[PATCH v2 1/4] ARM: dts: Add SROMc to Exynos 5410

Krzysztof Kozlowski k.kozlowski at samsung.com
Wed Oct 28 02:36:04 PDT 2015

On 28.10.2015 18:30, Pankaj Dubey wrote:
> Hi
> On Wednesday 28 October 2015 12:54 PM, Krzysztof Kozlowski wrote:
>> On 28.10.2015 16:06, Pavel Fedin wrote:
>>>   Hello!
>>>>> +        sromc: sromc at 12250000 {
>>>>> +            compatible = "samsung,exynos-srom";
>>>>> +            reg = <0x12250000 0x10>;
>>>> Isn't 0x10 too small (SROM_BC3 won't be mapped)?
>>>   Muhaha, indeed, thanks for noticing this.
>>>   By the way, i've just checked exynos4.dtsi and exynos5.dtsi, they
>>> specify the same size. Did reviewers overlook this small thing?
>> Yep, I pointed that 0x100 (from first version of patchset) is too big...
>> but did not exactly check the length of new value.
> Yes, once you pointed out I checked UM for Exynos4415, Exynos5250,
> Exynos5420 and Exynos5410 and all these manuals talks about SROM_BC{0-3}
> only. There is no offset such as SROM_BC{4,5} at least in these SoC
> manuals. Accordingly I modified size from 0x100 to 0x10. But looks like
> I missed to remove SROM_BC{{4,5} from exynos-srom.h. I checked only
> these registers are used in the driver, so as such it should not cause
> any issue in driver as of now, only we have some redundant entry in
> exynos-srom.h which can be removed if it's not applicable for any of
> Exynos SoC, after confirmation from Kukjin.

I was not referring to SROM_BC[45] but to SROM_BC3 which has the offset
of 0x10.

Best regards,

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