Acadia still used the "old" arch/ppc bootm commands for booting
Linux images without FDT. This patch now enables these fdt-aware
boot commands for Acadia as well.
Signed-off-by: NStefan Roese <sr@denx.de>

With this fix, Linux correctly configures the baudrate when booting
with FDT passed from U-Boot to Linux.
Signed-off-by: NStefan Roese <sr@denx.de>

We should make sure to clear MSR[ME, CE, DE] when we boot an OS image
since we have changed the exception vectors and the OSes vectors might
not be setup we should avoid async interrupts at all costs.
Signed-off-by: NKumar Gala <galak@kernel.crashing.org>

By pulling out cpu_init_early we can build just it and not all of
cpu_init for NAND_SPL.
Signed-off-by: NKumar Gala <galak@kernel.crashing.org>

Use write_tlb and don't use memset so we can use the same code for
cpu_init_early_f between NAND SPL and not.
Signed-off-by: NKumar Gala <galak@kernel.crashing.org>

So that we can set the NAND loader's relocate stack pointer
to the value other than the relocate address + 0x10000.
Signed-off-by: NMingkai Hu <Mingkai.hu@freescale.com>
Acked-by: NKim Phillips <kim.phillips@freescale.com>
Acked-by: NScott Wood <scottwood@freescale.com>
Signed-off-by: NKumar Gala <galak@kernel.crashing.org>

The MPC8536E is capable of booting form NAND/eSDHC/eSPI, this patch
implements these three bootup methods in a unified way - all of these
use the general cpu/mpc85xx/start.S, and load the main image to L2SRAM
which lets us use the SPD to initialize the SDRAM.

For all three bootup methods, the bootup process can be divided into two
stages: the first stage will initialize the corresponding controller,
configure the L2SRAM, then copy the second stage image to L2SRAM and
jump to it. The second stage image is just like the general U-Boot image
to configure all the hardware and boot up to U-Boot command line.

When boot from NAND, the eLBC controller will first load the first stage
image to internal 4K RAM buffer because it's also stored on the NAND
flash. The first stage image, also call 4K NAND loader, will initialize
the L2SRAM, load the second stage image to L2SRAM and jump to it. The 4K
NAND loader's code comes from the corresponding nand_spl directory, along
with the code twisted by CONFIG_NAND_SPL.

When boot from eSDHC/eSPI, there's no such a first stage image because
the CPU ROM code does the same work. It will initialize the L2SRAM
according to the config addr/word pairs on the fixed address and
initialize the eSDHC/eSPI controller, then load the second stage image
to L2SRAM and jump to it.

The macro CONFIG_SYS_RAMBOOT is used to control the code to produce the
second stage image for all different bootup methods. It's set in the
board config file when one of the bootup methods above is selected.
Signed-off-by: NMingkai Hu <Mingkai.hu@freescale.com>
Signed-off-by: NKumar Gala <galak@kernel.crashing.org>

If we move some of the functions in tlb.c around we need less
ifdefs.  The first stage loader just needs invalidate_tlb and
init_tlbs.
Signed-off-by: NKumar Gala <galak@kernel.crashing.org>

We can pack the initial tlb_table in MAS register format and use
write_tlb to set things up.  This savings can be helpful for NAND
style first stage boot loaders.
Signed-off-by: NKumar Gala <galak@kernel.crashing.org>

Factor out the code we use to actually write a tlb entry.

set_tlb is a logical view of the TLB while write_tlb is a low level
matching the MAS registers.
Signed-off-by: NKumar Gala <galak@kernel.crashing.org>

Signed-off-by: NRoy Zang <tie-fei.zang@freescale.com>
Signed-off-by: NKumar Gala <galak@kernel.crashing.org>

* Fix setting of ESDMODE (MR1) register - the bit shifting was wrong
* Fix the format string to match size in a debug print
Signed-off-by: NKumar Gala <galak@kernel.crashing.org>

Skipping the interrupted instruction will accomplish nothing other
than turning a spurious interrupt into a crash.

