *priv = mtk_adsp_ipc_get_data(ipc);
+ unsigned long flags;
+
+ spin_lock_irqsave(&priv->sdev->ipc_lock, flags);
+ mt8186_get_reply(priv->sdev);
+ snd_sof_ipc_reply(priv->sdev, 0);
+ spin_unlock_irqrestore(&priv->sdev->ipc_lock, flags);
+}
+
+static void mt8186_dsp_handle_request(struct mtk_adsp_ipc *ipc)
+{
+ struct adsp_priv *priv = mtk_adsp_ipc_get_data(ipc);
+ u32 p; /* panic code */
+ int ret;
+
+ /* Read the message from the debug box. */
+ sof_mailbox_read(priv->sdev, priv->sdev->debug_box.offset + 4,
+ &p, sizeof(p));
+
+ /* Check to see if the message is a panic code 0x0dead*** */
+ if ((p & SOF_IPC_PANIC_MAGIC_MASK) == SOF_IPC_PANIC_MAGIC) {
+ snd_sof_dsp_panic(priv->sdev, p, true);
+ } else {
+ snd_sof_ipc_msgs_rx(priv->sdev);
+
+ /* tell DSP cmd is done */
+ ret = mtk_adsp_ipc_send(priv->dsp_ipc, MTK_ADSP_IPC_RSP, MTK_ADSP_IPC_OP_RSP);
+ if (ret)
+ dev_err(priv->dev, "request send ipc failed");
+ }
+}
+
+static struct mtk_adsp_ipc_ops dsp_ops = {
+ .handle_reply = mt8186_dsp_handle_reply,
+ .handle_request = mt8186_dsp_handle_request,
+};
+
+static int platform_parse_resource(struct platform_device *pdev, void *data)
+{
+ struct resource *mmio;
+ struct resource res;
+ struct device_node *mem_region;
+ struct device *dev = &pdev->dev;
+ struct mtk_adsp_chip_info *adsp = data;
+ int ret;
+
+ mem_region = of_parse_phandle(dev->of_node, "memory-region", 0);
+ if (!mem_region) {
+ dev_err(dev, "no dma memory-region phandle\n");
+ return -ENODEV;
+ }
+
+ ret = of_address_to_resource(mem_region, 0, &res);
+ of_node_put(mem_region);
+ if (ret) {
+ dev_err(dev, "of_address_to_resource dma failed\n");
+ return ret;
+ }
+
+ dev_dbg(dev, "DMA %pR\n", &res);
+
+ ret = of_reserved_mem_device_init(dev);
+ if (ret) {
+ dev_err(dev, "of_reserved_mem_device_init failed\n");
+ return ret;
+ }
+
+ mem_region = of_parse_phandle(dev->of_node, "memory-region", 1);
+ if (!mem_region) {
+ dev_err(dev, "no memory-region sysmem phandle\n");
+ return -ENODEV;
+ }
+
+ ret = of_address_to_resource(mem_region, 0, &res);
+ of_node_put(mem_region);
+ if (ret) {
+ dev_err(dev, "of_address_to_resource sysmem failed\n");
+ return ret;
+ }
+
+ adsp->pa_dram = (phys_addr_t)res.start;
+ if (adsp->pa_dram & DRAM_REMAP_MASK) {
+ dev_err(dev, "adsp memory(%#x) is not 4K-aligned\n",
+ (u32)adsp->pa_dram);
+ return -EINVAL;
+ }
+
+ adsp->dramsize = resource_size(&res);
+ if (adsp->dramsize < TOTAL_SIZE_SHARED_DRAM_FROM_TAIL) {
+ dev_err(dev, "adsp memory(%#x) is not enough for share\n",
+ adsp->dramsize);
+ return -EINVAL;
+ }
+
+ dev_dbg(dev, "dram pbase=%pa size=%#x\n", &adsp->pa_dram, adsp->dramsize);
+
+ mmio = platform_get_resource_byname(pdev, IORESOURCE_MEM, "cfg");
+ if (!mmio) {
+ dev_err(dev, "no ADSP-CFG register resource\n");
+ return -ENXIO;
+ }
+
+ adsp->va_cfgreg = devm_ioremap_resource(dev, mmio);
+ if (IS_ERR(adsp->va_cfgreg))
+ return PTR_ERR(adsp->va_cfgreg);
+
+ adsp->pa_cfgreg = (phys_addr_t)mmio->start;
+ adsp->cfgregsize = resource_size(mmio);
+
+ dev_dbg(dev, "cfgreg pbase=%pa size=%#x\n", &adsp->pa_cfgreg, adsp->cfgregsize);
+
+ mmio = platform_get_resource_byname(pdev, IORESOURCE_MEM, "sram");
+ if (!mmio) {
+ dev_err(dev, "no SRAM resource\n");
+ return -ENXIO;
+ }
+
+ adsp->pa_sram = (phys_addr_t)mmio->start;
+ adsp->sramsize = resource_size(mmio);
+
+ dev_dbg(dev, "sram pbase=%pa size=%#x\n", &adsp->pa_sram, adsp->sramsize);
+
+ mmio = platform_get_resource_byname(pdev, IORESOURCE_MEM, "sec");
+ if (!mmio) {
+ dev_err(dev, "no SEC register resource\n");
+ return -ENXIO;
+ }
+
+ adsp->va_secreg = devm_ioremap_resource(dev, mmio);
+ if (IS_ERR(adsp->va_secreg))
+ return PTR_ERR(adsp->va_secreg);
+
+ adsp->pa_secreg = (phys_addr_t)mmio->start;
+ adsp->secregsize = resource_size(mmio);
+
+ dev_dbg(dev, "secreg pbase=%pa size=%#x\n", &adsp->pa_secreg, adsp->secregsize);
+
+ mmio = platform_get_resource_byname(pdev, IORESOURCE_MEM, "bus");
+ if (!mmio) {
+ dev_err(dev, "no BUS register resource\n");
+ return -ENXIO;
+ }
+
+ adsp->va_busreg = devm_ioremap_resource(dev, mmio);
+ if (IS_ERR(adsp->va_busreg))
+ return PTR_ERR(adsp->va_busreg);
+
+ adsp->pa_busreg = (phys_addr_t)mmio->start;
+ adsp->busregsize = resource_size(mmio);
+
+ dev_dbg(dev, "busreg pbase=%pa size=%#x\n", &adsp->pa_busreg, adsp->busregsize);
+
+ return 0;
+}
+
+static void adsp_sram_power_on(struct snd_sof_dev *sdev)
+{
+ snd_sof_dsp_update_bits(sdev, DSP_BUSREG_BAR, ADSP_SRAM_POOL_CON,
+ DSP_SRAM_POOL_PD_MASK, 0);
+}
+
+static void adsp_sram_power_off(struct snd_sof_dev *sdev)
+{
+ snd_sof_dsp_update_bits(sdev, DSP_BUSREG_BAR, ADSP_SRAM_POOL_CON,
+ DSP_SRAM_POOL_PD_MASK, DSP_SRAM_POOL_PD_MASK);
+}
+
+/* Init the basic DSP DRAM address */
+static int adsp_memory_remap_init(struct snd_sof_dev *sdev, struct mtk_adsp_chip_info *adsp)
+{
+ u32 offset;
+
+ offset = adsp->pa_dram - DRAM_PHYS_BASE_FROM_DSP_VIEW;
+ adsp->dram_offset = offset;
+ offset >>= DRAM_REMAP_SHIFT;
+
+ dev_dbg(sdev->dev, "adsp->pa_dram %pa, offset %#x\n", &adsp->pa_dram, offset);
+
+ snd_sof_dsp_write(sdev, DSP_BUSREG_BAR, DSP_C0_EMI_MAP_ADDR, offset);
+ snd_sof_dsp_write(sdev, DSP_BUSREG_BAR, DSP_C0_DMAEMI_MAP_ADDR, offset);
+
+ if (offset != snd_sof_dsp_read(sdev, DSP_BUSREG_BAR, DSP_C0_EMI_MAP_ADDR) ||
+ offset != snd_sof_dsp_read(sdev, DSP_BUSREG_BAR, DSP_C0_DMAEMI_MAP_ADDR)) {
+ dev_err(sdev->dev, "emi remap fail\n");
+ return -EIO;
+ }
+
+ return 0;
+}
+
+static int adsp_shared_base_ioremap(struct platform_device *pdev, void *data)
+{
+ struct device *dev = &pdev->dev;
+ struct mtk_adsp_chip_info *adsp = data;
+ u32 shared_size;
+
+ /* remap shared-dram base to be non-cachable */
+ shared_size = TOTAL_SIZE_SHARED_DRAM_FROM_TAIL;
+ adsp->pa_shared_dram = adsp->pa_dram + adsp->dramsize - shared_size;
+ if (adsp->va_dram) {
+ adsp->shared_dram = adsp->va_dram + DSP_DRAM_SIZE - shared_size;
+ } else {
+ adsp->shared_dram = devm_ioremap(dev, adsp->pa_shared_dram,
+ shared_size);
+ if (!adsp->shared_dram) {
+ dev_err(dev, "ioremap failed for shared DRAM\n");
+ return -ENOMEM;
+ }
+ }
+ dev_dbg(dev, "shared-dram vbase=%p, phy addr :%pa, size=%#x\n",
+ adsp->shared_dram, &adsp->pa_shared_dram, shared_size);
+
+ return 0;
+}
+
+static int mt8186_run(struct snd_sof_dev *sdev)
+{
+ u32 adsp_bootup_addr;
+
+ adsp_bootup_addr = SRAM_PHYS_BASE_FROM_DSP_VIEW;
+ dev_dbg(sdev->dev, "HIFIxDSP boot from base : 0x%08X\n", adsp_bootup_addr);
+ mt8186_sof_hifixdsp_boot_sequence(sdev, adsp_bootup_addr);
+
+ return 0;
+}
+
+static int mt8186_dsp_probe(struct snd_sof_dev *sdev)
+{
+ struct platform_device *pdev = container_of(sdev->dev, struct platform_device, dev);
+ struct adsp_priv *priv;
+ int ret;
+
+ priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ sdev->pdata->hw_pdata = priv;
+ priv->dev = sdev->dev;
+ priv->sdev = sdev;
+
+ priv->adsp = devm_kzalloc(&pdev->dev, sizeof(struct mtk_adsp_chip_info), GFP_KERNEL);
+ if (!priv->adsp)
+ return -ENOMEM;
+
+ ret = platform_parse_resource(pdev, priv->adsp);
+ if (ret)
+ return ret;
+
+ sdev->bar[SOF_FW_BLK_TYPE_IRAM] = devm_ioremap(sdev->dev,
+ priv->adsp->pa_sram,
+ priv->adsp->sramsize);
+ if (!sdev->bar[SOF_FW_BLK_TYPE_IRAM]) {
+ dev_err(sdev->dev, "failed to ioremap base %pa size %#x\n",
+ &priv->adsp->pa_sram, priv->adsp->sramsize);
+ return -ENOMEM;
+ }
+
+ sdev->bar[SOF_FW_BLK_TYPE_SRAM] = devm_ioremap_wc(sdev->dev,
+ priv->adsp->pa_dram,
+ priv->adsp->dramsize);
