[PATCH] drm: rcar-du: Add r8a77965 LVDS dts overlay

[Nguyen An Hoan <na-hoan@xxxxxxxxxxx>]

From: Hoan Nguyen An <na-hoan@xxxxxxxxxxx>

Add r8a77965 LVDS dts overlay support.

Signed-off-by: Hoan Nguyen An <na-hoan@xxxxxxxxxxx>
---
 drivers/gpu/drm/rcar-du/Makefile                   |  4 +-
 drivers/gpu/drm/rcar-du/rcar_du_of.c               |  2 +
 .../gpu/drm/rcar-du/rcar_du_of_lvds_r8a77965.dts   | 50 ++++++++++++++++++++++
 3 files changed, 55 insertions(+), 1 deletion(-)
 create mode 100644 drivers/gpu/drm/rcar-du/rcar_du_of_lvds_r8a77965.dts

diff --git a/drivers/gpu/drm/rcar-du/Makefile b/drivers/gpu/drm/rcar-du/Makefile
index 2a3b8d7..9e73a83 100644
--- a/drivers/gpu/drm/rcar-du/Makefile
+++ b/drivers/gpu/drm/rcar-du/Makefile
@@ -11,7 +11,8 @@ rcar-du-drm-$(CONFIG_DRM_RCAR_LVDS)	+= rcar_du_of.o \
 					   rcar_du_of_lvds_r8a7791.dtb.o \
 					   rcar_du_of_lvds_r8a7793.dtb.o \
 					   rcar_du_of_lvds_r8a7795.dtb.o \
-					   rcar_du_of_lvds_r8a7796.dtb.o
+					   rcar_du_of_lvds_r8a7796.dtb.o \
+					   rcar_du_of_lvds_r8a77965.dtb.o
 rcar-du-drm-$(CONFIG_DRM_RCAR_VSP)	+= rcar_du_vsp.o
 
 obj-$(CONFIG_DRM_RCAR_DU)		+= rcar-du-drm.o
@@ -24,3 +25,4 @@ DTC_FLAGS_rcar_du_of_lvds_r8a7791 += -Wno-graph_endpoint
 DTC_FLAGS_rcar_du_of_lvds_r8a7793 += -Wno-graph_endpoint
 DTC_FLAGS_rcar_du_of_lvds_r8a7795 += -Wno-graph_endpoint
 DTC_FLAGS_rcar_du_of_lvds_r8a7796 += -Wno-graph_endpoint
+DTC_FLAGS_rcar_du_of_lvds_r8a77965 += -Wno-graph_endpoint
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_of.c b/drivers/gpu/drm/rcar-du/rcar_du_of.c
index afef696..56c341c 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_of.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_of.c
@@ -107,6 +107,7 @@ RCAR_DU_OF_DTB(lvds, r8a7791);
 RCAR_DU_OF_DTB(lvds, r8a7793);
 RCAR_DU_OF_DTB(lvds, r8a7795);
 RCAR_DU_OF_DTB(lvds, r8a7796);
+RCAR_DU_OF_DTB(lvds, r8a77965);
 
 static const struct rcar_du_of_overlay rcar_du_lvds_overlays[] __initconst = {
 	RCAR_DU_OF_OVERLAY(lvds, r8a7790),
@@ -114,6 +115,7 @@ static const struct rcar_du_of_overlay rcar_du_lvds_overlays[] __initconst = {
 	RCAR_DU_OF_OVERLAY(lvds, r8a7793),
 	RCAR_DU_OF_OVERLAY(lvds, r8a7795),
 	RCAR_DU_OF_OVERLAY(lvds, r8a7796),
+	RCAR_DU_OF_OVERLAY(lvds, r8a77965),
 	{ /* Sentinel */ },
 };
 
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_of_lvds_r8a77965.dts b/drivers/gpu/drm/rcar-du/rcar_du_of_lvds_r8a77965.dts
new file mode 100644
index 0000000..34aea91
--- /dev/null
+++ b/drivers/gpu/drm/rcar-du/rcar_du_of_lvds_r8a77965.dts
@@ -0,0 +1,50 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * rcar_du_of_lvds_r8a77965.dts - Legacy LVDS DT bindings conversion for R8A77965
+ *
+ * Copyright (C) 2018 Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
+ */
+
+/dts-v1/;
+/plugin/;
+/ {
+	fragment@0 {
+		target-path = "/soc";
+		__overlay__ {
+			#address-cells = <2>;
+			#size-cells = <2>;
+
+			lvds@feb90000 {
+				compatible = "renesas,r8a77965-lvds";
+				reg = <0 0xfeb90000 0 0x14>;
+
+				ports {
+					#address-cells = <1>;
+					#size-cells = <0>;
+
+					port@0 {
+						reg = <0>;
+						lvds0_input: endpoint {
+						};
+					};
+					port@1 {
+						reg = <1>;
+						lvds0_out: endpoint {
+						};
+					};
+				};
+			};
+		};
+	};
+
+	fragment@1 {
+		target-path = "/soc/display@feb00000/ports";
+		__overlay__ {
+			port@2 {
+				endpoint {
+					remote-endpoint = <&lvds0_input>;
+				};
+			};
+		};
+	};
+};
-- 
2.7.4