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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-26 10:33:01 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-26 10:33:01 -0800 |
| commit | ac3d266bf1bbbdd7efb6bd6760f2ee29e43bb132 (patch) | |
| tree | d498e947176f4b77938034ff6c6427f9875da721 /arch/m68k/include/asm/serial.h | |
| parent | 9f4863b7dc7f545bb3a01746feafdc1208e86c89 (diff) | |
| parent | 49148020bcb6910ce71417bd990a5ce7017f9bd3 (diff) | |
| download | talos-op-linux-ac3d266bf1bbbdd7efb6bd6760f2ee29e43bb132.tar.gz talos-op-linux-ac3d266bf1bbbdd7efb6bd6760f2ee29e43bb132.zip | |
Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu
* 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu:
m68k,m68knommu: merge header files
Resolve trivial conflict in arch/m68knommu/include/asm/Kbuild
Diffstat (limited to 'arch/m68k/include/asm/serial.h')
| -rw-r--r-- | arch/m68k/include/asm/serial.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/serial.h b/arch/m68k/include/asm/serial.h new file mode 100644 index 000000000000..2b90d6e69070 --- /dev/null +++ b/arch/m68k/include/asm/serial.h @@ -0,0 +1,33 @@ +/* + * include/asm-m68k/serial.h + * + * currently this seems useful only for a Q40, + * it's an almost exact copy of ../asm-alpha/serial.h + * + */ + + +/* + * This assumes you have a 1.8432 MHz clock for your UART. + * + * It'd be nice if someone built a serial card with a 24.576 MHz + * clock, since the 16550A is capable of handling a top speed of 1.5 + * megabits/second; but this requires the faster clock. + */ +#define BASE_BAUD ( 1843200 / 16 ) + +/* Standard COM flags (except for COM4, because of the 8514 problem) */ +#ifdef CONFIG_SERIAL_DETECT_IRQ +#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST | ASYNC_AUTO_IRQ) +#define STD_COM4_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_AUTO_IRQ) +#else +#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST) +#define STD_COM4_FLAGS ASYNC_BOOT_AUTOCONF +#endif + +#define SERIAL_PORT_DFNS \ + /* UART CLK PORT IRQ FLAGS */ \ + { 0, BASE_BAUD, 0x3F8, 4, STD_COM_FLAGS }, /* ttyS0 */ \ + { 0, BASE_BAUD, 0x2F8, 3, STD_COM_FLAGS }, /* ttyS1 */ \ + { 0, BASE_BAUD, 0x3E8, 4, STD_COM_FLAGS }, /* ttyS2 */ \ + { 0, BASE_BAUD, 0x2E8, 3, STD_COM4_FLAGS }, /* ttyS3 */ |