+ if (!sdev->bar[SOF_FW_BLK_TYPE_SRAM]) {
+ dev_err(sdev->dev, "failed to ioremap base %pa size %#x\n",
+ &priv->adsp->pa_dram, priv->adsp->dramsize);
+ return -ENOMEM;
+ }
+
+ priv->adsp->va_dram = sdev->bar[SOF_FW_BLK_TYPE_SRAM];
+
+ ret = adsp_shared_base_ioremap(pdev, priv->adsp);
+ if (ret) {
+ dev_err(sdev->dev, "adsp_shared_base_ioremap fail!\n");
+ return ret;
+ }
+
+ sdev->bar[DSP_REG_BAR] = priv->adsp->va_cfgreg;
+ sdev->bar[DSP_SECREG_BAR] = priv->adsp->va_secreg;
+ sdev->bar[DSP_BUSREG_BAR] = priv->adsp->va_busreg;
+
+ sdev->mmio_bar = SOF_FW_BLK_TYPE_SRAM;
+ sdev->mailbox_bar = SOF_FW_BLK_TYPE_SRAM;
+
+ /* set default mailbox offset for FW ready message */
+ sdev->dsp_box.offset = mt8186_get_mailbox_offset(sdev);
+
+ ret = adsp_memory_remap_init(sdev, priv->adsp);
+ if (ret) {
+ dev_err(sdev->dev, "adsp_memory_remap_init fail!\n");
+ return ret;
+ }
+
+ /* enable adsp clock before touching registers */
+ ret = mt8186_adsp_init_clock(sdev);
+ if (ret) {
+ dev_err(sdev->dev, "mt8186_adsp_init_clock failed\n");
+ return ret;
+ }
+
+ ret = mt8186_adsp_clock_on(sdev);
+ if (ret) {
+ dev_err(sdev->dev, "mt8186_adsp_clock_on fail!\n");
+ return ret;
+ }
+
+ adsp_sram_power_on(sdev);
+
+ priv->ipc_dev = platform_device_register_data(&pdev->dev, "mtk-adsp-ipc",
+ PLATFORM_DEVID_NONE,
+ pdev, sizeof(*pdev));
+ if (IS_ERR(priv->ipc_dev)) {
+ ret = PTR_ERR(priv->ipc_dev);
+ dev_err(sdev->dev, "failed to create mtk-adsp-ipc device\n");
+ goto err_adsp_off;
+ }
+
+ priv->dsp_ipc = dev_get_drvdata(&priv->ipc_dev->dev);
+ if (!priv->dsp_ipc) {
+ ret = -EPROBE_DEFER;
+ dev_err(sdev->dev, "failed to get drvdata\n");
+ goto exit_pdev_unregister;
+ }
+
+ mtk_adsp_ipc_set_data(priv->dsp_ipc, priv);
+ priv->dsp_ipc->ops = &dsp_ops;
+
+ return 0;
+
+exit_pdev_unregister:
+ platform_device_unregister(priv->ipc_dev);
+err_adsp_off:
+ adsp_sram_power_off(sdev);
+ mt8186_adsp_clock_off(sdev);
+
+ return ret;
+}
+
+static int mt8186_dsp_remove(struct snd_sof_dev *sdev)
+{
+ struct adsp_priv *priv = sdev->pdata->hw_pdata;
+
+ platform_device_unregister(priv->ipc_dev);
+ mt8186_sof_hifixdsp_shutdown(sdev);
+ adsp_sram_power_off(sdev);
+ mt8186_adsp_clock_off(sdev);
+
+ return 0;
+}
+
+static int mt8186_dsp_suspend(struct snd_sof_dev *sdev, u32 target_state)
+{
+ mt8186_sof_hifixdsp_shutdown(sdev);
+ adsp_sram_power_off(sdev);
+ mt8186_adsp_clock_off(sdev);
+
+ return 0;
+}
+
+static int mt8186_dsp_resume(struct snd_sof_dev *sdev)
+{
+ int ret;
+
+ ret = mt8186_adsp_clock_on(sdev);
+ if (ret) {
+ dev_err(sdev->dev, "mt8186_adsp_clock_on fail!\n");
+ return ret;
+ }
+
+ adsp_sram_power_on(sdev);
+
+ return ret;
+}
+
+/* on mt8186 there is 1 to 1 match between type and BAR idx */
+static int mt8186_get_bar_index(struct snd_sof_dev *sdev, u32 type)
+{
+ return type;
+}
+
+static int mt8186_pcm_hw_params(struct snd_sof_dev *sdev,
+ struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_sof_platform_stream_params *platform_params)
+{
+ platform_params->cont_update_posn = 1;
+
+ return 0;
+}
+
+static snd_pcm_uframes_t mt8186_pcm_pointer(struct snd_sof_dev *sdev,
+ struct snd_pcm_substream *substream)
+{
+ int ret;
+ snd_pcm_uframes_t pos;
+ struct snd_sof_pcm *spcm;
+ struct sof_ipc_stream_posn posn;
+ struct snd_sof_pcm_stream *stream;
+ struct snd_soc_component *scomp = sdev->component;
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
+
+ spcm = snd_sof_find_spcm_dai(scomp, rtd);
+ if (!spcm) {
+ dev_warn_ratelimited(sdev->dev, "warn: can't find PCM with DAI ID %d\n",
+ rtd->dai_link->id);
+ return 0;
+ }
+
+ stream = &spcm->stream[substream->stream];
+ ret = snd_sof_ipc_msg_data(sdev, stream->substream, &posn, sizeof(posn));
+ if (ret < 0) {
+ dev_warn(sdev->dev, "failed to read stream position: %d\n", ret);
+ return 0;
+ }
+
+ memcpy(&stream->posn, &posn, sizeof(posn));
+ pos = spcm->stream[substream->stream].posn.host_posn;
+ pos = bytes_to_frames(substream->runtime, pos);
+
+ return pos;
+}
+
+static struct snd_soc_dai_driver mt8186_dai[] = {
+{
+ .name = "SOF_DL1",
+ .playback = {
+ .channels_min = 1,
+ .channels_max = 2,
+ },
+},
+{
+ .name = "SOF_DL2",
+ .playback = {
+ .channels_min = 1,
+ .channels_max = 2,
+ },
+},
+{
+ .name = "SOF_UL1",
+ .capture = {
+ .channels_min = 1,
+ .channels_max = 2,
+ },
+},
+{
+ .name = "SOF_UL2",
+ .capture = {
+ .channels_min = 1,
+ .channels_max = 2,
+ },
+},
+};
+
+/* mt8186 ops */
+static struct snd_sof_dsp_ops sof_mt8186_ops = {
+ /* probe and remove */
+ .probe = mt8186_dsp_probe,
+ .remove = mt8186_dsp_remove,
+
+ /* DSP core boot */
+ .run = mt8186_run,
+
+ /* Block IO */
+ .block_read = sof_block_read,
+ .block_write = sof_block_write,
+
+ /* Mailbox IO */
+ .mailbox_read = sof_mailbox_read,
+ .mailbox_write = sof_mailbox_write,
+
+ /* Register IO */
+ .write = sof_io_write,
+ .read = sof_io_read,
+ .write64 = sof_io_write64,
+ .read64 = sof_io_read64,
+
+ /* ipc */
+ .send_msg = mt8186_send_msg,
+ .get_mailbox_offset = mt8186_get_mailbox_offset,
+ .get_window_offset = mt8186_get_window_offset,
+ .ipc_msg_data = sof_ipc_msg_data,
+ .set_stream_data_offset = sof_set_stream_data_offset,
+
+ /* misc */
+ .get_bar_index = mt8186_get_bar_index,
+
+ /* stream callbacks */
+ .pcm_open = sof_stream_pcm_open,
+ .pcm_hw_params = mt8186_pcm_hw_params,
+ .pcm_pointer = mt8186_pcm_pointer,
+ .pcm_close = sof_stream_pcm_close,
+
+ /* firmware loading */
+ .load_firmware = snd_sof_load_firmware_memcpy,
+
+ /* Firmware ops */
+ .dsp_arch_ops = &sof_xtensa_arch_ops,
+
+ /* DAI drivers */
+ .drv = mt8186_dai,
+ .num_drv = ARRAY_SIZE(mt8186_dai),
+
+ /* PM */
+ .suspend = mt8186_dsp_suspend,
+ .resume = mt8186_dsp_resume,
+
+ /* ALSA HW info flags */
+ .hw_info = SNDRV_PCM_INFO_MMAP |
+ SNDRV_PCM_INFO_MMAP_VALID |
+ SNDRV_PCM_INFO_INTERLEAVED |
+ SNDRV_PCM_INFO_PAUSE |
+ SNDRV_PCM_INFO_NO_PERIOD_WAKEUP,
+};
+
+static struct snd_sof_of_mach sof_mt8186_machs[] = {
+ {
+ .compatible = "mediatek,mt8186",
+ .sof_tplg_filename = "sof-mt8186.tplg",
+ },
+ {}
+};
+
+static const struct sof_dev_desc sof_of_mt8186_desc = {
+ .of_machines = sof_mt8186_machs,
+ .ipc_supported_mask = BIT(SOF_IPC),
+ .ipc_default = SOF_IPC,
+ .default_fw_path = {
+ [SOF_IPC] = "mediatek/sof",
+ },
+ .default_tplg_path = {
+ [SOF_IPC] = "mediatek/sof-tplg",
+ },
+ .default_fw_filename = {
+ [SOF_IPC] = "sof-mt8186.ri",
+ },
+ .nocodec_tplg_filename = "sof-mt8186-nocodec.tplg",
+ .ops = &sof_mt8186_ops,
+};
+
+static const struct of_device_id sof_of_mt8186_ids[] = {
+ { .compatible = "mediatek,mt8186-dsp", .data = &sof_of_mt8186_desc},
+ { }
+};
+MODULE_DEVICE_TABLE(of, sof_of_mt8186_ids);
+
+/* DT driver definition */
+static struct platform_driver snd_sof_of_mt8186_driver = {
+ .probe = sof_of_probe,
+ .remove = sof_of_remove,
+ .driver = {
+ .name = "sof-audio-of-mt8186",
+ .pm = &sof_of_pm,
+ .of_match_table = sof_of_mt8186_ids,
+ },
+};
+module_platform_driver(snd_sof_of_mt8186_driver);
+
+MODULE_IMPORT_NS(SND_SOC_SOF_XTENSA);
+MODULE_IMPORT_NS(SND_SOC_SOF_MTK_COMMON);
+MODULE_LICENSE("Dual BSD/GPL");
diff --git a/sound/soc/sof/mediatek/mt8186/mt8186.h b/sound/soc/sof/mediatek/mt8186/mt8186.h
new file mode 100644
index 000000000..98b2965e5
--- /dev/null
+++ b/sound/soc/sof/mediatek/mt8186/mt8186.h
@@ -0,0 +1,80 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
+
+/*
+ * Copyright (c) 2022 MediaTek Corporation. All rights reserved.
