[PATCH v2 2/5] dt-bindings: display: sitronix, st7735r: Add Okaya RH128128T

[Sam Ravnborg]

On Wed, Jan 15, 2020 at 01:45:45PM +0100, Geert Uytterhoeven wrote:
> Document support for the Okaya RH128128T display, which is a 128x128
> 1.44" TFT display driven by a Sitronix ST7715R TFT Controller/Driver.
> It can be found on e.g. the Renesas YRSK-LCD-PMOD extension board, which
> comes with various Renesas development kits (e.g. Renesas Starter Kit+
> for RZ/A1H[1]).
> 
> ST7715R and ST7735R are very similar.  Their major difference is that
> the former is restricted to displays of up to 132x132 pixels, while the
> latter supports displays up to 132x162 pixels.
> 
> [1] https://renesasrulz.com/the_vault/f/archive-forum/4981/upgrading-to-the-renesas-rz-a1h
> 
> Signed-off-by: Geert Uytterhoeven <geert+renesas at glider.be>
Reviewed-by: Sam Ravnborg <sam at ravnborg.org>

> ---
> v2:
>   - Rebase on top of DT schema conversion,
>   - Add YRSK-LCD-PMOD reference and links.
> ---
>  .../devicetree/bindings/display/sitronix,st7735r.yaml  | 10 ++++++++--
>  1 file changed, 8 insertions(+), 2 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/display/sitronix,st7735r.yaml b/Documentation/devicetree/bindings/display/sitronix,st7735r.yaml
> index 21bccc91f74255e1..8892d79e6e100b79 100644
> --- a/Documentation/devicetree/bindings/display/sitronix,st7735r.yaml
> +++ b/Documentation/devicetree/bindings/display/sitronix,st7735r.yaml
> @@ -10,8 +10,8 @@ maintainers:
>    - David Lechner <david at lechnology.com>
>  
>  description:
> -  This binding is for display panels using a Sitronix ST7735R controller in
> -  SPI mode.
> +  This binding is for display panels using a Sitronix ST7715R or ST7735R
> +  controller in SPI mode.
>  
>  allOf:
>    - $ref: panel/panel-common.yaml#
> @@ -25,6 +25,12 @@ properties:
>            - enum:
>                - jianda,jd-t18003-t01
>            - const: sitronix,st7735r
> +      - description:
> +          Okaya 1.44" 128x128 Color TFT LCD (E.g. Renesas YRSK-LCD-PMOD)
> +        items:
> +          - enum:
> +              - okaya,rh128128t
> +          - const: sitronix,st7715r
>  
>    spi-max-frequency:
>      maximum: 32000000
> -- 
> 2.17.1