Mediatek: mt8196: add platform/afe driver and force enable DRAM cache

src/arch/xtensa/include/arch/lib/cache.h

@@ -86,7 +86,9 @@ extern uint32_t _memmap_cacheattr_reset;
 			    (_addr_attr(address) == 4))
 #endif /* CONFIG_COMPILER_WORKAROUND_CACHE_ATTR */
 
-#else /* CONFIG_IMX */
+#elif defined(CONFIG_MEDIATEK)
+#define is_cached(address) (1)
+#else
 #define is_cached(address) (!!((uintptr_t)(address) & SRAM_UNCACHED_ALIAS))
 #endif
 

src/drivers/mediatek/afe/CMakeLists.txt

@@ -10,3 +10,6 @@ endif()
 if(CONFIG_MT8195)
         add_subdirectory(mt8195)
 endif()
+if(CONFIG_MT8196)
+        add_subdirectory(mt8196)
+endif()

src/drivers/mediatek/afe/mt8196/CMakeLists.txt

@@ -0,0 +1,5 @@
+# SPDX-License-Identifier: BSD-3-Clause
+
+if(CONFIG_TEST_SGEN)
+add_local_sources(sof afe-sgen.c)
+endif()

src/drivers/mediatek/afe/mt8196/afe-sgen.c

@@ -0,0 +1,23 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright(c) 2024 MediaTek. All rights reserved.
+ *
+ * Author: Darren Ye <darren.ye@mediatek.com>
+ */
+
+#include <stdint.h>
+
+#include <sof/drivers/afe-sgen.h>
+#include <sof/lib/io.h>
+#include <sof/lib/uuid.h>
+#include <sof/trace/trace.h>
+#include <mt8196-afe-reg.h>
+#include <mt8196-afe-common.h>
+
+void afe_sinegen_enable(void)
+{
+}
+
+void afe_sinegen_disable(void)
+{
+}

src/platform/mt8196/CMakeLists.txt

@@ -2,6 +2,6 @@
 
 add_subdirectory(lib)
 
-add_local_sources(sof platform.c)
+add_local_sources(sof platform.c afe-platform.c)
 target_include_directories(sof_options INTERFACE ${PROJECT_SOURCE_DIR}/src/platform/mt8196/include/arch)
 target_include_directories(sof_options INTERFACE ${PROJECT_SOURCE_DIR}/src/platform/mt8196/include/platform)

