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* Blackfin arch: fix bugs and unify BFIN_KERNEL_CLOCK optionMichael Hennerich2009-01-07
| | | | | | | | | | | | | | | | | | | | | | | - remove duplicated code and headers - add option allowing arbitrary SDRAM/DDR Timing parameters. - mark automatically calculated timings as EXPERIMENTAL - fix comment header block Related to BUGs: - kernel boot up fails with CONFIG_BFIN_KERNEL_CLOCK item on. - kernel does not boot if re-program clocks [ Mike Frysinger <vapier.adi@gmail.com> - fix comment header - mark do_sync static - document the DMA shutdown - simplify SIC_IWR handling - fix ANOMALY_05000265 handling to work as intended ] Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: add simple-gpio resources to all adi/tinyboardsMike Frysinger2009-01-07
| | | | | | Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: Allow a gpio pin be requested both as gpio and irq.Graf Yang2009-01-07
| | | | | | | | | | | | [Mike Frysinger <vapier.adi@gmail.com>: - use KERN_NOTICE when using gpios as both irq and non rather than KERN_ERR - embedded newlines in printk() does not fly] Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: do not allow L2 to be cached on BF561 SMPMike Frysinger2009-01-07
| | | | | Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: delete now unused "cclk" member of blackfin_cpudataMike Frysinger2009-01-07
| | | | | | Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: Fix bug - change cpufreq doesn't take effect on bf537 nowMichael Hennerich2008-11-18
| | | | | | | | CCLK is variable: get current CCLK in show_cpuinfo Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: Request the gpio resource when making it as an irq pin, ↵Graf Yang2008-11-18
| | | | | | | | avoiding override it. Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: Add code to free gpio when shutdown irqGraf Yang2008-11-18
| | | | | | Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: fix bug - reboot fails on BF527Mike Frysinger2008-11-18
| | | | | | | | add ANOMALY_05000435 to handle SIC_IWR1 workaround for rebooting Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: add ANOMALY_05000435 to our headersMike Frysinger2008-11-18
| | | | | | Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: only define HI/LO macros for assembly filesMike Frysinger2008-11-18
| | | | | | | | | Only define HI/LO macros for assembly files since some common C files use HI/LO as variable names Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: add BUG_ON() checks to make sure we dont overflow the cplb tablesMike Frysinger2008-11-18
| | | | | | Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: make ROM_BASE depend on ROMKERNELMike Frysinger2008-11-18
| | | | | | Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: noMMU CPLB lookup tables can be in L1 SRAMMike Frysinger2008-11-18
| | | | | | | | | | - unify duplicate page_size_table definitions - make sure it is placed alongside the other cplb switching code Pointed-out-by: Michael McTernan <mmcternan@airvana.com> Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: do not include init sections in the kernel lock down as it ↵Mike Frysinger2008-11-18
| | | | | | | | gets released afterwards Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: change return valueMike Frysinger2008-11-18
| | | | | | | | | change return of close_cplbtab() and fill_cplbtab() to void since we always return 0 and nowhere do we check this Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: remove pointless define IN_KERNELMike Frysinger2008-11-18
| | | | | | Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: unify cplbinfo filesMike Frysinger2008-11-18
| | | | | | | | Merge MPU and noMPU version of CPLB info code to one common version. Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: define BASE_BAUD like everyone elseMike Frysinger2008-11-18
| | | | | | | | define BASE_BAUD like everyone else, althought it is only used by 8250 Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: remove BFIN_DMA_5XX optionMike Frysinger2008-11-18
| | | | | | | | | Do not make BFIN_DMA_5XX optional since a large portion of our code relies on dma functions existing Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: add mmiowb() as some drivers expectMike Frysinger2008-11-18
| | | | | | Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: Fix BUG - Kernel does not link when CONFIG_CPU_FREQ_STAT=mMichael Hennerich2008-11-18
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | to reproduce: $ make BF537-STAMP_defconfig $ make menuconfig CPU Frequency scaling ---> [*] CPU Frequency scaling <M> CPU frequency translation statistics $ make arch/blackfin/mach-common/built-in.o: In function `bfin_target': arch/blackfin/mach-common/cpufreq.c:(.text+0xf1e): undefined reference to `cpufreq_frequency_table_target' arch/blackfin/mach-common/built-in.o: In function `bfin_verify_speed': arch/blackfin/mach-common/cpufreq.c:(.text+0x1056): undefined reference to `cpufreq_frequency_table_verify' arch/blackfin/mach-common/built-in.o: In function `__bfin_cpu_init': arch/blackfin/mach-common/cpufreq.c:(.init.text+0x554): undefined reference to `cpufreq_frequency_table_get_attr' arch/blackfin/mach-common/cpufreq.c:(.init.text+0x56a): undefined reference to `cpufreq_frequency_table_cpuinfo' arch/blackfin/mach-common/built-in.o: In function `sys_call_table': (.data+0x83c): undefined reference to `cpufreq_freq_attr_scaling_available_freqs' make: *** [.tmp_vmlinux1] Error 1 Blackfin wants CPU_FREQ_TABLE Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: rename cache_lock() to bfin_cache_lock()Mike Frysinger2008-11-18
