drm: rcar-du: Add R8A7745 support

Add support for the R8A7745 DU (which is very similar to the R8A7794 DU);
it has 2 RGB outputs.

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 3db5e8df4ce65195691b64b89c076ad59488e517..faa5b328986acca27783e927fc29389bb6a49228 100644 (file)
--- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
@@ -55,6 +55,27 @@ static const struct rcar_du_device_info rzg1_du_r8a7743_info = {
        .num_lvds = 1,
 };
 
+static const struct rcar_du_device_info rzg1_du_r8a7745_info = {
+       .gen = 2,
+       .features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK
+                 | RCAR_DU_FEATURE_EXT_CTRL_REGS,
+       .num_crtcs = 2,
+       .routes = {
+               /*
+                * R8A7745 has two RGB outputs
+                */
+               [RCAR_DU_OUTPUT_DPAD0] = {
+                       .possible_crtcs = BIT(0),
+                       .port = 0,
+               },
+               [RCAR_DU_OUTPUT_DPAD1] = {
+                       .possible_crtcs = BIT(1),
+                       .port = 1,
+               },
+       },
+       .num_lvds = 0,
+};
+
 static const struct rcar_du_device_info rcar_du_r8a7779_info = {
        .gen = 2,
        .features = 0,
@@ -229,6 +250,7 @@ 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-r8a7745", .data = &rzg1_du_r8a7745_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 },