[PATCH 6/7] arm64: dts: Add ipq9574 SoC and AL02 board support

Krzysztof Kozlowski krzysztof.kozlowski at linaro.org
Tue Jan 24 00:36:11 PST 2023


On 24/01/2023 08:19, Devi Priya wrote:
>>>>> +			gpio-ranges = <&tlmm 0 0 65>;
>>>>> +			gpio-reserved-ranges = <59 1>;
>>>>
>>>> Hm, why reserved ranges are in SoC?
>>> As the gpio is forbidden on all ipq9574 boards, we have added it in SoC
>>
>> Why it is forbidden on all boards? I guess it depends on the firmware
>> and this can differ, can't it?
>>
> This GPIO is protected and used by the TZ firmware and is forbidden on 
> all the boards & firmware

OK

Best regards,
Krzysztof




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