| | | | | | | | | rename cache_lock() to bfin_cache_lock() to avoid namespace collision with common code Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: use generic xor.hMike Frysinger2008-11-18
| | | | | | Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: cleanup the time.c codeMike Frysinger2008-11-18
| | | | | | | | | - make the code a bit more readable - kill of warnings/ifdef mess a bit Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: fix building with CONFIG_DEBUG_DOUBLEFAULTMike Frysinger2008-11-18
| | | | | | | | | arch/blackfin/mach-common/entry.S:465: Error: pcrel too far BFD_RELOC_BFIN_10 Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: do not define decode_instruction if hwtrace is turned offMike Frysinger2008-11-18
| | | | | | Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: rename irq_flags to bfin_irq_flagsMike Frysinger2008-11-18
| | | | | | | | | rename irq_flags to bfin_irq_flags to avoid namespace collision with common code Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: move out irq related functionsMike Frysinger2008-11-18
| | | | | | | | move irq related functions into asm/irq.h and out of the mondo asm/system.h Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: move the PORT registers downMike Frysinger2008-11-18
| | | | | | | | | Move the PORT registers down as well since they may utilize asm/system.h code Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: introduce an IM_MEM macro to kgdbMike Frysinger2008-11-18
| | | | | | | | | create an IN_MEM() macro to simplify comparing an address in an on-chip region of memory and make things readable Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: fix off-by-one errors on end of memory rangeMike Frysinger2008-11-18
| | | | | | Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: delete unused vars and add parenthesis to fixup warningsMike Frysinger2008-11-18
| | | | | | Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: move fixed code into init sectionMike Frysinger2008-11-18
| | | | | | Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: remove superficial check on blackfin watchdogMike Frysinger2008-11-18
| | | | | | Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: set PM_WAKEUP_GPIO_NUMBER default to 2 for everyoneMike Frysinger2008-11-18
| | | | | | Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: delay PLL_CTL/VR_CTL wrappersMike Frysinger2008-11-18
| | | | | | | | | Delay PLL_CTL/VR_CTL wrappers as much as possible to avoid the inter-dependency problems with cdef and common headers Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: dont export ack_bad_irq as no one else doesMike Frysinger2008-11-18
| | | | | | Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: move SIC_SYSIRQ() to the one file that actually uses itMike Frysinger2008-11-18
| | | | | | Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: move ack_bad_irq() prototype to hardirq.h to match other archesMike Frysinger2008-11-18
| | | | | | Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: delete old comments and NO_IRQ defineMike Frysinger2008-11-18
| | | | | | Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: overlay thread.usp over PT_USPMike Frysinger2008-11-18
| | | | | | | | | overlay thread.usp over PT_USP when getting the whole regfile to match PT_USP behavior Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: rewrite blackfin_invalidate_entire_dcache functionMike Frysinger2008-11-18
| | | | | | | | | rewrite blackfin_invalidate_entire_dcache() in C for easier management, better optimization, and so we take all SSYNC anomalies into account Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: make ADI board names consistentMike Frysinger2008-11-18
| | | | | | | Cc: Graf Yang <graf.yang@analog.com> Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: Fix bug - hardware breakpoint doesn't always work in kgdbSonic Zhang2008-11-18
| | | | | | | | | | | | Hardware breakpoint doesn't always work in kgdb. It works at the first two times, but if you repeatedly trigger that hardware breakpoint, it would slip over that point once in two times. Fix it by always setting hw bp skip to 0. gdb does skip after hw bp trap. Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: fix unused warning for some blackfin derivativesMike Frysinger2008-11-18
| | | | | | Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: Use GPIO_BANKSIZE macro to replace const number 16 for ↵Bryan Wu2008-11-18
| | | | | | | GPIO_BANK_NUM macro caculating Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: SMP supporting patchset: some other misc codeGraf Yang2009-01-07
| | | | | | | | | | | Blackfin dual core BF561 processor can support SMP like features. https://docs.blackfin.uclinux.org/doku.php?id=linux-kernel:smp-like In this patch, we provide SMP extend to some other misc code Singed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: SMP supporting patchset: Blackfin kernel and memory ↵Graf Yang2008-11-18
| | | | | | | | | | | | | | management code Blackfin dual core BF561 processor can support SMP like features. https://docs.blackfin.uclinux.org/doku.php?id=linux-kernel:smp-like In this patch, we provide SMP extend to Blackfin kernel and memory management code Singed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Mike Frysinger <vapier.adi@gmail.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
* Blackfin arch: SMP supporting patchset: Blackfin CPLB related codeGraf Yang2008-11-18
| | | | | | | | | | | Blackfin dual core BF561 processor can support SMP like features. https://docs.blackfin.uclinux.org/doku.php?id=linux-kernel:smp-like In this patch, we provide SMP extend to Blackfin CPLB related code Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>