+ *
+ * Header file for the mt8186 DSP register definition
+ */
+
+#ifndef __MT8186_H
+#define __MT8186_H
+
+struct mtk_adsp_chip_info;
+struct snd_sof_dev;
+
+#define DSP_REG_BAR 4
+#define DSP_SECREG_BAR 5
+#define DSP_BUSREG_BAR 6
+
+/*****************************************************************************
+ * R E G I S T E R TABLE
+ *****************************************************************************/
+/* dsp cfg */
+#define ADSP_CFGREG_SW_RSTN 0x0000
+#define SW_DBG_RSTN_C0 BIT(0)
+#define SW_RSTN_C0 BIT(4)
+#define ADSP_HIFI_IO_CONFIG 0x000C
+#define TRACEMEMREADY BIT(15)
+#define RUNSTALL BIT(31)
+#define ADSP_IRQ_MASK 0x0030
+#define ADSP_DVFSRC_REQ 0x0040
+#define ADSP_DDREN_REQ_0 0x0044
+#define ADSP_SEMAPHORE 0x0064
+#define ADSP_WDT_CON_C0 0x007C
+#define ADSP_MBOX_IRQ_EN 0x009C
+#define DSP_MBOX0_IRQ_EN BIT(0)
+#define DSP_MBOX1_IRQ_EN BIT(1)
+#define DSP_MBOX2_IRQ_EN BIT(2)
+#define DSP_MBOX3_IRQ_EN BIT(3)
+#define DSP_MBOX4_IRQ_EN BIT(4)
+#define DSP_PDEBUGPC 0x013C
+#define ADSP_CK_EN 0x1000
+#define CORE_CLK_EN BIT(0)
+#define COREDBG_EN BIT(1)
+#define TIMER_EN BIT(3)
+#define DMA_EN BIT(4)
+#define UART_EN BIT(5)
+#define ADSP_UART_CTRL 0x1010
+#define UART_BCLK_CG BIT(0)
+#define UART_RSTN BIT(3)
+
+/* dsp sec */
+#define ADSP_PRID 0x0
+#define ADSP_ALTVEC_C0 0x04
+#define ADSP_ALTVECSEL 0x0C
+#define ADSP_ALTVECSEL_C0 BIT(1)
+
+/* dsp bus */
+#define ADSP_SRAM_POOL_CON 0x190
+#define DSP_SRAM_POOL_PD_MASK 0xF00F /* [0:3] and [12:15] */
+#define DSP_C0_EMI_MAP_ADDR 0xA00 /* ADSP Core0 To EMI Address Remap */
+#define DSP_C0_DMAEMI_MAP_ADDR 0xA08 /* DMA0 To EMI Address Remap */
+
+/* DSP memories */
+#define MBOX_OFFSET 0x500000 /* DRAM */
+#define MBOX_SIZE 0x1000 /* consistent with which in memory.h of sof fw */
+#define DSP_DRAM_SIZE 0xA00000 /* 16M */
+
+/*remap dram between AP and DSP view, 4KB aligned*/
+#define SRAM_PHYS_BASE_FROM_DSP_VIEW 0x4E100000 /* MT8186 DSP view */
+#define DRAM_PHYS_BASE_FROM_DSP_VIEW 0x60000000 /* MT8186 DSP view */
+#define DRAM_REMAP_SHIFT 12
+#define DRAM_REMAP_MASK 0xFFF
+
+#define SIZE_SHARED_DRAM_DL 0x40000 /*Shared buffer for Downlink*/
+#define SIZE_SHARED_DRAM_UL 0x40000 /*Shared buffer for Uplink*/
+#define TOTAL_SIZE_SHARED_DRAM_FROM_TAIL (SIZE_SHARED_DRAM_DL + SIZE_SHARED_DRAM_UL)
+
+void mt8186_sof_hifixdsp_boot_sequence(struct snd_sof_dev *sdev, u32 boot_addr);
+void mt8186_sof_hifixdsp_shutdown(struct snd_sof_dev *sdev);
+#endif
diff --git a/sound/soc/sof/mediatek/mt8195/Makefile b/sound/soc/sof/mediatek/mt8195/Makefile
new file mode 100644
index 000000000..afc4f21fc
--- /dev/null
+++ b/sound/soc/sof/mediatek/mt8195/Makefile
@@ -0,0 +1,3 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+snd-sof-mt8195-objs := mt8195.o mt8195-clk.o mt8195-loader.o
+obj-$(CONFIG_SND_SOC_SOF_MT8195) += snd-sof-mt8195.o
diff --git a/sound/soc/sof/mediatek/mt8195/mt8195-clk.c b/sound/soc/sof/mediatek/mt8195/mt8195-clk.c
new file mode 100644
index 000000000..9ef08e43a
--- /dev/null
+++ b/sound/soc/sof/mediatek/mt8195/mt8195-clk.c
@@ -0,0 +1,165 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// Copyright(c) 2021 Mediatek Corporation. All rights reserved.
