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91 Commits

Author SHA1 Message Date
Alan Cox
85a75996ed blackfin enable arbitary speed serial setting 
Add the needed definitions to activate arbitary speed support on the blackfin platform.

Signed-off-by: Alan Cox <alan@redhat.com>
Acked-by: Aubrey Li <aubrey.li@analog.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-08-05 19:16:05 +08:00
Sonic Zhang
a359cca71e Blackfin arch: update kgdb patch 
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-10-10 16:47:58 +08:00
Michael Hennerich
2b39331a28 Blackfin arch: Comply with revised Anomaly Workarounds for BF533 05000311 and BF561 05000323 
Comply with revised Anomaly Workarounds for BF533 05000311 and BF561 05000323
accoring to BF533 anomaly sheet Rev. A 09/04/07

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-10-10 16:58:49 +08:00
Robin Getz
337d390b3a Blackfin arch: Print out debug info, as early as possible 
Print out debug info, as early as possible - even before the
kernel initializes the interrupt vectors. Now we can print out debug
messages almost anytime during the boot process.

Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-10-09 17:31:46 +08:00
Robin Getz
0ae53640b5 Blackfin arch: Initial patch to add earlyprintk support 
This allows debugging of problems which happen eary in the kernel
boot process (after bootargs are parsed, but before serial subsystem
is fully initialized)

Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-10-09 17:24:49 +08:00
Bryan Wu
1d487f468d Blackfin arch: add TWIx_REGBASE and SPIx_REGBASE to specific CPU header files, use the new REGBASE for board platform resources 
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-10-11 00:30:56 +08:00
Bryan Wu
b7b2d344e7 Blackfin arch: modify the insX/outsX and dma_insX/dma_outsX to be compatible with other archs 
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-10-09 15:09:49 +08:00
Bryan Wu
fb282a72f1 Blackfin arch: cleanup IO and DMA_IO API function definitions according to other arches 
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-09-12 17:48:25 +08:00
Michael Hennerich
2714d9a6d1 Blackfin arch: Workaround reboot bug, issue SSYNC at the start of bfin_reset 
reboot failes on BF533
http://blackfin.uclinux.org/gf/project/uclinux-dist/tracker/?action=TrackerItemEdit&tracker_item_id=3500

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-10-11 00:29:49 +08:00
Michael Hennerich
4b3f058a7a Blackfin arch: Add ANOMALY_05000311 Workaround - for those who doesnt use the generic GPIO driver 
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-09-12 14:50:28 +08:00
Michael Hennerich
eabb5a5e0b Blackfin arch: Remove legacy support 
Now that there is a generic GPIO driver framework
remove GPIO register unified name space legacy support.

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-08-28 14:57:05 +08:00
Michael Hennerich
55249e9e3d Blackfin arch: For compatibility reasons change IRQ_XXX_ERR into IRQ_XXX_ERROR like on any other supported Blackfin derivative 
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-10-11 00:06:31 +08:00
Robin Getz
2296fb7ff0 Blackfin arch: Fix bug missing L2_MEMORY definition for EZKIT-BF561 compiling error 
Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-09-13 11:49:33 +08:00
Mike Frysinger
1ffe6646ba Blackfin arch: add an exception request/free api 
add an exception request/free api similar to the interrupt request/fre
api so people can utilize the free software based exceptions for their
own purposes

Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-08-05 17:14:04 +08:00
Mike Frysinger
dbcc78bebe Blackfin arch: all our other ports call this SIZE rather than SPI_LEN 
Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-08-05 17:06:48 +08:00
Mike Frysinger
f0b5d12f2b Blackfin arch: allow people to select the feature that is unavailable to the kernel 
- allow people to select the feature that is unavailable to the kernel: NMI, JTAG, or CYCLES.
 - change default NMI handler to simply dump hardware trace buffer.
 - remove default NMI handler completely as calling into kernel code is not safe
   move example handler to wiki so people dont haphazardly copy and paste this stuff thinking its safe

Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-08-05 17:03:59 +08:00
Mike Frysinger
0174dd59bb Blackfin arch: make sure to stub out ANOMALY_05000230 were appropriate 
Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-08-05 16:53:10 +08:00
Sonic Zhang
8a26ac7043 Blackfin arch: Add DMA API to set curr descriptor address 
This API is necessary for DMA descriptor array mode.

