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linux-next/sound/soc/sirf/sirf-usp.h
Thomas Gleixner a636cd6c42 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 4 
Based on 1 normalized pattern(s):

  licensed under gplv2 or later

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 118 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Jilayne Lovejoy <opensource@jilayne.com>
Reviewed-by: Steve Winslow <swinslow@gmail.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190519154040.961286471@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-21 11:28:40 +02:00

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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* arch/arm/mach-prima2/include/mach/sirfsoc_usp.h
*
* Copyright (c) 2011 Cambridge Silicon Radio Limited, a CSR plc group company.
*/
#ifndef _SIRF_USP_H
#define _SIRF_USP_H
/* USP Registers */
#define USP_MODE1 0x00
#define USP_MODE2 0x04
#define USP_TX_FRAME_CTRL 0x08
#define USP_RX_FRAME_CTRL 0x0C
#define USP_TX_RX_ENABLE 0x10
#define USP_INT_ENABLE 0x14
#define USP_INT_STATUS 0x18
#define USP_PIN_IO_DATA 0x1C
#define USP_RISC_DSP_MODE 0x20
#define USP_AYSNC_PARAM_REG 0x24
#define USP_IRDA_X_MODE_DIV 0x28
#define USP_SM_CFG 0x2C
#define USP_TX_DMA_IO_CTRL 0x100
#define USP_TX_DMA_IO_LEN 0x104
#define USP_TX_FIFO_CTRL 0x108
#define USP_TX_FIFO_LEVEL_CHK 0x10C
#define USP_TX_FIFO_OP 0x110
#define USP_TX_FIFO_STATUS 0x114
#define USP_TX_FIFO_DATA 0x118
#define USP_RX_DMA_IO_CTRL 0x120
#define USP_RX_DMA_IO_LEN 0x124
#define USP_RX_FIFO_CTRL 0x128
#define USP_RX_FIFO_LEVEL_CHK 0x12C
#define USP_RX_FIFO_OP 0x130
#define USP_RX_FIFO_STATUS 0x134
#define USP_RX_FIFO_DATA 0x138
/* USP MODE register-1 */
#define USP_SYNC_MODE 0x00000001
#define USP_CLOCK_MODE_SLAVE 0x00000002
#define USP_LOOP_BACK_EN 0x00000004
#define USP_HPSIR_EN 0x00000008
#define USP_ENDIAN_CTRL_LSBF 0x00000010
#define USP_EN 0x00000020
#define USP_RXD_ACT_EDGE_FALLING 0x00000040
#define USP_TXD_ACT_EDGE_FALLING 0x00000080
#define USP_RFS_ACT_LEVEL_LOGIC1 0x00000100
#define USP_TFS_ACT_LEVEL_LOGIC1 0x00000200
#define USP_SCLK_IDLE_MODE_TOGGLE 0x00000400
#define USP_SCLK_IDLE_LEVEL_LOGIC1 0x00000800
#define USP_SCLK_PIN_MODE_IO 0x00001000
#define USP_RFS_PIN_MODE_IO 0x00002000
#define USP_TFS_PIN_MODE_IO 0x00004000
#define USP_RXD_PIN_MODE_IO 0x00008000
#define USP_TXD_PIN_MODE_IO 0x00010000
#define USP_SCLK_IO_MODE_INPUT 0x00020000
#define USP_RFS_IO_MODE_INPUT 0x00040000
#define USP_TFS_IO_MODE_INPUT 0x00080000
#define USP_RXD_IO_MODE_INPUT 0x00100000
#define USP_TXD_IO_MODE_INPUT 0x00200000
#define USP_IRDA_WIDTH_DIV_MASK 0x3FC00000
#define USP_IRDA_WIDTH_DIV_OFFSET 0
#define USP_IRDA_IDLE_LEVEL_HIGH 0x40000000
#define USP_TX_UFLOW_REPEAT_ZERO 0x80000000
#define USP_TX_ENDIAN_MODE 0x00000020
#define USP_RX_ENDIAN_MODE 0x00000020
/* USP Mode Register-2 */
#define USP_RXD_DELAY_LEN_MASK 0x000000FF
#define USP_RXD_DELAY_LEN_OFFSET 0
#define USP_TXD_DELAY_LEN_MASK 0x0000FF00
#define USP_TXD_DELAY_LEN_OFFSET 8
