1 /* 2 * Copyright (C) ST-Ericsson SA 2012 3 * 4 * Author: Ola Lilja <ola.o.lilja@stericsson.com>, 5 * Roger Nilsson <roger.xr.nilsson@stericsson.com> 6 * for ST-Ericsson. 7 * 8 * License terms: 9 * 10 * This program is free software; you can redistribute it and/or modify 11 * it under the terms of the GNU General Public License version 2 as published 12 * by the Free Software Foundation. 13 */ 14 15 #ifndef UX500_msp_dai_H 16 #define UX500_msp_dai_H 17 18 #include <linux/types.h> 19 #include <linux/spinlock.h> 20 21 #include "ux500_msp_i2s.h" 22 23 #define UX500_NBR_OF_DAI 4 24 25 #define UX500_I2S_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 | \ 26 SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000) 27 28 #define UX500_I2S_FORMATS (SNDRV_PCM_FMTBIT_S16_LE) 29 30 #define FRAME_PER_SINGLE_SLOT_8_KHZ 31 31 #define FRAME_PER_SINGLE_SLOT_16_KHZ 124 32 #define FRAME_PER_SINGLE_SLOT_44_1_KHZ 63 33 #define FRAME_PER_SINGLE_SLOT_48_KHZ 49 34 #define FRAME_PER_2_SLOTS 31 35 #define FRAME_PER_8_SLOTS 138 36 #define FRAME_PER_16_SLOTS 277 37 38 #define UX500_MSP_INTERNAL_CLOCK_FREQ 40000000 39 #define UX500_MSP1_INTERNAL_CLOCK_FREQ UX500_MSP_INTERNAL_CLOCK_FREQ 40 41 #define UX500_MSP_MIN_CHANNELS 1 42 #define UX500_MSP_MAX_CHANNELS 8 43 44 #define PLAYBACK_CONFIGURED 1 45 #define CAPTURE_CONFIGURED 2 46 47 enum ux500_msp_clock_id { 48 UX500_MSP_MASTER_CLOCK, 49 }; 50 51 struct ux500_msp_i2s_drvdata { 52 struct ux500_msp *msp; 53 struct regulator *reg_vape; 54 unsigned int fmt; 55 unsigned int tx_mask; 56 unsigned int rx_mask; 57 int slots; 58 int slot_width; 59 60 /* Clocks */ 61 unsigned int master_clk; 62 struct clk *clk; 63 struct clk *pclk; 64 65 /* Regulators */ 66 int vape_opp_constraint; 67 }; 68 69 int ux500_msp_dai_set_data_delay(struct snd_soc_dai *dai, int delay); 70 71 #endif 72
