tegrakernel/kernel/nvidia/sound/soc/tegra-alt/include/tegra210_sfc_alt.h

98 lines
3.1 KiB
C

/*
* tegra210_sfc_alt.h - Definitions for Tegra210 SFC driver
*
* Copyright (c) 2014-2019 NVIDIA CORPORATION. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __TEGRA210_SFC_ALT_H__
#define __TEGRA210_SFC_ALT_H__
/*
* SFC_AXBAR_RX registers are with respect to AXBAR.
* The data is coming from AXBAR to SFC for playback.
*/
#define TEGRA210_SFC_AXBAR_RX_STATUS 0x0c
#define TEGRA210_SFC_AXBAR_RX_INT_STATUS 0x10
#define TEGRA210_SFC_AXBAR_RX_INT_MASK 0x14
#define TEGRA210_SFC_AXBAR_RX_INT_SET 0x18
#define TEGRA210_SFC_AXBAR_RX_INT_CLEAR 0x1c
#define TEGRA210_SFC_AXBAR_RX_CIF_CTRL 0x20
#define TEGRA210_SFC_AXBAR_RX_FREQ 0x24
#define TEGRA210_SFC_AXBAR_RX_CYA 0x28
#define TEGRA210_SFC_AXBAR_RX_DBG 0x2c
/*
* SFC_AXBAR_TX registers are with respect to AXBAR.
* The data is going out of SFC for playback.
*/
#define TEGRA210_SFC_AXBAR_TX_STATUS 0x4c
#define TEGRA210_SFC_AXBAR_TX_INT_STATUS 0x50
#define TEGRA210_SFC_AXBAR_TX_INT_MASK 0x54
#define TEGRA210_SFC_AXBAR_TX_INT_SET 0x58
#define TEGRA210_SFC_AXBAR_TX_INT_CLEAR 0x5c
#define TEGRA210_SFC_AXBAR_TX_CIF_CTRL 0x60
#define TEGRA210_SFC_AXBAR_TX_FREQ 0x64
#define TEGRA210_SFC_AXBAR_TX_CYA 0x68
#define TEGRA210_SFC_AXBAR_TX_DBG 0x6c
/* Register offsets from TEGRA210_SFC*_BASE */
#define TEGRA210_SFC_ENABLE 0x80
#define TEGRA210_SFC_SOFT_RESET 0x84
#define TEGRA210_SFC_CG 0x88
#define TEGRA210_SFC_STATUS 0x8c
#define TEGRA210_SFC_INT_STATUS 0x90
#define TEGRA210_SFC_CYA 0x94
#define TEGRA210_SFC_DBG 0xac
#define TEGRA210_SFC_COEF_RAM 0xbc
#define TEGRA210_SFC_AHUBRAMCTL_SFC_CTRL 0xc0
#define TEGRA210_SFC_AHUBRAMCTL_SFC_DATA 0xc4
/* Fields in TEGRA210_SFC_ENABLE */
#define TEGRA210_SFC_EN_SHIFT 0
#define TEGRA210_SFC_EN (1 << TEGRA210_SFC_EN_SHIFT)
#define TEGRA210_SFC_BITS_8 1
#define TEGRA210_SFC_BITS_12 2
#define TEGRA210_SFC_BITS_16 3
#define TEGRA210_SFC_BITS_20 4
#define TEGRA210_SFC_BITS_24 5
#define TEGRA210_SFC_BITS_28 6
#define TEGRA210_SFC_BITS_32 7
#define TEGRA210_SFC_NUM_RATES 13
/* Fields in TEGRA210_SFC_COEF_RAM */
#define TEGRA210_SFC_COEF_RAM_COEF_RAM_EN BIT(0)
#define TEGRA210_SFC_SOFT_RESET_EN BIT(0)
/* SRC coefficients */
#define TEGRA210_SFC_COEF_RAM_DEPTH 64
struct tegra210_sfc {
int srate_in;
int srate_out;
int format_in;
int format_out;
struct regmap *regmap;
struct snd_pcm_hw_params in_hw_params;
struct snd_pcm_hw_params out_hw_params;
int stereo_conv_input;
int mono_conv_output;
unsigned int channels_via_control;
};
#endif