Re: [PATCH] dt-bindings: media: adv748x: Document secondary addresses
From: Laurent Pinchart
Date: Wed Aug 08 2018 - 18:58:56 EST
Hi Kieran,
Thank you for the patch.
On Wednesday, 8 August 2018 20:31:28 EEST Kieran Bingham wrote:
> The ADV748x supports configurable slave addresses for its I2C pages.
> Document the page names, and example for setting each of the pages
> excplicitly.
>
> Signed-off-by: Kieran Bingham <kieran.bingham@xxxxxxxxxxxxxxxx>
> ---
> .../devicetree/bindings/media/i2c/adv748x.txt | 10 +++++++++-
> 1 file changed, 9 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/devicetree/bindings/media/i2c/adv748x.txt
> b/Documentation/devicetree/bindings/media/i2c/adv748x.txt index
> 21ffb5ed8183..9515d8ad0e31 100644
> --- a/Documentation/devicetree/bindings/media/i2c/adv748x.txt
> +++ b/Documentation/devicetree/bindings/media/i2c/adv748x.txt
> @@ -18,6 +18,11 @@ Optional Properties:
> "intrq3". All interrupts are optional. The "intrq3" interrupt
> is only available on the adv7481
> - interrupts: Specify the interrupt lines for the ADV748x
> + - reg-names : Names of maps with programmable addresses.
> + It can contain any map needed a non-default address.
s/can contain any map needed/shall contain all maps needing/
> + Possible map names are:
> + "main", "dpll", "cp", "hdmi", "edid", "repeater",
> + "infoframe", "cbus", "cec", "sdp", "txa", "txb"
Should you also update the description of the reg property, possibly with the
same text as the adv7604 bindings ?
> The device node must contain one 'port' child node per device input and
> output port, in accordance with the video interface bindings defined in
> @@ -47,7 +52,10 @@ Example:
>
> video-receiver@70 {
> compatible = "adi,adv7482";
> - reg = <0x70>;
> + reg = <0x70 0x71 0x72 0x73 0x74 0x75
> + 0x60 0x61 0x62 0x63 0x64 0x65>;
> + reg-names = "main", "dpll", "cp", "hdmi", "edid", "repeater",
> + "infoframe", "cbus", "cec", "sdp", "txa", "txb";
>
> #address-cells = <1>;
> #size-cells = <0>;
--
Regards,
Laurent Pinchart