#define USP_ENA_CTRL_MODE 0x00010000
#define USP_FRAME_CTRL_MODE 0x00020000
#define USP_TFS_SOURCE_MODE 0x00040000
#define USP_TFS_MS_MODE 0x00080000
#define USP_CLK_DIVISOR_MASK 0x7FE00000
#define USP_CLK_DIVISOR_OFFSET 21
#define USP_TFS_CLK_SLAVE_MODE (1<<20)
#define USP_RFS_CLK_SLAVE_MODE (1<<19)
#define USP_IRDA_DATA_WIDTH 0x80000000
/* USP Transmit Frame Control Register */
#define USP_TXC_DATA_LEN_MASK 0x000000FF
#define USP_TXC_DATA_LEN_OFFSET 0
#define USP_TXC_SYNC_LEN_MASK 0x0000FF00
#define USP_TXC_SYNC_LEN_OFFSET 8
#define USP_TXC_FRAME_LEN_MASK 0x00FF0000
#define USP_TXC_FRAME_LEN_OFFSET 16
#define USP_TXC_SHIFTER_LEN_MASK 0x1F000000
#define USP_TXC_SHIFTER_LEN_OFFSET 24
#define USP_TXC_SLAVE_CLK_SAMPLE 0x20000000
#define USP_TXC_CLK_DIVISOR_MASK 0xC0000000
#define USP_TXC_CLK_DIVISOR_OFFSET 30
/* USP Receive Frame Control Register */
#define USP_RXC_DATA_LEN_MASK 0x000000FF
#define USP_RXC_DATA_LEN_OFFSET 0
#define USP_RXC_FRAME_LEN_MASK 0x0000FF00
#define USP_RXC_FRAME_LEN_OFFSET 8
#define USP_RXC_SHIFTER_LEN_MASK 0x001F0000
#define USP_RXC_SHIFTER_LEN_OFFSET 16
#define USP_START_EDGE_MODE 0x00800000
#define USP_I2S_SYNC_CHG 0x00200000
#define USP_RXC_CLK_DIVISOR_MASK 0x0F000000
#define USP_RXC_CLK_DIVISOR_OFFSET 24
#define USP_SINGLE_SYNC_MODE 0x00400000
/* Tx - RX Enable Register */
#define USP_RX_ENA 0x00000001
#define USP_TX_ENA 0x00000002
/* USP Interrupt Enable and status Register */
#define USP_RX_DONE_INT 0x00000001
#define USP_TX_DONE_INT 0x00000002
#define USP_RX_OFLOW_INT 0x00000004
#define USP_TX_UFLOW_INT 0x00000008
#define USP_RX_IO_DMA_INT 0x00000010
#define USP_TX_IO_DMA_INT 0x00000020
#define USP_RXFIFO_FULL_INT 0x00000040
#define USP_TXFIFO_EMPTY_INT 0x00000080
#define USP_RXFIFO_THD_INT 0x00000100
#define USP_TXFIFO_THD_INT 0x00000200
#define USP_UART_FRM_ERR_INT 0x00000400
#define USP_RX_TIMEOUT_INT 0x00000800
#define USP_TX_ALLOUT_INT 0x00001000
#define USP_RXD_BREAK_INT 0x00008000
/* All possible TX interruots */
#define USP_TX_INTERRUPT (USP_TX_DONE_INT|USP_TX_UFLOW_INT|\
USP_TX_IO_DMA_INT|\
USP_TXFIFO_EMPTY_INT|\
USP_TXFIFO_THD_INT)
/* All possible RX interruots */
#define USP_RX_INTERRUPT (USP_RX_DONE_INT|USP_RX_OFLOW_INT|\
USP_RX_IO_DMA_INT|\
USP_RXFIFO_FULL_INT|\
USP_RXFIFO_THD_INT|\
USP_RX_TIMEOUT_INT)
#define USP_INT_ALL 0x1FFF
/* USP Pin I/O Data Register */
#define USP_RFS_PIN_VALUE_MASK 0x00000001
#define USP_TFS_PIN_VALUE_MASK 0x00000002
#define USP_RXD_PIN_VALUE_MASK 0x00000004
#define USP_TXD_PIN_VALUE_MASK 0x00000008
#define USP_SCLK_PIN_VALUE_MASK 0x00000010
/* USP RISC/DSP Mode Register */
#define USP_RISC_DSP_SEL 0x00000001
/* USP ASYNC PARAMETER Register*/
#define USP_ASYNC_TIMEOUT_MASK 0x0000FFFF
#define USP_ASYNC_TIMEOUT_OFFSET 0
#define USP_ASYNC_TIMEOUT(x) (((x)&USP_ASYNC_TIMEOUT_MASK) \
<<USP_ASYNC_TIMEOUT_OFFSET)
#define USP_ASYNC_DIV2_MASK 0x003F0000
#define USP_ASYNC_DIV2_OFFSET 16
/* USP TX DMA I/O MODE Register */
#define USP_TX_MODE_IO 0x00000001
/* USP TX DMA I/O Length Register */
