Stefan Roese [Wed, 21 Jul 2010 17:06:10 +0000 (19:06 +0200)]
ppc4xx: Add "ecctest" command to test/simulate ECC errors
This patch adds the "ecctest" command to test and simulate ECC errors
(single bit and/or double bit) while running from SDRAM. Currently only
the IBM DDR2 controller is supported (405EX, 440SP(e), 460EX/GT).
This is done by copying and calling functions, modifying the SDRAM
controller operation mode, in internal SRAM/OCM.
For correctable ECC errors (single bit) only the status will be printed
since the DDR2 controller doesn't provide the faulting address:
=> ecctest 1000000 1
Using address 01000000 for 1 bit ECC error injection
ECC: Correctable error
Uncorrectable ECC errors (double bit) will also display the faulting
address:
=> ecctest 1000000 2
Using address 01000000 for 2 bit ECC error injection
ECC: Uncorrectable error at 0x0001000000
To enable this "ecctest" function you need to define CONFIG_CMD_ECCTEST
in the board config header.
Stefan Roese [Wed, 21 Jul 2010 09:08:27 +0000 (11:08 +0200)]
ppc4xx: DDR/ECC: Use correct macros to clear error status
Use the correct macro instead of the hardcoded 0x4c to clear the ECC
status in the 440/460 DDR(2) error status register after ECC
initialization.
Also the non-440 parts (405EX(r) right now) and the IBM DDR PPC variants
(440GX) use a different registers to clear this error status. Use the
correct ones.
Stefan Roese [Tue, 20 Jul 2010 05:06:03 +0000 (07:06 +0200)]
ppc4xx: Add CONFIG_DDR_RFDC_FIXED to allow board specific RFDC values
Using this define, a board can define an opimized RFDC value and use
the auto calibration code to "tune" the remaining DDR2 controller
calibration register.
Stefan Roese [Mon, 19 Jul 2010 12:24:22 +0000 (14:24 +0200)]
ppc4xx: T3CORP fixes and updates
This patch fixes some problems for the T3CORP board. Here the list
of the changes:
- Add 600-67 and 677 CPU frequency setting to chip_config
command
- Define CONFIG_DDR_RFDC_FIXED on t3corp:
While using the "normal" auto calibration code, sometimes values for
RFDC were picked (>= T3) that resulted in a non-working U-Boot (hang
upon relocation, while running from SDRAM). With this optimized RFDC
value we can force this register and use the auto-calibration code to
setup the remaining calibration registers.
- Increase sizes of FPGA chips selects
- EBC timing updated OEN=3 for 66 MHz EBC speed
- Change ext. IRQ2 setup to level-low active
- Enable CONFIG_SYS_CFI_FLASH_STATUS_POLL
By defining CONFIG_SYS_CFI_FLASH_STATUS_POLL, DQ7 is polled to detect the
chip busy status. This is now used instead of the data toggle method which
is used historically by default in the common CFI driver. With this change
a problem with not written data is solved on this board, where a 32 byte
block of data is still erased instead of filled with the correct content
after these commands:
=> erase 0xfc100000 +0x1000000
....................................................................
done
Erased 128 sectors
=> cp.b 0x100000 0xfc100000 0x1000000
Copy to Flash... done
=> cmp.b 0x100000 0xfc100000 0x1000000
byte at 0x00d0d6c0 (0x00) != byte at 0xfcd0d6c0 (0xff)
Total of 12637888 bytes were the same
Kumar Gala [Fri, 9 Jul 2010 03:27:30 +0000 (22:27 -0500)]
powerpc/85xx: Move p1022ds slot code into board file
The code to map SERDES configs to slot names is board specific and not
chip specific. Thus it should live in board/freescale/p1022ds/ and not
in arch/powerpc/cpu/.
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Timur Tabi [Fri, 28 May 2010 20:05:30 +0000 (15:05 -0500)]
fsl: add LAW target to fsl_pci_info structure
Add the LAW target (enum law_trgt_if) to the fsl_pci_info structure, so that
we can capture the LAW target for a given PCI or PCIE controller. Also update
the SET_STD_PCI_INFO and SET_STD_PCIE_INFO macros to assign the
LAW_TRGT_IF_PCI[E]_x macro to the LAW target field of the structure.
This will allow future PCI[E] code to configure the LAW target automatically,
rather than requiring each board to it for each PCI controller separately.
