Heiko Schocher [Tue, 24 Feb 2009 10:30:37 +0000 (11:30 +0100)]
83xx, i2c: add mux support for fsl_i2c
This patch adds I2C mux support for the fsl_i2c driver. This
allows you to add "new" i2c busses, which are reached over
i2c muxes. For more infos, please look in the README and
search for CONFIG_I2C_MUX.
Signed-off-by: Heiko Schocher <hs@denx.de> Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Heiko Schocher [Tue, 24 Feb 2009 10:30:34 +0000 (11:30 +0100)]
83xx, kmeter1: add I2C, dtt, eeprom support
This patch adds I2C support for the Keymile kmeter1 board.
It uses the First I2C Controller from the CPU, for
accessing 4 temperature sensors, an eeprom with IVM data
and the booteeprom over a pca9547 mux.
Signed-off-by: Heiko Schocher <hs@denx.de> Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Dave Liu [Wed, 25 Feb 2009 04:31:32 +0000 (12:31 +0800)]
83xx: Fix some bugs in spd sdram code
1. RD_TO_PRE missed to add the AL, and need min 2 clocks for
tRTP according to DDR2 JEDEC spec.
2. WRTORD - tWTR need min 2 clocks according to DDR2 JEDEC spec.
3. add the support of DDR2-533,667,800 DIMMs
4. cpo
5. make the AL to min to gain better performance.
The Micron MT9HTF6472CHY-667D1 DIMMs test passed on
MPC837xEMDS platform at 266MHz/333MHz/400MHz data rate.
items 1, 2 and 5: Acked-by: Joakim Tjernlund <Joakim.Tjernlund@transmode.se> Reported-by: Joakim Tjernlund <Joakim.Tjernlund@transmode.se> Signed-off-by: Dave Liu <daveliu@freescale.com> Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Anton Vorontsov [Thu, 19 Feb 2009 15:20:39 +0000 (18:20 +0300)]
mpc83xx: MPC837XEMDS: Initialize SerDes before negating PCIE reset signal
The SerDes initialization should be finished before negating the reset
signal according to the reference manual. This isn't an issue on real
hardware, but we'd better stick to the specifications anyway.
Suggested-by: Liu Dave <DaveLiu@freescale.com> Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com> Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
This patch fixes an issue in config space read accessors: we should
fill-in the value even if we fail (e.g. skipping devices), otherwise
CONFIG_PCI_SCAN_SHOW reports bogus values during boot up.
Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com> Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Anton Vorontsov [Thu, 19 Feb 2009 15:20:42 +0000 (18:20 +0300)]
mpc83xx: PCIe: Don't start bus enumeration at 0
Currently we assign first_busno = 0 for the first PCIe hose, but this
scheme won't work if we have ordinary PCI hose already registered (its
first_busno value is 0 too).
The old code worked fine only because we have PCI disabled on
MPC837XEMDS boards in stand-alone mode (see commit 00f7bbae92e3b13f2b3
"mpc83xx: fix PCI scan hang on the standalone MPC837xE-MDS boards").
But on MPC837XERDB boards we have PCI and PCIe, so the bug actually
triggers.
So, to fix the issue, we should use pci_last_busno() + 1 for the
first_busno (i.e. last available busno).
Reported-by: Huang Changming <Chang-Ming.Huang@freescale.com> Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com> Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
MIPS: Fix GCC-4.2 'discards qualifiers from pointer target type' warnings
Compiling dbau1x00 and gth2 boards with GCC-4.2, you would see new warnings
like this:
skuribay@ubuntu:u-boot.git$ ./MAKEALL dbau1000
Configuring for dbau1x00 board...
au1x00_eth.c: In function 'au1x00_send':
au1x00_eth.c:158: warning: passing argument 1 of 'virt_to_phys' discards qualifiers from pointer target type
au1x00_eth.c: In function 'au1x00_recv':
au1x00_eth.c:211: warning: passing argument 1 of 'virt_to_phys' discards qualifiers from pointer target type
au1x00_eth.c: In function 'au1x00_init':
au1x00_eth.c:252: warning: passing argument 1 of 'virt_to_phys' discards qualifiers from pointer target type
au1x00_eth.c: In function 'au1x00_recv':
au1x00_eth.c:211: warning: passing argument 1 of 'virt_to_phys' discards qualifiers from pointer target type
au1x00_eth.c: In function 'au1x00_init':
au1x00_eth.c:252: warning: passing argument 1 of 'virt_to_phys' discards qualifiers from pointer target type
au1x00_eth.c: In function 'au1x00_send':
au1x00_eth.c:158: warning: passing argument 1 of 'virt_to_phys' discards qualifiers from pointer target type
We're passing a volatile pointer to a function which is expecting a non-
volatile pointer. That's potentially dangerous, so gcc warns about it.
