[U-Boot] [PATCH v2 3/7] stm32: stm32f7: add spl build support

Robert Nelson robertcnelson at gmail.com
Sat Aug 19 01:31:10 UTC 2017


On Fri, Aug 18, 2017 at 4:28 PM, Vikas MANOCHA <vikas.manocha at st.com> wrote:
> Hi Bo,
>
>> -----Original Message-----
>> From: Bo Shen [mailto:voice.shen at gmail.com]
>> Sent: Thursday, August 17, 2017 10:07 PM
>> To: Robert Nelson <robertcnelson at gmail.com>; Vikas MANOCHA <vikas.manocha at st.com>
>> Cc: U-Boot-Denx <u-boot at lists.denx.de>; Christophe PRIOUZEAU <christophe.priouzeau at st.com>; Alexandre TORGUE
>> <alexandre.torgue at st.com>
>> Subject: Re: [U-Boot] [PATCH v2 3/7] stm32: stm32f7: add spl build support
>>
>>
>> Hi Vikas,
>>    Try to remove this magic (press 'c' on the keyboard when at the boot time),
>
> It helps to select between U-Boot or OS booting.
>
>> I'd suggest to add a follow-up patch to move all the
>> selected SPL related configuration from "arch/arm/mach-stm32/Kconfig" under STM32F7 to default configuration file (stm32f746-
>> disco_defconfig). Then if the people want just boot up u-boot itself, what they need to do is just run "make menuconfig" and then de-
>> select "Activate Falcon Mode"
>> (SPL_OS_BOOT). Then everything will be fine.
>
> Yes, Agree. How about using "imply" instead of "select" for SPL_OS_BOOT to make it configurable.

Well, we really need a /doc/README.stm32 that explains this
"different" default..  It's definitely different then
omap/imx/tegra/atmel in this tree. But the processor is also more
handicapped, so not wasting time in normal u-boot just booting the
kernel via spl/falcon more makes sense.

Regards,

-- 
Robert Nelson
https://rcn-ee.com/


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