[PATCH v4 1/4] Documentation: dt-bindings: Describe SROMc configuration
Krzysztof Kozlowski
k.kozlowski at samsung.com
Mon Nov 2 23:18:36 PST 2015
On 03.11.2015 15:58, Pavel Fedin wrote:
> Hello!
>
>>>>> --- cut exynos5410.dtsi ---
>>>>> sromc: sromc at 12250000 {
>>>>> #address-cells = <2>;
>>>>> #size-cells = <1>;
>>>>> ranges = <0 0 0x04000000 0x20000
>>>>> 1 0 0x05000000 0x20000
>>>>> 2 0 0x06000000 0x20000
>>>>> 3 0 0x07000000 0x20000>;
>>>>
>>>> Do you have to use 2 cells for address? Cannot it be:
>>>> ranges = <0 0x04000000 0x20000
>>>> 1 0x05000000 0x20000
>>>> 2 0x06000000 0x20000
>>>> 3 0x07000000 0x20000>;
>>>
>>> I tried this first, but it didn't work, and ranges translation
>>> gave me something really weird (like addr = 0x80 and
>>> size = 0x04000004).
>>
>> Did you change the address-cells to <1>?
>
> Of course i did.
I saw some other nodes use the ranges without the offset but maybe some
more steps are required for such configuration.
So anyway send the version with the child offset and I will try to
figure out why it is required.
Best regards,
Krzysztof
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