+//
+// Author: YC Hung <yc.hung@mediatek.com>
+//
+// Hardware interface for mt8195 DSP clock
+
+#include <linux/clk.h>
+#include <linux/pm_runtime.h>
+#include <linux/io.h>
+#include "mt8195.h"
+#include "mt8195-clk.h"
+#include "../adsp_helper.h"
+#include "../../sof-audio.h"
+
+static const char *adsp_clks[ADSP_CLK_MAX] = {
+ [CLK_TOP_ADSP] = "adsp_sel",
+ [CLK_TOP_CLK26M] = "clk26m_ck",
+ [CLK_TOP_AUDIO_LOCAL_BUS] = "audio_local_bus",
+ [CLK_TOP_MAINPLL_D7_D2] = "mainpll_d7_d2",
+ [CLK_SCP_ADSP_AUDIODSP] = "scp_adsp_audiodsp",
+ [CLK_TOP_AUDIO_H] = "audio_h",
+};
+
+int mt8195_adsp_init_clock(struct snd_sof_dev *sdev)
+{
+ struct device *dev = sdev->dev;
+ struct adsp_priv *priv = sdev->pdata->hw_pdata;
+ int i;
+
+ priv->clk = devm_kcalloc(dev, ADSP_CLK_MAX, sizeof(*priv->clk), GFP_KERNEL);
+
+ if (!priv->clk)
+ return -ENOMEM;
+
+ for (i = 0; i < ADSP_CLK_MAX; i++) {
+ priv->clk[i] = devm_clk_get(dev, adsp_clks[i]);
+ if (IS_ERR(priv->clk[i]))
+ return PTR_ERR(priv->clk[i]);
+ }
+
+ return 0;
+}
+
+static int adsp_enable_all_clock(struct snd_sof_dev *sdev)
+{
+ struct device *dev = sdev->dev;
+ struct adsp_priv *priv = sdev->pdata->hw_pdata;
+ int ret;
+
+ ret = clk_prepare_enable(priv->clk[CLK_TOP_MAINPLL_D7_D2]);
+ if (ret) {
+ dev_err(dev, "%s clk_prepare_enable(mainpll_d7_d2) fail %d\n",
+ __func__, ret);
+ return ret;
+ }
+
+ ret = clk_prepare_enable(priv->clk[CLK_TOP_ADSP]);
+ if (ret) {
+ dev_err(dev, "%s clk_prepare_enable(adsp_sel) fail %d\n",
+ __func__, ret);
+ goto disable_mainpll_d7_d2_clk;
+ }
+
+ ret = clk_prepare_enable(priv->clk[CLK_TOP_AUDIO_LOCAL_BUS]);
+ if (ret) {
+ dev_err(dev, "%s clk_prepare_enable(audio_local_bus) fail %d\n",
+ __func__, ret);
+ goto disable_dsp_sel_clk;
+ }
+
+ ret = clk_prepare_enable(priv->clk[CLK_SCP_ADSP_AUDIODSP]);
+ if (ret) {
+ dev_err(dev, "%s clk_prepare_enable(scp_adsp_audiodsp) fail %d\n",
+ __func__, ret);
+ goto disable_audio_local_bus_clk;
+ }
+
+ ret = clk_prepare_enable(priv->clk[CLK_TOP_AUDIO_H]);
+ if (ret) {
+ dev_err(dev, "%s clk_prepare_enable(audio_h) fail %d\n",
+ __func__, ret);
+ goto disable_scp_adsp_audiodsp_clk;
+ }
+
+ return 0;
+
+disable_scp_adsp_audiodsp_clk:
+ clk_disable_unprepare(priv->clk[CLK_SCP_ADSP_AUDIODSP]);
+disable_audio_local_bus_clk:
+ clk_disable_unprepare(priv->clk[CLK_TOP_AUDIO_LOCAL_BUS]);
+disable_dsp_sel_clk:
+ clk_disable_unprepare(priv->clk[CLK_TOP_ADSP]);
+disable_mainpll_d7_d2_clk:
+ clk_disable_unprepare(priv->clk[CLK_TOP_MAINPLL_D7_D2]);
+
+ return ret;
+}
+
+static void adsp_disable_all_clock(struct snd_sof_dev *sdev)
+{
+ struct adsp_priv *priv = sdev->pdata->hw_pdata;
+
+ clk_disable_unprepare(priv->clk[CLK_TOP_AUDIO_H]);
+ clk_disable_unprepare(priv->clk[CLK_SCP_ADSP_AUDIODSP]);
+ clk_disable_unprepare(priv->clk[CLK_TOP_AUDIO_LOCAL_BUS]);
+ clk_disable_unprepare(priv->clk[CLK_TOP_ADSP]);
+ clk_disable_unprepare(priv->clk[CLK_TOP_MAINPLL_D7_D2]);
+}
+
+static int adsp_default_clk_init(struct snd_sof_dev *sdev, bool enable)
+{
+ struct device *dev = sdev->dev;
+ struct adsp_priv *priv = sdev->pdata->hw_pdata;
+ int ret;
+
+ dev_dbg(dev, "%s: %s\n", __func__, enable ? "on" : "off");
+
+ if (enable) {
+ ret = clk_set_parent(priv->clk[CLK_TOP_ADSP],
+ priv->clk[CLK_TOP_CLK26M]);
+ if (ret) {
+ dev_err(dev, "failed to set dsp_sel to clk26m: %d\n", ret);
+ return ret;
+ }
+
+ ret = clk_set_parent(priv->clk[CLK_TOP_AUDIO_LOCAL_BUS],
+ priv->clk[CLK_TOP_MAINPLL_D7_D2]);
+ if (ret) {
+ dev_err(dev, "set audio_local_bus failed %d\n", ret);
+ return ret;
+ }
+
+ ret = clk_set_parent(priv->clk[CLK_TOP_AUDIO_H],
+ priv->clk[CLK_TOP_CLK26M]);
+ if (ret) {
+ dev_err(dev, "set audio_h_sel failed %d\n", ret);
+ return ret;
+ }
+
+ ret = adsp_enable_all_clock(sdev);
+ if (ret) {
+ dev_err(dev, "failed to adsp_enable_clock: %d\n", ret);
+ return ret;
+ }
+ } else {
+ adsp_disable_all_clock(sdev);
+ }
+
+ return 0;
+}
+
+int adsp_clock_on(struct snd_sof_dev *sdev)
+{
+ /* Open ADSP clock */
+ return adsp_default_clk_init(sdev, 1);
+}
+
+int adsp_clock_off(struct snd_sof_dev *sdev)
+{
+ /* Close ADSP clock */
+ return adsp_default_clk_init(sdev, 0);
+}
+
diff --git a/sound/soc/sof/mediatek/mt8195/mt8195-clk.h b/sound/soc/sof/mediatek/mt8195/mt8195-clk.h
new file mode 100644
index 000000000..9cc0573d5
--- /dev/null
+++ b/sound/soc/sof/mediatek/mt8195/mt8195-clk.h
@@ -0,0 +1,28 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+/*
+ * Copyright (c) 2021 MediaTek Corporation. All rights reserved.
+ *
+ * Header file for the mt8195 DSP clock definition
+ */
+
+#ifndef __MT8195_CLK_H
+#define __MT8195_CLK_H
+
+struct snd_sof_dev;
+
+/*DSP clock*/
+enum adsp_clk_id {
+ CLK_TOP_ADSP,
+ CLK_TOP_CLK26M,
+ CLK_TOP_AUDIO_LOCAL_BUS,
+ CLK_TOP_MAINPLL_D7_D2,
+ CLK_SCP_ADSP_AUDIODSP,
+ CLK_TOP_AUDIO_H,
+ ADSP_CLK_MAX
+};
+
+int mt8195_adsp_init_clock(struct snd_sof_dev *sdev);
+int adsp_clock_on(struct snd_sof_dev *sdev);
+int adsp_clock_off(struct snd_sof_dev *sdev);
+#endif
diff --git a/sound/soc/sof/mediatek/mt8195/mt8195-loader.c b/sound/soc/sof/mediatek/mt8195/mt8195-loader.c
new file mode 100644
index 000000000..4be99ff4e
--- /dev/null
+++ b/sound/soc/sof/mediatek/mt8195/mt8195-loader.c
@@ -0,0 +1,61 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// Copyright (c) 2021 Mediatek Corporation. All rights reserved.
+//
+// Author: YC Hung <yc.hung@mediatek.com>
+//
+// Hardware interface for mt8195 DSP code loader
+
+#include <sound/sof.h>
+#include "mt8195.h"
+#include "../../ops.h"
+
+void sof_hifixdsp_boot_sequence(struct snd_sof_dev *sdev, u32 boot_addr)
+{
+ /* ADSP bootup base */
+ snd_sof_dsp_write(sdev, DSP_REG_BAR, DSP_ALTRESETVEC, boot_addr);
+
+ /* pull high RunStall (set bit3 to 1) */
+ snd_sof_dsp_update_bits(sdev, DSP_REG_BAR, DSP_RESET_SW,
+ ADSP_RUNSTALL, ADSP_RUNSTALL);
+
+ /* pull high StatVectorSel to use AltResetVec (set bit4 to 1) */
+ snd_sof_dsp_update_bits(sdev, DSP_REG_BAR, DSP_RESET_SW,
+ STATVECTOR_SEL, STATVECTOR_SEL);
+
+ /* toggle DReset & BReset */
+ /* pull high DReset & BReset */
+ snd_sof_dsp_update_bits(sdev, DSP_REG_BAR, DSP_RESET_SW,
+ ADSP_BRESET_SW | ADSP_DRESET_SW,
+ ADSP_BRESET_SW | ADSP_DRESET_SW);
+
+ /* delay 10 DSP cycles at 26M about 1us by IP vendor's suggestion */
+ udelay(1);
+
+ /* pull low DReset & BReset */
+ snd_sof_dsp_update_bits(sdev, DSP_REG_BAR, DSP_RESET_SW,
+ ADSP_BRESET_SW | ADSP_DRESET_SW,
+ 0);
+
+ /* Enable PDebug */
+ snd_sof_dsp_update_bits(sdev, DSP_REG_BAR, DSP_PDEBUGBUS0,
+ PDEBUG_ENABLE,
+ PDEBUG_ENABLE);
+
+ /* release RunStall (set bit3 to 0) */
+ snd_sof_dsp_update_bits(sdev, DSP_REG_BAR, DSP_RESET_SW,
+ ADSP_RUNSTALL, 0);
+}
+
+void sof_hifixdsp_shutdown(struct snd_sof_dev *sdev)
+{
+ /* RUN_STALL pull high again to reset */
+ snd_sof_dsp_update_bits(sdev, DSP_REG_BAR, DSP_RESET_SW,
+ ADSP_RUNSTALL, ADSP_RUNSTALL);
+
+ /* pull high DReset & BReset */
+ snd_sof_dsp_update_bits(sdev, DSP_REG_BAR, DSP_RESET_SW,
+ ADSP_BRESET_SW | ADSP_DRESET_SW,
+ ADSP_BRESET_SW | ADSP_DRESET_SW);
+}
+
diff --git a/sound/soc/sof/mediatek/mt8195/mt8195.c b/sound/soc/sof/mediatek/mt8195/mt8195.c
new file mode 100644
index 000000000..3c81e84fc
--- /dev/null
+++ b/sound/soc/sof/mediatek/mt8195/mt8195.c
@@ -0,0 +1,713 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// Copyright(c) 2021 Mediatek Inc. All rights reserved.
