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[4/5] arm64: dts: renesas: r8a77970: add LVDS support

Message ID 20180119195439.145129729@cogentembedded.com (mailing list archive)
State Changes Requested
Delegated to: Simon Horman
Headers show

Commit Message

Sergei Shtylyov Jan. 19, 2018, 7:42 p.m. UTC
Define the generic R8A77970 part of the LVDS device node.

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>

---
 arch/arm64/boot/dts/renesas/r8a77970.dtsi |   25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

Comments

Geert Uytterhoeven Jan. 19, 2018, 8:13 p.m. UTC | #1
Hi Sergei,

On Fri, Jan 19, 2018 at 8:42 PM, Sergei Shtylyov
<sergei.shtylyov@cogentembedded.com> wrote:
> Define the generic R8A77970 part of the LVDS device node.
>
> Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>

I love your patch! Yet something to improve...

> --- renesas.orig/arch/arm64/boot/dts/renesas/r8a77970.dtsi
> +++ renesas/arch/arm64/boot/dts/renesas/r8a77970.dtsi
> @@ -654,6 +654,31 @@
>                                 port@1 {
>                                         reg = <1>;
>                                         du_out_lvds: endpoint {
> +                                               remote-endpoint = <&lvds_in>;
> +                                       };
> +                               };
> +                       };
> +               };
> +
> +               lvds: lvds@feb90000 {
> +                       compatible = "renesas,r8a77970-lvds";
> +                       reg = <0 0xfeb90000 0 0x14>;
> +                       clocks = <&cpg CPG_MOD 727>;

Missing resets and power-domains properties.

> +                       status = "disabled";
> +
> +                       ports {
> +                               #address-cells = <1>;
> +                               #size-cells = <0>;
> +
> +                               port@0 {
> +                                       reg = <0>;
> +                                       lvds_in: endpoint {
> +                                               remote-endpoint = <&du_out_lvds>;
> +                                       };
> +                               };
> +                               port@1 {
> +                                       reg = <1>;
> +                                       lvds_out: endpoint {
>                                         };
>                                 };
>                         };
>

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
diff mbox

Patch

Index: renesas/arch/arm64/boot/dts/renesas/r8a77970.dtsi
===================================================================
--- renesas.orig/arch/arm64/boot/dts/renesas/r8a77970.dtsi
+++ renesas/arch/arm64/boot/dts/renesas/r8a77970.dtsi
@@ -654,6 +654,31 @@ 
 				port@1 {
 					reg = <1>;
 					du_out_lvds: endpoint {
+						remote-endpoint = <&lvds_in>;
+					};
+				};
+			};
+		};
+
+		lvds: lvds@feb90000 {
+			compatible = "renesas,r8a77970-lvds";
+			reg = <0 0xfeb90000 0 0x14>;
+			clocks = <&cpg CPG_MOD 727>;
+			status = "disabled";
+
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port@0 {
+					reg = <0>;
+					lvds_in: endpoint {
+						remote-endpoint = <&du_out_lvds>;
+					};
+				};
+				port@1 {
+					reg = <1>;
+					lvds_out: endpoint {
 					};
 				};
 			};