[U-Boot] [PATCH v6 0/4] spi, sf: add mtdparts feature to spi and sf commands
Heiko Schocher
hs at denx.de
Tue Jun 16 06:30:07 CEST 2015
Hello Jagan,
Am 11.05.2015 08:01, schrieb Jagan Teki:
> On 11 May 2015 at 11:19, Heiko Schocher <hs at denx.de> wrote:
>> Hello Jagan,
>>
>>
>> Am 27.04.2015 07:42, schrieb Heiko Schocher:
>>>
>>> This patchserie add the popssibility to define mtd partitions on
>>> spi nor flash, and use this settings with the sf commands.
>>>
>>> steps:
>>>
>>> - add MTD layer driver for spi, original patch from:
>>>
>>> http://git.denx.de/?p=u-boot/u-boot-mips.git;a=commitdiff;h=bb246819cdc90493dd7089eaa51b9e639765cced
>>>
>>> and addapted it to current mainline.
>>>
>>> - move common functions to get offset and size from
>>> cmdline nand command to extract offset and size from
>>> a mtd partition to common place "drivers/mtd/mtd_uboot.c"
>>> maybe another place is better?
>>>
>>> - add to the sf command the possibility to use offset and size from
>>> the settings in mtdparts
>>>
>>> With this patchset, the sf command looks now:
>>>
>>> => sf
>>> sf - SPI flash sub-system
>>>
>>> Usage:
>>> sf probe [[bus:]cs] [hz] [mode] - init flash device on given SPI bus
>>> and chip select
>>> sf read addr offset|partition len - read `len' bytes starting at
>>> `offset' to memory at `addr'
>>> sf write addr offset|partition len - write `len' bytes from memory
>>> at `addr' to flash at `offset'
>>> sf erase offset|partition [+]len - erase `len' bytes from `offset'
>>> `+len' round up `len' to block
>>> size
>>> sf update addr offset|partition len - erase and write `len' bytes from
>>> memory
>>> at `addr' to flash at `offset'
>>> =>
>>> for example "env" is defined in mtdparts:
>>>
>>> => sf read 13000000 env
>>> device 0 offset 0xd0000, size 0x10000
>>> SF: 65536 bytes @ 0xd0000 Read: OK
>>> =>
>>>
>>> There are the followings checkpatch warnings:
>>>
>>> CHECK: Alignment should match open parenthesis
>>> + if (arg_off(argv[2], &idx, &addr, &maxsize, &maxsize,
>>> + MTD_DEV_TYPE_NAND, nand_info[idx].size)) {
>>>
>>> CHECK: Alignment should match open parenthesis
>>> + if (arg_off(argv[3], &dev, &off, &size, &maxsize,
>>> + MTD_DEV_TYPE_NAND, nand_info[dev].size))
>>>
>>> CHECK: Alignment should match open parenthesis
>>> + if (arg_off_size(argc - 3, argv + 3, &dev, &off,
>>> &size,
>>> + &maxsize, MTD_DEV_TYPE_NAND,
>>>
>>> total: 0 errors, 0 warnings, 3 checks, 361 lines checked
>>>
>>> NOTE: Ignored message types: COMPLEX_MACRO CONSIDER_KSTRTO MINMAX
>>> MULTISTATEMENT_MACRO_USE_DO_WHILE NETWORKING_BLOCK_COMMENT_STYLE
>>> USLEEP_RANGE
>>>
>>>
>>> 20140714_ml_mtdparts/0002-mtd-nand-move-common-functions-from-cmd_nand.c-to-co.patch
>>> has style problems, please review.
>>>
>>> I see not, why this warning pops up ...
>>>
>>> resend rebased version of this series, as v3 is pending since
>>> September 2014...
>>>
>>> Changes in v6:
>>> - add comments from Jagan Teki:
>>> new patch in this patchserie, extract this piece
>>> of code into a new patch.
>>>
>>> Changes in v2:
>>> - add comment from Daniel Schwierzeck:
>>> fix compile error from original patch with
>>> "static inline" rather than "static __maybe_unused"
>>> Changes in v3:
>>> - rebase with d6c1ffc7d23f4fe4ae8c91101861055b8e1501b6
>>> - add comments from scott wood:
>>> - align MTD_DEV_TYPE_NAND correct
>>> - remove unnecessary inline
>>> - rework "jffs2 header" problem later
>>> Changes in v4:
>>> - rebased against 385a08a60f042061b004642d6b9bb6cfb794ad5a
>>> Changes in v5:
>>> - add comment from Scott Wood:
>>> keep the continuation line aligned with the arguments
>>>
>>> Changes in v6:
>>> - add comments from Jagan Teki:
>>> move code, which checks if flash pointer is used
>>> into a new patch.
>>> - use #ifdef in Code
>>> - call mtd register before the spi_release_bus
>>> - add Reviewed-by: Jagannadha Sutradharudu Teki <jagannadh.teki at gmail.com>
>>> - fix Tom Rinis mail addr
>>> - add comment from Scott Wood:
>>> - fix indentation level
>>> - add mtd_ prefix
>>> - move str2off and str2long into common place, as they are no
>>> mtd specific functions and change return value from int to bool
>>> - add comment from Jagan Teki:
>>> - append help text
>>> - add Reviewed-by from Jagannadha Sutradharudu Teki
>>>
>>> Daniel Schwierzeck (1):
>>> mtd, spi: add MTD layer driver
>>>
>>> Heiko Schocher (3):
>>> mtd, nand: move common functions from cmd_nand.c to common place
>>> spi, sf: use offset and size in sf cmd from mtdpartition
>>> mtd, spi: check if flash pointer is used
>>>
>>> README | 3 +
>>> common/cmd_nand.c | 148
>>> +++++++++---------------------------------
>>> common/cmd_onenand.c | 19 ++----
>>> common/cmd_sf.c | 61 +++++++++--------
>>> common/cmd_test.c | 12 +---
>>> drivers/mtd/Makefile | 4 +-
>>> drivers/mtd/mtd_uboot.c | 99 ++++++++++++++++++++++++++++
>>> drivers/mtd/spi/Makefile | 1 +
>>> drivers/mtd/spi/sf_internal.h | 5 ++
>>> drivers/mtd/spi/sf_mtd.c | 104 +++++++++++++++++++++++++++++
>>> drivers/mtd/spi/sf_probe.c | 10 +--
>>> include/linux/mtd/mtd.h | 5 ++
>>> include/vsprintf.h | 2 +
>>> lib/vsprintf.c | 16 +++++
>>> 14 files changed, 317 insertions(+), 172 deletions(-)
>>> create mode 100644 drivers/mtd/mtd_uboot.c
>>> create mode 100644 drivers/mtd/spi/sf_mtd.c
>>
>>
>> I got no more comment for this v6. Are there any more issues?
>> If not I vote for apllying it soon, so we have some tests before
>> the next release... thanks!
>
> Let me give some more time I will test and see any final comments.
>
> I will pick this series, once all fine.
ping?
bye,
Heiko
--
DENX Software Engineering GmbH, Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
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