Enabling SOF Support For AMD Rembrandt platform

scripts/xtensa-build-all.sh

@@ -13,6 +13,7 @@ DEFAULT_PLATFORMS=(  byt cht bdw hsw tgl tgl-h apl skl kbl cnl sue icl jsl \
 # Work in progress can be added to this "staging area" without breaking
 # the -a option for everyone.
 SUPPORTED_PLATFORMS=( "${DEFAULT_PLATFORMS[@]}" )
+SUPPORTED_PLATFORMS=( "${DEFAULT_PLATFORMS[@]}" rmb)
 
 BUILD_ROM=no
 BUILD_DEBUG=no
@@ -335,6 +336,13 @@ do
 			HOST="xtensa-rn-elf"
 			XTENSA_TOOLS_VERSION="RI-2019.1-linux"
 			;;
+		rmb)
+			PLATFORM="rembrandt"
+			ARCH="xtensa"
+			XTENSA_CORE="LX7_HiFi5_PROD"
+			HOST="xtensa-rmb-elf"
+			XTENSA_TOOLS_VERSION="RI-2019.1-linux"
+			;;
 		mt8186)
 			PLATFORM="mt8186"
 			XTENSA_CORE="hifi5_7stg_I64D128"

src/arch/xtensa/CMakeLists.txt

@@ -53,6 +53,11 @@ if(CONFIG_RENOIR)
 	set(platform_folder amd/renoir)
 	set(platform_ld_script renoir.x)
 endif()
+
+if(CONFIG_REMBRANDT)
+	set(platform_folder amd/rembrandt)
+	set(platform_ld_script rembrandt.x)
+endif()
 # includes
 
 target_include_directories(sof_options INTERFACE
@@ -542,7 +547,7 @@ set(UNSIGNED_RI         byt cht hsw bdw sue)
 # NXP
 list(APPEND UNSIGNED_RI imx8 imx8x imx8m imx8ulp)
 # AMD
-list(APPEND UNSIGNED_RI rn)
+list(APPEND UNSIGNED_RI rn rmb)
 # Mediatek
 list(APPEND UNSIGNED_RI mt8186 mt8195)
 

src/arch/xtensa/configs/rembrandt_defconfig

@@ -0,0 +1,24 @@
+CONFIG_REMBRANDT=y
+CONFIG_RIMAGE_SIGNING_SCHEMA="rmb"
+CONFIG_TRACE_CHANNEL=7
+CONFIG_WRAP_ACTUAL_POSITION=y
+CONFIG_AMD_BT=n
+CONFIG_AMD_SP=n
+CONFIG_CORE_COUNT=1
+CONFIG_LP_MEMORY_BANKS=0
+CONFIG_HP_MEMORY_BANKS=10
+CONFIG_FORMAT_CONVERT_HIFI3=n
+CONFIG_LP_SRAM=n
+CONFIG_HAVE_AGENT=n
+CONFIG_COMP_SRC=n
+CONFIG_COMP_FIR=n
+CONFIG_COMP_IIR=n
+CONFIG_COMP_DCBLOCK=n
+CONFIG_COMP_TDFB=n
+CONFIG_COMP_TONE=n
+CONFIG_COMP_MIXER=n
+CONFIG_COMP_MUX=n
+CONFIG_COMP_SWITCH=n
+CONFIG_COMP_KPB=n
+CONFIG_COMP_SEL=n
+CONFIG_COMP_ASRC=n

src/drivers/CMakeLists.txt

@@ -8,7 +8,7 @@ if(CONFIG_INTEL)
 	add_subdirectory(intel)
 endif()
 
