[PATCH] ARM: stm32: Add update_sf script to install U-Boot into SF on DHSOM

[Patrice CHOTARD]

HI Marek

On 11/15/21 12:23 PM, Patrick DELAUNAY wrote:
> Hi Marek,
> 
> On 11/13/21 3:25 AM, Marek Vasut wrote:
>> Add script to read U-Boot from SD card and write it to matching
>> locations in the SPI NOR, thus making the SPI NOR bootable. The
>> script erases the entire SPI NOR, including U-Boot environment,
>> to make sure the installation is clean. To retain environment
>> from current running U-Boot, run 'saveenv' after running the
>> 'update_sf' script.
>>
>> Signed-off-by: Marek Vasut <marex at denx.de>
>> Cc: Patrice Chotard <patrice.chotard at foss.st.com>
>> Cc: Patrick Delaunay <patrick.delaunay at foss.st.com>
>> ---
>>   include/configs/stm32mp15_dh_dhsom.h | 12 +++++++++++-
>>   1 file changed, 11 insertions(+), 1 deletion(-)
>>
>> diff --git a/include/configs/stm32mp15_dh_dhsom.h b/include/configs/stm32mp15_dh_dhsom.h
>> index bac9e8388a7..b68e153f10b 100644
>> --- a/include/configs/stm32mp15_dh_dhsom.h
>> +++ b/include/configs/stm32mp15_dh_dhsom.h
>> @@ -9,7 +9,17 @@
>>   #define __CONFIG_STM32MP15_DH_DHSOM_H__
>>     #define STM32MP_BOARD_EXTRA_ENV \
>> -    "usb_pgood_delay=1000\0"
>> +    "usb_pgood_delay=1000\0" \
>> +    "update_sf=" /* Erase SPI NOR and install U-Boot from SD */    \
>> +        "setexpr loadaddr1 ${loadaddr} + 0x1000000 && "        \
>> +        "load mmc 0:4 ${loadaddr1} /boot/u-boot-spl.stm32 && "    \
>> +        "env set filesize1 ${filesize} && "            \
>> +        "load mmc 0:4 ${loadaddr} /boot/u-boot.itb && "        \
>> +        "sf probe && sf erase 0 0x200000 && "            \
>> +        "sf update ${loadaddr1} 0 ${filesize1} && "        \
>> +        "sf update ${loadaddr1} 0x40000 ${filesize1} && "    \
>> +        "sf update ${loadaddr} 0x80000 ${filesize} && "        \
>> +        "env set filesize1 && env set loadaddr1\0"
>>     #include <configs/stm32mp15_common.h>
>>   
> 
> 
> 
> Reviewed-by: Patrick Delaunay <patrick.delaunay at foss.st.com>
> 
> Thanks
> Patrick
> 
> 
> 
Applied to u-boot-stm32/next

Thanks
Patrice