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authorLad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>2020-08-07 18:49:52 +0100
committerGeert Uytterhoeven <geert+renesas@glider.be>2020-08-17 09:46:33 +0200
commit6a62f64305c65e78db290c0ca153759b6b9ca130 (patch)
treee14eb031b8eea5a5776c1f02a284ac1c4beb68c3 /arch/arm/boot/dts/r8a7742.dtsi
parent02b24822953571d3ef83029e53bcd011d39dcb39 (diff)
ARM: dts: r8a7742: Add DU support
Add a Display Unit (DU) node to r8a7742 SoC DT. Boards that want to enable the DU need to specify the output topology. Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> Reviewed-by: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@bp.renesas.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Link: https://lore.kernel.org/r/20200807174954.14448-6-prabhakar.mahadev-lad.rj@bp.renesas.com Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Diffstat (limited to 'arch/arm/boot/dts/r8a7742.dtsi')
-rw-r--r--arch/arm/boot/dts/r8a7742.dtsi35
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/r8a7742.dtsi b/arch/arm/boot/dts/r8a7742.dtsi
index 4a8d27dff9f7..a979a4b3de61 100644
--- a/arch/arm/boot/dts/r8a7742.dtsi
+++ b/arch/arm/boot/dts/r8a7742.dtsi
@@ -1509,6 +1509,41 @@
resets = <&cpg 408>;
};
+ du: display@feb00000 {
+ compatible = "renesas,du-r8a7742";
+ reg = <0 0xfeb00000 0 0x70000>;
+ interrupts = <GIC_SPI 256 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 268 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 269 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cpg CPG_MOD 724>, <&cpg CPG_MOD 723>,
+ <&cpg CPG_MOD 722>;
+ clock-names = "du.0", "du.1", "du.2";
+ resets = <&cpg 724>;
+ reset-names = "du.0";
+ status = "disabled";
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ du_out_rgb: endpoint {
+ };
+ };
+ port@1 {
+ reg = <1>;
+ du_out_lvds0: endpoint {
+ };
+ };
+ port@2 {
+ reg = <2>;
+ du_out_lvds1: endpoint {
+ };
+ };
+ };
+ };
+
prr: chipid@ff000044 {
compatible = "renesas,prr";
reg = <0 0xff000044 0 4>;