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

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Message-ID: <7476b5ba-426c-3701-c4aa-d3e2db3de112@linaro.org>
Date:   Thu, 6 Apr 2023 20:51:20 +0300
From:   Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To:     Konrad Dybcio <konrad.dybcio@...aro.org>,
        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>
Cc:     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 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

Ideally, could you please send the bdwlan to ath10k for inclusion, see 
https://wireless.wiki.kernel.org/en/users/drivers/ath10k/boardfiles .

> 
> [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