[U-Boot] [PATCH] ARM: at91: Convert SPL_GENERATE_ATMEL_PMECC_HEADER to Kconfig
Derald Woods
woods.technical at gmail.com
Fri Jan 11 16:51:14 UTC 2019
On Fri, Jan 11, 2019, 5:27 AM <Eugen.Hristev at microchip.com wrote:
>
>
> On 10.01.2019 03:00, Derald Woods wrote:
> > On Mon, Jan 7, 2019 at 3:40 AM <Eugen.Hristev at microchip.com
> > <mailto:Eugen.Hristev at microchip.com>> wrote:
> >
> > Hi Derald,
> >
> > Thank you for the patch,
> >
> > Some minor questions inline.
> >
> >
> >
> > Sorry for the late response. Family and day job take priority.
> >
> > The patch is the simplest technical conversion that I could produce with
> > my board (SAMA5D3-XPLD) as the test platform. I was very careful not to
> > touch anything unrelated. It is not intended to address permutations
> > outside of the PMECC Kconfig scope. I have submitted these type of
> > conversions to U-Boot in the past. Adding speculative things is risky
> > when you only have one development board. The patch works well, for me,
> > and addresses the original need. All items, in the patch, are currently
> > in scope. If there are additions and/or modifications, feel free to
> > modify the patch. It is complete from my perspective. I do not have any
> > additional time to chase this any further. I have been developing for
> > some time now and can handle an 'out of tree' patch, in my environment,
> > until something better comes along. This patch is just my contribution
> > to the process.
>
> Hello Derald,
>
> From my point of view the PMECC header generation for SPL should be
> done if and only if the SPL is being placed in NAND flash namely
> defconfigs having *nandflash* in the name.
>
> Thus I disagree with enabling it on spiflash configurations (like you
> did for the *mmc* configurations looks OK)
>
The patch is about 'one' thing. Kconfig conversion. Things that you are
mentioning do not invalidate my patch. I tried not to add things that were
not there originally. That is generally discouraged scope creep. The patch
does its job in a provable manner with changing existing usage.
Derald
If you have any reasons or arguments , or anyone else does, please
> correct me.
>
> If you do not have time to change the patch, that is OK, I can take over
> at some point when I have the time or someone else can pick and rework a
> little bit on that specific point and make a v2.
>
> Thanks again,
>
> Eugen
>
> >
> > Cheers,
> >
> > Derald
> >
> >
> > On 15.12.2018 09:36, Derald D. Woods wrote:
> > > This commit converts the following items to Kconfig:
> > >
> > > CONFIG_ATMEL_NAND_HWECC
> > > CONFIG_ATMEL_NAND_HW_PMECC
> > > CONFIG_PMECC_CAP
> > > CONFIG_PMECC_SECTOR_SIZE
> > > CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER
> > >
> > > [PMECC References]
> > > https://www.at91.com/linux4sam/bin/view/Linux4SAM/PmeccConfigure
> > > https://www.at91.com/linux4sam/bin/view/Linux4SAM/AT91Bootstrap
> > >
> > > [Mailing List Thread]
> > > https://lists.denx.de/pipermail/u-boot/2018-December/350666.html
> > >
> > > Fixes: 5541543f ("configs: at91: Remove CONFIG_SYS_EXTRA_OPTIONS
> > assignment")
> > > Reported-by: Daniel Evans <photonthunder at gmail.com
> > <mailto:photonthunder at gmail.com>>
> > > Cc: Eugen Hristev <eugen.hristev at microchip.com
> > <mailto:eugen.hristev at microchip.com>>
> > > Signed-off-by: Derald D. Woods <woods.technical at gmail.com
> > <mailto:woods.technical at gmail.com>>
> > > ---
> > > configs/at91sam9n12ek_mmc_defconfig | 1 +
