platform: mtk: Add platform driver for mt8365

Add mt8365 dai and dma platform driver.

Signed-off-by: Andrew Perepech <andrew.perepech@mediatek.com>

Author: andrew-mtk

src/platform/mt8365/lib/dai.c

@@ -0,0 +1,71 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * Copyright(c) 2024 MediaTek. All rights reserved.
+ *
+ * Author: Andrew Perepech <andrew.perepech@mediatek.com>
+ */
+
+#include <sof/common.h>
+#include <sof/lib/dai.h>
+#include <sof/lib/memory.h>
+#include <rtos/sof.h>
+#include <rtos/spinlock.h>
+#include <ipc/dai.h>
+#include <ipc/stream.h>
+
+#include <sof/drivers/afe-dai.h>
+#include <mt8365-afe-common.h>
+
+/*	MEMIF specified IRQs set in the Linux driver:
+ *
+ *	[MT8365_AFE_MEMIF_DL1] = MT8365_AFE_IRQ1,
+ *	[MT8365_AFE_MEMIF_DL2] = MT8365_AFE_IRQ2,
+ *	[MT8365_AFE_MEMIF_TDM_OUT] = MT8365_AFE_IRQ5,
+ *	// [MT8365_AFE_MEMIF_SPDIF_OUT] = MT8365_AFE_IRQ6,
+ *	[MT8365_AFE_MEMIF_AWB] = MT8365_AFE_IRQ3,
+ *	[MT8365_AFE_MEMIF_VUL] = MT8365_AFE_IRQ4,
+ *	[MT8365_AFE_MEMIF_VUL2] = MT8365_AFE_IRQ7,
+ *	[MT8365_AFE_MEMIF_VUL3] = MT8365_AFE_IRQ8,
+ *	// [MT8365_AFE_MEMIF_SPDIF_IN] = MT8365_AFE_IRQ9,
+ *	[MT8365_AFE_MEMIF_TDM_IN] = MT8365_AFE_IRQ10,
+ */
+
+static int afe_dai_handshake[MT8365_DAI_NUM] = {
+	AFE_HANDSHAKE(MT8365_AFE_IO_INT_ADDA_OUT, MT8365_AFE_IRQ_1, MT8365_MEMIF_DL1),
+	AFE_HANDSHAKE(MT8365_AFE_IO_2ND_I2S, MT8365_AFE_IRQ_2, MT8365_MEMIF_DL2),
+	AFE_HANDSHAKE(MT8365_AFE_IO_INT_ADDA_IN, MT8365_AFE_IRQ_3, MT8365_MEMIF_AWB),
+	AFE_HANDSHAKE(MT8365_AFE_IO_DMIC, MT8365_AFE_IRQ_4, MT8365_MEMIF_VUL),
+};
+
+static SHARED_DATA struct dai afe_dai[MT8365_DAI_NUM];
+
+const struct dai_type_info dti[] = {
+	{
+		.type = SOF_DAI_MEDIATEK_AFE,
+		.dai_array = afe_dai,
+		.num_dais = ARRAY_SIZE(afe_dai),
+	},
+};
+
+const struct dai_info lib_dai = {
+	.dai_type_array = dti,
+	.num_dai_types = ARRAY_SIZE(dti),
+};
+
+int dai_init(struct sof *sof)
+{
+	int i;
+
+	/* initialize spin locks early to enable ref counting */
+	for (i = 0; i < ARRAY_SIZE(afe_dai); i++) {
+		k_spinlock_init(&afe_dai[i].lock);
+		afe_dai[i].index = AFE_HS_GET_DAI(afe_dai_handshake[i]);
+		afe_dai[i].drv = &afe_dai_driver;
+		/* TODO, fifo[0] change to target playback or capture */
+		afe_dai[i].plat_data.fifo[0].handshake = afe_dai_handshake[i];
+	}
+
+	sof->dai_info = &lib_dai;
+
+	return 0;
+}

src/platform/mt8365/lib/dma.c

@@ -6,12 +6,16 @@
  */
 
 #include <sof/common.h>
+#include <sof/drivers/afe-memif.h>
 #include <rtos/interrupt.h>
 #include <sof/lib/dma.h>
 #include <sof/lib/memory.h>
 #include <rtos/sof.h>
 #include <rtos/spinlock.h>
 
+#include <mt8365-afe-regs.h>
+#include <mt8365-afe-common.h>
+
 extern const struct dma_ops dummy_dma_ops;
 
 static SHARED_DATA struct dma dma[PLATFORM_NUM_DMACS] = {
@@ -24,6 +28,16 @@ static SHARED_DATA struct dma dma[PLATFORM_NUM_DMACS] = {
 	},
 	.ops	= &dummy_dma_ops,
 },
+{
+	.plat_data = {
+		.id		= DMA_ID_AFE_MEMIF,
+		.dir		= DMA_DIR_MEM_TO_DEV | DMA_DIR_DEV_TO_MEM,
+		.devs		= DMA_DEV_AFE_MEMIF,
+		.base		= AFE_REG_BASE,
+		.channels	= MT8365_MEMIF_NUM,
+	},
+	.ops	= &memif_ops,
+},
 };
 
 static const struct dma_info lib_dma = {