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Message-ID: <6a799fc7-8d7d-4035-8e7e-458f9a61bf4e@linaro.org>
Date:   Sat, 18 Nov 2023 01:45:13 +0100
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Subject: Re: [PATCH v6 5/6] arm64: dts: qcom: sm4450-qrd: mark QRD4450
 reserved gpios
Content-Language: en-US
To:     Tengfei Fan <quic_tengfan@quicinc.com>, agross@kernel.org,
        andersson@kernel.org, robh+dt@kernel.org,
        krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org,
        catalin.marinas@arm.com, will@kernel.org
Cc:     geert+renesas@glider.be, arnd@arndb.de, neil.armstrong@linaro.org,
        dmitry.baryshkov@linaro.org, nfraprado@collabora.com,
        m.szyprowski@samsung.com, u-kumar1@ti.com, peng.fan@nxp.com,
        linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org, quic_tsoni@quicinc.com,
        quic_shashim@quicinc.com, quic_kaushalk@quicinc.com,
        quic_tdas@quicinc.com, quic_tingweiz@quicinc.com,
        quic_aiquny@quicinc.com, kernel@quicinc.com
References: <20231031075004.3850-1-quic_tengfan@quicinc.com>
 <20231031075004.3850-6-quic_tengfan@quicinc.com>
From:   Konrad Dybcio <konrad.dybcio@linaro.org>
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In-Reply-To: <20231031075004.3850-6-quic_tengfan@quicinc.com>
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On 31.10.2023 08:50, Tengfei Fan wrote:
> Some gpios are reserved for other subsystems, so mark these reserved
> gpios.
> 
> Signed-off-by: Tengfei Fan <quic_tengfan@quicinc.com>
> ---
>  arch/arm64/boot/dts/qcom/sm4450-qrd.dts | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm4450-qrd.dts b/arch/arm64/boot/dts/qcom/sm4450-qrd.dts
> index bb8c58fb4267..e354bad57a9e 100644
> --- a/arch/arm64/boot/dts/qcom/sm4450-qrd.dts
> +++ b/arch/arm64/boot/dts/qcom/sm4450-qrd.dts
> @@ -23,6 +23,11 @@
>  	status = "okay";
>  };
>  
> +&tlmm {
> +	/* Reserved for other subsystems */
that much we can guess :D

it would be very appreciated if you could do e.g.

<0 4>, /* fingerprint scanner */
<136 1>; /* coffee machine trigger */

Konrad