> > > configs/at91sam9n12ek_nandflash_defconfig | 3 ++
> > > configs/at91sam9n12ek_spiflash_defconfig | 3 ++
> > > configs/at91sam9x5ek_dataflash_defconfig | 3 ++
> > > configs/at91sam9x5ek_mmc_defconfig | 1 +
> > > configs/at91sam9x5ek_nandflash_defconfig | 3 ++
> > > configs/at91sam9x5ek_spiflash_defconfig | 3 ++
> > > configs/sama5d3_xplained_mmc_defconfig | 1 +
> > > configs/sama5d3_xplained_nandflash_defconfig | 3 ++
> > > configs/sama5d3xek_mmc_defconfig | 1 +
> > > configs/sama5d3xek_nandflash_defconfig | 3 ++
> > > configs/sama5d3xek_spiflash_defconfig | 3 ++
> > > configs/sama5d4_xplained_mmc_defconfig | 1 +
> > > configs/sama5d4_xplained_nandflash_defconfig | 3 ++
> > > configs/sama5d4_xplained_spiflash_defconfig | 3 ++
> > > configs/sama5d4ek_mmc_defconfig | 1 +
> > > configs/sama5d4ek_nandflash_defconfig | 3 ++
> > > configs/sama5d4ek_spiflash_defconfig | 3 ++
> > > configs/wb45n_defconfig | 3 ++
> > > configs/wb50n_defconfig | 3 ++
> > > doc/README.atmel_pmecc | 13 ++++---
> > > drivers/mtd/nand/raw/Kconfig | 38
> > ++++++++++++++++++++
> > > include/configs/at91sam9n12ek.h | 7 ----
> > > include/configs/at91sam9x5ek.h | 7 ----
> > > include/configs/sama5d3_xplained.h | 7 ----
> > > include/configs/sama5d3xek.h | 7 ----
> > > include/configs/sama5d4_xplained.h | 6 ----
> > > include/configs/sama5d4ek.h | 6 ----
> > > include/configs/wb45n.h | 7 ----
> > > include/configs/wb50n.h | 6 ----
> > > scripts/config_whitelist.txt | 5 ---
> > > 31 files changed, 92 insertions(+), 65 deletions(-)
> > >
> > > diff --git a/configs/at91sam9n12ek_mmc_defconfig
> > b/configs/at91sam9n12ek_mmc_defconfig
> > > index 6b2cfe9c42..7b46eb498d 100644
> > > --- a/configs/at91sam9n12ek_mmc_defconfig
> > > +++ b/configs/at91sam9n12ek_mmc_defconfig
> > > @@ -2,6 +2,7 @@ CONFIG_ARM=y
> > > CONFIG_ARCH_AT91=y
> > > CONFIG_SYS_TEXT_BASE=0x26f00000
> > > CONFIG_TARGET_AT91SAM9N12EK=y
> > > +# CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER is not set
> > > CONFIG_SYS_MALLOC_F_LEN=0x2000
> > > CONFIG_DEBUG_UART_BOARD_INIT=y
> > > CONFIG_DEBUG_UART_BASE=0xfffff200
> > > diff --git a/configs/at91sam9n12ek_nandflash_defconfig
> > b/configs/at91sam9n12ek_nandflash_defconfig
> > > index 354c24ff16..4e34a517fd 100644
> > > --- a/configs/at91sam9n12ek_nandflash_defconfig
> > > +++ b/configs/at91sam9n12ek_nandflash_defconfig
> > > @@ -2,6 +2,9 @@ CONFIG_ARM=y
> > > CONFIG_ARCH_AT91=y
> > > CONFIG_SYS_TEXT_BASE=0x26f00000
> > > CONFIG_TARGET_AT91SAM9N12EK=y
> > > +CONFIG_PMECC_CAP=2
> > > +CONFIG_PMECC_SECTOR_SIZE=512
> > > +CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER=y
> > > CONFIG_SYS_MALLOC_F_LEN=0x2000
> > > CONFIG_DEBUG_UART_BOARD_INIT=y
> > > CONFIG_DEBUG_UART_BASE=0xfffff200
> > > diff --git a/configs/at91sam9n12ek_spiflash_defconfig
> > b/configs/at91sam9n12ek_spiflash_defconfig
> > > index 63889355bf..500c3ab088 100644
> > > --- a/configs/at91sam9n12ek_spiflash_defconfig
> > > +++ b/configs/at91sam9n12ek_spiflash_defconfig
> > > @@ -2,6 +2,9 @@ CONFIG_ARM=y
> > > CONFIG_ARCH_AT91=y
> > > CONFIG_SYS_TEXT_BASE=0x26f00000
> > > CONFIG_TARGET_AT91SAM9N12EK=y
> > > +CONFIG_PMECC_CAP=2
> > > +CONFIG_PMECC_SECTOR_SIZE=512
> > > +CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER=y
> >
> > Do we need to generate the PMECC header for SPI_BOOT configurations ?
> > I would say this would be required only for NAND_BOOT
> >
> > > CONFIG_SYS_MALLOC_F_LEN=0x2000
> > > CONFIG_DEBUG_UART_BOARD_INIT=y
> > > CONFIG_DEBUG_UART_BASE=0xfffff200
