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

Krzysztof Kozlowski
2023-01-13T14:30:25Z

On 13/01/2023 14:29, Devi Priya wrote:
>>> +
>>> + soc: soc@0 {
>>> + #address-cells = <1>;
>>> + #size-cells = <1>;
>>> + ranges = <0 0 0 0xffffffff>;
>>> + compatible = "simple-bus";
>>> +
>>> + tlmm: pinctrl@1000000 {
>>> + compatible = "qcom,ipq9574-tlmm";
>>> + reg = <0x01000000 0x300000>;
>>> + interrupts = <GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH>;
>>> + gpio-controller;
>>> + #gpio-cells = <2>;
>>> + 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?

Best regards,
Krzysztof