Commit graph

86 commits

Author SHA1 Message Date
Amit Virdi
0e88ff08fe st_smi: Change SMI timeout values
Signed-off-by: Amit Virdi <amit.virdi@st.com>
Signed-off-by: Stefan Roese <sr@denx.de>
2012-07-07 14:07:38 +02:00
Vipin KUMAR
f3fcf92d59 st_smi: Add support for SPEAr SMI driver
SMI is the serial memory interface controller provided by ST.

Earlier, a driver exists in the u-boot source code for the SMI IP. However, it
was specific to spear platforms. This commit converts the same driver to a more
generic driver. As a result, the driver files are renamed to st_smi.c and
st_smi.h and moved into drivers/mtd folder for reusability by other platforms
using smi controller peripheral.

Signed-off-by: Vipin Kumar <vipin.kumar@st.com>
Signed-off-by: Amit Virdi <amit.virdi@st.com>
Signed-off-by: Stefan Roese <sr@denx.de>
2012-07-07 14:07:38 +02:00
Vipin KUMAR
7f0730a02e mtd/NAND: Add FSMC driver support
Flexible static memory controller is a peripheral provided by ST,
which controls the access to NAND chips along with many other
memory device chips eg NOR, SRAM.

This patch adds the driver support for FSMC controller interfacing
with NAND memory.

Signed-off-by: Vipin Kumar <vipin.kumar@st.com>
Signed-off-by: Amit Virdi <amit.virdi@st.com>
Signed-off-by: Stefan Roese <sr@denx.de>
Acked-by: Scott Wood <scottwood@freescale.com>
2012-07-07 14:07:38 +02:00
Mike Frysinger
7b15e2bb9b linux/compat.h: rename from linux/mtd/compat.h
This lets us use it in more places than just mtd code.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2012-04-30 16:54:51 +02:00
Lukasz Majewski
e26fd3d3bf onenand: Replace ONENAND_IS_MLC() with ONENAND_HAS_4KB()
This replacement causes 4KB page size devices to work properly with u-boot.

The old ONENAND_IS_MLC() behavior has been preserved by explicit
setting of ONENAND_HAS_4KB_PAGE for those devices.

This change makes the onenand_base.c file more resembling the respective
kernel sources.

Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>

---
Test HW:
       - Samsung S5PC110 GONI
       - Samsung S5PC210 Universal
2012-04-04 17:08:40 +02:00
Lukasz Majewski
6b3967bbbb onenand:samsung Target dependent OneNAND chip probe function
Separate callback for probing OneNAND memory chip.
If no special function is defined, default implementation will be used.

This approach gives more flexibility for OneNAND device probing.

Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
2012-04-04 16:27:34 +02:00
Scott Wood
fb49454b1b nand: reinstate lazy bad block scanning
commit 2a8e0fc8b3 ("nand: Merge changes
from Linux nand driver") accidentally reverted commit
13f0fd94e3 ("NAND: Scan bad blocks
lazily.").

Reinstate the change, as amended by commit
ff49ea8977 ("NAND: Mark the BBT as scanned
prior to calling scan_bbt.").

Signed-off-by: Scott Wood <scottwood@freescale.com>
2012-02-28 14:03:39 -06:00
Scott Wood
1f7b1743d3 Revert "nand: make 1-bit software ECC configurable"
This reverts commit 4fee6c2f29.

It breaks boards that currently rely on soft-ecc, as pointed out here:
http://patchwork.ozlabs.org/patch/140872/

The reverted patch should be resubmitted with documentation, and with the
CONFIG_MTD_ECC_SOFT selected from every board that needs it.  We could
start by looking at what NAND driver the board selects, and whether
that driver ever asks for soft ECC.

Signed-off-by: Scott Wood <scottwood@freescale.com>
2012-02-28 14:03:39 -06:00
Christian Hitz
4fee6c2f29 nand: make 1-bit software ECC configurable
The software ECC algorithm is not necessary when hardware ECC
is available and can be left out for a smaller image size.
Enable with CONFIG_MTD_ECC_SOFT.

Signed-off-by: Christian Hitz <christian.hitz@aizo.com>
Cc: Scott Wood <scottwood@freescale.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
2012-01-26 16:09:02 -06:00
Christian Hitz
ff8a8a7183 nand: Merge changes to BBT from Linux nand driver
[backport from linux commit 02f8c6aee8df3cdc935e9bdd4f2d020306035dbe]

This patch synchronizes the nand driver with the Linux 3.0 state.

