diff options
Diffstat (limited to 'sound/soc/tegra/tegra210_mvc.h')
| -rw-r--r-- | sound/soc/tegra/tegra210_mvc.h | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/sound/soc/tegra/tegra210_mvc.h b/sound/soc/tegra/tegra210_mvc.h new file mode 100644 index 000000000..d775335dc --- /dev/null +++ b/sound/soc/tegra/tegra210_mvc.h @@ -0,0 +1,122 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * tegra210_mvc.h - Definitions for Tegra210 MVC driver + * + * Copyright (c) 2021 NVIDIA CORPORATION. All rights reserved. + * + */ + +#ifndef __TEGRA210_MVC_H__ +#define __TEGRA210_MVC_H__ + +/* + * MVC_RX registers are with respect to XBAR. + * The data comes from XBAR to MVC. + */ +#define TEGRA210_MVC_RX_STATUS 0x0c +#define TEGRA210_MVC_RX_INT_STATUS 0x10 +#define TEGRA210_MVC_RX_INT_MASK 0x14 +#define TEGRA210_MVC_RX_INT_SET 0x18 +#define TEGRA210_MVC_RX_INT_CLEAR 0x1c +#define TEGRA210_MVC_RX_CIF_CTRL 0x20 + +/* + * MVC_TX registers are with respect to XBAR. + * The data goes out of MVC. + */ +#define TEGRA210_MVC_TX_STATUS 0x4c +#define TEGRA210_MVC_TX_INT_STATUS 0x50 +#define TEGRA210_MVC_TX_INT_MASK 0x54 +#define TEGRA210_MVC_TX_INT_SET 0x58 +#define TEGRA210_MVC_TX_INT_CLEAR 0x5c +#define TEGRA210_MVC_TX_CIF_CTRL 0x60 + +/* Register offsets from TEGRA210_MVC*_BASE */ +#define TEGRA210_MVC_ENABLE 0x80 +#define TEGRA210_MVC_SOFT_RESET 0x84 +#define TEGRA210_MVC_CG 0x88 +#define TEGRA210_MVC_STATUS 0x90 +#define TEGRA210_MVC_INT_STATUS 0x94 +#define TEGRA210_MVC_CTRL 0xa8 +#define TEGRA210_MVC_SWITCH 0xac +#define TEGRA210_MVC_INIT_VOL 0xb0 +#define TEGRA210_MVC_TARGET_VOL 0xd0 +#define TEGRA210_MVC_DURATION 0xf0 +#define TEGRA210_MVC_DURATION_INV 0xf4 +#define TEGRA210_MVC_POLY_N1 0xf8 +#define TEGRA210_MVC_POLY_N2 0xfc +#define TEGRA210_MVC_PEAK_CTRL 0x100 +#define TEGRA210_MVC_CFG_RAM_CTRL 0x104 +#define TEGRA210_MVC_CFG_RAM_DATA 0x108 +#define TEGRA210_MVC_PEAK_VALUE 0x10c +#define TEGRA210_MVC_CONFIG_ERR_TYPE 0x12c + +/* Fields in TEGRA210_MVC_ENABLE */ +#define TEGRA210_MVC_EN_SHIFT 0 +#define TEGRA210_MVC_EN (1 << TEGRA210_MVC_EN_SHIFT) + +#define TEGRA210_MVC_MUTE_SHIFT 8 +#define TEGRA210_MUTE_MASK_EN 0xff +#define TEGRA210_MVC_MUTE_MASK (TEGRA210_MUTE_MASK_EN << TEGRA210_MVC_MUTE_SHIFT) +#define TEGRA210_MVC_MUTE_EN (TEGRA210_MUTE_MASK_EN << TEGRA210_MVC_MUTE_SHIFT) +#define TEGRA210_MVC_CH0_MUTE_EN 1 + +#define TEGRA210_MVC_PER_CHAN_CTRL_EN_SHIFT 30 +#define TEGRA210_MVC_PER_CHAN_CTRL_EN_MASK (1 << TEGRA210_MVC_PER_CHAN_CTRL_EN_SHIFT) +#define TEGRA210_MVC_PER_CHAN_CTRL_EN (1 << TEGRA210_MVC_PER_CHAN_CTRL_EN_SHIFT) + +#define TEGRA210_MVC_CURVE_TYPE_SHIFT 1 +#define TEGRA210_MVC_CURVE_TYPE_MASK (1 << TEGRA210_MVC_CURVE_TYPE_SHIFT) + +#define TEGRA210_MVC_VOLUME_SWITCH_SHIFT 2 +#define TEGRA210_MVC_VOLUME_SWITCH_MASK (1 << TEGRA210_MVC_VOLUME_SWITCH_SHIFT) +#define TEGRA210_MVC_VOLUME_SWITCH_TRIGGER (1 << TEGRA210_MVC_VOLUME_SWITCH_SHIFT) +#define TEGRA210_MVC_CTRL_DEFAULT 0x40000003 + +#define TEGRA210_MVC_INIT_VOL_DEFAULT_POLY 0x01000000 +#define TEGRA210_MVC_INIT_VOL_DEFAULT_LINEAR 0x00000000 + +/* Fields in TEGRA210_MVC ram ctrl */ +#define TEGRA210_MVC_CFG_RAM_CTRL_RW_SHIFT 14 +#define TEGRA210_MVC_CFG_RAM_CTRL_RW_WRITE (1 << TEGRA210_MVC_CFG_RAM_CTRL_RW_SHIFT) + +#define TEGRA210_MVC_CFG_RAM_CTRL_ADDR_INIT_EN_SHIFT 13 +#define TEGRA210_MVC_CFG_RAM_CTRL_ADDR_INIT_EN (1 << TEGRA210_MVC_CFG_RAM_CTRL_ADDR_INIT_EN_SHIFT) + +#define TEGRA210_MVC_CFG_RAM_CTRL_SEQ_ACCESS_EN_SHIFT 12 +#define TEGRA210_MVC_CFG_RAM_CTRL_SEQ_ACCESS_EN (1 << TEGRA210_MVC_CFG_RAM_CTRL_SEQ_ACCESS_EN_SHIFT) + +#define TEGRA210_MVC_CFG_RAM_CTRL_ADDR_SHIFT 0 +#define TEGRA210_MVC_CFG_RAM_CTRL_ADDR_MASK (0x1ff << TEGRA210_MVC_CFG_RAM_CTRL_ADDR_SHIFT) + +#define REG_SIZE 4 +#define TEGRA210_MVC_MAX_CHAN_COUNT 8 +#define TEGRA210_MVC_REG_OFFSET(reg, i) (reg + (REG_SIZE * i)) + +#define TEGRA210_MVC_GET_CHAN(reg, base) (((reg) - (base)) / REG_SIZE) + +#define TEGRA210_GET_MUTE_VAL(val) (((val) >> TEGRA210_MVC_MUTE_SHIFT) & TEGRA210_MUTE_MASK_EN) + +#define NUM_GAIN_POLY_COEFFS 9 + +enum { + CURVE_POLY, + CURVE_LINEAR, +}; + +struct tegra210_mvc_gain_params { + int poly_coeff[NUM_GAIN_POLY_COEFFS]; + int poly_n1; + int poly_n2; + int duration; + int duration_inv; +}; + +struct tegra210_mvc { + int volume[TEGRA210_MVC_MAX_CHAN_COUNT]; + unsigned int curve_type; + unsigned int ctrl_value; + struct regmap *regmap; +}; + +#endif |