Signed-off-by: Timur Tabi <timur@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Kumar Gala [Tue, 30 Mar 2010 02:03:11 +0000 (21:03 -0500)]
powerpc/85xx: Add support for link stack & STAC on e5500
The e5500 has a link register stack and segment target address cache.
Its safe to enable these bits on older e500 cores as the bits are
implemented in the register.
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Becky Bruce [Thu, 17 Jun 2010 16:37:26 +0000 (11:37 -0500)]
powerpc 83xx/85xx: Merge lbc upmconfig code
Each platform had its own version of the upmconfig, despite the
init process being identical. Now that we have a spot for common
lbc code, create a common upmconfig() there.
Signed-off-by: Becky Bruce <beckyb@kernel.crashing.org> Acked-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Becky Bruce [Thu, 17 Jun 2010 16:37:21 +0000 (11:37 -0500)]
mpc85xx: tlb.c cleanups
Extract the operation to read a tlb into a function - we will need
this later to print out the tlbs, and there's no point in duplicating
the code. Create a TSIZE_TO_BYTES macro to deal with the conversion
from the MAS field to an actual size instead of duplicating this in code.
There are a few misc other minor cleanups.
Signed-off-by: Becky Bruce <beckyb@kernel.crashing.org> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Becky Bruce [Thu, 17 Jun 2010 16:37:20 +0000 (11:37 -0500)]
83xx/85xx/86xx: LBC register cleanup
Currently, 83xx, 86xx, and 85xx have a lot of duplicated code
dedicated to defining and manipulating the LBC registers. Merge
this into a single spot.
To do this, we have to decide on a common name for the data structure
that holds the lbc registers - it will now be known as fsl_lbc_t, and we
adopt a common name for the immap layouts that include the lbc - this was
previously known as either im_lbc or lbus; use the former.
In addition, create accessors for the BR/OR regs that use in/out_be32
and use those instead of the mismash of access methods currently in play.
I have done a successful ppc build all and tested a board or two from
each processor family.
Signed-off-by: Becky Bruce <beckyb@kernel.crashing.org> Acked-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Becky Bruce [Thu, 17 Jun 2010 16:37:18 +0000 (11:37 -0500)]
powerpc: Update configs to properly set FSL_ELBC
Some parts that have an Enhanced Local Bus Controller weren't
setting CONFIG_FSL_ELBC. Fix this so we can use this define
properly going forward (currently it's only used if PHYS_64BIT is
set, which meant not all platforms needed to have it set correctly).
Signed-off-by: Becky Bruce <beckyb@kernel.crashing.org> Acked-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Kumar Gala [Sat, 22 May 2010 22:25:47 +0000 (17:25 -0500)]
ppc/85xx: Add a structure defn for PIXIS registers
The various boards that have PIXIS FPGAs have slightly different
register definitions, however there is some common functionality (like
reset, ICS307 clk control, etc) that can be shared.
The struct definition exists for MPC8536DS, MPC8544DS, MPC8572DS,
MPC8610HPCD, and MPC8641HPCN boards.
Also fixed ngpixis to be __packed__ instead of aligned.
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Kim Phillips [Tue, 1 Jun 2010 17:24:27 +0000 (12:24 -0500)]
powerpc/8xxx: Distinguish between incompatible SEC h/w types
CONFIG_SYS_FSL_SEC_COMPAT is set to 2 for the SEC 2.x and SEC 3.x.
Parts with newer SEC h/w versions will increment the number to
accomodate incompatible code changes.
Signed-off-by: Kim Phillips <kim.phillips@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Marek Vasut [Fri, 16 Apr 2010 22:36:48 +0000 (00:36 +0200)]
PXA: Add hardware init helper macros
This patch adds macros for the following purposes:
- GPIO configuration
- SDRAM configuration
- Wakeup
- Clock configuration
- Interrupt controller configuration
These macros are intended to replace numerous copies of the same code.
Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Mike Frysinger [Mon, 5 Jul 2010 09:15:59 +0000 (05:15 -0400)]
Blackfin: bf561-acvilon: drop unused env redund define
The SPI env code didn't support redundant environments until recently, but
this code was written before that. Since it has never been tested (and
currently causes a build failure), simply punt it. If the functionality
is actually desired, it can be re-added once it has been tested.