Signed-off-by: Christian Hitz <christian.hitz@aizo.com>
Cc: Scott Wood <scottwood@freescale.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
2012-01-26 16:09:02 -06:00
Christian Hitz
2a8e0fc8b3 nand: Merge changes from Linux nand driver
[backport from linux commit 02f8c6aee8df3cdc935e9bdd4f2d020306035dbe]

This patch synchronizes the nand driver with the Linux 3.0 state.

Signed-off-by: Christian Hitz <christian.hitz@aizo.com>
Cc: Scott Wood <scottwood@freescale.com>
[scottwood@freescale.com: minor fixes]
Signed-off-by: Scott Wood <scottwood@freescale.com>
2012-01-26 16:09:02 -06:00
Christian Hitz
4c6de8560c nand: Merge BCH code from Linux nand driver
[backport from linux commit 02f8c6aee8df3cdc935e9bdd4f2d020306035dbe]

This patch merges the BCH ECC algorithm from the 3.0 Linux kernel.
This enables U-Boot to support modern NAND flash chips that
require more than 1-bit of ECC in software.

Signed-off-by: Christian Hitz <christian.hitz@aizo.com>
Cc: Scott Wood <scottwood@freescale.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
2012-01-26 16:09:02 -06:00
Simon Schwarz
82645f816f nand: Add common functions to linux/mtd/nand.h
Functions often used in SPL are now part of linux/mtd/nand.h.
Static modifiers are removed from these functions in
drivers/mtd/nand/nand_base.c.

Signed-off-by: Simon Schwarz <simonschwarzcor@gmail.com>
Cc: scottwood@freescale.com
Cc: s-paulraj@ti.com
Cc: albert.u.boot@aribaud.net
Acked-by: Scott Wood <scottwood@freescale.com>
2011-12-06 23:59:31 +01:00
Marek Vasut
6d41419f0b NAND: Really ignore bad blocks when scrubbing
Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Scott Wood <scottwood@freescale.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Detlev Zundel <dzu@denx.de>
[scottwood@freescale.com: use chip instead of redundant priv_nand]
Signed-off-by: Scott Wood <scottwood@freescale.com>
2011-10-03 18:35:12 -05:00
Albert ARIBAUD
fa82f871c8 Convert ISO-8859 files to UTF-8
There was a mix of UTF-8 and ISO-8859 files in the U-Boot source
tree, which could cause issues with the patchwork review system.
This commit converts all ISO-8859 files to UTF-8.

Signed-off-by: Albert ARIBAUD <albert.u.boot@aribaud.net>
2011-08-04 23:34:02 +02:00
Florian Fainelli
0272c718ba NAND: add support for reading ONFI page table
This patch adds support for reading an ONFI page parameter from a NAND
device supporting it. If this is the case, struct nand_chip onfi_version
member contains the supported ONFI version, 0 otherwise.

This allows NAND drivers past nand_scan_ident to set the best timings for the
NAND chip.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Signed-off-by: Scott Wood <scottwood@freescale.com>
2011-04-01 14:49:08 -05:00
Lei Wen
245eb90091 mtd: nand: Allow caller to pass alternative ID table to nand_scan_ident()
This patch sync with David's patch on Linux for handling nand_scan_ident.

	commit 5e81e88a4c140586d9212999cea683bcd66a15c6
	Author: David Woodhouse <David.Woodhouse@intel.com>
	Date:   Fri Feb 26 18:32:56 2010 +0000

	mtd: nand: Allow caller to pass alternative ID table to nand_scan_ident()

	Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

Signed-off-by: Lei Wen <leiwen@marvell.com>
2011-01-12 17:13:10 -06:00
Florian Fainelli
1ce7084a15 NAND: add NAND_CMD_PARAM (0xec) definition
This command is used to read the device ONFI parameters page.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
2010-12-17 14:32:12 -06:00
Mike Frysinger
0bdecd82dd nand: constify id/manu tables
These id tables need not be writable.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2010-12-17 14:32:11 -06:00
Enric Balletbo i Serra
456be17dbe mtd: OneNAND: add support for OneNAND manufactured by Numonyx
This patch adds the Numonyx manufacturer code (0x20) to
onenand manufacturers.

Signed-off-by: Enric Balletbo i Serra <eballetbo@gmail.com>
Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
Acked-by: Steve Sakoman <steve.sakoman@linaro.org>
Tested-by: Steve Sakoman <steve.sakoman@linaro.org>
2010-10-11 15:15:45 -05:00
Ben Gardiner
4ba692fb1e mtd: add an mtd method for get_len_incl_bad()
The logic to 'spread' mtd partitions needs to calculate the length in
the mtd device, including bad blocks.

