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2008-10-10Blackfin arch: print out error/warning if you are running on the incorrect ↵Robin Getz
CPU type Signed-off-by: Robin Getz <rgetz@blackfin.uclinux.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-10Blackfin arch: remove non-bf54x ifdef logic since this file is only compiled ↵Mike Frysinger
on bf54x parts Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-10Blackfin arch: update board defconfigsMike Frysinger
Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-10Blackfin arch: Add optional verbose debugRobin Getz
Add optional verbose debug - which when turned off, quiets down userspace errors. Saves ~8k of code/data for production systems Signed-off-by: Robin Getz <rgetz@blackfin.uclinux.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-10Blackfin arch: emulate a TTY over the EMUDAT/JTAG interfaceMike Frysinger
Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-10Blackfin arch: have is_user_addr_valid() check for overflows (like when ↵Mike Frysinger
address is -1) Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-10Blackfin arch: ptrace - fix off-by-one check on end of memory regionsMike Frysinger
Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-13Blackfin arch: Enable framebuffer support for the BF526-EZkit TFT LCD displayMichael Hennerich
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-09Blackfin arch: flash memory map and dm9000 resources updatingJavier Herrero
Signed-off-by: Javier Herrero <jherrero@hvsistemas.es> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-09Blackfin arch: early prink code still use uart core console functions to ↵Sonic Zhang
parse and set configure option string Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-09Blackfin arch: Move all the silicon rev handling to one placeMike Frysinger
Move all the silicon rev handling to one place (Kconfig) and make sure we warn if you are running on silicon that has not been tested on Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-09Blackfin arch: fix end address for parallel flash and increase kernel ↵Mike Frysinger
partition size to 4meg Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-09Blackfin arch: avoid using actual config name in commentMike Frysinger
avoid using actual config name in comment as a text search is done to see what files need to be rebuilt Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-09Blackfin arch: Fix bug - HW Errors never recover on BF548Robin Getz
The kernel does not properly clear the EBIU Error Master (EBIU_ERRMST) Register on BF548, which causes the kernel to panic. We need to make sure that we clear the EBIU_ERRMST (necessary on BF54x) Signed-off-by: Robin Getz <rgetz@blackfin.uclinux.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-09Blackfin arch: correct icache size in show_cpuinfo(), let c_start() return ↵Graf Yang
proper pointer Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-09Blackfin arch: give sys_strace proper entry markingsMike Frysinger
a global _sys_trace will cause the assembler to fail, it should be fixed in toolchain side firstly. Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-09Blackfin arch: ptrace - make sure PT_ORIG_R0 and PT_ORIG_P0 offsets are declaredMike Frysinger
Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-09Blackfin arch: use existing ptrace_disable() func to clear TRACE_BITS and ↵Mike Frysinger
create the opposite ptrace_enable() Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-09Blackfin arch: ptrace - cleanup debug messages and styleMike Frysinger
Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-09Blackfin arch: fix bug -- PTRACE_PEEKDATA does not seem to work which breaks ↵Mike Frysinger
umoven() in strace Don't add arbitrary offset when peeking at data Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-09Blackfin arch: fix define error in BF561 memory map macrosGraf Yang
Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-09Blackfin arch: Make L2 SRAM cacheableSonic Zhang
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-09Blackfin arch: flags of UART3 mem resource is missingSonic Zhang
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-09Blackfin arch: Fix bug - kernel build with config kernel debugging with ↵Sonic Zhang
remote gdb fails Add some comment and fix duplicated VEC_EXCPT02 Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-09Blackfin arch: Fix BUG -- BF533 + 0.5 silicon + MPU + UART PIO -> crashMichael Hennerich
Apply ANOMALY_05000283 & ANOMALY_05000315 Workaround also to the EXCEPTION path. Cover evt_ivhw also with ANOMALY_05000315 The Workaround needs to be prior to accesses (either read or write) to any system MMR. Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-09Blackfin arch: add support for BF52x-0.2, BF533-0.6, and BF54x-0.2Mike Frysinger
Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-09Blackfin arch: fix default silicon rev selection so it works for all ↵Mike Frysinger
supported parts Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-09Blackfin arch: BF561 is supported, no longer a work in progressMike Frysinger
Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-09Blackfin arch: Make sure we program the correct values in only when ↵Robin Getz
necessary for MUSB driver Signed-off-by: Robin Getz <rgetz@blackfin.uclinux.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-09Blackfin arch: Fix BUG: anomaly_threshold is used with ANOMALY_05000363Michael Hennerich
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-08Blackfin arch: Not call generic set_irq_handler() in bfin_gpio_irq_type() ↵Graf Yang
due to spinlock recursion Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-08Blackfin arch: Use DTEST rather than DMA to poke at L1 SRAM during exception ↵Robin Getz
context Signed-off-by: Robin Getz <rgetz@blackfin.uclinux.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-08Blackfin arch: fix merge errors during 2.6.26 upgradeMike Frysinger
Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-08Blackfin arch: Modify some funtion names to more genernal onesGraf Yang
Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-08Blackfin arch: rename blackfin_sram.c to sram-alloc.cRobin Getz
rename blackfin_sram.c to sram-alloc.c (we know it is a blackfin file, since it is in arch/blackfin) - and there is no "driver" code in there, it is just an allocator/deallocator for L1 and L2 sram. Also fix a problem that checkpatch pointed out Signed-off-by: Robin Getz <rgetz@blackfin.uclinux.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-08Blackfin arch: add a meaningful name for each irqchipGraf Yang
Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-08Blackfin arch: add CONFIG_APP_STACKS_L1 to enable or disable putting kernel ↵Graf Yang
stacks in L1 use CONFIG_APP_STACKS_L1 to enable or disable putting kernel stacks in L1, default is enabled, SMP kernel need turn it off Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-08Blackfin arch: Make sure we protect except 2 properly, and print out memory ↵Robin Getz
properly Signed-off-by: Robin Getz <rgetz@blackfin.uclinux.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-08Blackfin arch: mark local gpio_error() as staticMike Frysinger
Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-08Blackfin arch: fix bug - sometimes there is no response to the hitting key ↵Mike Frysinger
in uboot for bf561-ezkit when running with 50mhz SCLK use 10 delays rather than 7 Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-08Blackfin arch: Better error handling of unknown exceptionsRobin Getz
Better error handling of unknown exceptions, allows userspace to do a EXCPT n instruction for a not installed exception handler, and the kernel doesn't crash (like it use to before this). Signed-off-by: Robin Getz <rgetz@blackfin.uclinux.org> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-08Blackfin arch: add BF54x / BF52x Rotary Input device driver platform ↵Michael Hennerich
resource to board file Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-13Blackfin arch: add supporting for kgdbSonic Zhang
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-07Blackfin arch: fixing bug - under IRQ stress, running applications may ↵Bernd Schmidt
wrongly trigger an ICPLB miss and be killed Disable IRQs while frobbing the CPLB registers, to avoid accessing the data in current_rwx_mask while it isn't covered by CPLBs. Signed-off-by: Bernd Schmidt <bernds_cb1@t-online.de> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-08Blackfin arch: add supporting for double fault debug handlingRobin Getz
Signed-off-by: Robin Getz <rgetz@blackfin.uclinux.org> Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-13Blackfin arch: only include asm/cplb.h when it is truly usedMike Frysinger
Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-07Blackfin arch: add note about newer ezkits using PB4 for AD7877 instead of PJ11Mike Frysinger
Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-13Blackfin arch: Add new board support for ADZS-BF526-EZ-BRDMichael Hennerich
Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-09-22Blackfin arch: add dma mapping stub for musb driver portBryan Wu
Signed-off-by: Bryan Wu <cooloney@kernel.org>
2008-10-08Blackfin arch: use new platform data interface of musb to replace old oneBryan Wu
Signed-off-by: Bryan Wu <cooloney@kernel.org>
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