linux-kernel - Re: [PATCH 4/4] arm64: dts: qcom: milos-fairphone-fp6: Add camera EEPROMs on CCI busses

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Message-ID: <ae73eac1-4e27-404d-af73-88eed699db0b@oss.qualcomm.com>
Date: Fri, 16 Jan 2026 14:59:57 +0100
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Luca Weiss <luca.weiss@...rphone.com>,
        Bartosz Golaszewski <brgl@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley
 <conor+dt@...nel.org>,
        Loic Poulain <loic.poulain@....qualcomm.com>,
        Robert Foss <rfoss@...nel.org>, Andi Shyti <andi.shyti@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>
Cc: ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org,
        linux-i2c@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH 4/4] arm64: dts: qcom: milos-fairphone-fp6: Add camera
 EEPROMs on CCI busses

On 1/16/26 2:38 PM, Luca Weiss wrote:
> Enable the CCI I2C busses and add nodes for the EEPROMs found on the
> camera that are connected there.
> 
> Signed-off-by: Luca Weiss <luca.weiss@...rphone.com>
> ---
>  arch/arm64/boot/dts/qcom/milos-fairphone-fp6.dts | 50 ++++++++++++++++++++++++
>  1 file changed, 50 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/milos-fairphone-fp6.dts b/arch/arm64/boot/dts/qcom/milos-fairphone-fp6.dts
> index 7629ceddde2a..c4a706e945ba 100644
> --- a/arch/arm64/boot/dts/qcom/milos-fairphone-fp6.dts
> +++ b/arch/arm64/boot/dts/qcom/milos-fairphone-fp6.dts
> @@ -529,6 +529,56 @@ vreg_l11f: ldo11 {
>  	};
>  };
>  
> +&cci0 {
> +	status = "okay";
> +};
> +
> +&cci0_i2c0 {
> +	/* Main cam: Sony IMX896 @ 0x1a */
> +
> +	eeprom@50 {
> +		compatible = "puya,p24c128f", "atmel,24c128";
> +		reg = <0x50>;
> +		vcc-supply = <&vreg_l6p>;
> +		read-only;
> +	};
> +
> +	/* Dongwoon DW9784 VCM/OIS @ 0x72 */
> +};
> +
> +
> +&cci0_i2c1 {
> +	/* Awinic AW86017 VCM @ 0x0c */
> +	/* UW cam: OmniVision OV13B10 @ 0x36 */

There's a driver for this one!

> +
> +	eeprom@52 {
> +		compatible = "puya,p24c128f", "atmel,24c128";
> +		reg = <0x52>;
> +		vcc-supply = <&vreg_l6p>;
> +		read-only;
> +	};
> +};
> +
> +&cci1 {
> +	/* cci1_i2c0 is not used for CCI */
> +	pinctrl-0 = <&cci1_1_default>;
> +	pinctrl-1 = <&cci1_1_sleep>;

Let's keep them per-bus-subnode so we don't have to override it

otherwise

Reviewed-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>

Konrad