forked from luck/tmp_suning_uos_patched
db9b85c527
Add control constants for the S3C2412 SPI unit FIFO. Signed-off-by: Ben Dooks <ben-linux@fluff.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
83 lines
2.8 KiB
C
83 lines
2.8 KiB
C
/* linux/include/asm-arm/arch-s3c2410/regs-spi.h
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*
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* Copyright (c) 2004 Fetron GmbH
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* S3C2410 SPI register definition
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*/
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#ifndef __ASM_ARCH_REGS_SPI_H
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#define __ASM_ARCH_REGS_SPI_H
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#define S3C2410_SPI1 (0x20)
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#define S3C2412_SPI1 (0x100)
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#define S3C2410_SPCON (0x00)
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#define S3C2412_SPCON_RXFIFO_RB2 (0<<14)
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#define S3C2412_SPCON_RXFIFO_RB4 (1<<14)
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#define S3C2412_SPCON_RXFIFO_RB12 (2<<14)
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#define S3C2412_SPCON_RXFIFO_RB14 (3<<14)
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#define S3C2412_SPCON_TXFIFO_RB2 (0<<12)
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#define S3C2412_SPCON_TXFIFO_RB4 (1<<12)
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#define S3C2412_SPCON_TXFIFO_RB12 (2<<12)
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#define S3C2412_SPCON_TXFIFO_RB14 (3<<12)
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#define S3C2412_SPCON_RXFIFO_RESET (1<<11) /* RxFIFO reset */
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#define S3C2412_SPCON_TXFIFO_RESET (1<<10) /* TxFIFO reset */
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#define S3C2412_SPCON_RXFIFO_EN (1<<9) /* RxFIFO Enable */
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#define S3C2412_SPCON_TXFIFO_EN (1<<8) /* TxFIFO Enable */
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#define S3C2412_SPCON_DIRC_RX (1<<7)
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#define S3C2410_SPCON_SMOD_DMA (2<<5) /* DMA mode */
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#define S3C2410_SPCON_SMOD_INT (1<<5) /* interrupt mode */
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#define S3C2410_SPCON_SMOD_POLL (0<<5) /* polling mode */
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#define S3C2410_SPCON_ENSCK (1<<4) /* Enable SCK */
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#define S3C2410_SPCON_MSTR (1<<3) /* Master/Slave select
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0: slave, 1: master */
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#define S3C2410_SPCON_CPOL_HIGH (1<<2) /* Clock polarity select */
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#define S3C2410_SPCON_CPOL_LOW (0<<2) /* Clock polarity select */
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#define S3C2410_SPCON_CPHA_FMTB (1<<1) /* Clock Phase Select */
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#define S3C2410_SPCON_CPHA_FMTA (0<<1) /* Clock Phase Select */
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#define S3C2410_SPCON_TAGD (1<<0) /* Tx auto garbage data mode */
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#define S3C2410_SPSTA (0x04)
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#define S3C2412_SPSTA_RXFIFO_AE (1<<11)
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#define S3C2412_SPSTA_TXFIFO_AE (1<<10)
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#define S3C2412_SPSTA_RXFIFO_ERROR (1<<9)
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#define S3C2412_SPSTA_TXFIFO_ERROR (1<<8)
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#define S3C2412_SPSTA_RXFIFO_FIFO (1<<7)
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#define S3C2412_SPSTA_RXFIFO_EMPTY (1<<6)
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#define S3C2412_SPSTA_TXFIFO_NFULL (1<<5)
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#define S3C2412_SPSTA_TXFIFO_EMPTY (1<<4)
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#define S3C2410_SPSTA_DCOL (1<<2) /* Data Collision Error */
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#define S3C2410_SPSTA_MULD (1<<1) /* Multi Master Error */
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#define S3C2410_SPSTA_READY (1<<0) /* Data Tx/Rx ready */
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#define S3C2412_SPSTA_READY_ORG (1<<3)
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#define S3C2410_SPPIN (0x08)
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#define S3C2410_SPPIN_ENMUL (1<<2) /* Multi Master Error detect */
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#define S3C2410_SPPIN_RESERVED (1<<1)
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#define S3C2400_SPPIN_nCS (1<<1) /* SPI Card Select */
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#define S3C2410_SPPIN_KEEP (1<<0) /* Master Out keep */
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#define S3C2410_SPPRE (0x0C)
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#define S3C2410_SPTDAT (0x10)
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#define S3C2410_SPRDAT (0x14)
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#define S3C2412_TXFIFO (0x18)
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#define S3C2412_RXFIFO (0x18)
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#define S3C2412_SPFIC (0x24)
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#endif /* __ASM_ARCH_REGS_SPI_H */
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