Mike Frysinger [Thu, 10 Jun 2010 01:50:48 +0000 (21:50 -0400)]
Blackfin: bfin_mac: remove space from name
Some commands (like 'mii') use this name to select devices, but they break
when those names contain spaces. So drop the space from the Blackfin EMAC
driver.
Mike Frysinger [Fri, 29 May 2009 22:00:16 +0000 (18:00 -0400)]
Blackfin: bf518f-ezbrd: handle different PHYs dynamically
The original BF518F-EZBRD's have a Micrel KSZ8893 DSA on them, but newer
ones only have a National PHY (which lack a RX Error interrupt line). So
in the board eth init code, dynamically detect what is hooked up to the MAC
and handle each accordingly.
Mike Frysinger [Wed, 2 Jun 2010 10:20:39 +0000 (06:20 -0400)]
Blackfin: bf533-stamp: scrub unused code
Much of the local bf533-stamp.h header is unused, and the few bits that
are are only needed in one file. So move the few used bits out and punt
all the rest.
Mike Frysinger [Wed, 2 Jun 2010 10:00:27 +0000 (06:00 -0400)]
Blackfin: serial: convert to portmux framework
Use the new portmux framework to handle the details when possible.
Unfortunately, we cannot yet use this in the standalone initialization
logic, so we need to keep around the old portmux writes for now.
Mike Frysinger [Wed, 2 Jun 2010 09:56:22 +0000 (05:56 -0400)]
Blackfin: bfin_mac: convert to portmux framework
Rather than bang MMRs directly, use the new portmux framework to handle
the details. While we're doing this, let boards declare the exact list
of pins they need in case there is one or two they don't actually have
hooked up.
Signed-off-by: Mike Frysinger <vapier@gentoo.org> Acked-by: Ben Warren <biggerbadderben@gmail.com>
Ben Gardiner [Mon, 5 Jul 2010 17:27:07 +0000 (13:27 -0400)]
NAND: environment offset in OOB (CONFIG_ENV_OFFSET_OOB)
This is a re-submission of the patch by Harald Welte
<laforge@openmoko.org> with minor modifications for rebase and changes
as suggested by Scott Wood <scottwood@freescale.com> [1] [2].
This patch enables the environment partition to have a run-time dynamic
location (offset) in the NAND flash. The reason for this is simply that
all NAND flashes have factory-default bad blocks, and a fixed compile
time offset would mean that sometimes the environment partition would
live inside factory bad blocks. Since the number of factory default
blocks can be quite high (easily 1.3MBytes in current standard
components), it is not economic to keep that many spare blocks inside
the environment partition.
With this patch and CONFIG_ENV_OFFSET_OOB enabled, the location of the
environment partition is stored in the out-of-band (OOB) data of the
first block in flash. Since the first block is where most systems boot
from, the vendors guarantee that the first block is not a factory
default block.
This patch introduces the 'nand env.oob' command, which can be called
from the u-boot command line. 'nand env.oob get' reads the address of
the environment partition from the OOB data, 'nand env.oob set
{offset,partition-name}' allows the setting of the marker by specifying
a numeric offset or a partition name.
Thomas Chou [Wed, 16 Jun 2010 06:39:30 +0000 (14:39 +0800)]
nios2: remove EP1C20, EP1S10, EP1S40 boards
The example configuration files of nios2-generic board can generated
binary to run on the EP1C20, EP1S10, and EP1S40 boards. So the three
boards can be removed.
With nios2-generic approach, the fpga parameter header file can
be generated from hardware designs using tools. Porting u-boot for
nios2 boards is simplified. Vendors can supply their fpga parameter
file or patches to add a new nios2-generic board instance. There is
no need to include other boards support for nios2 in the u-boot
mainline.
Signed-off-by: Thomas Chou <thomas@wytron.com.tw> Signed-off-by: Scott McNutt <smcnutt@psyent.com>
Thomas Chou [Fri, 30 Apr 2010 03:34:18 +0000 (11:34 +0800)]
nios2: add spi flash support to nios2-generic board
This patch enables the altera_spi and spi_flash drivers for the
nios2-generic board. It allows access to the EPCS/SPI flash on
the Altera EP1C20 board.
Signed-off-by: Thomas Chou <thomas@wytron.com.tw> Tested-by: Ian Abbott <abbotti@mev.co.uk> Signed-off-by: Scott McNutt <smcnutt@psyent.com>
Thomas Chou [Fri, 28 May 2010 04:08:10 +0000 (12:08 +0800)]
nios2: use gc sections to reduce image size
Follow the discussion of Charles Manning and Mike Frysinger.
