xref: /kernel/linux/linux-6.6/sound/soc/samsung/i2s-regs.h

/* SPDX-License-Identifier: GPL-2.0+ */
/*
 * Copyright (c) 2011 Samsung Electronics Co., Ltd.
 *		http://www.samsung.com
 *
 * Samsung I2S driver's register header
 */

#ifndef __SND_SOC_SAMSUNG_I2S_REGS_H
#define __SND_SOC_SAMSUNG_I2S_REGS_H

#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 I2SAHB		0x20
#define I2SSTR0		0x24
#define I2SSIZE		0x28
#define I2STRNCNT	0x2c
#define I2SLVL0ADDR	0x30
#define I2SLVL1ADDR	0x34
#define I2SLVL2ADDR	0x38
#define I2SLVL3ADDR	0x3c
#define I2SSTR1		0x40
#define I2SVER		0x44
#define I2SFIC1		0x48
#define I2STDM		0x4c
#define I2SFSTA		0x50

#define CON_RSTCLR		(1 << 31)
#define CON_FRXOFSTATUS		(1 << 26)
#define CON_FRXORINTEN		(1 << 25)
#define CON_FTXSURSTAT		(1 << 24)
#define CON_FTXSURINTEN		(1 << 23)
#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_SHIFT		30
#define MOD_OPCLK_CDCLK_OUT	(0 << MOD_OPCLK_SHIFT)
#define MOD_OPCLK_CDCLK_IN	(1 << MOD_OPCLK_SHIFT)
#define MOD_OPCLK_BCLK_OUT	(2 << MOD_OPCLK_SHIFT)
#define MOD_OPCLK_PCLK		(3 << MOD_OPCLK_SHIFT)
#define MOD_OPCLK_MASK		(3 << MOD_OPCLK_SHIFT)
#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_TXONLY		(0 << 8)
#define MOD_RXONLY		(1 << 8)
#define MOD_TXRX		(2 << 8)
#define MOD_MASK		(3 << 8)
#define MOD_LRP_SHIFT		7
#define MOD_LR_LLOW		0
#define MOD_LR_RLOW		1
#define MOD_SDF_SHIFT		5
#define MOD_SDF_IIS		0
#define MOD_SDF_MSB		1
#define MOD_SDF_LSB		2
#define MOD_SDF_MASK		3
#define MOD_RCLK_SHIFT		3
#define MOD_RCLK_256FS		0
#define MOD_RCLK_512FS		1
#define MOD_RCLK_384FS		2
#define MOD_RCLK_768FS		3
#define MOD_RCLK_MASK		3
#define MOD_BCLK_SHIFT		1
#define MOD_BCLK_32FS		0
#define MOD_BCLK_48FS		1
#define MOD_BCLK_16FS		2
#define MOD_BCLK_24FS		3
#define MOD_BCLK_MASK		3
#define MOD_8BIT		(1 << 0)

#define EXYNOS5420_MOD_LRP_SHIFT	15
#define EXYNOS5420_MOD_SDF_SHIFT	6
#define EXYNOS5420_MOD_RCLK_SHIFT	4
#define EXYNOS5420_MOD_BCLK_SHIFT	0
#define EXYNOS5420_MOD_BCLK_64FS	4
#define EXYNOS5420_MOD_BCLK_96FS	5
#define EXYNOS5420_MOD_BCLK_128FS	6
#define EXYNOS5420_MOD_BCLK_192FS	7
#define EXYNOS5420_MOD_BCLK_256FS	8
#define EXYNOS5420_MOD_BCLK_MASK	0xf

#define EXYNOS7_MOD_RCLK_64FS	4
#define EXYNOS7_MOD_RCLK_128FS	5
#define EXYNOS7_MOD_RCLK_96FS	6
#define EXYNOS7_MOD_RCLK_192FS	7

#define PSR_PSREN		(1 << 15)
#define PSR_PSVAL(x)		((((x) - 1) << 8) & 0x3f00)

#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 AHB_INTENLVL0		(1 << 24)
#define AHB_LVL0INT		(1 << 20)
#define AHB_CLRLVL0INT		(1 << 16)
#define AHB_DMARLD		(1 << 5)
#define AHB_INTMASK		(1 << 3)
#define AHB_DMAEN		(1 << 0)
#define AHB_LVLINTMASK		(0xf << 20)

#define I2SSIZE_TRNMSK		(0xffff)
#define I2SSIZE_SHIFT		(16)

#endif /* __SND_SOC_SAMSUNG_I2S_REGS_H */