drm: rcar-du: Add r8a77980 support

Add direct support for the r8a77980 (V3H).

The V3H shares a common, compatible configuration with the r8a77970
(V3M) so that device info structure is reused.

Signed-off-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>

diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
index f266c17..654e2dd 100644 (file)
--- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
@@ -399,7 +399,10 @@ static const struct rcar_du_device_info rcar_du_r8a77970_info = {
                  | RCAR_DU_FEATURE_TVM_SYNC,
        .channels_mask = BIT(0),
        .routes = {
-               /* R8A77970 has one RGB output and one LVDS output. */
+               /*
+                * R8A77970 and R8A77980 have one RGB output and one LVDS
+                * output.
+                */
                [RCAR_DU_OUTPUT_DPAD0] = {
                        .possible_crtcs = BIT(0),
                        .port = 0,
@@ -457,6 +460,7 @@ static const struct of_device_id rcar_du_of_table[] = {
        { .compatible = "renesas,du-r8a7796", .data = &rcar_du_r8a7796_info },
        { .compatible = "renesas,du-r8a77965", .data = &rcar_du_r8a77965_info },
        { .compatible = "renesas,du-r8a77970", .data = &rcar_du_r8a77970_info },
+       { .compatible = "renesas,du-r8a77980", .data = &rcar_du_r8a77970_info },
        { .compatible = "renesas,du-r8a77990", .data = &rcar_du_r8a7799x_info },
        { .compatible = "renesas,du-r8a77995", .data = &rcar_du_r8a7799x_info },
        { }