From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Date: Fri, 19 Jan 2018 00:05:59 +0300
Subject: drm: rcar-du: Add R8A77970 support
Git-commit: fe9ac01324a40e2aaf5782a1fb7038247a89c585
Patch-mainline: v4.17-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

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>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/rcar-du/rcar_du_drv.c |   21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

--- 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
 	.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
 	{ .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 },
 	{ }
 };