> > > diff --git a/configs/at91sam9x5ek_dataflash_defconfig
> > b/configs/at91sam9x5ek_dataflash_defconfig
> > > index dc13509715..60d865cc23 100644
> > > --- a/configs/at91sam9x5ek_dataflash_defconfig
> > > +++ b/configs/at91sam9x5ek_dataflash_defconfig
> > > @@ -2,6 +2,9 @@ CONFIG_ARM=y
> > > CONFIG_ARCH_AT91=y
> > > CONFIG_SYS_TEXT_BASE=0x26f00000
> > > CONFIG_TARGET_AT91SAM9X5EK=y
> > > +CONFIG_PMECC_CAP=2
> > > +CONFIG_PMECC_SECTOR_SIZE=512
> > > +CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER=y
> > > CONFIG_SYS_MALLOC_F_LEN=0x2000
> > > CONFIG_DEBUG_UART_BOARD_INIT=y
> > > CONFIG_DEBUG_UART_BASE=0xfffff200
> > > diff --git a/configs/at91sam9x5ek_mmc_defconfig
> > b/configs/at91sam9x5ek_mmc_defconfig
> > > index ff86f93e61..75f7fbd199 100644
> > > --- a/configs/at91sam9x5ek_mmc_defconfig
> > > +++ b/configs/at91sam9x5ek_mmc_defconfig
> > > @@ -2,6 +2,7 @@ CONFIG_ARM=y
> > > CONFIG_ARCH_AT91=y
> > > CONFIG_SYS_TEXT_BASE=0x26f00000
> > > CONFIG_TARGET_AT91SAM9X5EK=y
> > > +# CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER is not set
> > > CONFIG_SYS_MALLOC_F_LEN=0x2000
> > > CONFIG_DEBUG_UART_BOARD_INIT=y
> > > CONFIG_DEBUG_UART_BASE=0xfffff200
> > > diff --git a/configs/at91sam9x5ek_nandflash_defconfig
> > b/configs/at91sam9x5ek_nandflash_defconfig
> > > index b2b3ddb6d9..dd6bdee7f9 100644
> > > --- a/configs/at91sam9x5ek_nandflash_defconfig
> > > +++ b/configs/at91sam9x5ek_nandflash_defconfig
> > > @@ -2,6 +2,9 @@ CONFIG_ARM=y
> > > CONFIG_ARCH_AT91=y
> > > CONFIG_SYS_TEXT_BASE=0x26f00000
> > > CONFIG_TARGET_AT91SAM9X5EK=y
> > > +CONFIG_PMECC_CAP=2
> > > +CONFIG_PMECC_SECTOR_SIZE=512
> > > +CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER=y
> > > CONFIG_SYS_MALLOC_F_LEN=0x2000
> > > CONFIG_DEBUG_UART_BOARD_INIT=y
> > > CONFIG_DEBUG_UART_BASE=0xfffff200
> > > diff --git a/configs/at91sam9x5ek_spiflash_defconfig
> > b/configs/at91sam9x5ek_spiflash_defconfig
> > > index d0eebcdc75..8d8108888c 100644
> > > --- a/configs/at91sam9x5ek_spiflash_defconfig
> > > +++ b/configs/at91sam9x5ek_spiflash_defconfig
> > > @@ -2,6 +2,9 @@ CONFIG_ARM=y
> > > CONFIG_ARCH_AT91=y
> > > CONFIG_SYS_TEXT_BASE=0x26f00000
> > > CONFIG_TARGET_AT91SAM9X5EK=y
> > > +CONFIG_PMECC_CAP=2
> > > +CONFIG_PMECC_SECTOR_SIZE=512
> > > +CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER=y
> >
> > Ditto.
> >
> > > CONFIG_SYS_MALLOC_F_LEN=0x2000
> > > CONFIG_DEBUG_UART_BOARD_INIT=y
> > > CONFIG_DEBUG_UART_BASE=0xfffff200
> > > diff --git a/configs/sama5d3_xplained_mmc_defconfig
> > b/configs/sama5d3_xplained_mmc_defconfig
> > > index eab38ec366..51d5aeaf0e 100644
> > > --- a/configs/sama5d3_xplained_mmc_defconfig
> > > +++ b/configs/sama5d3_xplained_mmc_defconfig
> > > @@ -2,6 +2,7 @@ CONFIG_ARM=y
> > > CONFIG_ARCH_AT91=y
> > > CONFIG_SYS_TEXT_BASE=0x26f00000
> > > CONFIG_TARGET_SAMA5D3_XPLAINED=y
> > > +# CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER is not set
> > > CONFIG_SPL_GPIO_SUPPORT=y
> > > CONFIG_SPL_LIBCOMMON_SUPPORT=y
> > > CONFIG_SPL_LIBGENERIC_SUPPORT=y
> > > diff --git a/configs/sama5d3_xplained_nandflash_defconfig
> > b/configs/sama5d3_xplained_nandflash_defconfig
> > > index ff7d2bffdd..ce1f28607e 100644
> > > --- a/configs/sama5d3_xplained_nandflash_defconfig
> > > +++ b/configs/sama5d3_xplained_nandflash_defconfig
> > > @@ -2,6 +2,9 @@ CONFIG_ARM=y
> > > CONFIG_ARCH_AT91=y
> > > CONFIG_SYS_TEXT_BASE=0x26f00000
> > > CONFIG_TARGET_SAMA5D3_XPLAINED=y
> > > +CONFIG_PMECC_CAP=4
> > > +CONFIG_PMECC_SECTOR_SIZE=512