+//
+// Author: YC Hung <yc.hung@mediatek.com>
+//
+
+/*
+ * Hardware interface for audio DSP on mt8195
+ */
+
+#include <linux/delay.h>
+#include <linux/firmware.h>
+#include <linux/io.h>
+#include <linux/of_address.h>
+#include <linux/of_irq.h>
+#include <linux/of_platform.h>
+#include <linux/of_reserved_mem.h>
+#include <linux/module.h>
+
+#include <sound/sof.h>
+#include <sound/sof/xtensa.h>
+#include "../../ops.h"
+#include "../../sof-of-dev.h"
+#include "../../sof-audio.h"
+#include "../adsp_helper.h"
+#include "../mtk-adsp-common.h"
+#include "mt8195.h"
+#include "mt8195-clk.h"
+
+static int mt8195_get_mailbox_offset(struct snd_sof_dev *sdev)
+{
+ return MBOX_OFFSET;
+}
+
+static int mt8195_get_window_offset(struct snd_sof_dev *sdev, u32 id)
+{
+ return MBOX_OFFSET;
+}
+
+static int mt8195_send_msg(struct snd_sof_dev *sdev,
+ struct snd_sof_ipc_msg *msg)
+{
+ struct adsp_priv *priv = sdev->pdata->hw_pdata;
+
+ sof_mailbox_write(sdev, sdev->host_box.offset, msg->msg_data,
+ msg->msg_size);
+
+ return mtk_adsp_ipc_send(priv->dsp_ipc, MTK_ADSP_IPC_REQ, MTK_ADSP_IPC_OP_REQ);
+}
+
+static void mt8195_get_reply(struct snd_sof_dev *sdev)
+{
+ struct snd_sof_ipc_msg *msg = sdev->msg;
+ struct sof_ipc_reply reply;
+ int ret = 0;
+
+ if (!msg) {
+ dev_warn(sdev->dev, "unexpected ipc interrupt\n");
+ return;
+ }
+
+ /* get reply */
+ sof_mailbox_read(sdev, sdev->host_box.offset, &reply, sizeof(reply));
+ if (reply.error < 0) {
+ memcpy(msg->reply_data, &reply, sizeof(reply));
+ ret = reply.error;
+ } else {
+ /* reply has correct size? */
+ if (reply.hdr.size != msg->reply_size) {
+ dev_err(sdev->dev, "error: reply expected %zu got %u bytes\n",
+ msg->reply_size, reply.hdr.size);
+ ret = -EINVAL;
+ }
+
+ /* read the message */
+ if (msg->reply_size > 0)
+ sof_mailbox_read(sdev, sdev->host_box.offset,
+ msg->reply_data, msg->reply_size);
+ }
+
+ msg->reply_error = ret;
+}
+
+static void mt8195_dsp_handle_reply(struct mtk_adsp_ipc *ipc)
+{
+ struct adsp_priv *priv = mtk_adsp_ipc_get_data(ipc);
+ unsigned long flags;
+
+ spin_lock_irqsave(&priv->sdev->ipc_lock, flags);
+ mt8195_get_reply(priv->sdev);
+ snd_sof_ipc_reply(priv->sdev, 0);
+ spin_unlock_irqrestore(&priv->sdev->ipc_lock, flags);
+}
+
+static void mt8195_dsp_handle_request(struct mtk_adsp_ipc *ipc)
+{
+ struct adsp_priv *priv = mtk_adsp_ipc_get_data(ipc);
+ u32 p; /* panic code */
+ int ret;
+
+ /* Read the message from the debug box. */
+ sof_mailbox_read(priv->sdev, priv->sdev->debug_box.offset + 4,
+ &p, sizeof(p));
+
+ /* Check to see if the message is a panic code 0x0dead*** */
+ if ((p & SOF_IPC_PANIC_MAGIC_MASK) == SOF_IPC_PANIC_MAGIC) {
+ snd_sof_dsp_panic(priv->sdev, p, true);
+ } else {
+ snd_sof_ipc_msgs_rx(priv->sdev);
+
+ /* tell DSP cmd is done */
+ ret = mtk_adsp_ipc_send(priv->dsp_ipc, MTK_ADSP_IPC_RSP, MTK_ADSP_IPC_OP_RSP);
+ if (ret)
+ dev_err(priv->dev, "request send ipc failed");
+ }
+}
+
+static struct mtk_adsp_ipc_ops dsp_ops = {
+ .handle_reply = mt8195_dsp_handle_reply,
+ .handle_request = mt8195_dsp_handle_request,
+};
+
+static int platform_parse_resource(struct platform_device *pdev, void *data)
+{
+ struct resource *mmio;
+ struct resource res;
+ struct device_node *mem_region;
+ struct device *dev = &pdev->dev;
+ struct mtk_adsp_chip_info *adsp = data;
+ int ret;
+
+ mem_region = of_parse_phandle(dev->of_node, "memory-region", 0);
+ if (!mem_region) {
+ dev_err(dev, "no dma memory-region phandle\n");
+ return -ENODEV;
+ }
+
+ ret = of_address_to_resource(mem_region, 0, &res);
+ of_node_put(mem_region);
+ if (ret) {
+ dev_err(dev, "of_address_to_resource dma failed\n");
+ return ret;
+ }
+
+ dev_dbg(dev, "DMA %pR\n", &res);
+
+ adsp->pa_shared_dram = (phys_addr_t)res.start;
+ adsp->shared_size = resource_size(&res);
+ if (adsp->pa_shared_dram & DRAM_REMAP_MASK) {
+ dev_err(dev, "adsp shared dma memory(%#x) is not 4K-aligned\n",
+ (u32)adsp->pa_shared_dram);
+ return -EINVAL;
+ }
+
+ ret = of_reserved_mem_device_init(dev);
+ if (ret) {
+ dev_err(dev, "of_reserved_mem_device_init failed\n");
+ return ret;
+ }
+
+ mem_region = of_parse_phandle(dev->of_node, "memory-region", 1);
+ if (!mem_region) {
+ dev_err(dev, "no memory-region sysmem phandle\n");
+ return -ENODEV;
+ }
+
+ ret = of_address_to_resource(mem_region, 0, &res);
+ of_node_put(mem_region);
+ if (ret) {
+ dev_err(dev, "of_address_to_resource sysmem failed\n");
+ return ret;
+ }
+
+ adsp->pa_dram = (phys_addr_t)res.start;
+ adsp->dramsize = resource_size(&res);
+ if (adsp->pa_dram & DRAM_REMAP_MASK) {
+ dev_err(dev, "adsp memory(%#x) is not 4K-aligned\n",
+ (u32)adsp->pa_dram);
+ return -EINVAL;
+ }
+
+ if (adsp->dramsize < TOTAL_SIZE_SHARED_DRAM_FROM_TAIL) {
+ dev_err(dev, "adsp memory(%#x) is not enough for share\n",
+ adsp->dramsize);
+ return -EINVAL;
+ }
+
+ dev_dbg(dev, "dram pbase=%pa, dramsize=%#x\n",
+ &adsp->pa_dram, adsp->dramsize);
+
+ /* Parse CFG base */
+ mmio = platform_get_resource_byname(pdev, IORESOURCE_MEM, "cfg");
+ if (!mmio) {
+ dev_err(dev, "no ADSP-CFG register resource\n");
+ return -ENXIO;
+ }
+ /* remap for DSP register accessing */
+ adsp->va_cfgreg = devm_ioremap_resource(dev, mmio);
+ if (IS_ERR(adsp->va_cfgreg))
+ return PTR_ERR(adsp->va_cfgreg);
+
+ adsp->pa_cfgreg = (phys_addr_t)mmio->start;
+ adsp->cfgregsize = resource_size(mmio);
+
+ dev_dbg(dev, "cfgreg-vbase=%p, cfgregsize=%#x\n",
+ adsp->va_cfgreg, adsp->cfgregsize);
+
+ /* Parse SRAM */
+ mmio = platform_get_resource_byname(pdev, IORESOURCE_MEM, "sram");
+ if (!mmio) {
+ dev_err(dev, "no SRAM resource\n");
+ return -ENXIO;
+ }
+
+ adsp->pa_sram = (phys_addr_t)mmio->start;
+ adsp->sramsize = resource_size(mmio);
+ if (adsp->sramsize < TOTAL_SIZE_SHARED_SRAM_FROM_TAIL) {
+ dev_err(dev, "adsp SRAM(%#x) is not enough for share\n",
+ adsp->sramsize);
+ return -EINVAL;
+ }
+
+ dev_dbg(dev, "sram pbase=%pa,%#x\n", &adsp->pa_sram, adsp->sramsize);
+
+ return ret;
+}
+
+static int adsp_sram_power_on(struct device *dev, bool on)
+{
+ void __iomem *va_dspsysreg;
+ u32 srampool_con;
+
+ va_dspsysreg = ioremap(ADSP_SRAM_POOL_CON, 0x4);
+ if (!va_dspsysreg) {
+ dev_err(dev, "failed to ioremap sram pool base %#x\n",
+ ADSP_SRAM_POOL_CON);
+ return -ENOMEM;
+ }
+
+ srampool_con = readl(va_dspsysreg);
+ if (on)
+ writel(srampool_con & ~DSP_SRAM_POOL_PD_MASK, va_dspsysreg);
+ else
+ writel(srampool_con | DSP_SRAM_POOL_PD_MASK, va_dspsysreg);
