On 3/11/26 3:38 PM, [email protected] wrote:
> On 2026-03-11 10:16, Konrad Dybcio wrote:
>> On 3/10/26 6:21 PM, Barnabás Czémán wrote:
>>> Redmi 4A (rolex) is like Redmi 5A with small differences like charging,
>>> fuel gauge, different speaker codec configuration and display.
>>>
>>> Signed-off-by: Barnabás Czémán <[email protected]>
>>> ---
>>
>> I see the Go has some differences in regulator configuration.
>>
>> Does the 4A's one match the existing 5A?
> Yes they are same, l22 is vana l23 is vdig for camera sensor.
> riva and rolex is using 2.8v for vana and 1.2v for vdig.
> tiare is using 2.85v for vana and 1.2 v for vdig so l22 min-voltage also 
> should be increased
> but l23 max-voltage increase is unnecessary, there is no reason to keep 
> downstream value there.
> 
> Here is some proof 
> https://github.com/Mi-Thorium/kernel_devicetree_xiaomi-msm8937/blob/dts/mi8937/4.9/master/wingtech/msm8917/tiare/camera.dtsi#L16C1-L23C65

FWIW it's easiest to work with decompiled DTs, as the include chains are
often very complex. You can then throw them into ./scripts/dtx_diff or
similar

Konrad

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