> > > +CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER=y
> > > CONFIG_SPL_GPIO_SUPPORT=y
> > > CONFIG_SPL_LIBCOMMON_SUPPORT=y
> > > CONFIG_SPL_LIBGENERIC_SUPPORT=y
> > > diff --git a/configs/sama5d3xek_mmc_defconfig
> > b/configs/sama5d3xek_mmc_defconfig
> > > index 6faea0ec3f..49d4334213 100644
> > > --- a/configs/sama5d3xek_mmc_defconfig
> > > +++ b/configs/sama5d3xek_mmc_defconfig
> > > @@ -2,6 +2,7 @@ CONFIG_ARM=y
> > > CONFIG_ARCH_AT91=y
> > > CONFIG_SYS_TEXT_BASE=0x26f00000
> > > CONFIG_TARGET_SAMA5D3XEK=y
> > > +# CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER is not set
> > > CONFIG_SPL_GPIO_SUPPORT=y
> > > CONFIG_SPL_LIBCOMMON_SUPPORT=y
> > > CONFIG_SPL_LIBGENERIC_SUPPORT=y
> > > diff --git a/configs/sama5d3xek_nandflash_defconfig
> > b/configs/sama5d3xek_nandflash_defconfig
> > > index e641279ee1..b0d56e0e3e 100644
> > > --- a/configs/sama5d3xek_nandflash_defconfig
> > > +++ b/configs/sama5d3xek_nandflash_defconfig
> > > @@ -2,6 +2,9 @@ CONFIG_ARM=y
> > > CONFIG_ARCH_AT91=y
> > > CONFIG_SYS_TEXT_BASE=0x26f00000
> > > CONFIG_TARGET_SAMA5D3XEK=y
> > > +CONFIG_PMECC_CAP=4
> > > +CONFIG_PMECC_SECTOR_SIZE=512
> > > +CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER=y
> > > CONFIG_SPL_GPIO_SUPPORT=y
> > > CONFIG_SPL_LIBCOMMON_SUPPORT=y
> > > CONFIG_SPL_LIBGENERIC_SUPPORT=y
> > > diff --git a/configs/sama5d3xek_spiflash_defconfig
> > b/configs/sama5d3xek_spiflash_defconfig
> > > index 37f603d528..cf2fb9e65b 100644
> > > --- a/configs/sama5d3xek_spiflash_defconfig
> > > +++ b/configs/sama5d3xek_spiflash_defconfig
> > > @@ -2,6 +2,9 @@ CONFIG_ARM=y
> > > CONFIG_ARCH_AT91=y
> > > CONFIG_SYS_TEXT_BASE=0x26f00000
> > > CONFIG_TARGET_SAMA5D3XEK=y
> > > +CONFIG_PMECC_CAP=4
> > > +CONFIG_PMECC_SECTOR_SIZE=512
> > > +CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER=y
> >
> > Ditto
> >
> > > CONFIG_SPL_GPIO_SUPPORT=y
> > > CONFIG_SPL_LIBCOMMON_SUPPORT=y
> > > CONFIG_SPL_LIBGENERIC_SUPPORT=y
> > > diff --git a/configs/sama5d4_xplained_mmc_defconfig
> > b/configs/sama5d4_xplained_mmc_defconfig
> > > index bfcea3f519..35b8302b60 100644
> > > --- a/configs/sama5d4_xplained_mmc_defconfig
> > > +++ b/configs/sama5d4_xplained_mmc_defconfig
> > > @@ -2,6 +2,7 @@ CONFIG_ARM=y
> > > CONFIG_ARCH_AT91=y
> > > CONFIG_SYS_TEXT_BASE=0x26f00000
> > > CONFIG_TARGET_SAMA5D4_XPLAINED=y
> > > +# CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER is not set
> > > CONFIG_SPL_GPIO_SUPPORT=y
> > > CONFIG_SPL_LIBCOMMON_SUPPORT=y
> > > CONFIG_SPL_LIBGENERIC_SUPPORT=y
> > > diff --git a/configs/sama5d4_xplained_nandflash_defconfig
> > b/configs/sama5d4_xplained_nandflash_defconfig
> > > index 2c1b7f17c0..93714ed0c7 100644
> > > --- a/configs/sama5d4_xplained_nandflash_defconfig
> > > +++ b/configs/sama5d4_xplained_nandflash_defconfig
> > > @@ -2,6 +2,9 @@ CONFIG_ARM=y
> > > CONFIG_ARCH_AT91=y
> > > CONFIG_SYS_TEXT_BASE=0x26f00000
> > > CONFIG_TARGET_SAMA5D4_XPLAINED=y
> > > +CONFIG_PMECC_CAP=8
> > > +CONFIG_PMECC_SECTOR_SIZE=512
> > > +CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER=y
> > > CONFIG_SPL_GPIO_SUPPORT=y
> > > CONFIG_SPL_LIBCOMMON_SUPPORT=y
> > > CONFIG_SPL_LIBGENERIC_SUPPORT=y
> > > diff --git a/configs/sama5d4_xplained_spiflash_defconfig
> > b/configs/sama5d4_xplained_spiflash_defconfig
> > > index a89dd11a8c..e1eb0c72cd 100644
> > > --- a/configs/sama5d4_xplained_spiflash_defconfig
> > > +++ b/configs/sama5d4_xplained_spiflash_defconfig
> > > @@ -2,6 +2,9 @@ CONFIG_ARM=y
> > > CONFIG_ARCH_AT91=y
> > > CONFIG_SYS_TEXT_BASE=0x26f00000
