[PATCH v1 2/4] arm64: dts: rockchip: Add eDP node for RK3576

[Damon Ding]

Hi Nicolas,

On 3/16/2026 7:31 PM, Nicolas Frattaroli wrote:
> On Tuesday, 10 March 2026 11:53:05 Central European Standard Time Damon Ding wrote:
>> Add support for the eDP output on RK3576 SoC.
>>
>> Signed-off-by: Damon Ding <damon.ding at rock-chips.com>
>> ---
>>   arch/arm64/boot/dts/rockchip/rk3576.dtsi | 28 ++++++++++++++++++++++++
>>   1 file changed, 28 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/rockchip/rk3576.dtsi b/arch/arm64/boot/dts/rockchip/rk3576.dtsi
>> index a86fc6b4e8c4..14900a66d3e1 100644
>> --- a/arch/arm64/boot/dts/rockchip/rk3576.dtsi
>> +++ b/arch/arm64/boot/dts/rockchip/rk3576.dtsi
>> @@ -1446,6 +1446,34 @@ hdmi_out: port at 1 {
>>   			};
>>   		};
>>   
>> +		edp: edp at 27dc0000 {
>> +			compatible = "rockchip,rk3576-edp";
>> +			reg = <0x0 0x27dc0000 0x0 0x1000>;
>> +			clocks = <&cru CLK_EDP0_24M>, <&cru PCLK_EDP0>, <&cru HCLK_VO0_ROOT>;
>> +			clock-names = "dp", "pclk", "hclk";
>> +			interrupts = <GIC_SPI 365 IRQ_TYPE_LEVEL_HIGH>;
>> +			phys = <&hdptxphy>;
>> +			phy-names = "dp";
>> +			power-domains = <&power RK3576_PD_VO0>;
>> +			resets = <&cru SRST_EDP0_24M>, <&cru SRST_P_EDP0>;
>> +			reset-names = "dp", "apb";
>> +			rockchip,grf = <&vo0_grf>;
>> +			status = "disabled";
>> +
>> +			ports {
>> +				#address-cells = <1>;
>> +				#size-cells = <0>;
>> +
>> +				edp_in: port at 0 {
>> +					reg = <0>;
>> +				};
>> +
>> +				edp_out: port at 1 {
>> +					reg = <1>;
>> +				};
>> +			};
>> +		};
>> +
>>   		sai7: sai at 27ed0000 {
>>   			compatible = "rockchip,rk3576-sai";
>>   			reg = <0x0 0x27ed0000 0x0 0x1000>;
>>
> 
> Reviewed-by: Nicolas Frattaroli <nicolas.frattaroli at collabora.com>
> 
> By cross-referencing the TRM, I checked the address, the IRQ number,
> and the power domain, and verified that there are no new check_dtbs
> warnings introduced.
> 
> 

Thanks for the review.

Best regards,
Damon