linux-kernel - Re: [PATCH v2] arm64: dts: qcom: apq8016-sbc-d3: Add Qualcomm APQ8016 SBC + D3Camera mezzanine

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Message-ID: <CAG3jFyuz4PRQvTKPTz9u4fo43=Te=uVyQbSs95vZntLce+2pVw@mail.gmail.com>
Date:   Fri, 15 May 2020 14:43:14 +0200
From:   Robert Foss <robert.foss@...aro.org>
To:     Vinod Koul <vkoul@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        linux-arm-msm@...r.kernel.org,
        devicetree <devicetree@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Nicolas Dechesne <nicolas.dechesne@...aro.org>
Subject: Re: [PATCH v2] arm64: dts: qcom: apq8016-sbc-d3: Add Qualcomm APQ8016
 SBC + D3Camera mezzanine

On Fri, 15 May 2020 at 11:08, Robert Foss <robert.foss@...aro.org> wrote:
>
> Add device treee support for the Qualcomm APQ8016 SBC, otherwise known as
> the Dragonboard 410c with the D3Camera mezzanine expansion board.
>
> The D3Camera mezzanine ships in a kit with a OmniVision 5640 sensor module,
> which is what this DT targets.
>
> Signed-off-by: Robert Foss <robert.foss@...aro.org>
> ---
>
> Changes since v1:
>  - Vinod: Changed license to GPL+BSD
>  - Vinod: Changed copyright year to 2020
>  - Nico: Changed name of mezzanine to d3camera
>
>  arch/arm64/boot/dts/qcom/Makefile             |  1 +
>  .../boot/dts/qcom/apq8016-sbc-d3camera.dts    | 45 +++++++++++++++++++
>  2 files changed, 46 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/qcom/apq8016-sbc-d3camera.dts
>
> diff --git a/arch/arm64/boot/dts/qcom/Makefile b/arch/arm64/boot/dts/qcom/Makefile
> index cc103f7020fd..3f95b522694e 100644
> --- a/arch/arm64/boot/dts/qcom/Makefile
> +++ b/arch/arm64/boot/dts/qcom/Makefile
> @@ -1,5 +1,6 @@
>  # SPDX-License-Identifier: GPL-2.0
>  dtb-$(CONFIG_ARCH_QCOM)        += apq8016-sbc.dtb
> +dtb-$(CONFIG_ARCH_QCOM)        += apq8016-sbc-d3camera.dtb
>  dtb-$(CONFIG_ARCH_QCOM)        += apq8096-db820c.dtb
>  dtb-$(CONFIG_ARCH_QCOM) += apq8096-ifc6640.dtb
>  dtb-$(CONFIG_ARCH_QCOM)        += ipq6018-cp01-c1.dtb
> diff --git a/arch/arm64/boot/dts/qcom/apq8016-sbc-d3camera.dts b/arch/arm64/boot/dts/qcom/apq8016-sbc-d3camera.dts
> new file mode 100644
> index 000000000000..752e5ec47499
> --- /dev/null
> +++ b/arch/arm64/boot/dts/qcom/apq8016-sbc-d3camera.dts
> @@ -0,0 +1,45 @@
> +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
> +/*
> + * Copyright (c) 2020, The Linux Foundation. All rights reserved.

This copyright is incorrect, and should instead assigned to Linaro.
I'll spin a new version with this change.

> + */
> +
> +/dts-v1/;
> +
> +#include "apq8016-sbc.dtsi"
> +
> +/ {
> +       model = "Qualcomm Technologies, Inc. APQ 8016 SBC w/ D3Camera Mezzanine";
> +       compatible = "qcom,apq8016-sbc", "qcom,apq8016", "qcom,sbc";
> +};
> +
> +&cci_i2c0 {
> +       /delete-node/ camera_rear@3b;
> +
> +       camera_rear@76 {
> +               compatible = "ovti,ov5640";
> +               reg = <0x76>;
> +
> +               enable-gpios = <&msmgpio 34 GPIO_ACTIVE_HIGH>;
> +               reset-gpios = <&msmgpio 35 GPIO_ACTIVE_LOW>;
> +               pinctrl-names = "default";
> +               pinctrl-0 = <&camera_rear_default>;
> +
> +               clocks = <&gcc GCC_CAMSS_MCLK0_CLK>;
> +               clock-names = "xclk";
> +               clock-frequency = <23880000>;
> +
> +               vdddo-supply = <&camera_vdddo_1v8>;
> +               vdda-supply = <&camera_vdda_2v8>;
> +               vddd-supply = <&camera_vddd_1v5>;
> +
> +               status = "ok";
> +
> +               port {
> +                       ov5640_ep: endpoint {
> +                               clock-lanes = <1>;
> +                               data-lanes = <0 2>;
> +                               remote-endpoint = <&csiphy0_ep>;
> +                       };
> +               };
> +       };
> +};
> --
> 2.25.1
>