> > > CONFIG_TARGET_SAMA5D4_XPLAINED=y
> > > +CONFIG_PMECC_CAP=8
> > > +CONFIG_PMECC_SECTOR_SIZE=512
> > > +CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER=y
> >
> > Ditto
> >
> > > CONFIG_SPL_GPIO_SUPPORT=y
> > > CONFIG_SPL_LIBCOMMON_SUPPORT=y
> > > CONFIG_SPL_LIBGENERIC_SUPPORT=y
> > > diff --git a/configs/sama5d4ek_mmc_defconfig
> > b/configs/sama5d4ek_mmc_defconfig
> > > index 45e6539913..bd238f7f14 100644
> > > --- a/configs/sama5d4ek_mmc_defconfig
> > > +++ b/configs/sama5d4ek_mmc_defconfig
> > > @@ -2,6 +2,7 @@ CONFIG_ARM=y
> > > CONFIG_ARCH_AT91=y
> > > CONFIG_SYS_TEXT_BASE=0x26f00000
> > > CONFIG_TARGET_SAMA5D4EK=y
> > > +# CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER is not set
> > > CONFIG_SPL_GPIO_SUPPORT=y
> > > CONFIG_SPL_LIBCOMMON_SUPPORT=y
> > > CONFIG_SPL_LIBGENERIC_SUPPORT=y
> > > diff --git a/configs/sama5d4ek_nandflash_defconfig
> > b/configs/sama5d4ek_nandflash_defconfig
> > > index 1497110452..3816bfb273 100644
> > > --- a/configs/sama5d4ek_nandflash_defconfig
> > > +++ b/configs/sama5d4ek_nandflash_defconfig
> > > @@ -2,6 +2,9 @@ CONFIG_ARM=y
> > > CONFIG_ARCH_AT91=y
> > > CONFIG_SYS_TEXT_BASE=0x26f00000
> > > CONFIG_TARGET_SAMA5D4EK=y
> > > +CONFIG_PMECC_CAP=8
> > > +CONFIG_PMECC_SECTOR_SIZE=512
> > > +CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER=y
> > > CONFIG_SPL_GPIO_SUPPORT=y
> > > CONFIG_SPL_LIBCOMMON_SUPPORT=y
> > > CONFIG_SPL_LIBGENERIC_SUPPORT=y
> > > diff --git a/configs/sama5d4ek_spiflash_defconfig
> > b/configs/sama5d4ek_spiflash_defconfig
> > > index dad32b5711..242081e6a1 100644
> > > --- a/configs/sama5d4ek_spiflash_defconfig
> > > +++ b/configs/sama5d4ek_spiflash_defconfig
> > > @@ -2,6 +2,9 @@ CONFIG_ARM=y
> > > CONFIG_ARCH_AT91=y
> > > CONFIG_SYS_TEXT_BASE=0x26f00000
> > > CONFIG_TARGET_SAMA5D4EK=y
> > > +CONFIG_PMECC_CAP=8
> > > +CONFIG_PMECC_SECTOR_SIZE=512
> > > +CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER=y
> >
> > Ditto
> >
> > > CONFIG_SPL_GPIO_SUPPORT=y
> > > CONFIG_SPL_LIBCOMMON_SUPPORT=y
> > > CONFIG_SPL_LIBGENERIC_SUPPORT=y
> > > diff --git a/configs/wb45n_defconfig b/configs/wb45n_defconfig
> > > index 9d881e5d41..15fc17ac00 100644
> > > --- a/configs/wb45n_defconfig
> > > +++ b/configs/wb45n_defconfig
> > > @@ -3,6 +3,9 @@ CONFIG_SYS_THUMB_BUILD=y
> > > CONFIG_ARCH_AT91=y
> > > CONFIG_SYS_TEXT_BASE=0x23f00000
> > > CONFIG_TARGET_WB45N=y
> > > +CONFIG_PMECC_CAP=4
> > > +CONFIG_PMECC_SECTOR_SIZE=512
> > > +CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER=y
> > > CONFIG_SPL_GPIO_SUPPORT=y
> > > CONFIG_SPL_LIBCOMMON_SUPPORT=y
> > > CONFIG_SPL_LIBGENERIC_SUPPORT=y
> > > diff --git a/configs/wb50n_defconfig b/configs/wb50n_defconfig
> > > index c74eba1012..a7e9a53448 100644
> > > --- a/configs/wb50n_defconfig
> > > +++ b/configs/wb50n_defconfig
> > > @@ -2,6 +2,9 @@ CONFIG_ARM=y
> > > CONFIG_ARCH_AT91=y
> > > CONFIG_SYS_TEXT_BASE=0x23f00000
> > > CONFIG_TARGET_WB50N=y
> > > +CONFIG_PMECC_CAP=8
> > > +CONFIG_PMECC_SECTOR_SIZE=512
> > > +CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER=y
> > > CONFIG_SPL_GPIO_SUPPORT=y
> > > CONFIG_SPL_LIBCOMMON_SUPPORT=y
> > > CONFIG_SPL_LIBGENERIC_SUPPORT=y
> > > diff --git a/doc/README.atmel_pmecc b/doc/README.atmel_pmecc
> > > index 274d860f06..c86d085779 100644
> > > --- a/doc/README.atmel_pmecc
> > > +++ b/doc/README.atmel_pmecc
> > > @@ -20,13 +20,12 @@ To use PMECC in this driver, the user needs
> > to set:
> > > 2. The PMECC sector size: CONFIG_PMECC_SECTOR_SIZE.
> > > It only can be 512 or 1024.
