linux-kernel - Re: [PATCH v8 14/34] ARM: dts: imx6-sabreauto: add the ADV7180 video decoder

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Message-ID: <CAJ+vNU0C0=4hUq+g1P7yTzLzFPidfauQROPOVr4WQWKNZz_xmQ@mail.gmail.com>
Date:   Thu, 8 Jun 2017 13:25:27 -0700
From:   Tim Harvey <tharvey@...eworks.com>
To:     Steve Longerbeam <slongerbeam@...il.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <kernel@...gutronix.de>,
        Fabio Estevam <fabio.estevam@....com>,
        Russell King - ARM Linux <linux@...linux.org.uk>,
        mchehab@...nel.org, Hans Verkuil <hverkuil@...all.nl>,
        Nick Dyer <nick@...anahar.org>, markus.heiser@...marit.de,
        Philipp Zabel <p.zabel@...gutronix.de>,
        laurent.pinchart+renesas@...asonboard.com, bparrot@...com,
        geert@...ux-m68k.org, Arnd Bergmann <arnd@...db.de>,
        Sudip Mukherjee <sudipm.mukherjee@...il.com>,
        minghsiu.tsai@...iatek.com, Tiffany Lin <tiffany.lin@...iatek.com>,
        Jean-Christophe TROTIN <jean-christophe.trotin@...com>,
        Simon Horman <horms+renesas@...ge.net.au>,
        Niklas Söderlund 
        <niklas.soderlund+renesas@...natech.se>, robert.jarzmik@...e.fr,
        songjun.wu@...rochip.com, andrew-ct.chen@...iatek.com,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        shuah@...nel.org, sakari.ailus@...ux.intel.com, pavel@....cz,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        linux-media <linux-media@...r.kernel.org>,
        devel@...verdev.osuosl.org,
        Steve Longerbeam <steve_longerbeam@...tor.com>
Subject: Re: [PATCH v8 14/34] ARM: dts: imx6-sabreauto: add the ADV7180 video decoder

On Wed, Jun 7, 2017 at 11:33 AM, Steve Longerbeam <slongerbeam@...il.com> wrote:
> Enables the ADV7180 decoder sensor. The ADV7180 connects to the
> parallel-bus mux input on ipu1_csi0_mux.
>
> The ADV7180 power pin is via max7310_b port expander.
>
> Signed-off-by: Steve Longerbeam <steve_longerbeam@...tor.com>
>
> - Use IRQ_TYPE_LEVEL_LOW instead of 0x8 for interrupt type for clarity.
> - For 8-bit parallel IPU1-CSI0 bus connection only data[12-19] are used.
>
> Signed-off-by: Tim Harvey <tharvey@...eworks.com>
> ---
>  arch/arm/boot/dts/imx6qdl-sabreauto.dtsi | 50 ++++++++++++++++++++++++++++++++
>  1 file changed, 50 insertions(+)
>
> diff --git a/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi b/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi
> index 1212f82..c24af28 100644
> --- a/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi
> +++ b/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi
> @@ -124,6 +124,21 @@
>                         #size-cells = <0>;
>                         reg = <1>;
>
> +                       adv7180: camera@21 {
> +                               compatible = "adi,adv7180";
> +                               reg = <0x21>;
> +                               powerdown-gpios = <&max7310_b 2 GPIO_ACTIVE_LOW>;
> +                               interrupt-parent = <&gpio1>;
> +                               interrupts = <27 IRQ_TYPE_LEVEL_LOW>;
> +
> +                               port {
> +                                       adv7180_to_ipu1_csi0_mux: endpoint {
> +                                               remote-endpoint = <&ipu1_csi0_mux_from_parallel_sensor>;
> +                                               bus-width = <8>;
> +                                       };
> +                               };
> +                       };
> +
>                         max7310_a: gpio@30 {
>                                 compatible = "maxim,max7310";
>                                 reg = <0x30>;
> @@ -151,6 +166,25 @@
>         };
>  };
>
> +&ipu1_csi0_from_ipu1_csi0_mux {
> +       bus-width = <8>;
> +};
> +
> +&ipu1_csi0_mux_from_parallel_sensor {
> +       remote-endpoint = <&adv7180_to_ipu1_csi0_mux>;
> +       bus-width = <8>;
> +};
> +
> +&ipu1_csi0 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_ipu1_csi0>;
> +
> +       /* enable frame interval monitor on this port */
> +       fim {
> +               status = "okay";
> +       };

Steve,

You need to remove the fim node now that you've moved this to V4L2 controls.

Regards,

Tim