This patch introduces a new function, mtd_get_len_incl_bad that can
return both the length including bad blocks and whether that length
was truncated on the device. This new function will be used by the
mtdparts spread command later in this series. The definition of the
function is #ifdef'd out in configurations that do not use the new
'mtdparts spread' command.

Signed-off-by: Ben Gardiner<bengardiner@nanometrics.ca>
CC: Scott Wood <scottwood@freescale.com>
2010-10-11 15:11:00 -05:00
Scott Wood
5b8e6bb517 nand: remove dead code and suspend/resume
Get rid of the several "#if 0" sections that were keeping around Linux
code that isn't relevant to U-Boot.  Besides cluttering the code, these
sections make tracking upstream changes harder, rather than easier.
It's easy to discard obviously irrelevant diff hunks that patch rejects,
but it's not as easy to notice hunks that apply cleanly to the #if 0
section, but *are* relevant to U-Boot and require modification elsewhere.

Also remove suspend/resume, as this is not applicable to U-Boot.  Removal
saves 232 bytes on powerpc.

Signed-off-by: Scott Wood <scottwood@freescale.com>
Tested-by: Ben Gardiner <bengardiner@nanometrics.ca>
2010-10-11 15:10:35 -05:00
Matthias Kaehlcke
b63815e313 move definition of macros likely and unlikely to compiler.h
the macros likely and unlikely were defined in include/linux/mtd/compat.h,
but used in code not related to MTD. moved the macro definitions to compiler.h

Signed-off-by: Matthias Kaehlcke <matthias@kaehlcke.net>
2010-01-18 00:28:27 +01:00
Sandeep Paulraj
bb3e9828e7 NAND:Extending the nand_ecclayout structure
NANDs with page size of lesser than and equal to 2K are
reaching EOL. They are bing replaced with NANDs of
page size 4K and above.
To support this we have to extend the eccpos field

Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
2009-11-18 14:26:39 -06:00
Amul Kumar Saha
cacbe91958 Flex-OneNAND driver support
This patch adds support for Flex-OneNAND devices.

Signed-off-by: Rohit Hagargundgi <h.rohit@samsung.com>
Signed-off-by: Amul Kumar Saha <amul.saha@samsung.com>
2009-11-13 16:56:18 -06:00
Sandeep Paulraj
aaa8eec532 NAND: Update to support 64 bit device size
This patch adds support for NANDs greater than 2 GB.
Patch is based on the MTD NAND driver in the kernel.

Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
2009-11-13 16:56:14 -06:00
Minkyu Kang
f380737478 s5pc1xx: SMDKC100: fix compile warnings
fix the following compile warnings
warning: dereferencing type-punned pointer will break strict-aliasing rules

Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
2009-10-24 09:55:25 -05:00
Minkyu Kang
4678d674f0 s5pc1xx: support onenand driver
This patch includes the onenand driver for s5pc100

Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
2009-10-13 21:13:55 -05:00
Sandeep Paulraj
f83b7f9e8a MTD:NAND: ADD new ECC mode NAND_ECC_HW_OOB_FIRST
This patch adds the new mode NAND_ECC_HW_OOB_FIRST in the nand code to
support 4-bit ECC on TI DaVinci devices with large page (up to 2K) NAND
chips.  This ECC mode is similar to NAND_ECC_HW, with the exception of
read_page API that first reads the OOB area, reads the data in chunks,
feeds the ECC from OOB area to the ECC hw engine and perform any
correction on the data as per the ECC status reported by the engine.

This patch has been accepted by Andrew Morton and can be found at

http://userweb.kernel.org/~akpm/mmotm/broken-out/mtd-nand-add-new-ecc-mode-ecc_hw_oob_first.patch

Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
Signed-off-by: Sneha Narnakaje <nsnehaprabha@ti.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
2009-08-26 15:37:03 -05:00
Sandeep Paulraj
a2c65b47ef NAND: ADD page Parameter to all read_page/read_page_raw API's
This patch adds a new "page" parameter to all NAND read_page/read_page_raw
APIs.  The read_page API for the new mode ECC_HW_OOB_FIRST requires the
page information to send the READOOB command and read the OOB area before
the data area.

