drm: rcar-du: Add r8a77470 support

Add RZ/G1C (a.k.a. r8a77470) support to the R-Car DU driver.

Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>

1 files changed, 28 insertions, 0 deletions

diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
index c6770043dcdc..d634e846a48a 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
@@ -77,6 +77,33 @@ static const struct rcar_du_device_info rzg1_du_r8a7745_info = {
         },
 };
 
+static const struct rcar_du_device_info rzg1_du_r8a77470_info = {
+        .gen = 2,
+        .features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK
+                  | RCAR_DU_FEATURE_EXT_CTRL_REGS
+                  | RCAR_DU_FEATURE_INTERLACED
+                  | RCAR_DU_FEATURE_TVM_SYNC,
+        .channels_mask = BIT(1) | BIT(0),
+        .routes = {
+                /*
+                 * R8A77470 has two RGB outputs, one LVDS output, and
+                 * one (currently unsupported) analog video output
+                 */
+                [RCAR_DU_OUTPUT_DPAD0] = {
+                        .possible_crtcs = BIT(0),
+                        .port = 0,
+                },
+                [RCAR_DU_OUTPUT_DPAD1] = {
+                        .possible_crtcs = BIT(1),
+                        .port = 1,
+                },
+                [RCAR_DU_OUTPUT_LVDS0] = {
+                        .possible_crtcs = BIT(0) | BIT(1),
+                        .port = 2,
+                },
+        },
+};
+
 static const struct rcar_du_device_info rcar_du_r8a7779_info = {
         .gen = 2,
         .features = RCAR_DU_FEATURE_INTERLACED
@@ -342,6 +369,7 @@ static const struct rcar_du_device_info rcar_du_r8a7799x_info = {
 static const struct of_device_id rcar_du_of_table[] = {
         { .compatible = "renesas,du-r8a7743", .data = &rzg1_du_r8a7743_info },
         { .compatible = "renesas,du-r8a7745", .data = &rzg1_du_r8a7745_info },
+        { .compatible = "renesas,du-r8a77470", .data = &rzg1_du_r8a77470_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 },