External interrupts are not machine checks, so don't count them as such.
Signed-off-by: NScott Wood <scottwood@freescale.com>

Its reset value is random, and we sometimes read uninitialized TLB
arrays.  Make sure that we don't retain MAS8 from reading such an entry
if the VF bit in MAS8 is set, attempts to use the mapping will trap.
Signed-off-by: NScott Wood <scottwood@freescale.com>

We cannot handle any exceptions while running in AS1, as the exceptions
will transition back to AS0 without a valid mapping.
Signed-off-by: NScott Wood <scottwood@freescale.com>

Remove Ethernet node fixup from mgcoge and muas3001 boards and modify its
configs for the common mpc8260 code to use generic Ethernet fixup.
Signed-off-by: NMarcel Ziswiler <marcel.ziswiler@noser.com>
Tested-by: NHeiko Schocher <hs@denx.de>

The standard netcat, while ubiquitous, doesn't handle broadcast udp packets
properly.  The local ncb util does however.  So if ncb can be located in
the standard locations, automatically use that instead.
Signed-off-by: NMike Frysinger <vapier@gentoo.org>

The netcat utility likes to exit when it receives an empty packet (as it
thinks this means EOF).  This can easily occur when working with command
line editing as this behavior will be triggered when using backspace.  Or
with tabs and command line completion.  So create two netcat processes -
one to only listen (and put it into a loop), and one to do the sending.
Once the user quits the transmitting netcat, the listening one will be
killed automatically.
Signed-off-by: NMike Frysinger <vapier@gentoo.org>

Needed for (e.g.) ubifs support to work.
Signed-off-by: NSimon Kagstrom <simon.kagstrom@netinsight.net>

UBIFS requires fls(), which is not defined for arm (and some other
architectures) and this patch adds it. The implementation is taken from
Linux and is generic. ffs() is also defined for those that miss it.
Signed-off-by: NSimon Kagstrom <simon.kagstrom@netinsight.net>

Bring over the bitop implementations from the Linux
include/asm-generic/bitops/non-atomic.h to provide
endianness-independence.
Signed-off-by: NSimon Kagstrom <simon.kagstrom@netinsight.net>

__set_bit and __clear_bit are defined in ubifs.h as well as in
asm/include/bitops.h for some architectures. This patch moves
the generic implementation to include/linux/bitops.h and uses
that unless it's defined by the architecture.
Signed-off-by: NSimon Kagstrom <simon.kagstrom@netinsight.net>

Clean up the arch/cpu/board/config checks as well as redundant setting of
srec/bin variables by using the kbuild VAR-$(...) style.
Signed-off-by: NMike Frysinger <vapier@gentoo.org>

To simplify the top level makefile it useful to be able to parse
the top level makefile target to multiple individual target, then
put them to the config.h, leave the board config file to handle
the different targets.

Note that this method uses the '_'(underline) as the delimiter when
splits the board make target.
Signed-off-by: NMingkai Hu <Mingkai.hu@freescale.com>

This also reverts commit 511c02f6.
Signed-off-by: NWolfgang Denk <wd@denx.de>

Fix warning: ../common/flash.c:917: warning: dereferencing type-punned
pointer will break strict-aliasing rules
Signed-off-by: NWolfgang Denk <wd@denx.de>
Cc: Stefan Roese <sr@denx.de>
Acked-by: NStefan Roese <sr@denx.de>

Fix warning: flash.c:919: warning: dereferencing type-punned pointer
will break strict-aliasing rules
Signed-off-by: NWolfgang Denk <wd@denx.de>
Cc: Stefan Roese <sr@denx.de>
Acked-by: NStefan Roese <sr@denx.de>

Fix warnings:
flash.c: In function 'write_word_1':
flash.c:696: warning: dereferencing type-punned pointer will break strict-aliasing rules
flash.c: In function 'write_word_2':
flash.c:1044: warning: dereferencing type-punned pointer will break strict-aliasing rules
Signed-off-by: NWolfgang Denk <wd@denx.de>
Cc: Stefan Roese <sr@denx.de>
Acked-by: NStefan Roese <sr@denx.de>

Fix build problem caused by commit e84aba13: "Replace BCD2BIN and
BIN2BCD macros with inline functions"

phantom.c:163: error: redefinition of 'bcd2bin'
/home/wd/git/u-boot/work/include/bcd.h:16: error: previous definition of 'bcd2bin' was here
phantom.c:168: error: redefinition of 'bin2bcd'
/home/wd/git/u-boot/work/include/bcd.h:21: error: previous definition of 'bin2bcd' was here
Signed-off-by: NWolfgang Denk <wd@denx.de>
Cc: Sangmoon Kim <dogoil@etinsys.com>

Fix warning: ../common/flash.c:668: warning: dereferencing type-punned
pointer will break strict-aliasing rules
Signed-off-by: NWolfgang Denk <wd@denx.de>
Cc: Andrea Marson <andrea.marson@dave-tech.it>