This patch has been accepted by Andrew Morton and can be found at
http://userweb.kernel.org/~akpm/mmotm/broken-out/mtd-nand-add-page-parameter-to-all-read_page-read_page_raw-apis.patch

WE would like this to become part of the u-boot GIT as well

Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
Signed-off-by: Sneha Narnakaje <nsnehaprabha@ti.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
2009-08-26 15:37:02 -05:00
Kyungmin Park
ecad289fc6 OneNAND: Remove unused read_spareram
Remove unused read_spareram and add unlock_all as kernel does

Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
2009-08-26 15:37:02 -05:00
Scott Wood
be33b046b5 Remove legacy NAND and disk on chip code.
Legacy NAND had been scheduled for removal.  Any boards that use this
were already not building in the previous release due to an #error.

The disk on chip code in common/cmd_doc.c relies on legacy NAND,
and it has also been removed.  There is newer disk on chip code
in drivers/mtd/nand; someone with access to hardware and sufficient
time and motivation can try to get that working, but for now disk
on chip is not supported.

Signed-off-by: Scott Wood <scottwood@freescale.com>
2009-07-16 19:07:47 -05:00
Stefan Roese
fbdaafaee7 nand: Change NAND_MAX_OOBSIZE to 218 as needed for some 4k page devices
This is needed for the MPC512x NAND driver (fsl_nfc_nand.c) which already
defines such a 4k plus 218 bytes ECC layout.

Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Scott Wood <scottwood@freescale.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
2009-07-16 17:52:03 -05:00
Wolfgang Denk
8e5e9b940c Coding style cleanup; update CHANGELOG
Signed-off-by: Wolfgang Denk <wd@denx.de>
2009-07-07 22:35:02 +02:00
Stefan Roese
8d2effea23 mtd: Update MTD infrastructure to support 64bit device size
This patch brings the U-Boot MTD infrastructure in sync with the current
Linux MTD version (2.6.30-rc3). Biggest change is the 64bit device size
support and a resync of the mtdpart.c file which has seen multiple fixes
meanwhile.

Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Scott Wood <scottwood@freescale.com>
Cc: Kyungmin Park <kmpark@infradead.org>
2009-06-12 20:45:47 +02:00
Stefan Roese
0a57265533 mtd: Add MTD concat support to concatenate multiple MTD NOR devices
This patch adds concatenation support to the U-Boot MTD infrastructure.
By enabling CONFIG_MTD_CONCAT this MTD CFI wrapper will concatenate
all found NOR devices into one single MTD device. This can be used by
e.g by UBI to access a partition that spans over multiple NOR chips.

Signed-off-by: Stefan Roese <sr@denx.de>
2009-06-12 20:45:47 +02:00
Wolfgang Grandegger
33846df28f Add wait flags to support board/chip specific delays
The NAND flash on the TQM8548_BE modules requires a short delay after
running the UPM pattern like the MPC8360ERDK board does. The TQM8548_BE
requires a further short delay after writing out a buffer. Normally the
R/B pin should be checked, but it's not connected on the TQM8548_BE.
The corresponding Linux FSL UPM driver uses similar delay points at the
same locations. To manage these extra delays in a more general way, I
introduced the "wait_flags" field allowing the board-specific driver to
specify various types of extra delay.

Signed-off-by: Wolfgang Grandegger <wg@grandegger.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
2009-03-23 15:53:40 -05:00
Wolfgang Grandegger
06e9f7df05 Add support for TQM-specific chip select logic to FSL-UPM
For the NAND chips on the TQM8548 modules, a special chip-select logic is
used. It uses dedicated address lines to be set via UPM machine address
register (mar). This patch adds such support to the FSL-UPM driver.

Signed-off-by: Wolfgang Grandegger <wg@grandegger.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
2009-03-23 15:53:39 -05:00
Wolfgang Grandegger
e93c1c169d Add multi chip support to the FSL-UPM driver
This patch adds support for multi-chip NAND devices to the FSL-UPM
driver. The "dev_ready" callback of the "struct fsl_upm_nand" is now
called with the argument "chip_nr" to allow testing the proper chip
select line. The NAND support of the MPC8360ERDK is updated as well.
No other boards are currently using the FSL UPM driver.

Signed-off-by: Wolfgang Grandegger <wg@grandegger.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
2009-03-23 15:53:38 -05:00
Wolfgang Grandegger
6c869637fe NAND: rename NAND_MAX_CHIPS to CONFIG_SYS_NAND_MAX_CHIPS
This patch renames NAND_MAX_CHIPS to CONFIG_SYS_NAND_MAX_CHIPS and
changes the default from 8 to 1 for the legacy and the new MTD
NAND layer. This allows to remove all NAND_MAX_CHIPS definitions
in the board config files because none of the boards use multi
chip support (NAND_MAX_CHIPS > 1) so far. The bamboo and the DU440
define

 #define NAND_MAX_CHIPS          CONFIG_SYS_MAX_NAND_DEVICE

but that's bogus and did not work anyhow.

