Re: [PATCH 2/7] drm: rcar-du: Add r8a7742 support

[Laurent Pinchart <laurent.pinchart@ideasonboard.com>]

Hi Prabhakar,

Thank you for the patch.

On Fri, Aug 07, 2020 at 06:49:49PM +0100, Lad Prabhakar wrote:
> Add direct support for the r8a7742 (RZ/G1H).
> 
> The RZ/G1H shares a common, compatible configuration with the r8a7790
> (R-Car H2) so that device info structure is reused, the only difference
> being TCON is unsupported on RZ/G1H (Currently unsupported by the driver).
> 
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> Reviewed-by: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@bp.renesas.com>
> ---
>  drivers/gpu/drm/rcar-du/rcar_du_drv.c | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
> index 3e67cf70f040..7e286c7a7a6c 100644
> --- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c
> +++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
> @@ -216,8 +216,8 @@ static const struct rcar_du_device_info rcar_du_r8a7790_info = {
>  	.channels_mask = BIT(2) | BIT(1) | BIT(0),
>  	.routes = {
>  		/*
> -		 * R8A7790 has one RGB output, two LVDS outputs and one
> -		 * (currently unsupported) TCON output.
> +		 * R8A7742 and R8A7790 each have one RGB output and two LVDS outputs. Additionally
> +		 * R8A7790 supports one TCON output (currently unsupported by the driver).

Once we support TCON we'll have to split this, but for now I suppose
it's fine. Would you however mind wrapping this to 80 columns ? I can do
so when applying if it's fine with you.

Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

>  		 */
>  		[RCAR_DU_OUTPUT_DPAD0] = {
>  			.possible_crtcs = BIT(2) | BIT(1) | BIT(0),
> @@ -443,6 +443,7 @@ static const struct rcar_du_device_info rcar_du_r8a7799x_info = {
>  };
>  
>  static const struct of_device_id rcar_du_of_table[] = {
> +	{ .compatible = "renesas,du-r8a7742", .data = &rcar_du_r8a7790_info },
>  	{ .compatible = "renesas,du-r8a7743", .data = &rzg1_du_r8a7743_info },
>  	{ .compatible = "renesas,du-r8a7744", .data = &rzg1_du_r8a7743_info },
>  	{ .compatible = "renesas,du-r8a7745", .data = &rzg1_du_r8a7745_info },

-- 
Regards,

Laurent Pinchart