src/platform/mt8196/afe-platform.c

@@ -0,0 +1,281 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright(c) 2024 MediaTek. All rights reserved.
+ *
+ * Author: Darren Ye <darren.ye@mediatek.com>
+ */
+
+#include <sof/common.h>
+#include <errno.h>
+#include <sof/drivers/afe-drv.h>
+#include <mt8196-afe-reg.h>
+#include <mt8196-afe-common.h>
+
+/*
+ * AFE: Audio Front-End
+ *
+ * frontend (memif):
+ *   memory interface
+ *   UL (uplink for capture)
+ *   DL (downlink for playback)
+ * backend:
+ *   TDM In
+ *   TDM Out
+ *   DMIC
+ *   GASRC
+ *   I2S Out
+ *   I2S In
+ *   etc.
+ * interconn:
+ *   inter-connection,
+ *   connect frontends and backends as DSP path
+ */
+
+static const struct mtk_base_memif_data memif_data[MT8196_MEMIF_NUM] = {
+	[MT8196_MEMIF_DL1] = {
+		.name = "DL1",
+		.id = MT8196_MEMIF_DL1,
+		.reg_ofs_base = AFE_DL1_BASE,
+		.reg_ofs_cur = AFE_DL1_CUR,
+		.reg_ofs_end = AFE_DL1_END,
+		.reg_ofs_base_msb = AFE_DL1_BASE_MSB,
+		.reg_ofs_cur_msb = AFE_DL1_CUR_MSB,
+		.reg_ofs_end_msb = AFE_DL1_END_MSB,
+		.fs_reg = AFE_DL1_CON0,
+		.fs_shift = DL1_SEL_FS_SFT,
+		.fs_maskbit = DL1_SEL_FS_MASK,
+		.mono_reg = AFE_DL1_CON0,
+		.mono_shift = DL1_MONO_SFT,
+		.int_odd_flag_reg = -1,
+		.int_odd_flag_shift = 0,
+		.enable_reg = AFE_DL1_CON0,
+		.enable_shift = DL1_ON_SFT,
+		.hd_reg = AFE_DL1_CON0,
+		.hd_shift = DL1_HD_MODE_SFT,
+		.hd_align_reg = AFE_DL1_CON0,
+		.hd_align_mshift = DL1_HALIGN_SFT,
+		.agent_disable_reg = -1,
+		.agent_disable_shift = -1,
+		.ch_num_reg = -1,
+		.msb_reg = -1,
+		.msb_shift = -1,
+		.pbuf_reg = AFE_DL1_CON0,
+		.pbuf_mask = DL1_PBUF_SIZE_MASK,
+		.pbuf_shift = DL1_PBUF_SIZE_SFT,
+		.minlen_reg = AFE_DL1_CON0,
+		.minlen_mask = DL1_MINLEN_MASK,
+		.minlen_shift = DL1_MINLEN_SFT,
+	},
+	[MT8196_MEMIF_DL_24CH] = {
+		.name = "DL_24CH",
+		.id = MT8196_MEMIF_DL_24CH,
+		.reg_ofs_base = AFE_DL_24CH_BASE,
+		.reg_ofs_cur = AFE_DL_24CH_CUR,
+		.reg_ofs_end = AFE_DL_24CH_END,
+		.reg_ofs_base_msb = AFE_DL_24CH_BASE_MSB,
+		.reg_ofs_cur_msb = AFE_DL_24CH_CUR_MSB,
+		.reg_ofs_end_msb = AFE_DL_24CH_END_MSB,
+		.fs_reg = AFE_DL_24CH_CON0,
+		.fs_shift = DL_24CH_SEL_FS_SFT,
+		.fs_maskbit = DL_24CH_SEL_FS_MASK,
+		.mono_reg = -1,
+		.mono_shift = -1,
+		.int_odd_flag_reg = -1,
+		.int_odd_flag_shift = 0,
+		.enable_reg = AFE_DL_24CH_CON0,
+		.enable_shift = DL_24CH_ON_SFT,
+		.hd_reg = AFE_DL_24CH_CON0,
+		.hd_shift = DL_24CH_HD_MODE_SFT,
+		.hd_align_reg = AFE_DL_24CH_CON0,
+		.hd_align_mshift = DL_24CH_HALIGN_SFT,
+		.agent_disable_reg = -1,
+		.agent_disable_shift = -1,
+		.msb_reg = -1,
+		.msb_shift = -1,
+		.pbuf_reg = AFE_DL_24CH_CON0,
+		.pbuf_mask = DL_24CH_PBUF_SIZE_MASK,
+		.pbuf_shift = DL_24CH_PBUF_SIZE_SFT,
+		.minlen_reg = AFE_DL_24CH_CON0,
+		.minlen_mask = DL_24CH_MINLEN_MASK,
+		.minlen_shift = DL_24CH_MINLEN_SFT,
+		.ch_num_reg = AFE_DL_24CH_CON0,
+		.ch_num_maskbit = DL_24CH_NUM_MASK,
+		.ch_num_shift = DL_24CH_NUM_SFT,
+	},
+	[MT8196_MEMIF_UL0] = {
+		.name = "UL0",
+		.id = MT8196_MEMIF_UL0,
+		.reg_ofs_base = AFE_VUL0_BASE,
+		.reg_ofs_cur = AFE_VUL0_CUR,
+		.reg_ofs_end = AFE_VUL0_END,
+		.reg_ofs_base_msb = AFE_VUL0_BASE_MSB,
+		.reg_ofs_cur_msb = AFE_VUL0_CUR_MSB,
+		.reg_ofs_end_msb = AFE_VUL0_END_MSB,
+		.fs_reg = AFE_VUL0_CON0,
+		.fs_shift = VUL0_SEL_FS_SFT,
+		.fs_maskbit = VUL0_SEL_FS_MASK,
+		.mono_reg = AFE_VUL0_CON0,
+		.mono_shift = VUL0_MONO_SFT,
+		.int_odd_flag_reg = -1,