Confirmed with ELDK 4.2 (GCC 4.2.2) and Sourcey G++ 4.2 (GCC 4.2.3).
To fix this, we add a volatile attribute to the argument in question.
The virt_to_phys function in Linux kernel also does the same thing.
Signed-off-by: Stefan Roese <sr@denx.de> Signed-off-by: Shinya Kuribayashi <skuribay@ruby.dti.ne.jp>
Dirk Behme [Thu, 12 Feb 2009 17:55:41 +0000 (18:55 +0100)]
OMAP3: Beagle: Add board revision detection
With BeagleBoard revision C some HW changes are introduced (e.g. PinMUX)
which might need different software handling. For this, GPIO pin 171 (GPIO
module 6, offset 11) can be used to check for board revision. If this pin
is low, we have a rev C board. Else it must be a revision Ax or Bx board.
To handle board differences you can call function beagle_get_revision().
E.g.:
Dirk Behme [Thu, 12 Feb 2009 17:55:40 +0000 (18:55 +0100)]
OMAP3: Overo: Clean up pin mux and GPIO configuration
* Make Overo GPIO114 an input for touchscreen PENDOWN
* Make Overo GPIO144-147 readable
* Make Overo EHCI pinmux match beagle rev c setup
* Adjust pinmux for SMSC911X network chip support
* Remove unnecessary GPIO setup
* Fix merge error in Makefile
Signed-off-by: Steve Sakoman <sakoman@gmail.com> Signed-off-by: Dirk Behme <dirk.behme@googlemail.com>
Hugo Villeneuve [Fri, 21 Nov 2008 19:35:56 +0000 (14:35 -0500)]
ARM DaVinci: Add common peripherals and modules enable functions.
Taken all the duplicated code for enabling common modules and apply
software workarounds from the board specific code into common
functions. Also added comments explaining the workarounds
(from TI errata documents) and replaced some numerical bit numbers
with more meaningful defines.
Signed-off-by: Hugo Villeneuve <hugo.villeneuve@lyrtech.com>
This driver implements the ECC algorithm described in
the CPU data sheet and uses the OOB layout chosen in
already-released development systems (shipped with a custom-made
u-boot 1.3.1).
Signed-off-by: Alessandro Rubini <rubini@unipv.it> Acked-by: Andrea Gallo <andrea.gallo@stnwireless.com>
Mike Frysinger [Thu, 19 Feb 2009 06:20:27 +0000 (01:20 -0500)]
Blackfin: disable syscontrol code for now
Looks like the initcode updates fell out of order during my merges. The
patch that really fixes up this code is part of power-on overhaul and so
is too large for merging at this point. Instead, we can disable the code
as no currently in-tree board depends on it. The next merge window will
fix things up properly.
Cleanup the comment for m68k linux boot argument passing.
This patch clarifies the way m68k passes linux boot argument.
The one gotcha here is that the assembly instruction that
the compiler uses to jump to the kernel is 'jsr' which pushes the
program counter for the instruction after the jsr into the stack pointer.
Signed-off-by: Richard Retanubun <RichardRetanubun@RuggedCom.com> Signed-off-by: Wolfgang Denk <wd@denx.de>
Minkyu Kang [Wed, 18 Feb 2009 00:05:52 +0000 (09:05 +0900)]
bootm: Reduce the unnecessary memmove
Although load address and image start address are same address,
bootm command always does memmove.
That is unnecessary memmove and can be taken few milliseconds
(about 500 msec to 1000 msec).
If skip this memmove, we can reduce the boot time.
Matthias Fuchs [Sun, 15 Feb 2009 21:29:15 +0000 (22:29 +0100)]
fpga: Fix Spartan III FPGA booting
This patch does some minor fixing of the Xilinx Spartan III
FPGA boot code:
- Fixed call order of post configuration callback and
success message printing (result of copy-paste?)
- remove obsolete comment
- minor coding style cleanup
Matthias Fuchs [Sun, 15 Feb 2009 21:28:36 +0000 (22:28 +0100)]
fpga: Fix Spartan II FPGA booting
This patch does some minor fixing of the Xilinx Spartan II
FPGA boot code:
- Fixed call order of post configuration callback and
success message printing (result of copy-paste?)