Using gc_sections helps reduce image size.
Configuring for nios2-generic board...
Before,
text data bss dec hex filename
123979 3724 22892 150595 24c43 /tmp/u-boot/u-boot
After,
text data bss dec hex filename
115983 3800 22732 142515 22cb3 /tmp/u-boot/u-boot
Signed-off-by: Thomas Chou <thomas@wytron.com.tw> Signed-off-by: Scott McNutt <smcnutt@psyent.com>
Eric Bénard [Mon, 21 Jun 2010 07:40:43 +0000 (09:40 +0200)]
cpuat91: unbreak ethernet
* the following problems are met :
config was set to use the new driver as a default but
- RMII was not enabled for the new driver
- the new driver didn't compile with RMII enabled
- the new driver initialize a PHY at address O when the PHY of
this board is at 1 thus we get "AT91 EMAC RMII: No PHY present"
* to fix these problems, this patch :
- enable RMII for the new driver
- fix the wrong define used in the at91_emac.c
- allow the config file to set a default phy address (and use
0 as a default as in the actual at91_emac.c driver)
Signed-off-by: Eric Bénard <eric@eukrea.com> Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
Mike Frysinger [Thu, 3 Jun 2010 01:03:50 +0000 (21:03 -0400)]
AX88180: use standard I/O accessors
The current dm9000x driver accesses its memory mapped registers directly
instead of using the standard I/O accessors. This can cause problems on
Blackfin systems as the accesses can get out of order. So convert the
direct volatile dereferences to use the normal in/out macros.
Signed-off-by: Mike Frysinger <vapier@gentoo.org> Tested-by: Hoan Hoang <hnhoan@i-syst.com> Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
Hoan Hoang [Tue, 11 May 2010 06:43:07 +0000 (02:43 -0400)]
AX88180: make OUTW handle 32bit/16bit defines too
The current OUTW function is always defined as a 16bit function, but this
doesn't work correctly when using the 32bit access mode. So define it as
a 32bit function when in 32bit mode so things work correctly on Blackfin
32bit LE systems.
Signed-off-by: Hoan Hoang <hnhoan@i-syst.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
Some places in the current code equate the Marvell 88E1111 PHY as the family
when in reality it's a subpart of the Alaska family. So once we generalize
that, add support for the 88E1118 PHY.
Signed-off-by: Hoan Hoang <hnhoan@i-syst.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
Juergen Kilb [Sat, 12 Jun 2010 19:22:01 +0000 (21:22 +0200)]
smc91xx_eeprom: Correct chip detection check.
The smc911x_detect function in /net/driver/net/smc911x.c
returns a 0 if everything was ok (a chip was found) and -1 else.
In the standalone example 'smc911x_eeprom' the return value
of smc911x_detect is interpreted in a different way
(0 for error, !0 as OK).
This leads to the error that the chip will not be detected.
Signed-off-by: Juergen Kilb <j.kilb@phytec.de> Acked-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
Timur Tabi [Tue, 8 Jun 2010 13:21:21 +0000 (08:21 -0500)]
tsec: fix the return value for tsec_eth_init()
The Ethernet initialization functions are supposed to return the number of
devices initialized, so fix tsec_eth_init() so that they returns the number of
TSECs initialized, instead of just zero. This is safe because the return value
is currently ignored by all callers, but now they don't have to ignore it.
In general, if an function initializes only one device, then it should return
a negative number if there's an error. If it initializes more than one device,
then it should never return a negative number.
Signed-off-by: Timur Tabi <timur@freescale.com> Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
Mike Frysinger [Thu, 10 Jun 2010 02:10:48 +0000 (22:10 -0400)]
net: warn about spaces in device names
Some commands operate on eth device names (like 'mii'), but those cannot
be passed on the command line as one argument. So detect devices like
these and warn about them so someone will fix it.
Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
Mike Frysinger [Mon, 10 May 2010 20:10:00 +0000 (16:10 -0400)]
AX88180: improve phy searching
Rather than hardcode specific phy addresses, search the possible phy
address space to find the first available phy. Also respect the normal
CONFIG_PHY_ADDR option for board porters to pick a specific address.
Signed-off-by: Mike Frysinger <vapier@gentoo.org> Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
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