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/* sound/soc/samsung/i2s.h
*
* ALSA SoC Audio Layer - Samsung I2S Controller driver
*
* Copyright (c) 2010 Samsung Electronics Co. Ltd.
* Jaswinder Singh <jassi.brar@samsung.com>
*
* 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 __SND_SOC_SAMSUNG_I2S_H
#define __SND_SOC_SAMSUNG_I2S_H
/*
* Maximum number of I2S blocks that any SoC can have.
* The secondary interface of a CPU dai(if there exists any),
* is indexed at [cpu-dai's ID + SAMSUNG_I2S_SECOFF]
*/
#define SAMSUNG_I2S_SECOFF 4
#define SAMSUNG_I2S_DIV_BCLK 1
#define SAMSUNG_I2S_RCLKSRC_0 0
#define SAMSUNG_I2S_RCLKSRC_1 1
#define SAMSUNG_I2S_CDCLK 2
#define SAMSUNG_I2S_OPCLK 3
#define I2SCON 0x0
#define I2SMOD 0x4
#define I2SFIC 0x8
#define I2SPSR 0xc
#define I2STXD 0x10
#define I2SRXD 0x14
#define I2SFICS 0x18
#define I2STXDS 0x1c
#define CON_RSTCLR (1 << 31)
#define CON_FRXOFSTATUS (1 << 26) /* ver5: i2s0 */
#define CON_FRXOFINTEN (1 << 25) /* ver5: i2s0 */
#define CON_FRXOFSTATUS_L (1 << 19) /* ver2: i2s1, i2s2 */
#define CON_FRXOFINTEN_L (1 << 18) /* ver2: i2s1, i2s2 */
/* Secondary TX FIFO only */
#define CON_FTXSURSTAT (1 << 24)
#define CON_FTXSURINTEN (1 << 23)
#define CON_TXSFIFO_EMPTY (1 << 22)
#define CON_TXSFIFO_FULL (1 << 21)
#define CON_TXSDMA_PAUSE (1 << 20)
#define CON_TXSDMA_ACTIVE (1 << 18)
#define CON_FTXURSTATUS (1 << 17)
#define CON_FTXURINTEN (1 << 16)
#define CON_TXFIFO2_EMPTY (1 << 15)
#define CON_TXFIFO1_EMPTY (1 << 14)
#define CON_TXFIFO2_FULL (1 << 13)
#define CON_TXFIFO1_FULL (1 << 12)
#define CON_LRINDEX (1 << 11)
#define CON_TXFIFO_EMPTY (1 << 10)
#define CON_RXFIFO_EMPTY (1 << 9)
#define CON_TXFIFO_FULL (1 << 8)
#define CON_RXFIFO_FULL (1 << 7)
#define CON_TXDMA_PAUSE (1 << 6)
#define CON_RXDMA_PAUSE (1 << 5)
#define CON_TXCH_PAUSE (1 << 4)
#define CON_RXCH_PAUSE (1 << 3)
#define CON_TXDMA_ACTIVE (1 << 2)
#define CON_RXDMA_ACTIVE (1 << 1)
#define CON_ACTIVE (1 << 0)
#define MOD_OPCLK_CDCLK_OUT (0 << 30)
#define MOD_OPCLK_CDCLK_IN (1 << 30)
#define MOD_OPCLK_BCLK_OUT (2 << 30)
#define MOD_OPCLK_PCLK (3 << 30)
#define MOD_OPCLK_MASK (3 << 30)
#define MOD_TXS_IDMA (1 << 28) /* Sec_TXFIFO use I-DMA */
#define MOD_BLCS_SHIFT 26
#define MOD_BLCS_16BIT (0 << MOD_BLCS_SHIFT)
#define MOD_BLCS_8BIT (1 << MOD_BLCS_SHIFT)
#define MOD_BLCS_24BIT (2 << MOD_BLCS_SHIFT)
#define MOD_BLCS_MASK (3 << MOD_BLCS_SHIFT)
#define MOD_BLCP_SHIFT 24
#define MOD_BLCP_16BIT (0 << MOD_BLCP_SHIFT)
#define MOD_BLCP_8BIT (1 << MOD_BLCP_SHIFT)
#define MOD_BLCP_24BIT (2 << MOD_BLCP_SHIFT)
#define MOD_BLCP_MASK (3 << MOD_BLCP_SHIFT)
#define MOD_C2DD_HHALF (1 << 21) /* Discard Higher-half */
#define MOD_C2DD_LHALF (1 << 20) /* Discard Lower-half */
#define MOD_C1DD_HHALF (1 << 19)
#define MOD_C1DD_LHALF (1 << 18)
#define MOD_DC2_EN (1 << 17)
#define MOD_DC1_EN (1 << 16)
#define MOD_BLC_16BIT (0 << 13)
#define MOD_BLC_8BIT (1 << 13)
#define MOD_BLC_24BIT (2 << 13)
#define MOD_BLC_MASK (3 << 13)
#define MOD_RCLK_I2SCLK (1<<10)
#define MOD_RCLK_PCLK (0<<10)
#define MOD_IMS_SYSMUX (1 << 10)
#define MOD_SLAVE (1 << 11)
#define MOD_TXONLY (0 << 8)
#define MOD_RXONLY (1 << 8)
#define MOD_TXRX (2 << 8)
#define MOD_MASK (3 << 8)
#define MOD_LR_LLOW (0 << 7)
#define MOD_LR_RLOW (1 << 7)
#define MOD_SDF_IIS (0 << 5)
#define MOD_SDF_MSB (1 << 5)
#define MOD_SDF_LSB (2 << 5)
#define MOD_SDF_MASK (3 << 5)
#define MOD_RCLK_256FS (0 << 3)
#define MOD_RCLK_512FS (1 << 3)
#define MOD_RCLK_384FS (2 << 3)
#define MOD_RCLK_768FS (3 << 3)
#define MOD_RCLK_MASK (3 << 3)
#define MOD_BCLK_32FS (0 << 1)
#define MOD_BCLK_48FS (1 << 1)
#define MOD_BCLK_16FS (2 << 1)
#define MOD_BCLK_24FS (3 << 1)
#define MOD_BCLK_MASK (3 << 1)
#define MOD_8BIT (1 << 0)
#define MOD_CDCLK_IN (1<<12)
#define MOD_CDCLK_OUT (0<<12)
#define MOD_CDCLKCON (1 << 12)
#define PSR_PSREN (1 << 15)
#define FIC_TX2COUNT(x) (((x) >> 24) & 0xf)
#define FIC_TX1COUNT(x) (((x) >> 16) & 0xf)
#define FIC_TXFLUSH (1 << 15)
#define FIC_RXFLUSH (1 << 7)
#define FIC_TXCOUNT(x) (((x) >> 8) & 0xf)
#define FIC_RXCOUNT(x) (((x) >> 0) & 0xf)
#define FICS_TXCOUNT(x) (((x) >> 8) & 0x7f)
#define msecs_to_loops(t) (loops_per_jiffy / 1000 * HZ * t)
#endif /* __SND_SOC_SAMSUNG_I2S_H */
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