- relocate post configuration callback only when it
is implemented
- remove obsolete comment
- minor coding style cleanup
In the commit 79b51ff8205f0354d5300570614c1d2db499679c ([MIPS] cpu/mips/
Makefile: Split [CS]OBJS onto separate lines), I wrongly deleted a START
line. This patch puts it back.
Micha Kalfon [Wed, 11 Feb 2009 17:50:11 +0000 (19:50 +0200)]
pxa: fixing get_timer to return time in miliseconds.
Fixing the get_timer function to return time in miliseconds instead of
ticks. Also fixed PXA boards to use the conventional value of 1000 for
CONFIG_SYS_HZ.
Heiko Schocher [Thu, 19 Feb 2009 16:23:58 +0000 (17:23 +0100)]
82xx, mgcoge: updates for 2009.03
- activate CS4 for accessing the FPGA
- activate Rx buf len > 1 on SMC
- pram activated
- MTDPARTS_DEFAULT defined
- update the size of the flashes in the DTS
before booting Linux
- MONITOR_LEN updated to 384k
- added CONFIG_HOSTNAME
- added CONFIG_ENV_BUFFER_PRINT
- Environment size reduced to 16k
Heiko Schocher [Thu, 19 Feb 2009 16:24:01 +0000 (17:24 +0100)]
8xx, mgsuvd: updates for 2009.03
- activate Rx buf len > 1 on SMC
- pram activated
- MTDPARTS_DEFAULT defined
- update the size of the flash in the DTS
before booting Linux
- MONITOR_LEN updated to 384k
- added CONFIG_HOSTNAME
- added CONFIG_ENV_BUFFER_PRINT
- Environment size reduced to 16k
Wolfgang Denk [Thu, 19 Feb 2009 12:53:29 +0000 (13:53 +0100)]
TQM8xxL: make some room in low memory for future needs
THe TQM8xxL use a ahnd-optimized linker script to efficiently use the
small boot sectors in the flash. This patch makes some room in the
first sector to prepare for a size increase of lib_generic/vsprintf.o
by a future patch.
Kim Phillips [Wed, 18 Feb 2009 23:43:59 +0000 (17:43 -0600)]
sata_sil3114: fix compiler warning
judging from other printfs in the same file, it seems ata should be
postpended with the interface number, not the address of the global
port variable. Fixes this for current u-boot-mpc83xx tree:
Configuring for MPC8349ITX board...
sata_sil3114.c: In function 'sata_bus_softreset':
sata_sil3114.c:99: warning: format '%u' expects type 'unsigned int', but argument 2 has type 'struct sata_port *'
sata_sil3114.c:108: warning: format '%u' expects type 'unsigned int', but argument 2 has type 'struct sata_port *'
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Ron Madrid [Wed, 18 Feb 2009 22:30:44 +0000 (14:30 -0800)]
Create configuration option for restricted ns16550 functions
This patch will create a configuration option for a minimum configuration for
the ns16550 serial driver at drivers/serial/ns16550.c and will apply this new
configuration option to the SIMPC8313.h config file in order to fix the NAND
bootstrap build error. This option will exclude all functions with exception of
NS16550_putc and NS16550_init. This will be used primarily to save space and
remove unused code from builds in which space is limited.
Signed-off-by: Ron Madrid <ron_madrid@sbcglobal.net>
Kim Phillips [Wed, 18 Feb 2009 22:14:29 +0000 (16:14 -0600)]
mkconfig: include board config.h before asm/config.h
swapping the include order suppresses warnings for board configs
that define their own CONFIG_MAX_MEM_MAPPED:
In file included from /home/r1aaha/git/u-boot/include/config.h:5,
from /home/r1aaha/git/u-boot/include/common.h:35,
from simpc8313.c:26:
/home/r1aaha/git/u-boot/include/configs/SIMPC8313.h:81:1: warning:
"CONFIG_MAX_MEM_MAPPED" redefined
In file included from /home/r1aaha/git/u-boot/include/config.h:4,
from /home/r1aaha/git/u-boot/include/common.h:35,
from simpc8313.c:26:
/home/r1aaha/git/u-boot/include/asm/config.h:28:1: warning: this is
the location of the previous definition
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Ilya Yanok [Thu, 5 Feb 2009 03:08:20 +0000 (04:08 +0100)]
qong: changes to Dave/DENX Qong configuration
1. Changes to the default environment:
- "bootcmd" defined as "run flash_self"
- "saveenv" command removed from "update"
- "uboot" changed to "u-boot" (also in "load")
- "addmtd" variable defined (and added to all boot commands)
2. CONFIG_CMD_JFFS2 defined to enable "mtdparts" command
3. MTDIDS_DEFAULT and MTDPARTS_DEFAULT defined
4. CONFIG_SYS_CBSIZE changed from 256 to 512. That solves the problem
with truncated "bootargs" environment variable.
