drm: rcar-du: Add R8A77970 support

Add support for the R-Car V3M (R8A77970) SoC to the R-Car DU driver.

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>

1 files changed, 21 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 06a3fbdd728a..3917d839c04c 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
@@ -246,6 +246,26 @@ static const struct rcar_du_device_info rcar_du_r8a7796_info = {
         .dpll_ch =  BIT(1),
 };
 
+static const struct rcar_du_device_info rcar_du_r8a77970_info = {
+        .gen = 3,
+        .features = RCAR_DU_FEATURE_CRTC_IRQ_CLOCK
+                  | RCAR_DU_FEATURE_EXT_CTRL_REGS
+                  | RCAR_DU_FEATURE_VSP1_SOURCE,
+        .num_crtcs = 1,
+        .routes = {
+                /* R8A77970 has one RGB output and one LVDS output. */
+                [RCAR_DU_OUTPUT_DPAD0] = {
+                        .possible_crtcs = BIT(0),
+                        .port = 0,
+                },
+                [RCAR_DU_OUTPUT_LVDS0] = {
+                        .possible_crtcs = BIT(0),
+                        .port = 1,
+                },
+        },
+        .num_lvds = 1,
+};
+
 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 },
@@ -257,6 +277,7 @@ static const struct of_device_id rcar_du_of_table[] = {
         { .compatible = "renesas,du-r8a7794", .data = &rcar_du_r8a7794_info },
         { .compatible = "renesas,du-r8a7795", .data = &rcar_du_r8a7795_info },
         { .compatible = "renesas,du-r8a7796", .data = &rcar_du_r8a7796_info },
+        { .compatible = "renesas,du-r8a77970", .data = &rcar_du_r8a77970_info },
         { }
 };