linux-kernel - Re: [PATCH v3 07/11] arm64: dts: qcom: sdm845-lg-{common, judyln}: Add wifi node

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Message-ID: <f58493a9-6def-4610-9c3e-d6a877dc23d3@oss.qualcomm.com>
Date: Wed, 1 Oct 2025 11:14:05 +0200
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Paul Sajna <sajattack@...tmarketos.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley
 <conor+dt@...nel.org>, David Heidelberg <david@...t.cz>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, phone-devel@...r.kernel.org,
        Amir Dahan <system64fumo@...tonmail.com>,
        Christopher Brown <crispybrown@...il.com>
Subject: Re: [PATCH v3 07/11] arm64: dts: qcom: sdm845-lg-{common, judyln}:
 Add wifi node

On 9/29/25 7:05 AM, Paul Sajna wrote:
> Wi-Fi now works with this patch and relevant firmware
> 
> [   21.488274] ath10k_snoc 18800000.wifi: qmi chip_id 0x30214 chip_family 0x4001 board_id 0xff soc_id 0x40030001
> [   21.498477] ath10k_snoc 18800000.wifi: qmi fw_version 0x20060285 fw_build_timestamp 2020-10-12 23:35 fw_build_id QC_IMAGE_VERSION_STRING=WLAN.HL.2.0.c4-00645-QCAHLSWMTPLZ-1.336037.2
> [   22.973165] ath10k_snoc 18800000.wifi: wcn3990 hw1.0 target 0x00000008 chip_id 0x00000000 sub 0000:0000
> [   22.983265] ath10k_snoc 18800000.wifi: kconfig debug 1 debugfs 1 tracing 0 dfs 0 testmode 0
> [   22.992048] ath10k_snoc 18800000.wifi: firmware ver  api 5 features wowlan,mgmt-tx-by-reference,non-bmi crc32 b3d4b790
> [   23.045368] ath10k_snoc 18800000.wifi: htt-ver 3.83 wmi-op 4 htt-op 3 cal file max-sta 32 raw 0 hwcrypto 1
> [   23.130581] ath10k_snoc 18800000.wifi: invalid MAC address; choosing random

I was only interested in this hunk ^

please trim the timestamps, too

[...]

> +&wifi {
> +	vdd-0.8-cx-mx-supply = <&vreg_l5a_0p8>;
> +	vdd-1.8-xo-supply = <&vreg_l7a_1p8>;
> +	vdd-1.3-rfa-supply = <&vreg_l17a_1p3>;
> +	vdd-3.3-ch0-supply = <&vreg_l25a_3p3>;
> +	vdd-3.3-ch1-supply = <&vreg_l23a_3p3>;
> +
> +	qcom,snoc-host-cap-skip-quirk;

As the dt-checker points out, there is no such property

If your wi-fi works regardless of that, you probably don't need
to set the one you intended to

Konrad