diff options
| author | Bryan Wu <bryan.wu@analog.com> | 2007-12-05 02:45:12 -0500 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-12-05 12:21:19 -0500 |
| commit | 131b17d42de6194fa960132c1f62c29923c4f20c (patch) | |
| tree | 7606b689e111820328ff5c88a57192adce02cec2 /include/asm-blackfin | |
| parent | c24b2602af88db4489c6c3fb4b2a8e47fb15769b (diff) | |
spi: initial BF54x SPI support
Initial BF54x SPI support
- support BF54x SPI0
- clean up some code (whitespace etc)
- will support multiports in the future
- start using portmux calls
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/asm-blackfin')
| -rw-r--r-- | include/asm-blackfin/mach-bf548/defBF54x_base.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/include/asm-blackfin/mach-bf548/defBF54x_base.h b/include/asm-blackfin/mach-bf548/defBF54x_base.h index da979cb62f7d..319a48590c9c 100644 --- a/include/asm-blackfin/mach-bf548/defBF54x_base.h +++ b/include/asm-blackfin/mach-bf548/defBF54x_base.h | |||
| @@ -1644,8 +1644,25 @@ | |||
| 1644 | #define RESTART 0x20 /* Work Unit Transitions */ | 1644 | #define RESTART 0x20 /* Work Unit Transitions */ |
| 1645 | #define DI_SEL 0x40 /* Data Interrupt Timing Select */ | 1645 | #define DI_SEL 0x40 /* Data Interrupt Timing Select */ |
| 1646 | #define DI_EN 0x80 /* Data Interrupt Enable */ | 1646 | #define DI_EN 0x80 /* Data Interrupt Enable */ |
| 1647 | |||
| 1647 | #define NDSIZE 0xf00 /* Flex Descriptor Size */ | 1648 | #define NDSIZE 0xf00 /* Flex Descriptor Size */ |
| 1649 | #define NDSIZE_0 0x0000 /* Next Descriptor Size = 0 (Stop/Autobuffer) */ | ||
| 1650 | #define NDSIZE_1 0x0100 /* Next Descriptor Size = 1 */ | ||
| 1651 | #define NDSIZE_2 0x0200 /* Next Descriptor Size = 2 */ | ||
| 1652 | #define NDSIZE_3 0x0300 /* Next Descriptor Size = 3 */ | ||
| 1653 | #define NDSIZE_4 0x0400 /* Next Descriptor Size = 4 */ | ||
| 1654 | #define NDSIZE_5 0x0500 /* Next Descriptor Size = 5 */ | ||
| 1655 | #define NDSIZE_6 0x0600 /* Next Descriptor Size = 6 */ | ||
| 1656 | #define NDSIZE_7 0x0700 /* Next Descriptor Size = 7 */ | ||
| 1657 | #define NDSIZE_8 0x0800 /* Next Descriptor Size = 8 */ | ||
| 1658 | #define NDSIZE_9 0x0900 /* Next Descriptor Size = 9 */ | ||
| 1659 | |||
| 1648 | #define DMAFLOW 0xf000 /* Next Operation */ | 1660 | #define DMAFLOW 0xf000 /* Next Operation */ |
| 1661 | #define DMAFLOW_STOP 0x0000 /* Stop Mode */ | ||
| 1662 | #define DMAFLOW_AUTO 0x1000 /* Autobuffer Mode */ | ||
| 1663 | #define DMAFLOW_ARRAY 0x4000 /* Descriptor Array Mode */ | ||
| 1664 | #define DMAFLOW_SMALL 0x6000 /* Small Model Descriptor List Mode */ | ||
| 1665 | #define DMAFLOW_LARGE 0x7000 /* Large Model Descriptor List Mode */ | ||
| 1649 | 1666 | ||
| 1650 | /* Bit masks for DMAx_IRQ_STATUS, MDMA_Sx_IRQ_STATUS, MDMA_Dx_IRQ_STATUS */ | 1667 | /* Bit masks for DMAx_IRQ_STATUS, MDMA_Sx_IRQ_STATUS, MDMA_Dx_IRQ_STATUS */ |
| 1651 | 1668 | ||