> > >
> > > -Take AT91SAM9X5EK as an example, the board definition file likes:
> > > +Take 'configs/at91sam9x5ek_nandflash_defconfig' as an example,
> > the board
> > > +configuration file has the following entries:
> > >
> > > -/* PMECC & PMERRLOC */
> > > -#define CONFIG_ATMEL_NAND_HWECC 1
> > > -#define CONFIG_ATMEL_NAND_HW_PMECC 1
> > > -#define CONFIG_PMECC_CAP 2
> > > -#define CONFIG_PMECC_SECTOR_SIZE 512
> > > + CONFIG_PMECC_CAP=2
> > > + CONFIG_PMECC_SECTOR_SIZE=512
> > > + CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER=y
> > >
> > > How to enable PMECC header for direct programmable boot.bin
> > > -----------------------------------------------------------
> > > @@ -40,7 +39,7 @@ sama5d3 SoC spec (as of 03. April 2014) defines
> > how this PMECC header has to
> > > look like. In order to do so we have a new image type added to
> > mkimage to
> > > generate this PMECC header and integrated this into the build
> > process of SPL.
> > >
> > > -To enable the generation of atmel PMECC header for SPL one need
> > to define
> > > +To enable the generation of atmel PMECC header for SPL one needs
> > to define
> > > CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER. The required parameters
> > are taken from
> > > board configuration and compiled into the host tools
> > atmel_pmecc_params. This
> > > tool will be called in build process to parametrize mkimage for
> > atmelimage
> > > diff --git a/drivers/mtd/nand/raw/Kconfig
> > b/drivers/mtd/nand/raw/Kconfig
> > > index 008f7b4b4b..b99732736a 100644
> > > --- a/drivers/mtd/nand/raw/Kconfig
> > > +++ b/drivers/mtd/nand/raw/Kconfig
> > > @@ -16,6 +16,44 @@ config NAND_ATMEL
> > > Enable this driver for NAND flash platforms using an
> > Atmel NAND
> > > controller.
> > >
> > > +if NAND_ATMEL
> > > +
> > > +config ATMEL_NAND_HWECC
> > > + bool "Atmel Hardware ECC"
> > > + default n
> > > +
> > > +config ATMEL_NAND_HW_PMECC
> > > + bool "Atmel Programmable Multibit ECC (PMECC)"
> > > + select ATMEL_NAND_HWECC
> > > + default n
> > > + help
> > > + The Programmable Multibit ECC (PMECC) controller is a
> > programmable
> > > + binary BCH(Bose, Chaudhuri and Hocquenghem) encoder and
> > decoder.
> > > +
> > > +config PMECC_CAP
> > > + int "PMECC Correctable ECC Bits"
> > > + depends on ATMEL_NAND_HW_PMECC
> > > + default 2
> > > + help
> > > + Correctable ECC bits, can be 2, 4, 8, 12, and 24.
> > > +
> > > +config PMECC_SECTOR_SIZE
> > > + int "PMECC Sector Size"
> > > + depends on ATMEL_NAND_HW_PMECC
> > > + default 512
> > > + help
> > > + Sector size, in bytes, can be 512 or 1024.
> > > +
> > > +config SPL_GENERATE_ATMEL_PMECC_HEADER
> > > + bool "Atmel PMECC Header Generation"
> > > + select ATMEL_NAND_HWECC
> > > + select ATMEL_NAND_HW_PMECC
> > > + default n
> > > + help
> > > + Generate Programmable Multibit ECC (PMECC) header for SPL
> > image.
> > > +
> > > +endif
> > > +
> > > config NAND_DAVINCI
> > > bool "Support TI Davinci NAND controller"
> > > help
> > > diff --git a/include/configs/at91sam9n12ek.h
> > b/include/configs/at91sam9n12ek.h
> > > index 6cd267eee6..777a99b730 100644
> > > --- a/include/configs/at91sam9n12ek.h
> > > +++ b/include/configs/at91sam9n12ek.h
> > > @@ -59,12 +59,6 @@
> > > #define CONFIG_SYS_NAND_READY_PIN GPIO_PIN_PD(5)
> > > #endif
> > >
> > > -/* PMECC & PMERRLOC */
> > > -#define CONFIG_ATMEL_NAND_HWECC
> > > -#define CONFIG_ATMEL_NAND_HW_PMECC
> > > -#define CONFIG_PMECC_CAP 2
> > > -#define CONFIG_PMECC_SECTOR_SIZE 512
> > > -
> > > #define CONFIG_EXTRA_ENV_SETTINGS
> > \
> > > "console=console=ttyS0,115200\0"
> > \
> > > "mtdparts="CONFIG_MTDPARTS_DEFAULT"\0"
> > \
> > > @@ -177,6 +171,5 @@
> > > #define CONFIG_SYS_NAND_OOBSIZE 64
> > > #define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000
> > > #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0
> > > -#define CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER
> > >
> > > #endif
> > > diff --git a/include/configs/at91sam9x5ek.h
