diff mbox series

[5/7] ARM: dts: r8a7742: Add DU support

Message ID 20200807174954.14448-6-prabhakar.mahadev-lad.rj@bp.renesas.com (mailing list archive)
State New, archived
Headers show
Series r8a7742: Enable DU and LVDS | expand

Commit Message

Prabhakar Aug. 7, 2020, 5:49 p.m. UTC 
Add 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>
---
 arch/arm/boot/dts/r8a7742.dtsi | 35 ++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)

Comments

Sergey Shtylyov Aug. 7, 2020, 7:48 p.m. UTC | #1 
Hello!

On 8/7/20 8:49 PM, Lad Prabhakar wrote:

> Add du node to r8a7742 SoC DT. Boards that want to enable the DU

  Both "du" and "DU" on a single line? :-)

> 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>
[...]

MBR, Sergei
Geert Uytterhoeven Aug. 10, 2020, 8:53 a.m. UTC | #2 
On Fri, Aug 7, 2020 at 10:22 PM Lad, Prabhakar
<prabhakar.csengg@gmail.com> wrote:
> On Fri, Aug 7, 2020 at 8:48 PM Sergei Shtylyov
> <sergei.shtylyov@gmail.com> wrote:
> > On 8/7/20 8:49 PM, Lad Prabhakar wrote:
> > > Add du node to r8a7742 SoC DT. Boards that want to enable the DU
> >
> >   Both "du" and "DU" on a single line? :-)
> >
> Argh my bad.

No worries, I can replace the former one by "Display Unit (DU)" while
applying.

> > > 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: Geert Uytterhoeven <geert+renesas@glider.be>
i.e. will queue in renesas-devel for v5.10, with the above fixed.

Gr{oetje,eeting}s,

                        Geert
diff mbox series

Patch

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>;