+
+ iounmap(va_dspsysreg);
+ return 0;
+}
+
+/* Init the basic DSP DRAM address */
+static int adsp_memory_remap_init(struct device *dev, struct mtk_adsp_chip_info *adsp)
+{
+ void __iomem *vaddr_emi_map;
+ int offset;
+
+ if (!adsp)
+ return -ENXIO;
+
+ vaddr_emi_map = devm_ioremap(dev, DSP_EMI_MAP_ADDR, 0x4);
+ if (!vaddr_emi_map) {
+ dev_err(dev, "failed to ioremap emi map base %#x\n",
+ DSP_EMI_MAP_ADDR);
+ return -ENOMEM;
+ }
+
+ offset = adsp->pa_dram - DRAM_PHYS_BASE_FROM_DSP_VIEW;
+ adsp->dram_offset = offset;
+ offset >>= DRAM_REMAP_SHIFT;
+ dev_dbg(dev, "adsp->pa_dram %pa, offset %#x\n", &adsp->pa_dram, offset);
+ writel(offset, vaddr_emi_map);
+ if (offset != readl(vaddr_emi_map)) {
+ dev_err(dev, "write emi map fail : %#x\n", readl(vaddr_emi_map));
+ return -EIO;
+ }
+
+ return 0;
+}
+
+static int adsp_shared_base_ioremap(struct platform_device *pdev, void *data)
+{
+ struct device *dev = &pdev->dev;
+ struct mtk_adsp_chip_info *adsp = data;
+
+ /* remap shared-dram base to be non-cachable */
+ adsp->shared_dram = devm_ioremap(dev, adsp->pa_shared_dram,
+ adsp->shared_size);
+ if (!adsp->shared_dram) {
+ dev_err(dev, "failed to ioremap base %pa size %#x\n",
+ adsp->shared_dram, adsp->shared_size);
+ return -ENOMEM;
+ }
+
+ dev_dbg(dev, "shared-dram vbase=%p, phy addr :%pa, size=%#x\n",
+ adsp->shared_dram, &adsp->pa_shared_dram, adsp->shared_size);
+
+ return 0;
+}
+
+static int mt8195_run(struct snd_sof_dev *sdev)
+{
+ u32 adsp_bootup_addr;
+
+ adsp_bootup_addr = SRAM_PHYS_BASE_FROM_DSP_VIEW;
+ dev_dbg(sdev->dev, "HIFIxDSP boot from base : 0x%08X\n", adsp_bootup_addr);
+ sof_hifixdsp_boot_sequence(sdev, adsp_bootup_addr);
+
+ return 0;
+}
+
+static int mt8195_dsp_probe(struct snd_sof_dev *sdev)
+{
+ struct platform_device *pdev = container_of(sdev->dev, struct platform_device, dev);
+ struct adsp_priv *priv;
+ int ret;
+
+ priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ sdev->pdata->hw_pdata = priv;
+ priv->dev = sdev->dev;
+ priv->sdev = sdev;
+
+ priv->adsp = devm_kzalloc(&pdev->dev, sizeof(struct mtk_adsp_chip_info), GFP_KERNEL);
+ if (!priv->adsp)
+ return -ENOMEM;
+
+ ret = platform_parse_resource(pdev, priv->adsp);
+ if (ret)
+ return ret;
+
+ ret = mt8195_adsp_init_clock(sdev);
+ if (ret) {
+ dev_err(sdev->dev, "mt8195_adsp_init_clock failed\n");
+ return -EINVAL;
+ }
+
+ ret = adsp_clock_on(sdev);
+ if (ret) {
+ dev_err(sdev->dev, "adsp_clock_on fail!\n");
+ return -EINVAL;
+ }
+
+ ret = adsp_sram_power_on(sdev->dev, true);
+ if (ret) {
+ dev_err(sdev->dev, "adsp_sram_power_on fail!\n");
+ goto exit_clk_disable;
+ }
+
+ ret = adsp_memory_remap_init(&pdev->dev, priv->adsp);
+ if (ret) {
+ dev_err(sdev->dev, "adsp_memory_remap_init fail!\n");
+ goto err_adsp_sram_power_off;
+ }
+
+ sdev->bar[SOF_FW_BLK_TYPE_IRAM] = devm_ioremap(sdev->dev,
+ priv->adsp->pa_sram,
+ priv->adsp->sramsize);
+ if (!sdev->bar[SOF_FW_BLK_TYPE_IRAM]) {
+ dev_err(sdev->dev, "failed to ioremap base %pa size %#x\n",
+ &priv->adsp->pa_sram, priv->adsp->sramsize);
+ ret = -EINVAL;
+ goto err_adsp_sram_power_off;
+ }
+
+ priv->adsp->va_sram = sdev->bar[SOF_FW_BLK_TYPE_IRAM];
+
+ sdev->bar[SOF_FW_BLK_TYPE_SRAM] = devm_ioremap(sdev->dev,
+ priv->adsp->pa_dram,
+ priv->adsp->dramsize);
+ if (!sdev->bar[SOF_FW_BLK_TYPE_SRAM]) {
+ dev_err(sdev->dev, "failed to ioremap base %pa size %#x\n",
+ &priv->adsp->pa_dram, priv->adsp->dramsize);
+ ret = -EINVAL;
+ goto err_adsp_sram_power_off;
+ }
+ priv->adsp->va_dram = sdev->bar[SOF_FW_BLK_TYPE_SRAM];
+
+ ret = adsp_shared_base_ioremap(pdev, priv->adsp);
+ if (ret) {
+ dev_err(sdev->dev, "adsp_shared_base_ioremap fail!\n");
+ goto err_adsp_sram_power_off;
+ }
+
+ sdev->bar[DSP_REG_BAR] = priv->adsp->va_cfgreg;
+
+ sdev->mmio_bar = SOF_FW_BLK_TYPE_SRAM;
+ sdev->mailbox_bar = SOF_FW_BLK_TYPE_SRAM;
+
+ /* set default mailbox offset for FW ready message */
+ sdev->dsp_box.offset = mt8195_get_mailbox_offset(sdev);
+
+ priv->ipc_dev = platform_device_register_data(&pdev->dev, "mtk-adsp-ipc",
+ PLATFORM_DEVID_NONE,
+ pdev, sizeof(*pdev));
+ if (IS_ERR(priv->ipc_dev)) {
+ ret = PTR_ERR(priv->ipc_dev);
+ dev_err(sdev->dev, "failed to register mtk-adsp-ipc device\n");
+ goto err_adsp_sram_power_off;
+ }
+
+ priv->dsp_ipc = dev_get_drvdata(&priv->ipc_dev->dev);
+ if (!priv->dsp_ipc) {
+ ret = -EPROBE_DEFER;
+ dev_err(sdev->dev, "failed to get drvdata\n");
+ goto exit_pdev_unregister;
+ }
+
+ mtk_adsp_ipc_set_data(priv->dsp_ipc, priv);
+ priv->dsp_ipc->ops = &dsp_ops;
+
+ return 0;
+
+exit_pdev_unregister:
+ platform_device_unregister(priv->ipc_dev);
+err_adsp_sram_power_off:
+ adsp_sram_power_on(&pdev->dev, false);
+exit_clk_disable:
+ adsp_clock_off(sdev);
+
+ return ret;
+}
+
+static int mt8195_dsp_shutdown(struct snd_sof_dev *sdev)
+{
+ return snd_sof_suspend(sdev->dev);
+}
+
+static int mt8195_dsp_remove(struct snd_sof_dev *sdev)
+{
+ struct platform_device *pdev = container_of(sdev->dev, struct platform_device, dev);
+ struct adsp_priv *priv = sdev->pdata->hw_pdata;
+
+ platform_device_unregister(priv->ipc_dev);
+ adsp_sram_power_on(&pdev->dev, false);
+ adsp_clock_off(sdev);
+
+ return 0;
+}
+
+static int mt8195_dsp_suspend(struct snd_sof_dev *sdev, u32 target_state)
+{
+ struct platform_device *pdev = container_of(sdev->dev, struct platform_device, dev);
+ int ret;
+ u32 reset_sw, dbg_pc;
+
+ /* wait dsp enter idle, timeout is 1 second */
+ ret = snd_sof_dsp_read_poll_timeout(sdev, DSP_REG_BAR,
+ DSP_RESET_SW, reset_sw,
+ ((reset_sw & ADSP_PWAIT) == ADSP_PWAIT),
+ SUSPEND_DSP_IDLE_POLL_INTERVAL_US,
+ SUSPEND_DSP_IDLE_TIMEOUT_US);
+ if (ret < 0) {
+ dbg_pc = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGPC);
+ dev_warn(sdev->dev, "dsp not idle, powering off anyway : swrest %#x, pc %#x, ret %d\n",
+ reset_sw, dbg_pc, ret);
+ }
+
+ /* stall and reset dsp */
+ sof_hifixdsp_shutdown(sdev);
+
+ /* power down adsp sram */
+ ret = adsp_sram_power_on(&pdev->dev, false);
+ if (ret) {
+ dev_err(sdev->dev, "adsp_sram_power_off fail!\n");
+ return ret;
+ }
+
+ /* turn off adsp clock */
+ return adsp_clock_off(sdev);
+}
+
+static int mt8195_dsp_resume(struct snd_sof_dev *sdev)
+{
+ int ret;
+
+ /* turn on adsp clock */
+ ret = adsp_clock_on(sdev);
+ if (ret) {
+ dev_err(sdev->dev, "adsp_clock_on fail!\n");
+ return ret;
+ }
+
+ /* power on adsp sram */
+ ret = adsp_sram_power_on(sdev->dev, true);
+ if (ret)
