[U-Boot] [PATCH] arm: at91: gardena-smart-gateway-at91sam: Enable CONFIG_SYS_NAND_USE_FLASH_BBT

[Stefan Roese]

Hi Eugen,

On 27.08.19 09:54, Eugen.Hristev at microchip.com wrote:
> 
> 
> On 27.08.2019 09:14, Stefan Roese wrote:
> 
>>
>> This patch enables the BBT in NAND on the AT91SAM based GARDENA smart
>> Gateway. This is especially important, since the Linux driver also
>> enables this option and uses the BBT table pages. Without setting this
>> option, U-Boot will try to re-use these pages again (e.g. UBI).
>>
>> Signed-off-by: Stefan Roese <sr at denx.de>
>> Cc: Eugen Hristev <eugen.hristev at microchip.com>
>> Cc: Tom Rini <trini at konsulko.com>
>> ---
>> Eugen, I would advise you to double-check, if your AT91 based boards
>> using NAND also have this BBT option enabled in Linux. If yes, its
>> definitely necessary to enable it in U-Boot as well to match the same
>> layout.
> 
> Hi Stefan,
> 
> Thank you for the patch.
> I will look into it with help of Tudor and provide some feedback.

Do you have any updates on this?

Would it be possible to apply this patch for the upcoming release?

Thanks,
Stefan
  
> Eugen
> 
>>
>>    configs/gardena-smart-gateway-at91sam_defconfig | 3 +--
>>    1 file changed, 1 insertion(+), 2 deletions(-)
>>
>> diff --git a/configs/gardena-smart-gateway-at91sam_defconfig b/configs/gardena-smart-gateway-at91sam_defconfig
>> index c495ba4612..4a2cc331a6 100644
>> --- a/configs/gardena-smart-gateway-at91sam_defconfig
>> +++ b/configs/gardena-smart-gateway-at91sam_defconfig
>> @@ -17,6 +17,7 @@ CONFIG_DEBUG_UART_BASE=0xfffff200
>>    CONFIG_DEBUG_UART_CLOCK=132000000
>>    CONFIG_SMBIOS_PRODUCT_NAME="at91sam9x5ek"
>>    CONFIG_DEBUG_UART=y
>> +CONFIG_SPL_TEXT_BASE=0x300000
>>    CONFIG_FIT=y
>>    CONFIG_NAND_BOOT=y
>>    CONFIG_BOOTDELAY=3
>> @@ -24,7 +25,6 @@ CONFIG_USE_BOOTARGS=y
>>    CONFIG_BOOTARGS="console=ttyS0,115200 earlyprintk mtdparts=atmel_nand:256k(bootstrap)ro,768k(uboot)ro,256k(env_redundant),256k(env),512k(dtb),6M(kernel)ro,-(rootfs) rootfstype=ubifs ubi.mtd=6 root=ubi0:rootfs rw"
>>    CONFIG_SYS_CONSOLE_IS_IN_ENV=y
>>    CONFIG_SYS_CONSOLE_INFO_QUIET=y
>> -CONFIG_SPL_TEXT_BASE=0x300000
>>    CONFIG_SPL_SYS_MALLOC_SIMPLE=y
>>    CONFIG_SPL_SEPARATE_BSS=y
>>    # CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_SECTOR is not set
>> @@ -66,7 +66,6 @@ CONFIG_AT91_GPIO=y
>>    CONFIG_LED=y
>>    CONFIG_LED_GPIO=y
>>    # CONFIG_MMC is not set
>> -# CONFIG_SYS_NAND_USE_FLASH_BBT is not set
>>    CONFIG_NAND_ATMEL=y
>>    CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER=y
>>    CONFIG_DM_ETH=y
>>
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Viele Grüße,
Stefan

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