Re: [PATCH v2 4/7] arm64: dts: qcom: Add msm8939 SoC

From: Konrad Dybcio
Date: Tue Jan 10 2023 - 09:48:35 EST




On 10.01.2023 14:42, Bryan O'Donoghue wrote:
> On 10/01/2023 13:24, Krzysztof Kozlowski wrote:
>> On 10/01/2023 14:14, Bryan O'Donoghue wrote:
>>> On 03/01/2023 09:14, Krzysztof Kozlowski wrote:
>>>> ../arch/arm64/boot/dts/qcom/msm8939.dtsi:1825.23-1842.5: Warning
>>>> (simple_bus_reg): /soc@0/mmc@7824000: simple-bus unit address format
>>>> error, expected "7824900
>>>
>>> For the record the driver consuming this dt entry requires the host regs
>>> to come first followed by the core
>>>
>>> sdhc_1: mmc@7824000 {
>>>           compatible = "qcom,msm8916-sdhci", "qcom,sdhci-msm-v4";
>>>           reg = <0x07824900 0x11c>, <0x07824000 0x800>;
>>>           reg-names = "hc", "core";
>>> }
>>>
>>> If I change this and the msm8916 to
>>
>> That's not the solution. The warning is saying that unit address does
>> not match your reg. You need to correct unit address.
>>
>> Best regards,
>> Krzysztof
>>
>
> Is it not the case that the unit-address should match the first reg
Yes

and that the first reg should also be the lowest address ?
Depends on what the first reg is, bindings usually dictate the order.

Konrad
>
> ---
> bod