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-08-05 16:14:58 +08:00
Bryan Wu
2cbfe10743 Blackfin arch: kill ezkit548 compiling warning 
kill ezkit548 compiling warning:
  - include/asm/cplb.h:42:5: warning: "ANOMALY_05000158" is not defined

Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-08-05 15:31:16 +08:00
Robin Getz
be7b0d3711 Blackfin arch: fix up header for BF533 
Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-08-05 14:14:42 +08:00
Michael Hennerich
07bdda0262 Blackfin arch: bug fixing restore mach dependent ASYNC memory size 
Bug: When SMC921X driver is enabled, kernel boot crash on EZKIT548
http://blackfin.uclinux.org/gf/project/uclinux-dist/tracker/?action=TrackerItemEdit&tracker_item_id=3460

Fixed by restoring mach dependent ASYNC memory size CPLB coverage.
Once we have a more dynamic memory layout we should come up with a better
solution for these hard-coded values.

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-08-27 15:29:35 +08:00
Robin Getz
3bebca2d20 Blackfin arch: to do some consolidation of common code and common name spaces 
now all BLKFIN should be BFIN, should be no functional changes.

Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-10-10 23:55:26 +08:00
Mike Frysinger
a298049180 Blackfin arch: remove unused code -- EVT0 is not controllable by software 
Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-08-03 18:29:15 +08:00
Roy Huang
1d945e2b3e Blackfin arch: add set_dma_curr_addr DMA API to support sound driver recording function 
Signed-off-by: Roy Huang <roy.huang@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-10-10 23:31:19 +08:00
Robin Getz
518039bc24 Blackfin arch: Add ability to expend the hardware trace buffer 
Add ability to expend the hardware trace buffer via a configurable
software buffer - so you can have lots of history when a crash occurs.

The interesting way we do printk in the traps.c confusese the checking
script

Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-07-25 11:03:28 +08:00
Robin Getz
f16295e7e7 Blackfin arch: Fix CCLK and SCLK checks 
Fix CCLK and SCLK checks, combine all arch checks into one file
for maintance. Checkins that remove more lines than they add are always
good.

Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-08-03 18:07:17 +08:00
Michael Hennerich
b99ab54d4f Blackfin serial driver: use new GPIO API 
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-10-11 10:57:54 +08:00
Mike Frysinger
1708268f7e Blackfin arch: scrub remaining ASSEMBLY usage since the switch to __ASSEMBLY__ 
Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-07-25 11:50:42 +08:00
Michael Hennerich
06039e90b9 Blackfin arch: Fix define - SPORT0_DTPRI is first function 
Sigend-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-08-27 16:57:55 +08:00
Bryan Wu
7c100f3b90 Blackfin arch: fix bugs report by Andy Liu <yjhsou@gmail.com>, AD1836 can't be probed in BF561-EZ 
Cc: Andy Liu <yjhsou@gmail.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-08-05 15:43:03 +08:00
Bryan Wu
214cccbbb2 Blackfin arch: bug fixing, add missing BF533_FAMILY GPIO_PFx definition 
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-07-25 14:42:03 +08:00
Michael Hennerich
40d63406a0 Blackfin arch: store labels so we later know who allocated GPIO/Peripheral resources 
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-10-10 22:55:30 +08:00
Michael Hennerich
301af2952b Blackfin arch: Finalize the generic gpio support - add gpio_to_irq and irq_to_gpio 
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-07-24 15:35:53 +08:00
Mike Frysinger
bc8c84c947 Blackfin arch: update to latest anomaly sheets 
Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-08-05 17:32:25 +08:00
Robin Getz
fb51d56680 Blackfin arch: Fix Anomaly hanlding, as pointed out by Mike 
Signed-off-by: Robin Getz <robin.getz@analog.com>
Cc: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-08-03 17:56:29 +08:00
Mike Frysinger
35c724f310 Blackfin arch: fix typo... we want csync in CSYNC(), not ssync 
Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-08-03 16:48:13 +08:00
Mike Frysinger
36a1548f99 Blackfin arch: reorganize headers slightly so we can be sure things are defined early enough 
Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-07-25 12:01:19 +08:00
Mike Frysinger
d5148ffa60 Blackfin arch: use the [CS]SYNC() macros which include anomaly workarounds rather than __builtin_bfin_[cs]sync() 
Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-07-25 11:57:42 +08:00
Mike Frysinger
60e9356d77 Blackfin arch: update BF54x anomaly list 
Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Roy Huang <roy.huang@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-07-25 11:56:01 +08:00
Mike Frysinger
1aafd90912 Blackfin arch: revise anomaly handling by basing things on the compiler not the kconfig defines 
revise anomaly handling by basing things on the compiler not the kconfig defines,
so the header is stable and usable outside of the kernel. This also allows us to
move some code from preprocessing to compiling (gcc culls dead code)
which should help with code quality (readability, catch minor bugs, etc...).

Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-07-25 11:19:14 +08:00
Mike Frysinger
287050fe13 Blackfin arch: cleanup and standardize anomaly.h file format -- no functional changes 
Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-07-24 15:23:20 +08:00
Michael Hennerich
cda6a20b68 Blackfin arch: fix PORT_J BUG for BF537/6 EMAC driver reported by Kalle Pokki <kalle.pokki@iki.fi> 
Cc: Kalle Pokki <kalle.pokki@iki.fi>
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-10-04 00:36:18 +08:00
Michael Hennerich
c58c2140f0 Blackfin arch: gpio pinmux and resource allocation API required by BF537 on chip ethernet mac driver 
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-10-04 00:35:05 +08:00
Bryan Wu
0b95f22bd3 Blackfin arch: add some missing syscall 
When compiling the Blackfin kernel, checksyscalls.pl will report lots of missing syscalls warnings.
This patch will add some missing syscalls which make sense on Blackfin arch

After appling this patch, toolchain should be rebuilt. Then recompiling the kernel with the new
toolchain.

Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-09-23 00:51:32 +08:00
Mike Frysinger
0931ce8439 Blackfin arch: fix some bugs in lib/string.h functions found by our string testing modules 
- use ints for the return value rather than char since we actually return
   an int and we dont want it improperly being sign extended during the reload
   http://blackfin.uclinux.org/gf/project/uclinux-dist/tracker/?action=TrackerItemEdit&tracker_item_id=3525

 - if src is shorter than the requested number of copy bytes, we need to null
   pad the rest
   http://blackfin.uclinux.org/gf/project/uclinux-dist/tracker/?action=TrackerItemEdit&tracker_item_id=3524

 - mark these as __volatile__ and add memory to the clobber list so gcc does
   not optimize buffers around on us we may be using

 - rewrite asm code to be readable/maintainable

Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-09-12 16:30:15 +08:00
Robin Getz
e62687f995 Blackfin arch: fix the aliased write macros 
Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-08-05 17:21:55 +08:00
Stephane Eranian
a583f1b542 remove unused TIF_NOTIFY_RESUME flag 
Remove unused TIF_NOTIFY_RESUME flag for all processor architectures.  The
flag was not used excecpt on IA-64 where the patch replaces it with
TIF_PERFMON_WORK.

Signed-off-by: stephane eranian <eranian@hpl.hp.com>
Cc: <linux-arch@vger.kernel.org>
Cc: "Luck, Tony" <tony.luck@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
 2007-07-31 15:39:38 -07:00
Bryan Wu
d8e715428f Blackfin arch: add BF54x I2C/TWI TWI0 driver support 
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-07-25 16:58:03 +08:00
Bernd Schmidt
8be80ed3f7 Blackfin arch: Initialize the exception vectors early in the boot process 
Initialize the exception vectors early in the boot process, so that CPLB faults
can be handled when memory protection is enabled.

Signed-off-by: Bernd Schmidt <bernd.schmidt@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-07-25 14:44:49 +08:00
Mike Frysinger
12a7991180 Blackfin arch: switch to using proper defines this time THREAD_SIZE and PAGE_SIZE instead of just PAGE_SIZE everywhere 
Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
 2007-07-25 10:25:29 +08:00