-if(CONFIG_RENOIR)
+if(CONFIG_RENOIR OR CONFIG_REMBRANDT)
 	add_subdirectory(amd)
 endif()
 

src/drivers/amd/CMakeLists.txt

@@ -2,4 +2,6 @@
 
 if(CONFIG_RENOIR)
 	add_subdirectory(renoir)
+elseif(CONFIG_REMBRANDT)
+	add_subdirectory(rembrandt)
 endif()

src/drivers/amd/rembrandt/CMakeLists.txt

@@ -0,0 +1,16 @@
+# SPDX-License-Identifier: BSD-3-Clause
+
+add_local_sources(sof
+	acp_dma.c
+	acp_bt_dai.c
+	acp_sp_dai.c
+	acp_dmic_dai.c
+	acp_hs_dai.c
+	interrupt.c
+	ipc.c
+	timer.c
+	acp_bt_dma.c
+	acp_sp_dma.c
+	acp_hs_dma.c
+	acp_dmic_dma.c
+)

src/drivers/amd/rembrandt/acp_bt_dai.c

@@ -0,0 +1,95 @@
+// SPDX-License-Identifier: BSD-3-Clause
+//
+//Copyright(c) 2022 AMD. All rights reserved.
+//
+//Author:	Basavaraj Hiregoudar <basavaraj.hiregoudar@amd.com>
+//		Bala Kishore <balakishore.pati@amd.com>
+
+#include <sof/audio/component.h>
+#include <sof/drivers/acp_dai_dma.h>
+#include <sof/drivers/interrupt.h>
+#include <sof/lib/alloc.h>
+#include <sof/lib/dai.h>
+#include <sof/lib/dma.h>
+#include <sof/lib/uuid.h>
+#include <ipc/dai.h>
+#include <ipc/topology.h>
+#include <platform/fw_scratch_mem.h>
+#include <sof/lib/io.h>
+#include <platform/chip_offset_byte.h>
+
+/* 4abd71ba-8619-458a-b33f-160fc0cf809b */
+DECLARE_SOF_UUID("btdai", btdai_uuid, 0x4abd71ba, 0x8619, 0x458a,
+		  0xb3, 0x3f, 0x16, 0x0f, 0xc0, 0xcf, 0x80, 0x9b);
+
+DECLARE_TR_CTX(btdai_tr, SOF_UUID(btdai_uuid), LOG_LEVEL_INFO);
+
+static inline int btdai_set_config(struct dai *dai, struct ipc_config_dai *common_config,
+				   void *spec_config)
+{
+	/* nothing to do on rembrandt */
+	return 0;
+}
+
+static int btdai_trigger(struct dai *dai, int cmd, int direction)
+{
+	/* nothing to do on rembrandt */
+	return 0;
+}
+
+static int btdai_probe(struct dai *dai)
+{
+	/* TODO */
+	return 0;
+}
+
+static int btdai_remove(struct dai *dai)
+{
+	/* TODO */
+	return 0;
+}
+
+static int btdai_get_fifo(struct dai *dai, int direction, int stream_id)
+{
+	switch (direction) {
+	case DAI_DIR_PLAYBACK:
+	case DAI_DIR_CAPTURE:
+		return dai_fifo(dai, direction);
+	default:
+		dai_err(dai, "Not a valid direction");
+		return -EINVAL;
+	}
+}
+
+static int btdai_get_handshake(struct dai *dai, int direction, int stream_id)
+{
+	return dai->plat_data.fifo[direction].handshake;
+}
+
+static int btdai_get_hw_params(struct dai *dai,
+			       struct sof_ipc_stream_params *params, int dir)
+{
+	/* supported parameters */
+	params->rate = ACP_DEFAULT_SAMPLE_RATE;
+	params->channels = ACP_DEFAULT_NUM_CHANNELS;
+	params->buffer_fmt = SOF_IPC_BUFFER_INTERLEAVED;
+	params->frame_fmt = SOF_IPC_FRAME_S16_LE;
+	return 0;
+}
+
+const struct dai_driver acp_btdai_driver = {
+	.type	  = SOF_DAI_AMD_BT,
+	.uid	  = SOF_UUID(btdai_uuid),
+	.tctx	  = &btdai_tr,
+	.dma_dev  = DMA_DEV_BT,
+	.dma_caps = DMA_CAP_BT,
+	.ops = {
+		.trigger		= btdai_trigger,
+		.set_config		= btdai_set_config,
+		.probe			= btdai_probe,
+		.remove			= btdai_remove,
+		.get_fifo		= btdai_get_fifo,
+		.get_handshake		= btdai_get_handshake,
+		.get_hw_params		= btdai_get_hw_params,
+	},
+};