+		.int_odd_flag_shift = 0,
+		.enable_reg = AFE_VUL0_CON0,
+		.enable_shift = VUL0_ON_SFT,
+		.hd_reg = AFE_VUL0_CON0,
+		.hd_shift = VUL0_HD_MODE_SFT,
+		.hd_align_reg = AFE_VUL0_CON0,
+		.hd_align_mshift = VUL0_HALIGN_SFT,
+		.agent_disable_reg = -1,
+		.agent_disable_shift = -1,
+		.msb_reg = -1,
+		.msb_shift = -1,
+	},
+	[MT8196_MEMIF_UL1] = {
+		.name = "UL1",
+		.id = MT8196_MEMIF_UL1,
+		.reg_ofs_base = AFE_VUL1_BASE,
+		.reg_ofs_cur = AFE_VUL1_CUR,
+		.reg_ofs_end = AFE_VUL1_END,
+		.reg_ofs_base_msb = AFE_VUL1_BASE_MSB,
+		.reg_ofs_cur_msb = AFE_VUL1_CUR_MSB,
+		.reg_ofs_end_msb = AFE_VUL1_END_MSB,
+		.fs_reg = AFE_VUL1_CON0,
+		.fs_shift = VUL1_SEL_FS_SFT,
+		.fs_maskbit = VUL1_SEL_FS_MASK,
+		.mono_reg = AFE_VUL1_CON0,
+		.mono_shift = VUL1_MONO_SFT,
+		.enable_reg = AFE_VUL1_CON0,
+		.enable_shift = VUL1_ON_SFT,
+		.hd_reg = AFE_VUL1_CON0,
+		.hd_shift = VUL1_HD_MODE_SFT,
+		.hd_align_reg = AFE_VUL1_CON0,
+		.hd_align_mshift = VUL1_HALIGN_SFT,
+		.agent_disable_reg = -1,
+		.agent_disable_shift = -1,
+		.msb_reg = -1,
+		.msb_shift = -1,
+	},
+	[MT8196_MEMIF_UL2] = {
+		.name = "UL2",
+		.id = MT8196_MEMIF_UL2,
+		.reg_ofs_base = AFE_VUL2_BASE,
+		.reg_ofs_cur = AFE_VUL2_CUR,
+		.reg_ofs_end = AFE_VUL2_END,
+		.reg_ofs_base_msb = AFE_VUL2_BASE_MSB,
+		.reg_ofs_cur_msb = AFE_VUL2_CUR_MSB,
+		.reg_ofs_end_msb = AFE_VUL2_END_MSB,
+		.fs_reg = AFE_VUL2_CON0,
+		.fs_shift = VUL2_SEL_FS_SFT,
+		.fs_maskbit = VUL2_SEL_FS_MASK,
+		.mono_reg = AFE_VUL2_CON0,
+		.mono_shift = VUL2_MONO_SFT,
+		.int_odd_flag_reg = -1,
+		.int_odd_flag_shift = 0,
+		.enable_reg = AFE_VUL2_CON0,
+		.enable_shift = VUL2_ON_SFT,
+		.hd_reg = AFE_VUL2_CON0,
+		.hd_shift = VUL2_HD_MODE_SFT,
+		.hd_align_reg = AFE_VUL2_CON0,
+		.hd_align_mshift = VUL2_HALIGN_SFT,
+		.agent_disable_reg = -1,
+		.agent_disable_shift = -1,
+		.msb_reg = -1,
+		.msb_shift = -1,
+	},
+};
+
+struct mt8196_afe_rate {
+	unsigned int rate;
+	unsigned int reg_value;
+};
+
+static const struct mt8196_afe_rate mt8196_afe_rates[] = {
+	{
+		.rate = 8000,
+		.reg_value = 0,
+	},
+	{
+		.rate = 12000,
+		.reg_value = 2,
+	},
+	{
+		.rate = 16000,
+		.reg_value = 4,
+	},
+	{
+		.rate = 24000,
+		.reg_value = 6,
+	},
+	{
+		.rate = 32000,
+		.reg_value = 8,
+	},
+	{
+		.rate = 48000,
+		.reg_value = 0x0a,
+	},
+	{
+		.rate = 96000,
+		.reg_value = 14,
+	},
+	{
+		.rate = 192000,
+		.reg_value = 18,
+	},
+	{
+		.rate = 384000,
+		.reg_value = 22,
+	},
+	{
+		.rate = 11025,
+		.reg_value = 1,
+	},
+	{
+		.rate = 22050,
+		.reg_value = 5,
+	},
+	{
+		.rate = 44100,
+		.reg_value = 9,
+	},
+	{
+		.rate = 88200,
+		.reg_value = 13,
+	},
+	{
+		.rate = 176400,
+		.reg_value = 17,
+	},
+	{
+		.rate = 352800,
+		.reg_value = 21,
+	},
+};
+
+static unsigned int mt8196_afe_fs_timing(unsigned int rate)
+{
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(mt8196_afe_rates); i++)
+		if (mt8196_afe_rates[i].rate == rate)
+			return mt8196_afe_rates[i].reg_value;
+
+	return -EINVAL;
+}
+
+static unsigned int mt8196_afe_fs(unsigned int rate, int aud_blk)
+{
+	return mt8196_afe_fs_timing(rate);
+}
+
+struct mtk_base_afe_platform mtk_afe_platform = {
+	.base_addr = AFE_BASE_ADDR,
+	.memif_datas = memif_data,
+	.memif_size = MT8196_MEMIF_NUM,
+	.memif_dl_num = MT8196_MEMIF_DL_NUM,
+	.memif_32bit_supported = 0,
+	.irq_datas = NULL,
+	.irqs_size = 0,
+	.dais_size = MT8196_DAI_NUM,
+	.afe_fs = mt8196_afe_fs,
+	.irq_fs = mt8196_afe_fs_timing,
+};