linux-kernel - Re: [PATCH 4/4] arm64: dts: qcom: sm6115p-j606f: Enable ATH10K WiFi

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Message-ID: <32274c8e-43e5-f58d-3d4f-80425d55f5b3@linaro.org>
Date:   Fri, 7 Apr 2023 16:27:10 +0300
From:   Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To:     Konrad Dybcio <konrad.dybcio@...aro.org>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Kees Cook <keescook@...omium.org>,
        Tony Luck <tony.luck@...el.com>,
        "Guilherme G. Piccoli" <gpiccoli@...lia.com>,
        Marijn Suijten <marijn.suijten@...ainline.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org
Subject: Re: [PATCH 4/4] arm64: dts: qcom: sm6115p-j606f: Enable ATH10K WiFi

On 06/04/2023 21:56, Dmitry Baryshkov wrote:
> On Thu, 6 Apr 2023 at 21:32, Konrad Dybcio <konrad.dybcio@...aro.org> wrote:
>>
>>
>>
>> On 6.04.2023 19:51, Dmitry Baryshkov wrote:
>>> On 06/04/2023 18:25, Konrad Dybcio wrote:
>>>> Enable the onboard QCA Wi-Fi. HW identifiers for reference:
>>>> qmi chip_id 0x320 chip_family 0x4001 board_id 0xff soc_id 0x400e0000
>>>>
>>>> Firmware sources:
>>>> /vendor/firmware_mnt/image/wlanmdsp.bin -> qcom/.../wlanmdsp.mbn
>>>> /vendor/firmware_mnt/image/bdwlan.bXX [1] -> [2] -> ath10k/.../board-2.bin
>>>> [3] -> ath10k/.../firmware-5.bin
>>>>
>>>> Not sure where 3 comes from on the device itself, gotta investigate that..
>>>>
>>>> According to [4], it's called WCN3990_STRAIT.
>>>>
>>>> [1] XX = board_id printed when the file is missing or by your downstream
>>>> kernel firmware loader in the dmesg; if XX=ff, use bdwlan.bin
>>>
>>> Since the board_id is 0xff, please add qcom,ath10k-calibration-variant
>> Do I make up a name, or is there some convention?
>>
>> I see Johan used "LE_X13S" in commit 2702f54f400ad3979632cdb76553772414f4c5e3.
>> Should I go with "LE_P11"?
> 
> I think Lenovo_P11 or LENOVO_P11 might be better.


An update here:

Kalle added a board file for Yoga C630 using the id 
'bus=snoc,qmi-board-id=ff,qmi-chip-id=30214,variant=Lenovo_C630'. So, I 
think, we should use 'Lenovo_P11' here.

> 
>>
>>>
>>> Ideally, could you please send the bdwlan to ath10k for inclusion, see https://wireless.wiki.kernel.org/en/users/drivers/ath10k/boardfiles .
>> The legal situation is ambiguous at best :/
> 
> As usual :-(
> 
>>
>> Konrad
>>>
>>>>
>>>> [2] https://github.com/jhugo/linux/blob/5.5rc2_wifi/README
>>>> [3] https://github.com/kvalo/ath10k-firmware/blob/master/WCN3990/hw1.0/HL3.1/WLAN.HL.3.1-01040-QCAHLSWMTPLZ-1/firmware-5.bin
>>>> [4] https://git.codelinaro.org/clo/la/platform/vendor/qcom-opensource/wlan/qca-wifi-host-cmn/-/blob/LA.VENDOR.1.0.r1-20700-WAIPIO.QSSI13.0/hif/src/hif_hw_version.h#L55
>>>>
>>>> Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
>>>> ---
>>>>    arch/arm64/boot/dts/qcom/sm6115p-lenovo-j606f.dts | 8 ++++++++
>>>>    1 file changed, 8 insertions(+)
>>>>
>>>> diff --git a/arch/arm64/boot/dts/qcom/sm6115p-lenovo-j606f.dts b/arch/arm64/boot/dts/qcom/sm6115p-lenovo-j606f.dts
>>>> index 2aac25171dec..4ba8e59a27d8 100644
>>>> --- a/arch/arm64/boot/dts/qcom/sm6115p-lenovo-j606f.dts
>>>> +++ b/arch/arm64/boot/dts/qcom/sm6115p-lenovo-j606f.dts
>>>> @@ -315,6 +315,14 @@ &usb_hsphy {
>>>>        status = "okay";
>>>>    };
>>>>    +&wifi {
>>>> +    vdd-0.8-cx-mx-supply = <&pm6125_l8>;
>>>> +    vdd-1.8-xo-supply = <&pm6125_l16>;
>>>> +    vdd-1.3-rfa-supply = <&pm6125_l17>;
>>>> +    vdd-3.3-ch0-supply = <&pm6125_l23>;
>>>> +    status = "okay";
>>>> +};
>>>> +
>>>>    &xo_board {
>>>>        clock-frequency = <19200000>;
>>>>    };
>>>>
>>>
> 
> 
> 

-- 
With best wishes
Dmitry