Re: [PATCH v3 4/4] arm64: dts: qcom: Add Acer Aspire 1

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On 15.03.2023 17:41, Nikita Travkin wrote:
> Krzysztof Kozlowski писал(а) 15.03.2023 21:09:
>> On 15/03/2023 16:43, Nikita Travkin wrote:
>>> Acer Aspire 1 is a WoA laptop based on Snapdragon 7c gen1 platform.
>>>
>>> The laptop design is similar to trogdor in the choice of primary
>>> components but the specifics on usage of those differ slightly.
>>>
>>> Add the devicetree for the laptop with support for most of the
>>> hardware present.
>>>
>>> Signed-off-by: Nikita Travkin <nikita@xxxxxxx>
>>> ---
>>> Changed in v2:
>>>  - Various styling, ordering and node naming issues fixed. (Krzysztof)
>>>
>>> Changed in v3:
>>>  - Kepp camcc on, wakeup on touchpad, minor style issues. (Konrad)
>>> ---
>>>  arch/arm64/boot/dts/qcom/Makefile             |   1 +
>>>  .../boot/dts/qcom/sc7180-acer-aspire1.dts     | 859 ++++++++++++++++++
>>>  2 files changed, 860 insertions(+)
>>>  create mode 100644 arch/arm64/boot/dts/qcom/sc7180-acer-aspire1.dts
>>>
>>> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
>>> index 89e23a74bc7f..4bd4b4079b17 100644
>>> --- a/arch/arm64/boot/dts/qcom/Makefile
>>> +++ b/arch/arm64/boot/dts/qcom/Makefile
>>> @@ -76,6 +76,7 @@ dtb-$(CONFIG_ARCH_QCOM)	+= sa8155p-adp.dtb
>>>  dtb-$(CONFIG_ARCH_QCOM)	+= sa8295p-adp.dtb
>>>  dtb-$(CONFIG_ARCH_QCOM)	+= sa8540p-ride.dtb
>>>  dtb-$(CONFIG_ARCH_QCOM)	+= sa8775p-ride.dtb
>>> +dtb-$(CONFIG_ARCH_QCOM)	+= sc7180-acer-aspire1.dtb
>>>  dtb-$(CONFIG_ARCH_QCOM)	+= sc7180-idp.dtb
>>>  dtb-$(CONFIG_ARCH_QCOM)	+= sc7180-trogdor-coachz-r1.dtb
>>>  dtb-$(CONFIG_ARCH_QCOM)	+= sc7180-trogdor-coachz-r1-lte.dtb
>>> diff --git a/arch/arm64/boot/dts/qcom/sc7180-acer-aspire1.dts b/arch/arm64/boot/dts/qcom/sc7180-acer-aspire1.dts
>>> new file mode 100644
>>> index 000000000000..b4161f1f21a7
>>> --- /dev/null
>>> +++ b/arch/arm64/boot/dts/qcom/sc7180-acer-aspire1.dts
>>> @@ -0,0 +1,859 @@
>>> +// SPDX-License-Identifier: BSD-3-Clause
>>> +
>>> +/dts-v1/;
>>> +
>>> +#include <dt-bindings/gpio/gpio.h>
>>> +#include <dt-bindings/regulator/qcom,rpmh-regulator.h>
>>> +
>>> +#include "sc7180.dtsi"
>>> +
>>> +#include "pm6150.dtsi"
>>> +#include "pm6150l.dtsi"
>>> +
>>> +/delete-node/ &tz_mem;
>>> +/delete-node/ &ipa_fw_mem;
>>> +
>>> +/ {
>>> +	model = "Acer Aspire 1";
>>> +	compatible = "acer,aspire1", "qcom,sc7180";
>>> +	chassis-type = "laptop";
>>> +
>>> +	aliases {
>>> +		bluetooth0 = &bluetooth;
>>> +		hsuart0 = &uart3;
>>> +		serial0 = &uart8;
>>> +		wifi0 = &wifi;
>>> +	};
>>> +
>>> +	chosen {
>>> +		stdout-path = "serial0:115200n8";
>>> +	};
>>> +
>>> +	reserved-memory {
>>
>> I still don't think it is ordered by name.... "r" is definitely after "a".
> 
> Yes, as I said before, I want to separate the "special" DT spec nodes
> (aliases, chosen, reserved-memory, ... that are defined in the
> chapter 3 of the DT spec) from the other, device nodes.
> 
> I see them on the top on many other boards and I believe this separation
> makes sense since those are not really devices but "more extended"
> properties of the board as a whole.
> 
> If you still believe those must be mixed together and sorted, please 
> explicitly let me know that and I will change the order.
> 
> Also, if there is any documentation that already enforces the order,
> making clear that my opinion is wrong, I would appreciate you pointing
> me to that.
Not really, things are still developing and won't be sparsely written up
until there's good tooling to enforce it..

Konrad
> 
> Regards,
> Nikita
> 
>>
>> Best regards,
>> Krzysztof



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