+ dev_err(sdev->dev, "adsp_sram_power_on fail!\n");
+
+ return ret;
+}
+
+/* on mt8195 there is 1 to 1 match between type and BAR idx */
+static int mt8195_get_bar_index(struct snd_sof_dev *sdev, u32 type)
+{
+ return type;
+}
+
+static int mt8195_pcm_hw_params(struct snd_sof_dev *sdev,
+ struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_sof_platform_stream_params *platform_params)
+{
+ platform_params->cont_update_posn = 1;
+
+ return 0;
+}
+
+static snd_pcm_uframes_t mt8195_pcm_pointer(struct snd_sof_dev *sdev,
+ struct snd_pcm_substream *substream)
+{
+ int ret;
+ snd_pcm_uframes_t pos;
+ struct snd_sof_pcm *spcm;
+ struct sof_ipc_stream_posn posn;
+ struct snd_sof_pcm_stream *stream;
+ struct snd_soc_component *scomp = sdev->component;
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
+
+ spcm = snd_sof_find_spcm_dai(scomp, rtd);
+ if (!spcm) {
+ dev_warn_ratelimited(sdev->dev, "warn: can't find PCM with DAI ID %d\n",
+ rtd->dai_link->id);
+ return 0;
+ }
+
+ stream = &spcm->stream[substream->stream];
+ ret = snd_sof_ipc_msg_data(sdev, stream->substream, &posn, sizeof(posn));
+ if (ret < 0) {
+ dev_warn(sdev->dev, "failed to read stream position: %d\n", ret);
+ return 0;
+ }
+
+ memcpy(&stream->posn, &posn, sizeof(posn));
+ pos = spcm->stream[substream->stream].posn.host_posn;
+ pos = bytes_to_frames(substream->runtime, pos);
+
+ return pos;
+}
+
+static void mt8195_adsp_dump(struct snd_sof_dev *sdev, u32 flags)
+{
+ u32 dbg_pc, dbg_data, dbg_bus0, dbg_bus1, dbg_inst;
+ u32 dbg_ls0stat, dbg_ls1stat, faultbus, faultinfo, swrest;
+
+ /* dump debug registers */
+ dbg_pc = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGPC);
+ dbg_data = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGDATA);
+ dbg_bus0 = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGBUS0);
+ dbg_bus1 = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGBUS1);
+ dbg_inst = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGINST);
+ dbg_ls0stat = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGLS0STAT);
+ dbg_ls1stat = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGLS1STAT);
+ faultbus = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PFAULTBUS);
+ faultinfo = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PFAULTINFO);
+ swrest = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_RESET_SW);
+
+ dev_info(sdev->dev, "adsp dump : pc %#x, data %#x, bus0 %#x, bus1 %#x, swrest %#x",
+ dbg_pc, dbg_data, dbg_bus0, dbg_bus1, swrest);
+ dev_info(sdev->dev, "dbg_inst %#x, ls0stat %#x, ls1stat %#x, faultbus %#x, faultinfo %#x",
+ dbg_inst, dbg_ls0stat, dbg_ls1stat, faultbus, faultinfo);
+
+ mtk_adsp_dump(sdev, flags);
+}
+
+static struct snd_soc_dai_driver mt8195_dai[] = {
+{
+ .name = "SOF_DL2",
+ .playback = {
+ .channels_min = 1,
+ .channels_max = 2,
+ },
+},
+{
+ .name = "SOF_DL3",
+ .playback = {
+ .channels_min = 1,
+ .channels_max = 2,
+ },
+},
+{
+ .name = "SOF_UL4",
+ .capture = {
+ .channels_min = 1,
+ .channels_max = 2,
+ },
+},
+{
+ .name = "SOF_UL5",
+ .capture = {
+ .channels_min = 1,
+ .channels_max = 2,
+ },
+},
+};
+
+/* mt8195 ops */
+static struct snd_sof_dsp_ops sof_mt8195_ops = {
+ /* probe and remove */
+ .probe = mt8195_dsp_probe,
+ .remove = mt8195_dsp_remove,
+ .shutdown = mt8195_dsp_shutdown,
+
+ /* DSP core boot */
+ .run = mt8195_run,
+
+ /* Block IO */
+ .block_read = sof_block_read,
+ .block_write = sof_block_write,
+
+ /* Mailbox IO */
+ .mailbox_read = sof_mailbox_read,
+ .mailbox_write = sof_mailbox_write,
+
+ /* Register IO */
+ .write = sof_io_write,
+ .read = sof_io_read,
+ .write64 = sof_io_write64,
+ .read64 = sof_io_read64,
+
+ /* ipc */
+ .send_msg = mt8195_send_msg,
+ .get_mailbox_offset = mt8195_get_mailbox_offset,
+ .get_window_offset = mt8195_get_window_offset,
+ .ipc_msg_data = sof_ipc_msg_data,
+ .set_stream_data_offset = sof_set_stream_data_offset,
+
+ /* misc */
+ .get_bar_index = mt8195_get_bar_index,
+
+ /* stream callbacks */
+ .pcm_open = sof_stream_pcm_open,
+ .pcm_hw_params = mt8195_pcm_hw_params,
+ .pcm_pointer = mt8195_pcm_pointer,
+ .pcm_close = sof_stream_pcm_close,
+
+ /* firmware loading */
+ .load_firmware = snd_sof_load_firmware_memcpy,
+
+ /* Firmware ops */
+ .dsp_arch_ops = &sof_xtensa_arch_ops,
+
+ /* Debug information */
+ .dbg_dump = mt8195_adsp_dump,
+
+ /* DAI drivers */
+ .drv = mt8195_dai,
+ .num_drv = ARRAY_SIZE(mt8195_dai),
+
+ /* PM */
+ .suspend = mt8195_dsp_suspend,
+ .resume = mt8195_dsp_resume,
+
+ /* ALSA HW info flags */
+ .hw_info = SNDRV_PCM_INFO_MMAP |
+ SNDRV_PCM_INFO_MMAP_VALID |
+ SNDRV_PCM_INFO_INTERLEAVED |
+ SNDRV_PCM_INFO_PAUSE |
+ SNDRV_PCM_INFO_NO_PERIOD_WAKEUP,
+};
+
+static struct snd_sof_of_mach sof_mt8195_machs[] = {
+ {
+ .compatible = "google,tomato",
+ .sof_tplg_filename = "sof-mt8195-mt6359-rt1019-rt5682-dts.tplg"
+ }, {
+ .compatible = "mediatek,mt8195",
+ .sof_tplg_filename = "sof-mt8195.tplg"
+ }, {
+ /* sentinel */
+ }
+};
+
+static const struct sof_dev_desc sof_of_mt8195_desc = {
+ .of_machines = sof_mt8195_machs,
+ .ipc_supported_mask = BIT(SOF_IPC),
+ .ipc_default = SOF_IPC,
+ .default_fw_path = {
+ [SOF_IPC] = "mediatek/sof",
+ },
+ .default_tplg_path = {
+ [SOF_IPC] = "mediatek/sof-tplg",
+ },
+ .default_fw_filename = {
+ [SOF_IPC] = "sof-mt8195.ri",
+ },
+ .nocodec_tplg_filename = "sof-mt8195-nocodec.tplg",
+ .ops = &sof_mt8195_ops,
+ .ipc_timeout = 1000,
+};
+
+static const struct of_device_id sof_of_mt8195_ids[] = {
+ { .compatible = "mediatek,mt8195-dsp", .data = &sof_of_mt8195_desc},
+ { }
+};
+MODULE_DEVICE_TABLE(of, sof_of_mt8195_ids);
+
+/* DT driver definition */
+static struct platform_driver snd_sof_of_mt8195_driver = {
+ .probe = sof_of_probe,
+ .remove = sof_of_remove,
+ .shutdown = sof_of_shutdown,
+ .driver = {
+ .name = "sof-audio-of-mt8195",
+ .pm = &sof_of_pm,
+ .of_match_table = sof_of_mt8195_ids,
+ },
+};
+module_platform_driver(snd_sof_of_mt8195_driver);
+
+MODULE_IMPORT_NS(SND_SOC_SOF_XTENSA);
+MODULE_IMPORT_NS(SND_SOC_SOF_MTK_COMMON);
+MODULE_LICENSE("Dual BSD/GPL");
diff --git a/sound/soc/sof/mediatek/mt8195/mt8195.h b/sound/soc/sof/mediatek/mt8195/mt8195.h
new file mode 100644
index 000000000..7ffd523f9
--- /dev/null
+++ b/sound/soc/sof/mediatek/mt8195/mt8195.h
@@ -0,0 +1,163 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+/*
+ * Copyright (c) 2021 MediaTek Corporation. All rights reserved.