Petri Lehtinen [Thu, 29 Jan 2009 08:35:40 +0000 (10:35 +0200)]
include/image.h: Ease grepping of image_* functions
Because the functions have been defined using macros, grepping for
their definitions is not possible. This patch adds the real function
names in comments.
Signed-off-by: Petri Lehtinen <petri.lehtinen@inoi.fi> Acked-by: Mike Frysinger <vapier@gentoo.org>
Mike Frysinger [Thu, 29 Jan 2009 00:08:14 +0000 (19:08 -0500)]
rename CONFIG_CMD_ENV to CONFIG_CMD_SAVEENV
The CONFIG_CMD_ENV option controls enablement of the `saveenv` command
rather than a generic "env" command, or anything else related to the
environment. So, let's make sure the define is named accordingly.
Rafal Jaworowski [Fri, 23 Jan 2009 12:27:18 +0000 (13:27 +0100)]
API: Improve glue mid-layer of the API demo application.
- Extend ub_dev_read() and ub_dev_recv() so they return the length actually
read, which allows for better control and error handling (this introduces
additional error code API_ESYSC returned by the glue mid-layer).
- Clean up definitions naming and usage.
- Other minor cosmetics.
Note these changes do not touch the API proper, so the interface between
U-Boot and standalone applications remains unchanged.
Rafal Jaworowski [Fri, 23 Jan 2009 12:27:15 +0000 (13:27 +0100)]
API: Use stack pointer as API signature search hint in the glue layer.
De-hardcode range in RAM we search for the API signature. Instead use the stack
pointer as a hint to narrow down the range in which the signature could reside
(it is malloc'ed on the U-Boot heap, and is hoped to remain in some proximity
from stack area). Adjust PowerPC code in API demo to the new scheme.
Andy Fleming [Thu, 30 Oct 2008 21:41:01 +0000 (16:41 -0500)]
Add MMC Framework
Here's a new framework (based roughly off the linux one) for managing
MMC controllers. It handles all of the standard SD/MMC transactions,
leaving the host drivers to implement only what is necessary to
deal with their specific hardware.
This also hooks the infrastructure into the PowerPC board code
(similar to how the ethernet infrastructure now hooks in)
Some of this code was contributed by Dave Liu <daveliu@freescale.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>
Andy Fleming [Thu, 30 Oct 2008 21:31:39 +0000 (16:31 -0500)]
Eliminated arch-specific mmc header requirement
The current MMC infrastructure relies on the existence of an
arch-specific header file. This isn't necessary, and a couple
drivers were forced to implement dummy files to meet this requirement.
Instead, we move the stuff in those header files into a more appropriate
place, and eliminate the stubs and the #include of asm/arch/mmc.h
Signed-off-by: Andy Fleming <afleming@freescale.com>
Andy Fleming [Mon, 16 Feb 2009 15:40:20 +0000 (09:40 -0600)]
TQM85xx: Fix a couple warnings in TQM8548 build
The ecm variable in sdram.c was being declared for all 8548, but only
used by specific 8548 boards, so we make that variable require those
specific boards, too
The nand code was using an index "i" into a table, and then re-using "i"
to set addresses for each upm. However, then it relied on the old value
of i still being there to enable things. Changed the second "i" to "j"
Signed-off-by: Andy Fleming <afleming@freescale.com>
MPC85xx: TQM8548: workaround for erratum DDR 19 and 20
This patch adds the workaround for erratum DDR20 according to MPC8548
Device Errata document, Rev. 1: "CKE signal may not function correctly
after assertion of HRESET". Furthermore, the bug DDR19 is fixed in
processor version 2.1 and the work-around must be removed.
Signed-off-by: Wolfgang Grandegger <wg@grandegger.com>
MPC85xx: TQM8548: use cache for AG and BE variants
This patch makes accesses to the system memory cachable by removing the
caching-inhibited and guarded flags from the relevant TLB entries for
the TQM8548_BE and TQM8548_AG modules. FYI, the Freescale MPC85* boards
are configured similarly.
This results in a big averall performace improvement. TFTP downloads,
NAND Flash accesses, kernel boots, etc. are much faster.
Signed-off-by: Wolfgang Grandegger <wg@grandegger.com>
projects / u-boot / log