Re: [PATCH v2 1/2] dt-bindings: media: renesas-ceu: Add R-Mobile R8A7740

From: Simon Horman
Date: Mon Apr 30 2018 - 03:40:27 EST


On Thu, Apr 26, 2018 at 08:24:42PM +0200, Jacopo Mondi wrote:
> Add R-Mobile A1 R8A7740 SoC to the list of compatible values for the CEU
> unit.
>
> Signed-off-by: Jacopo Mondi <jacopo+renesas@xxxxxxxxxx>

Reviewed-by: Simon Horman <horms+renesas@xxxxxxxxxxxx>

> ---
> Documentation/devicetree/bindings/media/renesas,ceu.txt | 7 ++++---
> drivers/media/platform/renesas-ceu.c | 1 +
> 2 files changed, 5 insertions(+), 3 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/media/renesas,ceu.txt b/Documentation/devicetree/bindings/media/renesas,ceu.txt
> index 3fc66df..8a7a616 100644
> --- a/Documentation/devicetree/bindings/media/renesas,ceu.txt
> +++ b/Documentation/devicetree/bindings/media/renesas,ceu.txt
> @@ -2,14 +2,15 @@ Renesas Capture Engine Unit (CEU)
> ----------------------------------------------
>
> The Capture Engine Unit is the image capture interface found in the Renesas
> -SH Mobile and RZ SoCs.
> +SH Mobile, R-Mobile and RZ SoCs.
>
> The interface supports a single parallel input with data bus width of 8 or 16
> bits.
>
> Required properties:
> -- compatible: Shall be "renesas,r7s72100-ceu" for CEU units found in RZ/A1H
> - and RZ/A1M SoCs.
> +- compatible: Shall be one of the following values:
> + "renesas,r7s72100-ceu" for CEU units found in RZ/A1H and RZ/A1M SoCs
> + "renesas,r8a7740-ceu" for CEU units found in R-Mobile A1 R8A7740 SoCs

Nit: I think you can drop R8A7740 as I believe that by adding it to
R-Mobile A1 you have constructed a tautology (I mean "R-Mobile A1" =
"R8A7740" as far as I know).

> - reg: Registers address base and size.
> - interrupts: The interrupt specifier.
>
> diff --git a/drivers/media/platform/renesas-ceu.c b/drivers/media/platform/renesas-ceu.c
> index 6599dba..c964a56 100644
> --- a/drivers/media/platform/renesas-ceu.c
> +++ b/drivers/media/platform/renesas-ceu.c
> @@ -1545,6 +1545,7 @@ static const struct ceu_data ceu_data_sh4 = {
> #if IS_ENABLED(CONFIG_OF)
> static const struct of_device_id ceu_of_match[] = {
> { .compatible = "renesas,r7s72100-ceu", .data = &ceu_data_rz },
> + { .compatible = "renesas,r8a7740-ceu", .data = &ceu_data_rz },
> { }
> };
> MODULE_DEVICE_TABLE(of, ceu_of_match);
> --
> 2.7.4
>