+ *
+ * Header file for the mt8195 DSP register definition
+ */
+
+#ifndef __MT8195_H
+#define __MT8195_H
+
+struct mtk_adsp_chip_info;
+struct snd_sof_dev;
+
+#define DSP_REG_BASE 0x10803000
+#define SCP_CFGREG_BASE 0x10724000
+#define DSP_SYSAO_BASE 0x1080C000
+
+/*****************************************************************************
+ * R E G I S T E R TABLE
+ *****************************************************************************/
+#define DSP_JTAGMUX 0x0000
+#define DSP_ALTRESETVEC 0x0004
+#define DSP_PDEBUGDATA 0x0008
+#define DSP_PDEBUGBUS0 0x000c
+#define PDEBUG_ENABLE BIT(0)
+#define DSP_PDEBUGBUS1 0x0010
+#define DSP_PDEBUGINST 0x0014
+#define DSP_PDEBUGLS0STAT 0x0018
+#define DSP_PDEBUGLS1STAT 0x001c
+#define DSP_PDEBUGPC 0x0020
+#define DSP_RESET_SW 0x0024 /*reset sw*/
+#define ADSP_BRESET_SW BIT(0)
+#define ADSP_DRESET_SW BIT(1)
+#define ADSP_RUNSTALL BIT(3)
+#define STATVECTOR_SEL BIT(4)
+#define ADSP_PWAIT BIT(16)
+#define DSP_PFAULTBUS 0x0028
+#define DSP_PFAULTINFO 0x002c
+#define DSP_GPR00 0x0030
+#define DSP_GPR01 0x0034
+#define DSP_GPR02 0x0038
+#define DSP_GPR03 0x003c
+#define DSP_GPR04 0x0040
+#define DSP_GPR05 0x0044
+#define DSP_GPR06 0x0048
+#define DSP_GPR07 0x004c
+#define DSP_GPR08 0x0050
+#define DSP_GPR09 0x0054
+#define DSP_GPR0A 0x0058
+#define DSP_GPR0B 0x005c
+#define DSP_GPR0C 0x0060
+#define DSP_GPR0D 0x0064
+#define DSP_GPR0E 0x0068
+#define DSP_GPR0F 0x006c
+#define DSP_GPR10 0x0070
+#define DSP_GPR11 0x0074
+#define DSP_GPR12 0x0078
+#define DSP_GPR13 0x007c
+#define DSP_GPR14 0x0080
+#define DSP_GPR15 0x0084
+#define DSP_GPR16 0x0088
+#define DSP_GPR17 0x008c
+#define DSP_GPR18 0x0090
+#define DSP_GPR19 0x0094
+#define DSP_GPR1A 0x0098
+#define DSP_GPR1B 0x009c
+#define DSP_GPR1C 0x00a0
+#define DSP_GPR1D 0x00a4
+#define DSP_GPR1E 0x00a8
+#define DSP_GPR1F 0x00ac
+#define DSP_TCM_OFFSET 0x00b0 /* not used */
+#define DSP_DDR_OFFSET 0x00b4 /* not used */
+#define DSP_INTFDSP 0x00d0
+#define DSP_INTFDSP_CLR 0x00d4
+#define DSP_SRAM_PD_SW1 0x00d8
+#define DSP_SRAM_PD_SW2 0x00dc
+#define DSP_OCD 0x00e0
+#define DSP_RG_DSP_IRQ_POL 0x00f0 /* not used */
+#define DSP_DSP_IRQ_EN 0x00f4 /* not used */
+#define DSP_DSP_IRQ_LEVEL 0x00f8 /* not used */
+#define DSP_DSP_IRQ_STATUS 0x00fc /* not used */
+#define DSP_RG_INT2CIRQ 0x0114
+#define DSP_RG_INT_POL_CTL0 0x0120
+#define DSP_RG_INT_EN_CTL0 0x0130
+#define DSP_RG_INT_LV_CTL0 0x0140
+#define DSP_RG_INT_STATUS0 0x0150
+#define DSP_PDEBUGSTATUS0 0x0200
+#define DSP_PDEBUGSTATUS1 0x0204
+#define DSP_PDEBUGSTATUS2 0x0208
+#define DSP_PDEBUGSTATUS3 0x020c
+#define DSP_PDEBUGSTATUS4 0x0210
+#define DSP_PDEBUGSTATUS5 0x0214
+#define DSP_PDEBUGSTATUS6 0x0218
+#define DSP_PDEBUGSTATUS7 0x021c
+#define DSP_DSP2PSRAM_PRIORITY 0x0220 /* not used */
+#define DSP_AUDIO_DSP2SPM_INT 0x0224
+#define DSP_AUDIO_DSP2SPM_INT_ACK 0x0228
+#define DSP_AUDIO_DSP_DEBUG_SEL 0x022C
+#define DSP_AUDIO_DSP_EMI_BASE_ADDR 0x02E0 /* not used */
+#define DSP_AUDIO_DSP_SHARED_IRAM 0x02E4
+#define DSP_AUDIO_DSP_CKCTRL_P2P_CK_CON 0x02F0
+#define DSP_RG_SEMAPHORE00 0x0300
+#define DSP_RG_SEMAPHORE01 0x0304
+#define DSP_RG_SEMAPHORE02 0x0308
+#define DSP_RG_SEMAPHORE03 0x030C
+#define DSP_RG_SEMAPHORE04 0x0310
+#define DSP_RG_SEMAPHORE05 0x0314
+#define DSP_RG_SEMAPHORE06 0x0318
+#define DSP_RG_SEMAPHORE07 0x031C
+#define DSP_RESERVED_0 0x03F0
+#define DSP_RESERVED_1 0x03F4
+
+/* dsp wdt */
+#define DSP_WDT_MODE 0x0400
+
+/* dsp mbox */
+#define DSP_MBOX_IN_CMD 0x00
+#define DSP_MBOX_IN_CMD_CLR 0x04
+#define DSP_MBOX_OUT_CMD 0x1c
+#define DSP_MBOX_OUT_CMD_CLR 0x20
+#define DSP_MBOX_IN_MSG0 0x08
+#define DSP_MBOX_IN_MSG1 0x0C
+#define DSP_MBOX_OUT_MSG0 0x24
+#define DSP_MBOX_OUT_MSG1 0x28
+
+/*dsp sys ao*/
+#define ADSP_SRAM_POOL_CON (DSP_SYSAO_BASE + 0x30)
+#define DSP_SRAM_POOL_PD_MASK 0xf
+#define DSP_EMI_MAP_ADDR (DSP_SYSAO_BASE + 0x81c)
+
+/* DSP memories */
+#define MBOX_OFFSET 0x800000 /* DRAM */
+#define MBOX_SIZE 0x1000 /* consistent with which in memory.h of sof fw */
+#define DSP_DRAM_SIZE 0x1000000 /* 16M */
+
+#define DSP_REG_BAR 4
+#define DSP_MBOX0_BAR 5
+#define DSP_MBOX1_BAR 6
+#define DSP_MBOX2_BAR 7
+
+#define TOTAL_SIZE_SHARED_SRAM_FROM_TAIL 0x0
+
+#define SIZE_SHARED_DRAM_DL 0x40000 /*Shared buffer for Downlink*/
+#define SIZE_SHARED_DRAM_UL 0x40000 /*Shared buffer for Uplink*/
+
+#define TOTAL_SIZE_SHARED_DRAM_FROM_TAIL \
+ (SIZE_SHARED_DRAM_DL + SIZE_SHARED_DRAM_UL)
+
+#define SRAM_PHYS_BASE_FROM_DSP_VIEW 0x40000000 /* MT8195 DSP view */
+#define DRAM_PHYS_BASE_FROM_DSP_VIEW 0x60000000 /* MT8195 DSP view */
+
+/*remap dram between AP and DSP view, 4KB aligned*/
+#define DRAM_REMAP_SHIFT 12
+#define DRAM_REMAP_MASK (BIT(DRAM_REMAP_SHIFT) - 1)
+
+/* suspend dsp idle check interval and timeout */
+#define SUSPEND_DSP_IDLE_TIMEOUT_US 1000000 /* timeout to wait dsp idle, 1 sec */
+#define SUSPEND_DSP_IDLE_POLL_INTERVAL_US 500 /* 0.5 msec */
+
+void sof_hifixdsp_boot_sequence(struct snd_sof_dev *sdev, u32 boot_addr);
+void sof_hifixdsp_shutdown(struct snd_sof_dev *sdev);
+#endif
diff --git a/sound/soc/sof/mediatek/mtk-adsp-common.c b/sound/soc/sof/mediatek/mtk-adsp-common.c
new file mode 100644
index 000000000..de8dbe27c
--- /dev/null
+++ b/sound/soc/sof/mediatek/mtk-adsp-common.c
@@ -0,0 +1,84 @@
+// 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) 2022 MediaTek Inc. All rights reserved.
+//
+// Author: YC Hung <yc.hung@mediatek.com>
+
+/*
+ * Common helpers for the audio DSP on MediaTek platforms
+ */
+
+#include <linux/module.h>
+#include <sound/sof/xtensa.h>
+#include "../ops.h"
+#include "mtk-adsp-common.h"
+
+/**
+ * mtk_adsp_get_registers() - This function is called in case of DSP oops
+ * in order to gather information about the registers, filename and
+ * linenumber and stack.
+ * @sdev: SOF device
+ * @xoops: Stores information about registers.
+ * @panic_info: Stores information about filename and line number.
+ * @stack: Stores the stack dump.
+ * @stack_words: Size of the stack dump.
+ */
+static void mtk_adsp_get_registers(struct snd_sof_dev *sdev,
+ struct sof_ipc_dsp_oops_xtensa *xoops,
+ struct sof_ipc_panic_info *panic_info,
+ u32 *stack, size_t stack_words)
+{
+ u32 offset = sdev->dsp_oops_offset;
+
+ /* first read registers */
+ sof_mailbox_read(sdev, offset, xoops, sizeof(*xoops));
+
+ /* then get panic info */
+ if (xoops->arch_hdr.totalsize > EXCEPT_MAX_HDR_SIZE) {
+ dev_err(sdev->dev, "invalid header size 0x%x\n",
+ xoops->arch_hdr.totalsize);
+ return;
+ }
+ offset += xoops->arch_hdr.totalsize;
+ sof_mailbox_read(sdev, offset, panic_info, sizeof(*panic_info));
+
+ /* then get the stack */
+ offset += sizeof(*panic_info);
+ sof_mailbox_read(sdev, offset, stack, stack_words * sizeof(u32));
+}
+
+/**
+ * mtk_adsp_dump() - This function is called when a panic message is
+ * received from the firmware.
+ * @sdev: SOF device
+ * @flags: parameter not used but required by ops prototype
+ */
+void mtk_adsp_dump(struct snd_sof_dev *sdev, u32 flags)
+{
+ char *level = (flags & SOF_DBG_DUMP_OPTIONAL) ? KERN_DEBUG : KERN_ERR;
+ struct sof_ipc_dsp_oops_xtensa xoops;
+ struct sof_ipc_panic_info panic_info = {};
+ u32 stack[MTK_ADSP_STACK_DUMP_SIZE];
+ u32 status;
+
+ /* Get information about the panic status from the debug box area.
+ * Compute the trace point based on the status.
+ */
+ sof_mailbox_read(sdev, sdev->debug_box.offset + 0x4, &status, 4);
+
+ /* Get information about the registers, the filename and line
+ * number and the stack.
+ */
+ mtk_adsp_get_registers(sdev, &xoops, &panic_info, stack,
+ MTK_ADSP_STACK_DUMP_SIZE);
+
+ /* Print the information to the console */
+ sof_print_oops_and_stack(sdev, level, status, status, &xoops, &panic_info,
+ stack, MTK_ADSP_STACK_DUMP_SIZE);
+}
+EXPORT_SYMBOL(mtk_adsp_dump);
+
+MODULE_LICENSE("Dual BSD/GPL");
diff --git a/sound/soc/sof/mediatek/mtk-adsp-common.h b/sound/soc/sof/mediatek/mtk-adsp-common.h
new file mode 100644
index 000000000..612cff1f3
--- /dev/null
+++ b/sound/soc/sof/mediatek/mtk-adsp-common.h
@@ -0,0 +1,10 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
+
+#ifndef __MEDIATEK_ADSP_COMMON_H__
+#define __MEDIATEK_ADSP_COMMON_H__
+
+#define EXCEPT_MAX_HDR_SIZE 0x400
+#define MTK_ADSP_STACK_DUMP_SIZE 32
+
+void mtk_adsp_dump(struct snd_sof_dev *sdev, u32 flags);
+#endif
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-13 02:16:27 +0000