Signed-off-by: Wolfgang Grandegger <wg@grandegger.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
2009-01-23 10:32:51 -06:00
Stefan Roese
1ae3986204 OneNAND: Additional sync with 2.6.27
- Add subpage write support
- Add onenand_oob_64/32 ecclayout

This has been missing and without it UBI has some incompatibilies issues
with the current (>= 2.6.27) Linux kernel version. vid_hdr_offset is
placed differently (2048 instead of 512) without this fix.

Signed-off-by: Stefan Roese <sr@denx.de>
Signed-off-by: Scott Wood <scottwood@freescale.com>
2009-01-23 10:32:48 -06:00
Kyungmin Park
ef0921d6b0 Sync with 2.6.27
Sync with OneNAND kernel codes

Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
2009-01-23 10:32:44 -06:00
Wolfgang Denk
455ae7e87f Coding style cleanup, update CHANGELOG.
Signed-off-by: Wolfgang Denk <wd@denx.de>
2008-12-16 01:02:17 +01:00
Kyungmin Park
58be3a1056 UBI: Add basic UBI support to U-Boot (Part 8/8)
This patch adds basic UBI (Unsorted Block Image) support to U-Boot.
It's based on the Linux UBI version and basically has a "OS"
translation wrapper that defines most Linux specific calls
(spin_lock() etc.) into no-ops. Some source code parts have been
uncommented by "#ifdef UBI_LINUX". This makes it easier to compare
this version with the Linux version and simplifies future UBI
ports/bug-fixes from the Linux version.

Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Stefan Roese <sr@denx.de>
2008-11-19 20:34:39 +01:00
Kyungmin Park
47ae6693f5 UBI: Add basic UBI support to U-Boot (Part 7/8)
This patch adds basic UBI (Unsorted Block Image) support to U-Boot.
It's based on the Linux UBI version and basically has a "OS"
translation wrapper that defines most Linux specific calls
(spin_lock() etc.) into no-ops. Some source code parts have been
uncommented by "#ifdef UBI_LINUX". This makes it easier to compare
this version with the Linux version and simplifies future UBI
ports/bug-fixes from the Linux version.

Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Stefan Roese <sr@denx.de>
2008-11-19 20:34:39 +01:00
Kyungmin Park
7e6ee7ad27 UBI: Add basic UBI support to U-Boot (Part 6/8)
This patch adds basic UBI (Unsorted Block Image) support to U-Boot.
It's based on the Linux UBI version and basically has a "OS"
translation wrapper that defines most Linux specific calls
(spin_lock() etc.) into no-ops. Some source code parts have been
uncommented by "#ifdef UBI_LINUX". This makes it easier to compare
this version with the Linux version and simplifies future UBI
ports/bug-fixes from the Linux version.

Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Stefan Roese <sr@denx.de>
2008-11-19 20:34:39 +01:00
Alessandro Rubini
a47f957ab5 NAND: Allow NAND and OneNAND to coexist
This removes in nand.h code that is verbatim duplicated from bbm.h,
including directly bbm.h in nand.h. The previous state of affairs
prevented compiling code for a board hosting both NAND and OneNAND chips.

Reported-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Alessandro Rubini <rubini@unipv.it>
Signed-off-by: Scott Wood <scottwood@freescale.com>
2008-10-31 16:37:53 -05:00
Scott Wood
c45912d8ab NAND: sync with 2.6.27
This brings the core NAND code up to date with the Linux kernel.

Since there were several drivers in Linux as of the last update that are
not in u-boot, I'm not bringing over new drivers that have been added
since in the absence of an interested party.

I did not update OneNAND since it was recently synced by Kyungmin Park,
and I'm not sure exactly what the common ancestor is.

Signed-off-by: Scott Wood <scottwood@freescale.com>
2008-10-29 10:42:16 -05:00
Kyungmin Park
bfd7f38614 Fix OneNAND read_oob/write_oob functions compatability
Also sync with kernel OneNAND codes

Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
2008-08-21 13:50:20 -05:00
Wolfgang Denk
4b0708093e Coding Style cleanup, update CHANGELOG
Signed-off-by: Wolfgang Denk <wd@denx.de>
2008-08-14 14:41:06 +02:00