diff options
Diffstat (limited to 'sound/soc/tegra/tegra210_ope.h')
| -rw-r--r-- | sound/soc/tegra/tegra210_ope.h | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/sound/soc/tegra/tegra210_ope.h b/sound/soc/tegra/tegra210_ope.h new file mode 100644 index 000000000..2835af6ce --- /dev/null +++ b/sound/soc/tegra/tegra210_ope.h @@ -0,0 +1,90 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * tegra210_ope.h - Definitions for Tegra210 OPE driver + * + * Copyright (c) 2022, NVIDIA CORPORATION. All rights reserved. + * + */ + +#ifndef __TEGRA210_OPE_H__ +#define __TEGRA210_OPE_H__ + +#include <linux/regmap.h> +#include <sound/soc.h> + +#include "tegra210_peq.h" + +/* + * OPE_RX registers are with respect to XBAR. + * The data comes from XBAR to OPE + */ +#define TEGRA210_OPE_RX_STATUS 0xc +#define TEGRA210_OPE_RX_INT_STATUS 0x10 +#define TEGRA210_OPE_RX_INT_MASK 0x14 +#define TEGRA210_OPE_RX_INT_SET 0x18 +#define TEGRA210_OPE_RX_INT_CLEAR 0x1c +#define TEGRA210_OPE_RX_CIF_CTRL 0x20 + +/* + * OPE_TX registers are with respect to XBAR. + * The data goes out from OPE to XBAR + */ +#define TEGRA210_OPE_TX_STATUS 0x4c +#define TEGRA210_OPE_TX_INT_STATUS 0x50 +#define TEGRA210_OPE_TX_INT_MASK 0x54 +#define TEGRA210_OPE_TX_INT_SET 0x58 +#define TEGRA210_OPE_TX_INT_CLEAR 0x5c +#define TEGRA210_OPE_TX_CIF_CTRL 0x60 + +/* OPE Gloabal registers */ +#define TEGRA210_OPE_ENABLE 0x80 +#define TEGRA210_OPE_SOFT_RESET 0x84 +#define TEGRA210_OPE_CG 0x88 +#define TEGRA210_OPE_STATUS 0x8c +#define TEGRA210_OPE_INT_STATUS 0x90 +#define TEGRA210_OPE_DIR 0x94 + +/* Fields for TEGRA210_OPE_ENABLE */ +#define TEGRA210_OPE_EN_SHIFT 0 +#define TEGRA210_OPE_EN (1 << TEGRA210_OPE_EN_SHIFT) + +/* Fields for TEGRA210_OPE_SOFT_RESET */ +#define TEGRA210_OPE_SOFT_RESET_SHIFT 0 +#define TEGRA210_OPE_SOFT_RESET_EN (1 << TEGRA210_OPE_SOFT_RESET_SHIFT) + +#define TEGRA210_OPE_DIR_SHIFT 0 + +struct tegra210_ope { + struct regmap *regmap; + struct regmap *peq_regmap; + struct regmap *mbdrc_regmap; + u32 peq_biquad_gains[TEGRA210_PEQ_GAIN_PARAM_SIZE_PER_CH]; + u32 peq_biquad_shifts[TEGRA210_PEQ_SHIFT_PARAM_SIZE_PER_CH]; + unsigned int data_dir; +}; + +/* Extension of soc_bytes structure defined in sound/soc.h */ +struct tegra_soc_bytes { + struct soc_bytes soc; + u32 shift; /* Used as offset for AHUB RAM related programing */ +}; + +/* Utility structures for using mixer control of type snd_soc_bytes */ +#define TEGRA_SOC_BYTES_EXT(xname, xbase, xregs, xshift, xmask, \ + xhandler_get, xhandler_put, xinfo) \ +{ \ + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .info = xinfo, \ + .get = xhandler_get, \ + .put = xhandler_put, \ + .private_value = ((unsigned long)&(struct tegra_soc_bytes) \ + { \ + .soc.base = xbase, \ + .soc.num_regs = xregs, \ + .soc.mask = xmask, \ + .shift = xshift \ + }) \ +} + +#endif |