[U-Boot] [PATCH 0/7] Add board detection for Odroid XU3 / XU3Lite / XU4

Przemyslaw Marczak p.marczak at samsung.com
Fri Sep 4 17:04:19 CEST 2015


Hello,

On 09/01/2015 01:13 AM, Simon Glass wrote:
> Hi Przemyslaw,
>
> On 31 August 2015 at 12:29, Przemyslaw Marczak <p.marczak at samsung.com> wrote:
>>
>> Hello Simon,
>>
>>
>> On 08/31/2015 03:22 PM, Simon Glass wrote:
>>>
>>> Hi Przemyslaw,
>>>
>>> On 28 August 2015 at 07:59, Przemyslaw Marczak <p.marczak at samsung.com> wrote:
>>>>
>>>> This patchset adds:
>>>> - define the CPU name for Chromebook Peach Pi as Exynos5800
>>>> - set the cpu id of Exynos5422 to 0x5422
>>>> - S2MPS11 PMIC I/O driver
>>>> - Exynos5420-compatible (9-channel, 12-bit) ADC driver
>>>> - board detection for Odroid XU3 / XU3lite / XU4
>>>>
>>>> This was tested on Odroid XU3 and XU3 Lite, without the XU4,
>>>> but I'm waiting for reply from the Odroid forum users.
>>>>
>>>> Tested with buildman for samsung.
>>>>
>>>> Available on github:
>>>> https://github.com/bobenstein/u-boot/tree/xu3-patchset-test
>>>>
>>>> Przemyslaw Marczak (7):
>>>>     s5p: cpu_info: use defined CPU name if available
>>>>     peach-pi: define CPU name for SoC Exynos5800
>>>>     Exynos5422/5800: set cpu id to 0x5422
>>>>     dm: pmic: add s2mps11 PMIC I/O driver
>>>>     odroid-xu3: enable s2mps11 PMIC support
>>>>     Exynos: add internal ADC driver
>>>>     exynos5-dt: add board detection for Odroid XU3/XU3L/XU4.
>>>
>>>
>>> It's nice to have things automatic. Is this easier than having a
>>> separate device tree for each board?
>>>
>>> Regards
>>> Simon
>>>
>>
>> In my intention was using a single U-Boot binary (u-boot-dtb.bin) with the three almost full compatible boards.
>> This is also easier for other developers, who don't need care about few configs and few dtb's.
>>
>> And finally this code can load proper dtb for Linux Kernel for each supported board. So in the next part (Linux boot), things are done clean.
>>
>> The common board file is quite messy because of this code, so if you don't like it, then I can move it to independent file.
>
> I don't think it matters that much. I'm not keen on the #ifdef
> CONFIG_REVISION_TAG - can you instead check the board compatible
> string? The code should be generic to exynos5.
>
> Regards,
> Simon
>

Thanks for review, I will send the next version in the next week.
And will try to keep things common.

Best regards
-- 
Przemyslaw Marczak
Samsung R&D Institute Poland
Samsung Electronics
p.marczak at samsung.com


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