drm: rcar-du: Add R8A7743 support

Add support for the R8A7743 DU (which is very similar to the R8A7791 DU);
it has 1 DPAD (RGB) output and 1 LVDS output.

Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Reviewed-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@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 d2f29e6b1112131014e6e9b770565a31a96b9101..3db5e8df4ce65195691b64b89c076ad59488e517 100644 (file)
--- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
@@ -34,6 +34,27 @@
  * Device Information
  */
 
+static const struct rcar_du_device_info rzg1_du_r8a7743_info = {
+       .gen = 2,
+       .features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK
+                 | RCAR_DU_FEATURE_EXT_CTRL_REGS,
+       .num_crtcs = 2,
+       .routes = {
+               /*
+                * R8A7743 has one RGB output and one LVDS output
+                */
+               [RCAR_DU_OUTPUT_DPAD0] = {
+                       .possible_crtcs = BIT(1) | BIT(0),
+                       .port = 0,
+               },
+               [RCAR_DU_OUTPUT_LVDS0] = {
+                       .possible_crtcs = BIT(0),
+                       .port = 1,
+               },
+       },
+       .num_lvds = 1,
+};
+
 static const struct rcar_du_device_info rcar_du_r8a7779_info = {
        .gen = 2,
        .features = 0,
@@ -207,6 +228,7 @@ static const struct rcar_du_device_info rcar_du_r8a7796_info = {
 };
 
 static const struct of_device_id rcar_du_of_table[] = {
+       { .compatible = "renesas,du-r8a7743", .data = &rzg1_du_r8a7743_info },
        { .compatible = "renesas,du-r8a7779", .data = &rcar_du_r8a7779_info },
        { .compatible = "renesas,du-r8a7790", .data = &rcar_du_r8a7790_info },
        { .compatible = "renesas,du-r8a7791", .data = &rcar_du_r8a7791_info },