Re: [PATCH v3 1/4] omapdrm: panel: fix compatible vendor string for td028ttec1

[Rob Herring <robh@kernel.org>]

On Tue, Nov 28, 2017 at 04:48:54PM +0100, H. Nikolaus Schaller wrote:
> The vendor name was "toppoly" but other panels and the vendor list
> have defined it as "tpo". So let's fix it in driver and bindings.
> 
> We keep the old definition in parallel to stay compatible with
> potential older DTB setup.
> 
> Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>
> ---
>  .../display/panel/{toppoly,td028ttec1.txt => tpo,td028ttec1.txt}      | 4 ++--
>  drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c               | 3 +++
>  drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td028ttec1.c      | 3 +++
>  3 files changed, 8 insertions(+), 2 deletions(-)
>  rename Documentation/devicetree/bindings/display/panel/{toppoly,td028ttec1.txt => tpo,td028ttec1.txt} (84%)
> 
> diff --git a/Documentation/devicetree/bindings/display/panel/toppoly,td028ttec1.txt b/Documentation/devicetree/bindings/display/panel/tpo,td028ttec1.txt
> similarity index 84%
> rename from Documentation/devicetree/bindings/display/panel/toppoly,td028ttec1.txt
> rename to Documentation/devicetree/bindings/display/panel/tpo,td028ttec1.txt
> index 7175dc3740ac..ed34253d9fb1 100644
> --- a/Documentation/devicetree/bindings/display/panel/toppoly,td028ttec1.txt
> +++ b/Documentation/devicetree/bindings/display/panel/tpo,td028ttec1.txt
> @@ -2,7 +2,7 @@ Toppoly TD028TTEC1 Panel
>  ============
>  
>  Required properties:
> -- compatible: "toppoly,td028ttec1"
> +- compatible: "tpo,td028ttec1"
>  
>  Optional properties:
>  - label: a symbolic name for the panel
> @@ -14,7 +14,7 @@ Example
>  -------
>  
>  lcd-panel: td028ttec1@0 {
> -	compatible = "toppoly,td028ttec1";
> +	compatible = "tpo,td028ttec1";
>  	reg = <0>;
>  	spi-max-frequency = <100000>;
>  	spi-cpol;
> diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c
> index 0a38a0e8c925..a0dfa14f4fab 100644
> --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c
> +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c
> @@ -452,6 +452,8 @@ static int td028ttec1_panel_remove(struct spi_device *spi)
>  }
>  
>  static const struct of_device_id td028ttec1_of_match[] = {
> +	{ .compatible = "omapdss,tpo,td028ttec1", },

Why the omapdss part?