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[ARM] 4786/1: S3C2412: Add SPI FIFO controll constants
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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>
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Ben Dooks authored and Russell King committed Jan 28, 2008
1 parent e5812bf commit db9b85c
Showing 1 changed file with 23 additions and 0 deletions.
23 changes: 23 additions & 0 deletions include/asm-arm/plat-s3c24xx/regs-spi.h
Original file line number Diff line number Diff line change
Expand Up @@ -17,7 +17,21 @@

#define S3C2410_SPCON (0x00)

#define S3C2412_SPCON_RXFIFO_RB2 (0<<14)
#define S3C2412_SPCON_RXFIFO_RB4 (1<<14)
#define S3C2412_SPCON_RXFIFO_RB12 (2<<14)
#define S3C2412_SPCON_RXFIFO_RB14 (3<<14)
#define S3C2412_SPCON_TXFIFO_RB2 (0<<12)
#define S3C2412_SPCON_TXFIFO_RB4 (1<<12)
#define S3C2412_SPCON_TXFIFO_RB12 (2<<12)
#define S3C2412_SPCON_TXFIFO_RB14 (3<<12)
#define S3C2412_SPCON_RXFIFO_RESET (1<<11) /* RxFIFO reset */
#define S3C2412_SPCON_TXFIFO_RESET (1<<10) /* TxFIFO reset */
#define S3C2412_SPCON_RXFIFO_EN (1<<9) /* RxFIFO Enable */
#define S3C2412_SPCON_TXFIFO_EN (1<<8) /* TxFIFO Enable */

#define S3C2412_SPCON_DIRC_RX (1<<7)

#define S3C2410_SPCON_SMOD_DMA (2<<5) /* DMA mode */
#define S3C2410_SPCON_SMOD_INT (1<<5) /* interrupt mode */
#define S3C2410_SPCON_SMOD_POLL (0<<5) /* polling mode */
Expand All @@ -35,6 +49,15 @@

#define S3C2410_SPSTA (0x04)

#define S3C2412_SPSTA_RXFIFO_AE (1<<11)
#define S3C2412_SPSTA_TXFIFO_AE (1<<10)
#define S3C2412_SPSTA_RXFIFO_ERROR (1<<9)
#define S3C2412_SPSTA_TXFIFO_ERROR (1<<8)
#define S3C2412_SPSTA_RXFIFO_FIFO (1<<7)
#define S3C2412_SPSTA_RXFIFO_EMPTY (1<<6)
#define S3C2412_SPSTA_TXFIFO_NFULL (1<<5)
#define S3C2412_SPSTA_TXFIFO_EMPTY (1<<4)

#define S3C2410_SPSTA_DCOL (1<<2) /* Data Collision Error */
#define S3C2410_SPSTA_MULD (1<<1) /* Multi Master Error */
#define S3C2410_SPSTA_READY (1<<0) /* Data Tx/Rx ready */
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