linux/sound/soc/ux500/ux500_msp_dai.h

80 lines
1.9 KiB
C

/*
* Copyright (C) ST-Ericsson SA 2012
*
* Author: Ola Lilja <ola.o.lilja@stericsson.com>,
* Roger Nilsson <roger.xr.nilsson@stericsson.com>
* for ST-Ericsson.
*
* License terms:
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*/
#ifndef UX500_msp_dai_H
#define UX500_msp_dai_H
#include <linux/types.h>
#include <linux/spinlock.h>
#include "ux500_msp_i2s.h"
#define UX500_NBR_OF_DAI 4
#define UX500_I2S_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 | \
SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
#define UX500_I2S_FORMATS (SNDRV_PCM_FMTBIT_S16_LE)
#define FRAME_PER_SINGLE_SLOT_8_KHZ 31
#define FRAME_PER_SINGLE_SLOT_16_KHZ 124
#define FRAME_PER_SINGLE_SLOT_44_1_KHZ 63
#define FRAME_PER_SINGLE_SLOT_48_KHZ 49
#define FRAME_PER_2_SLOTS 31
#define FRAME_PER_8_SLOTS 138
#define FRAME_PER_16_SLOTS 277
#ifndef CONFIG_SND_SOC_UX500_AB5500
#define UX500_MSP_INTERNAL_CLOCK_FREQ 40000000
#define UX500_MSP1_INTERNAL_CLOCK_FREQ UX500_MSP_INTERNAL_CLOCK_FREQ
#else
#define UX500_MSP_INTERNAL_CLOCK_FREQ 13000000
#define UX500_MSP1_INTERNAL_CLOCK_FREQ (UX500_MSP_INTERNAL_CLOCK_FREQ * 2)
#endif
#define UX500_MSP_MIN_CHANNELS 1
#define UX500_MSP_MAX_CHANNELS 8
#define PLAYBACK_CONFIGURED 1
#define CAPTURE_CONFIGURED 2
enum ux500_msp_clock_id {
UX500_MSP_MASTER_CLOCK,
};
struct ux500_msp_i2s_drvdata {
struct ux500_msp *msp;
struct regulator *reg_vape;
struct ux500_msp_dma_params playback_dma_data;
struct ux500_msp_dma_params capture_dma_data;
unsigned int fmt;
unsigned int tx_mask;
unsigned int rx_mask;
int slots;
int slot_width;
u8 configured;
int data_delay;
/* Clocks */
unsigned int master_clk;
struct clk *clk;
/* Regulators */
int vape_opp_constraint;
};
int ux500_msp_dai_set_data_delay(struct snd_soc_dai *dai, int delay);
#endif