Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* linux/include/asm-arm/arch-s3c2410/regs-spi.h |
| 2 | * |
| 3 | * Copyright (c) 2004 Fetron GmbH |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License version 2 as |
| 7 | * published by the Free Software Foundation. |
| 8 | * |
| 9 | * S3C2410 SPI register definition |
Ben Dooks | 92e4805 | 2006-09-09 19:44:54 +0100 | [diff] [blame] | 10 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 11 | |
| 12 | #ifndef __ASM_ARCH_REGS_SPI_H |
| 13 | #define __ASM_ARCH_REGS_SPI_H |
| 14 | |
Sandeep Sanjay Patil | e903382 | 2007-05-16 10:51:45 +0100 | [diff] [blame] | 15 | #define S3C2410_SPI1 (0x20) |
| 16 | #define S3C2412_SPI1 (0x100) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 17 | |
| 18 | #define S3C2410_SPCON (0x00) |
| 19 | |
Ben Dooks | db9b85c | 2008-01-28 13:01:26 +0100 | [diff] [blame^] | 20 | #define S3C2412_SPCON_RXFIFO_RB2 (0<<14) |
| 21 | #define S3C2412_SPCON_RXFIFO_RB4 (1<<14) |
| 22 | #define S3C2412_SPCON_RXFIFO_RB12 (2<<14) |
| 23 | #define S3C2412_SPCON_RXFIFO_RB14 (3<<14) |
| 24 | #define S3C2412_SPCON_TXFIFO_RB2 (0<<12) |
| 25 | #define S3C2412_SPCON_TXFIFO_RB4 (1<<12) |
| 26 | #define S3C2412_SPCON_TXFIFO_RB12 (2<<12) |
| 27 | #define S3C2412_SPCON_TXFIFO_RB14 (3<<12) |
| 28 | #define S3C2412_SPCON_RXFIFO_RESET (1<<11) /* RxFIFO reset */ |
| 29 | #define S3C2412_SPCON_TXFIFO_RESET (1<<10) /* TxFIFO reset */ |
| 30 | #define S3C2412_SPCON_RXFIFO_EN (1<<9) /* RxFIFO Enable */ |
| 31 | #define S3C2412_SPCON_TXFIFO_EN (1<<8) /* TxFIFO Enable */ |
| 32 | |
Ben Dooks | 1fb4e56 | 2007-12-23 03:09:29 +0100 | [diff] [blame] | 33 | #define S3C2412_SPCON_DIRC_RX (1<<7) |
Ben Dooks | db9b85c | 2008-01-28 13:01:26 +0100 | [diff] [blame^] | 34 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 35 | #define S3C2410_SPCON_SMOD_DMA (2<<5) /* DMA mode */ |
| 36 | #define S3C2410_SPCON_SMOD_INT (1<<5) /* interrupt mode */ |
| 37 | #define S3C2410_SPCON_SMOD_POLL (0<<5) /* polling mode */ |
| 38 | #define S3C2410_SPCON_ENSCK (1<<4) /* Enable SCK */ |
| 39 | #define S3C2410_SPCON_MSTR (1<<3) /* Master/Slave select |
| 40 | 0: slave, 1: master */ |
| 41 | #define S3C2410_SPCON_CPOL_HIGH (1<<2) /* Clock polarity select */ |
| 42 | #define S3C2410_SPCON_CPOL_LOW (0<<2) /* Clock polarity select */ |
| 43 | |
| 44 | #define S3C2410_SPCON_CPHA_FMTB (1<<1) /* Clock Phase Select */ |
| 45 | #define S3C2410_SPCON_CPHA_FMTA (0<<1) /* Clock Phase Select */ |
| 46 | |
| 47 | #define S3C2410_SPCON_TAGD (1<<0) /* Tx auto garbage data mode */ |
| 48 | |
| 49 | |
| 50 | #define S3C2410_SPSTA (0x04) |
| 51 | |
Ben Dooks | db9b85c | 2008-01-28 13:01:26 +0100 | [diff] [blame^] | 52 | #define S3C2412_SPSTA_RXFIFO_AE (1<<11) |
| 53 | #define S3C2412_SPSTA_TXFIFO_AE (1<<10) |
| 54 | #define S3C2412_SPSTA_RXFIFO_ERROR (1<<9) |
| 55 | #define S3C2412_SPSTA_TXFIFO_ERROR (1<<8) |
| 56 | #define S3C2412_SPSTA_RXFIFO_FIFO (1<<7) |
| 57 | #define S3C2412_SPSTA_RXFIFO_EMPTY (1<<6) |
| 58 | #define S3C2412_SPSTA_TXFIFO_NFULL (1<<5) |
| 59 | #define S3C2412_SPSTA_TXFIFO_EMPTY (1<<4) |
| 60 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 61 | #define S3C2410_SPSTA_DCOL (1<<2) /* Data Collision Error */ |
| 62 | #define S3C2410_SPSTA_MULD (1<<1) /* Multi Master Error */ |
| 63 | #define S3C2410_SPSTA_READY (1<<0) /* Data Tx/Rx ready */ |
Ben Dooks | 1fb4e56 | 2007-12-23 03:09:29 +0100 | [diff] [blame] | 64 | #define S3C2412_SPSTA_READY_ORG (1<<3) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 65 | |
| 66 | #define S3C2410_SPPIN (0x08) |
| 67 | |
| 68 | #define S3C2410_SPPIN_ENMUL (1<<2) /* Multi Master Error detect */ |
| 69 | #define S3C2410_SPPIN_RESERVED (1<<1) |
Lucas Correia Villa Real | b7ebcc1 | 2005-04-25 18:40:31 +0100 | [diff] [blame] | 70 | #define S3C2400_SPPIN_nCS (1<<1) /* SPI Card Select */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 71 | #define S3C2410_SPPIN_KEEP (1<<0) /* Master Out keep */ |
| 72 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 73 | #define S3C2410_SPPRE (0x0C) |
| 74 | #define S3C2410_SPTDAT (0x10) |
| 75 | #define S3C2410_SPRDAT (0x14) |
| 76 | |
Ben Dooks | 1fb4e56 | 2007-12-23 03:09:29 +0100 | [diff] [blame] | 77 | #define S3C2412_TXFIFO (0x18) |
| 78 | #define S3C2412_RXFIFO (0x18) |
| 79 | #define S3C2412_SPFIC (0x24) |
| 80 | |
| 81 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 82 | #endif /* __ASM_ARCH_REGS_SPI_H */ |