> > b/include/configs/at91sam9x5ek.h
> > > index 63305a7cdd..6adb965c3c 100644
> > > --- a/include/configs/at91sam9x5ek.h
> > > +++ b/include/configs/at91sam9x5ek.h
> > > @@ -55,12 +55,6 @@
> > > #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD5
> > > #endif
> > >
> > > -/* PMECC & PMERRLOC */
> > > -#define CONFIG_ATMEL_NAND_HWECC 1
> > > -#define CONFIG_ATMEL_NAND_HW_PMECC 1
> > > -#define CONFIG_PMECC_CAP 2
> > > -#define CONFIG_PMECC_SECTOR_SIZE 512
> > > -
> > > /* USB */
> > > #ifdef CONFIG_CMD_USB
> > > #ifndef CONFIG_USB_EHCI_HCD
> > > @@ -151,6 +145,5 @@
> > > #define CONFIG_SYS_NAND_OOBSIZE 64
> > > #define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000
> > > #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0
> > > -#define CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER
> > >
> > > #endif
> > > diff --git a/include/configs/sama5d3_xplained.h
> > b/include/configs/sama5d3_xplained.h
> > > index d0d8087ca3..8a9a19d38e 100644
> > > --- a/include/configs/sama5d3_xplained.h
> > > +++ b/include/configs/sama5d3_xplained.h
> > > @@ -43,14 +43,8 @@
> > > #define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
> > > #define CONFIG_SYS_NAND_ONFI_DETECTION
> > > #endif
> > > -/* PMECC & PMERRLOC */
> > > -#define CONFIG_ATMEL_NAND_HWECC
> > > -#define CONFIG_ATMEL_NAND_HW_PMECC
> > > -#define CONFIG_PMECC_CAP 4
> > > -#define CONFIG_PMECC_SECTOR_SIZE 512
> > >
> > > /* USB */
> > > -
> > > #ifdef CONFIG_CMD_USB
> > > #define CONFIG_USB_ATMEL
> > > #define CONFIG_USB_ATMEL_CLK_SEL_UPLL
> > > @@ -88,6 +82,5 @@
> > > #define CONFIG_SYS_NAND_OOBSIZE 64
> > > #define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000
> > > #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0
> > > -#define CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER
> > >
> > > #endif
> > > diff --git a/include/configs/sama5d3xek.h
> > b/include/configs/sama5d3xek.h
> > > index 4d3c3b8314..ca1c2b0861 100644
> > > --- a/include/configs/sama5d3xek.h
> > > +++ b/include/configs/sama5d3xek.h
> > > @@ -62,14 +62,8 @@
> > > #define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
> > > #define CONFIG_SYS_NAND_ONFI_DETECTION
> > > #endif
> > > -/* PMECC & PMERRLOC */
> > > -#define CONFIG_ATMEL_NAND_HWECC
> > > -#define CONFIG_ATMEL_NAND_HW_PMECC
> > > -#define CONFIG_PMECC_CAP 4
> > > -#define CONFIG_PMECC_SECTOR_SIZE 512
> > >
> > > /* USB */
> > > -
> > Unrelated change ?
> >
> > > #ifdef CONFIG_CMD_USB
> > > #define CONFIG_USB_ATMEL_CLK_SEL_UPLL
> > > #define CONFIG_USB_OHCI_NEW
> > > @@ -109,6 +103,5 @@
> > > #define CONFIG_SYS_NAND_OOBSIZE 64
> > > #define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000
> > > #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0
> > > -#define CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER
> > >
> > > #endif
> > > diff --git a/include/configs/sama5d4_xplained.h
> > b/include/configs/sama5d4_xplained.h
> > > index 7f8ac178f3..bbb16993ec 100644
> > > --- a/include/configs/sama5d4_xplained.h
> > > +++ b/include/configs/sama5d4_xplained.h
> > > @@ -37,9 +37,6 @@
> > > /* our CLE is AD22 */
> > > #define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
> > > #define CONFIG_SYS_NAND_ONFI_DETECTION
> > > -/* PMECC & PMERRLOC */
> > > -#define CONFIG_ATMEL_NAND_HWECC
> > > -#define CONFIG_ATMEL_NAND_HW_PMECC
> > > #endif
> > >
> > > /* SPL */
> > > @@ -64,8 +61,6 @@
> > > #define CONFIG_SPL_NAND_DRIVERS
> > > #define CONFIG_SPL_NAND_BASE
> > > #endif
> > > -#define CONFIG_PMECC_CAP 8
> > > -#define CONFIG_PMECC_SECTOR_SIZE 512
> > > #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000
> > > #define CONFIG_SYS_NAND_5_ADDR_CYCLE
> > > #define CONFIG_SYS_NAND_PAGE_SIZE 0x1000
> > > @@ -73,6 +68,5 @@
> > > #define CONFIG_SYS_NAND_OOBSIZE 224
> > > #define CONFIG_SYS_NAND_BLOCK_SIZE 0x40000
> > > #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0
> > > -#define CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER
> > >
> > > #endif
