Re: [PATCH v4 2/2] arm64: dts: ti: k3-am62l3-evm: Add HDMI support

[Swamil Jain]

On 06-09-2026 19:14, Kumar, Udit wrote:
> On 8/11/2026 6:38 PM, Swamil Jain wrote:
> > From: Devarsh Thakkar <devarsht@xxxxxx>
> >
> > Add the SII9022 HDMI bridge and HDMI connector nodes, along with the
> > DPI pinmux configuration connecting VOUT0 to the bridge. Enable the DSS
> > and hook up its DPI output port to the SII9022 bridge input, and the
> > bridge output to the HDMI connector.
> >
> > Signed-off-by: Devarsh Thakkar <devarsht@xxxxxx>
> > Signed-off-by: Swamil Jain <s-jain1@xxxxxx>
> > ---
> >   arch/arm64/boot/dts/ti/k3-am62l3-evm.dts | 95 ++++++++++++++++++++++++
> >   1 file changed, 95 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/ti/k3-am62l3-evm.dts b/arch/arm64/boot/dts/ti/k3-am62l3-evm.dts
> > index 84a0cfaaf196..477de9de07e8 100644
> > --- a/arch/arm64/boot/dts/ti/k3-am62l3-evm.dts
> > +++ b/arch/arm64/boot/dts/ti/k3-am62l3-evm.dts
> > @@ -44,6 +44,18 @@ usr: button-usr {
> >   		};
> >   	};
> >   
> > +	hdmi0: connector-hdmi {
> > +		compatible = "hdmi-connector";
> > +		label = "hdmi";
> > +		type = "a";
> > +
> > +		port {
> > +			hdmi_connector_in: endpoint {
> > +				remote-endpoint = <&sii9022_out>;
> > +			};
> > +		};
> > +	};
> > +
> >   	leds {
> >   		compatible = "gpio-leds";
> >   		pinctrl-names = "default";
> > @@ -192,6 +204,38 @@ exp2: gpio@23 {
> >   		bootph-all;
> >   	};
> >   
> > +	sii9022: bridge-hdmi@3b {
> > +		compatible = "sil,sii9022";
> > +		reg = <0x3b>;
> > +		interrupt-parent = <&exp1>;
> > +		interrupts = <20 IRQ_TYPE_EDGE_FALLING>;
> > +		#sound-dai-cells = <0>;
> > +		sil,i2s-data-lanes = < 0 >;
> > +		pinctrl-names = "default";
> > +		pinctrl-0 = <&dpi_pins_default>;
>
> I think, dss is right place for pin mux, similar to
> https://elixir.bootlin.com/linux/v7.2.2/source/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board-infotainment.dtso#L153

We need DPI output out-of-box to enable HDMI, will add the configuration 
to dss node to the evm dts and re-spin the series.

Regards,
Swamil.

> > +		bootph-all;
> > +
> [..]