[PATCH 4/4] rcar-du: add R8A7794 TCON support
Laurent Pinchart
laurent.pinchart at ideasonboard.com
Fri May 27 21:33:10 UTC 2016
Hi Sergei,
Thank you for the patch.
On Friday 29 Apr 2016 00:05:33 Sergei Shtylyov wrote:
> Now that we have the TCON encoder driver, we can start enabling TCON support
> for the R-Car SoCs. We have only tested the code on R8A7794 so far, so
> let it be the first supported SoC...
Please also update the DT bindings.
> Based on a large patch by Andrey Gusakov.
>
> Signed-off-by: Andrey Gusakov <andrey.gusakov at cogentembedded.com>
> Signed-off-by: Sergei Shtylyov <sergei.shtylyov at cogentembedded.com>
>
> ---
> drivers/gpu/drm/rcar-du/rcar_du_drv.c | 10 +++++++---
> 1 file changed, 7 insertions(+), 3 deletions(-)
>
> Index: renesas/drivers/gpu/drm/rcar-du/rcar_du_drv.c
> ===================================================================
> --- renesas.orig/drivers/gpu/drm/rcar-du/rcar_du_drv.c
> +++ renesas/drivers/gpu/drm/rcar-du/rcar_du_drv.c
> @@ -116,9 +116,7 @@ static const struct rcar_du_device_info
>
> | RCAR_DU_FEATURE_EXT_CTRL_REGS,
>
> .num_crtcs = 2,
> .routes = {
> - /* R8A7794 has two RGB outputs and one (currently unsupported)
> - * TCON output.
> - */
> + /* R8A7794 has two RGB outputs and one TCON output. */
> [RCAR_DU_OUTPUT_DPAD0] = {
> .possible_crtcs = BIT(0),
> .encoder_type = DRM_MODE_ENCODER_NONE,
> @@ -129,8 +127,14 @@ static const struct rcar_du_device_info
> .encoder_type = DRM_MODE_ENCODER_NONE,
> .port = 1,
> },
> + [RCAR_DU_OUTPUT_TCON] = {
> + .possible_crtcs = BIT(0),
According to the datasheet TCON can be connected to both DU0 and DU1.
> + .encoder_type = DRM_MODE_ENCODER_TCON,
> + .port = 2,
> + },
> },
> .num_lvds = 0,
> + .num_tcon = 1,
> };
>
> static const struct rcar_du_device_info rcar_du_r8a7795_info = {
--
Regards,
Laurent Pinchart
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