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-rw-r--r--sound/soc/tegra/tegra186_asrc.h112
1 files changed, 112 insertions, 0 deletions
diff --git a/sound/soc/tegra/tegra186_asrc.h b/sound/soc/tegra/tegra186_asrc.h
new file mode 100644
index 000000000..094fcc723
--- /dev/null
+++ b/sound/soc/tegra/tegra186_asrc.h
@@ -0,0 +1,112 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * tegra186_asrc.h - Definitions for Tegra186 ASRC driver
+ *
+ * Copyright (c) 2022, NVIDIA CORPORATION. All rights reserved.
+ *
+ */
+
+#ifndef __TEGRA186_ASRC_H__
+#define __TEGRA186_ASRC_H__
+
+/* ASRC stream related offset */
+#define TEGRA186_ASRC_CFG 0x0
+#define TEGRA186_ASRC_RATIO_INT_PART 0x4
+#define TEGRA186_ASRC_RATIO_FRAC_PART 0x8
+#define TEGRA186_ASRC_RATIO_LOCK_STATUS 0xc
+#define TEGRA186_ASRC_MUTE_UNMUTE_DURATION 0x10
+#define TEGRA186_ASRC_TX_THRESHOLD 0x14
+#define TEGRA186_ASRC_RX_THRESHOLD 0x18
+#define TEGRA186_ASRC_RATIO_COMP 0x1c
+#define TEGRA186_ASRC_RX_STATUS 0x20
+#define TEGRA186_ASRC_RX_CIF_CTRL 0x24
+#define TEGRA186_ASRC_TX_STATUS 0x2c
+#define TEGRA186_ASRC_TX_CIF_CTRL 0x30
+#define TEGRA186_ASRC_ENABLE 0x38
+#define TEGRA186_ASRC_SOFT_RESET 0x3c
+#define TEGRA186_ASRC_STATUS 0x4c
+#define TEGRA186_ASRC_STATEBUF_ADDR 0x5c
+#define TEGRA186_ASRC_STATEBUF_CFG 0x60
+#define TEGRA186_ASRC_INSAMPLEBUF_ADDR 0x64
+#define TEGRA186_ASRC_INSAMPLEBUF_CFG 0x68
+#define TEGRA186_ASRC_OUTSAMPLEBUF_ADDR 0x6c
+#define TEGRA186_ASRC_OUTSAMPLEBUF_CFG 0x70
+
+/* ASRC Global registers offset */
+#define TEGRA186_ASRC_GLOBAL_ENB 0x2f4
+#define TEGRA186_ASRC_GLOBAL_SOFT_RESET 0x2f8
+#define TEGRA186_ASRC_GLOBAL_CG 0x2fc
+#define TEGRA186_ASRC_GLOBAL_CFG 0x300
+#define TEGRA186_ASRC_GLOBAL_SCRATCH_ADDR 0x304
+#define TEGRA186_ASRC_GLOBAL_SCRATCH_CFG 0x308
+#define TEGRA186_ASRC_RATIO_UPD_RX_CIF_CTRL 0x30c
+#define TEGRA186_ASRC_RATIO_UPD_RX_STATUS 0x310
+#define TEGRA186_ASRC_GLOBAL_STATUS 0x314
+#define TEGRA186_ASRC_GLOBAL_STREAM_ENABLE_STATUS 0x318
+#define TEGRA186_ASRC_GLOBAL_INT_STATUS 0x324
+#define TEGRA186_ASRC_GLOBAL_INT_MASK 0x328
+#define TEGRA186_ASRC_GLOBAL_INT_SET 0x32c
+#define TEGRA186_ASRC_GLOBAL_INT_CLEAR 0x330
+#define TEGRA186_ASRC_GLOBAL_TRANSFER_ERROR_LOG 0x334
+#define TEGRA186_ASRC_GLOBAL_APR_CTRL 0x1000
+#define TEGRA186_ASRC_GLOBAL_APR_CTRL_ACCESS_CTRL 0x1004
+#define TEGRA186_ASRC_GLOBAL_DISARM_APR 0x1008
+#define TEGRA186_ASRC_GLOBAL_DISARM_APR_ACCESS_CTRL 0x100c
