arm64: dts: renesas: Add support for Advantech idk-1110wr LVDS panel

This patch adds support for Advantech idk-1110wr LVDS panel.
The HiHope RZ/G2[MN] is advertised as compatible with panel
idk-1110wr from Advantech, however the panel isn't sold alongside
the board.

Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://lore.kernel.org/r/1570029619-43238-10-git-send-email-biju.das@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

diff --git a/arch/arm64/boot/dts/renesas/rzg2-advantech-idk-1110wr-panel.dtsi b/arch/arm64/boot/dts/renesas/rzg2-advantech-idk-1110wr-panel.dtsi
new file mode 100644 (file)
index 0000000..bcc2117
--- /dev/null
+++ b/arch/arm64/boot/dts/renesas/rzg2-advantech-idk-1110wr-panel.dtsi
@@ -0,0 +1,41 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Device Tree Source for the Advantech idk-1110wr LVDS panel connected
+ * to RZ/G2 boards
+ *
+ * Copyright (C) 2019 Renesas Electronics Corp.
+ */
+
+/ {
+       panel-lvds {
+               compatible = "advantech,idk-1110wr", "panel-lvds";
+
+               width-mm = <223>;
+               height-mm = <125>;
+
+               data-mapping = "jeida-24";
+
+               panel-timing {
+                       /* 1024x600 @60Hz */
+                       clock-frequency = <51200000>;
+                       hactive = <1024>;
+                       vactive = <600>;
+                       hsync-len = <240>;
+                       hfront-porch = <40>;
+                       hback-porch = <40>;
+                       vfront-porch = <15>;
+                       vback-porch = <10>;
+                       vsync-len = <10>;
+               };
+
+               port {
+                       panel_in: endpoint {
+                               remote-endpoint = <&lvds_connector>;
+                       };
+               };
+       };
+};
+
+&lvds_connector {
+       remote-endpoint = <&panel_in>;
+};