Messages in this thread | | | Date | Tue, 24 Jan 2023 09:36:11 +0100 | Subject | Re: [PATCH 6/7] arm64: dts: Add ipq9574 SoC and AL02 board support | From | Krzysztof Kozlowski <> |
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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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