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/*
* arch/arm/mach-tegra/include/mach/audio.h
*
* Copyright (C) 2010 Google, Inc.
*
* Author:
* Iliyan Malchev <malchev@google.com>
*
* Copyright (C) 2010-2011 NVIDIA Corporation
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that 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.
*
*/
#ifndef __ARCH_ARM_MACH_TEGRA_AUDIO_H
#define __ARCH_ARM_MACH_TEGRA_AUDIO_H
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/regulator/consumer.h>
#define AUDIO_PORT_I2S0 0
#define AUDIO_PORT_I2S1 1
#define AUDIO_PORT_I2S2 2
#define AUDIO_PORT_I2S3 3
#define AUDIO_PORT_I2S4 4
#define AUDIO_TX_MODE 0
#define AUDIO_RX_MODE 1
#define TEGRA_AUDIO_ENABLE_TX 1
#define TEGRA_AUDIO_ENABLE_RX 2
#define AUDIO_FIFO_CNT 2
/*
* Audio format modes
*/
#define AUDIO_FRAME_FORMAT_I2S 0
#define AUDIO_FRAME_FORMAT_RJM 1
#define AUDIO_FRAME_FORMAT_LJM 2
#define AUDIO_FRAME_FORMAT_DSP 3
#define AUDIO_FRAME_FORMAT_PCM 4
#define AUDIO_FRAME_FORMAT_NW 5
#define AUDIO_FRAME_FORMAT_TDM 6
#define AUDIO_FRAME_FORMAT_UNKNOWN 7
/*
*
*/
#define AUDIO_LRCK_LEFT_LOW 0
#define AUDIO_LRCK_RIGHT_LOW 1
/*
* Audio Bit code - based on compression/decompression
*/
#define AUDIO_BIT_CODE_LINEAR 0
#define AUDIO_BIT_CODE_ULAW 1
#define AUDIO_BIT_CODE_ALAW 2
#define AUDIO_BIT_CODE_RSVD 3
/*
* Audio channels
*/
#define AUDIO_CHANNEL_1 0
#define AUDIO_CHANNEL_2 1
#define AUDIO_CHANNEL_3 2
#define AUDIO_CHANNEL_4 3
#define AUDIO_CHANNEL_5 4
#define AUDIO_CHANNEL_6 5
#define AUDIO_CHANNEL_7 6
#define AUDIO_CHANNEL_8 7
/*
* Audio bit size
*/
#if defined(CONFIG_ARCH_TEGRA_2x_SOC)
#define AUDIO_BIT_SIZE_16 0
#define AUDIO_BIT_SIZE_20 1
#define AUDIO_BIT_SIZE_24 2
#define AUDIO_BIT_SIZE_32 3
#define AUDIO_FIFO_16_LSB 0
#define AUDIO_FIFO_20_LSB 1
#define AUDIO_FIFO_24_LSB 2
#define AUDIO_FIFO_32 3
#define AUDIO_FIFO_PACKED 7
#else
#define AUDIO_BIT_SIZE_4 0
#define AUDIO_BIT_SIZE_8 1
#define AUDIO_BIT_SIZE_12 2
#define AUDIO_BIT_SIZE_16 3
#define AUDIO_BIT_SIZE_20 4
#define AUDIO_BIT_SIZE_24 5
#define AUDIO_BIT_SIZE_28 6
#define AUDIO_BIT_SIZE_32 7
#define AUDIO_FIFO_NOP 0
#define AUDIO_FIFO_RSVD 1
#define AUDIO_FIFO_PACK_8_4 2
#define AUDIO_FIFO_PACK_16 3
#endif
/*
* Audio Bit Order
*/
#define AUDIO_BIT_ORDER_MSB_FIRST 0
#define AUDIO_BIT_ORDER_LSB_FIRST 1
/*
* Audio Mask Bits
*/
#define AUDIO_MASK_BITS_ZERO 0
#define AUDIO_MASK_BITS_ONE 1
#define AUDIO_MASK_BITS_TWO 2
#define AUDIO_MASK_BITS_THREE 3
#define AUDIO_MASK_BITS_FOUR 4
#define AUDIO_MASK_BITS_FIVE 5
#define AUDIO_MASK_BITS_SIX 6
#define AUDIO_MASK_BITS_SEVEN 7
/*
* Audio Highz control
*/
#define AUDIO_NO_HIGHZ 0
#define AUDIO_HIGHZ 1
#define AUDIO_HIGHZ_HALF_BIT_CLK 2
/*
* Audio SamplemEdge control
*/
#define AUDIO_SAMPLE_POS_EDGE 0
#define AUDIO_SAMPLE_NEG_EDGE 1
/*
* Audio Master/Slave mode
*/
#define AUDIO_SLAVE_MODE 0
#define AUDIO_MASTER_MODE 1
/*
* Audio Samplerates
*/
#define AUDIO_SAMPLERATE_8000 8000
#define AUDIO_SAMPLERATE_16000 16000
#define AUDIO_SAMPLERATE_44100 44100
#define AUDIO_SAMPLERATE_48000 48000
struct tegra_audio_platform_data {
bool i2s_master;
bool dsp_master;
int i2s_master_clk; /* When I2S mode and master, the framesync rate. */
int dsp_master_clk; /* When DSP mode and master, the framesync rate. */
bool dma_on;
unsigned long dev_clk_rate;
unsigned long spdif_clk_rate;
const char *dap_clk;
const char *audio_sync_clk;
int mode; /* I2S, LJM, RJM, etc. */
int fifo_fmt;
int bit_size;
int i2s_bus_width; /* 32-bit for 16-bit packed I2S */
int dsp_bus_width; /* 16-bit for DSP data format */
int mask; /* enable tx and rx? */
bool stereo_capture; /* True if hardware supports stereo */
void *driver_data;
/* Below Fields are valid for TDM mode*/
bool tdm_enable;
int total_slots;
int rx_bit_offset;
int tx_bit_offset;
int fsync_width;
int rx_slot_enables;
int tx_slot_enables;
int tdm_bitsize;
unsigned int dap_port_num;
};
struct wired_jack_conf {
int hp_det_n; /* headphone jack detection gpio pin */
int en_mic_ext; /* external mic enable gpio pin */
int en_mic_int; /* internal mic enable gpio pin */
int cdc_irq; /* mic jack detection pin(IRQ-mode or generic gpio) */
int en_spkr; /* gpio pin to drive amplifier */
const char *spkr_amp_reg; /* regulator name for speaker amp */
struct regulator *amp_reg; /* regulator for speaker amp */
int amp_reg_enabled;
};
int audio_wired_jack_init(void);
#endif /* __ARCH_ARM_MACH_TEGRA_AUDIO_H */
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