#define USP_TX_DATA_LEN_MASK 0xFFFFFFFF
#define USP_TX_DATA_LEN_OFFSET 0
/* USP TX FIFO Control Register */
#define USP_TX_FIFO_WIDTH_MASK 0x00000003
#define USP_TX_FIFO_WIDTH_OFFSET 0
#define USP_TX_FIFO_THD_MASK 0x000001FC
#define USP_TX_FIFO_THD_OFFSET 2
/* USP TX FIFO Level Check Register */
#define USP_TX_FIFO_LEVEL_CHECK_MASK 0x1F
#define USP_TX_FIFO_SC_OFFSET 0
#define USP_TX_FIFO_LC_OFFSET 10
#define USP_TX_FIFO_HC_OFFSET 20
#define TX_FIFO_SC(x) (((x) & USP_TX_FIFO_LEVEL_CHECK_MASK) \
<< USP_TX_FIFO_SC_OFFSET)
#define TX_FIFO_LC(x) (((x) & USP_TX_FIFO_LEVEL_CHECK_MASK) \
<< USP_TX_FIFO_LC_OFFSET)
#define TX_FIFO_HC(x) (((x) & USP_TX_FIFO_LEVEL_CHECK_MASK) \
<< USP_TX_FIFO_HC_OFFSET)
/* USP TX FIFO Operation Register */
#define USP_TX_FIFO_RESET 0x00000001
#define USP_TX_FIFO_START 0x00000002
/* USP TX FIFO Status Register */
#define USP_TX_FIFO_LEVEL_MASK 0x0000007F
#define USP_TX_FIFO_LEVEL_OFFSET 0
#define USP_TX_FIFO_FULL 0x00000080
#define USP_TX_FIFO_EMPTY 0x00000100
/* USP TX FIFO Data Register */
#define USP_TX_FIFO_DATA_MASK 0xFFFFFFFF
#define USP_TX_FIFO_DATA_OFFSET 0
/* USP RX DMA I/O MODE Register */
#define USP_RX_MODE_IO 0x00000001
#define USP_RX_DMA_FLUSH 0x00000004
/* USP RX DMA I/O Length Register */
#define USP_RX_DATA_LEN_MASK 0xFFFFFFFF
#define USP_RX_DATA_LEN_OFFSET 0
/* USP RX FIFO Control Register */
#define USP_RX_FIFO_WIDTH_MASK 0x00000003
#define USP_RX_FIFO_WIDTH_OFFSET 0
#define USP_RX_FIFO_THD_MASK 0x000001FC
#define USP_RX_FIFO_THD_OFFSET 2
/* USP RX FIFO Level Check Register */
#define USP_RX_FIFO_LEVEL_CHECK_MASK 0x1F
#define USP_RX_FIFO_SC_OFFSET 0
#define USP_RX_FIFO_LC_OFFSET 10
#define USP_RX_FIFO_HC_OFFSET 20
#define RX_FIFO_SC(x) (((x) & USP_RX_FIFO_LEVEL_CHECK_MASK) \
<< USP_RX_FIFO_SC_OFFSET)
#define RX_FIFO_LC(x) (((x) & USP_RX_FIFO_LEVEL_CHECK_MASK) \
<< USP_RX_FIFO_LC_OFFSET)
#define RX_FIFO_HC(x) (((x) & USP_RX_FIFO_LEVEL_CHECK_MASK) \
<< USP_RX_FIFO_HC_OFFSET)
/* USP RX FIFO Operation Register */
#define USP_RX_FIFO_RESET 0x00000001
#define USP_RX_FIFO_START 0x00000002
/* USP RX FIFO Status Register */
#define USP_RX_FIFO_LEVEL_MASK 0x0000007F
#define USP_RX_FIFO_LEVEL_OFFSET 0
#define USP_RX_FIFO_FULL 0x00000080
#define USP_RX_FIFO_EMPTY 0x00000100
/* USP RX FIFO Data Register */
#define USP_RX_FIFO_DATA_MASK 0xFFFFFFFF
#define USP_RX_FIFO_DATA_OFFSET 0
/*
* When rx thd irq occur, sender just disable tx empty irq,
* Remaining data in tx fifo wil also be sent out.
*/
#define USP_FIFO_SIZE 128
#define USP_TX_FIFO_THRESHOLD (USP_FIFO_SIZE/2)
#define USP_RX_FIFO_THRESHOLD (USP_FIFO_SIZE/2)
/* FIFO_WIDTH for the USP_TX_FIFO_CTRL and USP_RX_FIFO_CTRL registers */
#define USP_FIFO_WIDTH_BYTE 0x00
#define USP_FIFO_WIDTH_WORD 0x01
#define USP_FIFO_WIDTH_DWORD 0x02
#define USP_ASYNC_DIV2 16
#define USP_PLUGOUT_RETRY_CNT 2
#define USP_TX_RX_FIFO_WIDTH_DWORD 2
#define SIRF_USP_DIV_MCLK 0
#define SIRF_USP_I2S_TFS_SYNC 0
#define SIRF_USP_I2S_RFS_SYNC 1
#endif
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