> > > diff --git a/include/configs/sama5d4ek.h
> > b/include/configs/sama5d4ek.h
> > > index aa8573d8ba..d58041650c 100644
> > > --- a/include/configs/sama5d4ek.h
> > > +++ b/include/configs/sama5d4ek.h
> > > @@ -37,9 +37,6 @@
> > > /* our CLE is AD22 */
> > > #define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
> > > #define CONFIG_SYS_NAND_ONFI_DETECTION
> > > -/* PMECC & PMERRLOC */
> > > -#define CONFIG_ATMEL_NAND_HWECC
> > > -#define CONFIG_ATMEL_NAND_HW_PMECC
> > > #endif
> > >
> > > /* SPL */
> > > @@ -63,8 +60,6 @@
> > > #define CONFIG_SPL_NAND_DRIVERS
> > > #define CONFIG_SPL_NAND_BASE
> > > #endif
> > > -#define CONFIG_PMECC_CAP 8
> > > -#define CONFIG_PMECC_SECTOR_SIZE 512
> > > #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x40000
> > > #define CONFIG_SYS_NAND_5_ADDR_CYCLE
> > > #define CONFIG_SYS_NAND_PAGE_SIZE 0x1000
> > > @@ -72,6 +67,5 @@
> > > #define CONFIG_SYS_NAND_OOBSIZE 224
> > > #define CONFIG_SYS_NAND_BLOCK_SIZE 0x40000
> > > #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0
> > > -#define CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER
> > >
> > > #endif
> > > diff --git a/include/configs/wb45n.h b/include/configs/wb45n.h
> > > index b516b66c35..add4019b31 100644
> > > --- a/include/configs/wb45n.h
> > > +++ b/include/configs/wb45n.h
> > > @@ -48,12 +48,6 @@
> > > #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PD4
> > > #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PD5
> > >
> > > -/* PMECC & PMERRLOC */
> > > -#define CONFIG_ATMEL_NAND_HWECC 1
> > > -#define CONFIG_ATMEL_NAND_HW_PMECC 1
> > > -#define CONFIG_PMECC_CAP 4
> > > -#define CONFIG_PMECC_SECTOR_SIZE 512
> > > -
> > > #define CONFIG_RBTREE
> > > #define CONFIG_LZO
> > >
> > > @@ -141,6 +135,5 @@
> > > #define CONFIG_SYS_NAND_OOBSIZE 64
> > > #define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000
> > > #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0
> > > -#define CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER
> > >
> > > #endif /* __CONFIG_H__ */
> > > diff --git a/include/configs/wb50n.h b/include/configs/wb50n.h
> > > index 40ca9d602b..2684b6c16c 100644
> > > --- a/include/configs/wb50n.h
> > > +++ b/include/configs/wb50n.h
> > > @@ -57,11 +57,6 @@
> > > /* our CLE is AD22 */
> > > #define CONFIG_SYS_NAND_MASK_CLE (1 << 22)
> > > #define CONFIG_SYS_NAND_ONFI_DETECTION
> > > -/* PMECC & PMERRLOC */
> > > -#define CONFIG_ATMEL_NAND_HWECC
> > > -#define CONFIG_ATMEL_NAND_HW_PMECC
> > > -#define CONFIG_PMECC_CAP 8
> > > -#define CONFIG_PMECC_SECTOR_SIZE 512
> > >
> > > /* Ethernet Hardware */
> > > #define CONFIG_MACB
> > > @@ -118,6 +113,5 @@
> > > #define CONFIG_SYS_NAND_OOBSIZE 64
> > > #define CONFIG_SYS_NAND_BLOCK_SIZE 0x20000
> > > #define CONFIG_SYS_NAND_BAD_BLOCK_POS 0x0
> > > -#define CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER
> > >
> > > #endif
> > > diff --git a/scripts/config_whitelist.txt
> > b/scripts/config_whitelist.txt
> > > index b8addeaf69..f798c6542a 100644
> > > --- a/scripts/config_whitelist.txt
> > > +++ b/scripts/config_whitelist.txt
> > > @@ -97,8 +97,6 @@ CONFIG_ATMEL_LCD_BGR555
> > > CONFIG_ATMEL_LCD_RGB565
> > > CONFIG_ATMEL_LEGACY
> > > CONFIG_ATMEL_MCI_8BIT
> > > -CONFIG_ATMEL_NAND_HWECC
> > > -CONFIG_ATMEL_NAND_HW_PMECC
> > > CONFIG_ATMEL_SPI0
> > > CONFIG_AT_TRANS
> > > CONFIG_AUTO_ZRELADDR
> > > @@ -1509,8 +1507,6 @@ CONFIG_PLATINUM_PROJECT
> > > CONFIG_PM
> > > CONFIG_PMC_BR_PRELIM
> > > CONFIG_PMC_OR_PRELIM
> > > -CONFIG_PMECC_CAP
> > > -CONFIG_PMECC_SECTOR_SIZE
> > > CONFIG_PME_PLAT_CLK_DIV
> > > CONFIG_PMU
> > > CONFIG_PMW_BASE
> > > @@ -1875,7 +1871,6 @@ CONFIG_SPL_FS_LOAD_ARGS_NAME
> > > CONFIG_SPL_FS_LOAD_KERNEL_NAME
> > > CONFIG_SPL_FS_LOAD_PAYLOAD_NAME
> > > CONFIG_SPL_GD_ADDR
> > > -CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER
> > > CONFIG_SPL_INIT_MINIMAL
> > > CONFIG_SPL_JR0_LIODN_NS
> > > CONFIG_SPL_JR0_LIODN_S
> > >
> >
>
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