Fix warning: ide.c:54: warning: dereferencing type-punned pointer will
break strict-aliasing rules
Signed-off-by: NWolfgang Denk <wd@denx.de>
Cc: Matthias Fuchs <matthias.fuchs@esd-electronics.com>
Cc: Stefan Roese <sr@denx.de>
Acked-by: NStefan Roese <sr@denx.de>

Fix warning: ../common/flash.c:635: warning: dereferencing type-punned
pointer will break strict-aliasing rules
Signed-off-by: NWolfgang Denk <wd@denx.de>
Cc: Matthias Fuchs <matthias.fuchs@esd-electronics.com>
Cc: Stefan Roese <sr@denx.de>
Acked-by: NMatthias Fuchs <matthias.fuchs@esd.eu>
Acked-by: NStefan Roese <sr@denx.de>

Fix warnings:
skge.c: In function 'BoardInitMem':
skge.c:1389: warning: dereferencing type-punned pointer will break strict-aliasing rules
skge.c:1390: warning: dereferencing type-punned pointer will break strict-aliasing rules
skge.c:1391: warning: dereferencing type-punned pointer will break strict-aliasing rules
skgesirq.c: In function 'SkGePortCheckUpXmac':
skgesirq.c:1301: warning: dereferencing type-punned pointer will break strict-aliasing rules
skgesirq.c:1301: warning: dereferencing type-punned pointer will break strict-aliasing rules
skgesirq.c:1398: warning: dereferencing type-punned pointer will break strict-aliasing rules
skgesirq.c:1398: warning: dereferencing type-punned pointer will break strict-aliasing rules
skrlmt.c: In function 'SkRlmtInit':
skrlmt.c:661: warning: dereferencing type-punned pointer will break strict-aliasing rules
skxmac2.c: In function 'SkMacPromiscMode':
skxmac2.c:753: warning: dereferencing type-punned pointer will break strict-aliasing rules
skxmac2.c:753: warning: dereferencing type-punned pointer will break strict-aliasing rules
skxmac2.c: In function 'SkMacHashing':
skxmac2.c:803: warning: dereferencing type-punned pointer will break strict-aliasing rules
skxmac2.c:803: warning: dereferencing type-punned pointer will break strict-aliasing rules
skxmac2.c: In function 'SkMacFlushTxFifo':
skxmac2.c:1115: warning: dereferencing type-punned pointer will break strict-aliasing rules
skxmac2.c:1115: warning: dereferencing type-punned pointer will break strict-aliasing rules
skxmac2.c: In function 'SkMacFlushRxFifo':
skxmac2.c:1145: warning: dereferencing type-punned pointer will break strict-aliasing rules
skxmac2.c:1145: warning: dereferencing type-punned pointer will break strict-aliasing rules
skxmac2.c: In function 'SkXmInitPauseMd':
skxmac2.c:1987: warning: dereferencing type-punned pointer will break strict-aliasing rules
skxmac2.c:1987: warning: dereferencing type-punned pointer will break strict-aliasing rules
skxmac2.c: In function 'SkXmOverflowStatus':
skxmac2.c:4236: warning: dereferencing type-punned pointer will break strict-aliasing rules
skxmac2.c:4236: warning: dereferencing type-punned pointer will break strict-aliasing rules
skxmac2.c:4242: warning: dereferencing type-punned pointer will break strict-aliasing rules
skxmac2.c:4242: warning: dereferencing type-punned pointer will break strict-aliasing rules
Signed-off-by: NWolfgang Denk <wd@denx.de>
Cc: Ben Warren <biggerbadderben@gmail.com>

Fix warning: natsemi.c:757: warning: dereferencing type-punned pointer
will break strict-aliasing rules
Signed-off-by: NWolfgang Denk <wd@denx.de>
Cc: Ben Warren <biggerbadderben@gmail.com>

Signed-off-by: NStephen Neuendorffer <stephen.neuendorffer@xilinx.com>
Signed-off-by: NMichal Simek <monstr@monstr.eu>

With Hush parser is possible to change command line in dtb
Signed-off-by: NMichal Simek <monstr@monstr.eu>

Users should use microblaze-generic platform.
This platform is longer not supported.
Signed-off-by: NMichal Simek <monstr@monstr.eu>

Signed-off-by: NMichal Simek <monstr@monstr.eu>

If is full malloc area global, data are rewrite because
there was bad size of malloc area.
Signed-off-by: NMichal Simek <monstr@monstr.eu>