+#define TEGRA186_ASRC_GLOBAL_RATIO_WR_ACCESS 0x1010
+#define TEGRA186_ASRC_GLOBAL_RATIO_WR_ACCESS_CTRL 0x1014
+#define TEGRA186_ASRC_CYA 0x1018
+
+#define TEGRA186_ASRC_STREAM_DEFAULT_HW_COMP_BIAS_VALUE 0xaaaa
+#define TEGRA186_ASRC_STREAM_DEFAULT_INPUT_HW_COMP_THRESH_CFG 0x00201002
+#define TEGRA186_ASRC_STREAM_DEFAULT_OUTPUT_HW_COMP_THRESH_CFG 0x00201002
+
+#define TEGRA186_ASRC_GLOBAL_CFG_FRAC_28BIT_PRECISION 0
+#define TEGRA186_ASRC_GLOBAL_CFG_FRAC_32BIT_PRECISION 1
+
+#define TEGRA186_ASRC_STREAM_ENABLE_HW_RATIO_COMP_SHIFT 31
+#define TEGRA186_ASRC_STREAM_ENABLE_HW_RATIO_COMP_MASK (1 << TEGRA186_ASRC_STREAM_ENABLE_HW_RATIO_COMP_SHIFT)
+#define TEGRA186_ASRC_STREAM_ENABLE_HW_RATIO_COMP_ENABLE (1 << TEGRA186_ASRC_STREAM_ENABLE_HW_RATIO_COMP_SHIFT)
+#define TEGRA186_ASRC_STREAM_ENABLE_HW_RATIO_COMP_DISABLE (0 << TEGRA186_ASRC_STREAM_ENABLE_HW_RATIO_COMP_SHIFT)
+
+#define TEGRA186_ASRC_STREAM_RATIO_TYPE_SHIFT 0
+#define TEGRA186_ASRC_STREAM_RATIO_TYPE_MASK (1 << TEGRA186_ASRC_STREAM_RATIO_TYPE_SHIFT)
+
+#define TEGRA186_ASRC_STREAM_EN_SHIFT 0
+#define TEGRA186_ASRC_STREAM_EN (1 << TEGRA186_ASRC_STREAM_EN_SHIFT)
+#define TEGRA186_ASRC_GLOBAL_EN_SHIFT 0
+#define TEGRA186_ASRC_GLOBAL_EN (1 << TEGRA186_ASRC_GLOBAL_EN_SHIFT)
+
+#define TEGRA186_ASRC_STREAM_STATEBUF_CFG_SIZE_SHIFT 0
+#define TEGRA186_ASRC_STREAM_STATEBUF_CFG_SIZE_MASK (0xffff << TEGRA186_ASRC_STREAM_STATEBUF_CFG_SIZE_SHIFT)
+#define TEGRA186_ASRC_STREAM_INSAMPLEBUF_CFG_SIZE_SHIFT 0
+#define TEGRA186_ASRC_STREAM_INSAMPLEBUF_CFG_SIZE_MASK (0xffff << TEGRA186_ASRC_STREAM_INSAMPLEBUF_CFG_SIZE_SHIFT)
+#define TEGRA186_ASRC_STREAM_OUTSAMPLEBUF_CFG_SIZE_SHIFT 0
+#define TEGRA186_ASRC_STREAM_OUTSAMPLEBUF_CFG_SIZE_MASK (0xffff << TEGRA186_ASRC_STREAM_OUTSAMPLEBUF_CFG_SIZE_SHIFT)
+
+#define TEGRA186_ASRC_STREAM_RATIO_INT_PART_MASK 0x1f
+#define TEGRA186_ASRC_STREAM_RATIO_FRAC_PART_MASK 0xffffffff
+
+#define TEGRA186_ASRC_STREAM_STRIDE 0x80
+#define TEGRA186_ASRC_STREAM_MAX 0x6
+#define TEGRA186_ASRC_STREAM_LIMIT 0x2f0
+
+#define TEGRA186_ASRC_RATIO_SOURCE_ARAD 0x0
+#define TEGRA186_ASRC_RATIO_SOURCE_SW 0x1
+
+#define TEGRA186_ASRC_ARAM_START_ADDR 0x3f800000
+
+struct tegra186_asrc_lane {
+ unsigned int int_part;
+ unsigned int frac_part;
+ unsigned int ratio_source;
+ unsigned int hwcomp_disable;
+ unsigned int input_thresh;
+ unsigned int output_thresh;
+};
+
+struct tegra186_asrc {
+ struct tegra186_asrc_lane lane[TEGRA186_ASRC_STREAM_MAX];
+ struct regmap *regmap;
+};
+
+#endif