Added IPA nodes and definitions.

Signed-off-by: Wojciech Slenska <wojciech.slenska@gmail.com>
---
 arch/arm64/boot/dts/qcom/qcm2290.dtsi | 52 +++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/qcm2290.dtsi b/arch/arm64/boot/dts/qcom/qcm2290.dtsi
index 79bc42ffb6a1..0d39fd73888a 100644
--- a/arch/arm64/boot/dts/qcom/qcm2290.dtsi
+++ b/arch/arm64/boot/dts/qcom/qcm2290.dtsi
@@ -428,6 +428,17 @@ wlan_smp2p_in: wlan-wpss-to-ap {
 			interrupt-controller;
 			#interrupt-cells = <2>;
 		};
+
+		ipa_smp2p_out: ipa-ap-to-modem {
+			qcom,entry-name = "ipa";
+			#qcom,smem-state-cells = <1>;
+		};
+
+		ipa_smp2p_in: ipa-modem-to-ap {
+			qcom,entry-name = "ipa";
+			interrupt-controller;
+			#interrupt-cells = <2>;
+		};
 	};
 
 	soc: soc@0 {
@@ -1431,6 +1442,47 @@ usb_dwc3_ss: endpoint {
 			};
 		};
 
+		ipa: ipa@5840000 {
+			compatible = "qcom,qcm2290-ipa", "qcom,sc7180-ipa";
+
+			iommus = <&apps_smmu 0x140 0x0>;
+			reg = <0x0 0x5840000 0x0 0x7000>,
+			      <0x0 0x5847000 0x0 0x2000>,
+			      <0x0 0x5804000 0x0 0x2c000>;
+			reg-names = "ipa-reg",
+				    "ipa-shared",
+				    "gsi";
+
+			interrupts-extended = <&intc GIC_SPI 257 IRQ_TYPE_EDGE_RISING>,
+					      <&intc GIC_SPI 259 IRQ_TYPE_LEVEL_HIGH>,
+					      <&ipa_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,
+					      <&ipa_smp2p_in 1 IRQ_TYPE_EDGE_RISING>;
+			interrupt-names = "ipa",
+					  "gsi",
+					  "ipa-clock-query",
+					  "ipa-setup-ready";
+
+			clocks = <&rpmcc RPM_SMD_IPA_CLK>;
+			clock-names = "core";
+
+			interconnects = <&system_noc MASTER_IPA RPM_ALWAYS_TAG
+					 &bimc SLAVE_EBI1 RPM_ALWAYS_TAG>,
+					<&system_noc MASTER_IPA RPM_ALWAYS_TAG
+					 &system_noc SLAVE_IMEM RPM_ALWAYS_TAG>,
+					<&bimc MASTER_APPSS_PROC RPM_ALWAYS_TAG
+					 &config_noc SLAVE_IPA_CFG RPM_ALWAYS_TAG>;
+			interconnect-names = "memory",
+					     "imem",
+					     "config";
+
+			qcom,smem-states = <&ipa_smp2p_out 0>,
+					   <&ipa_smp2p_out 1>;
+			qcom,smem-state-names = "ipa-clock-enabled-valid",
+						"ipa-clock-enabled";
+
+			status = "disabled";
+		};
+
 		gpu: gpu@5900000 {
 			compatible = "qcom,adreno-07000200", "qcom,adreno";
 			reg = <0x0 0x05900000 0x0 0x40000>;
-- 
2.34.1

On 12/20/24 8:35 AM, Wojciech Slenska wrote:
> Added IPA nodes and definitions.
> 
> Signed-off-by: Wojciech Slenska <wojciech.slenska@gmail.com>
> ---
>  arch/arm64/boot/dts/qcom/qcm2290.dtsi | 52 +++++++++++++++++++++++++++
>  1 file changed, 52 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/qcm2290.dtsi b/arch/arm64/boot/dts/qcom/qcm2290.dtsi
> index 79bc42ffb6a1..0d39fd73888a 100644
> --- a/arch/arm64/boot/dts/qcom/qcm2290.dtsi
> +++ b/arch/arm64/boot/dts/qcom/qcm2290.dtsi
> @@ -428,6 +428,17 @@ wlan_smp2p_in: wlan-wpss-to-ap {
>  			interrupt-controller;
>  			#interrupt-cells = <2>;
>  		};
> +
> +		ipa_smp2p_out: ipa-ap-to-modem {
> +			qcom,entry-name = "ipa";
> +			#qcom,smem-state-cells = <1>;
> +		};
> +
> +		ipa_smp2p_in: ipa-modem-to-ap {
> +			qcom,entry-name = "ipa";
> +			interrupt-controller;
> +			#interrupt-cells = <2>;
> +		};
>  	};
>  
>  	soc: soc@0 {
> @@ -1431,6 +1442,47 @@ usb_dwc3_ss: endpoint {
>  			};
>  		};
>  
> +		ipa: ipa@5840000 {
> +			compatible = "qcom,qcm2290-ipa", "qcom,sc7180-ipa";
> +
> +			iommus = <&apps_smmu 0x140 0x0>;
> +			reg = <0x0 0x5840000 0x0 0x7000>,
> +			      <0x0 0x5847000 0x0 0x2000>,
> +			      <0x0 0x5804000 0x0 0x2c000>;

Please pad the address parts to 8 hex digits with leading zeroes

> +			reg-names = "ipa-reg",
> +				    "ipa-shared",
> +				    "gsi";
> +
> +			interrupts-extended = <&intc GIC_SPI 257 IRQ_TYPE_EDGE_RISING>,
> +					      <&intc GIC_SPI 259 IRQ_TYPE_LEVEL_HIGH>,
> +					      <&ipa_smp2p_in 0 IRQ_TYPE_EDGE_RISING>,
> +					      <&ipa_smp2p_in 1 IRQ_TYPE_EDGE_RISING>;
> +			interrupt-names = "ipa",
> +					  "gsi",
> +					  "ipa-clock-query",
> +					  "ipa-setup-ready";
> +
> +			clocks = <&rpmcc RPM_SMD_IPA_CLK>;
> +			clock-names = "core";
> +
> +			interconnects = <&system_noc MASTER_IPA RPM_ALWAYS_TAG
> +					 &bimc SLAVE_EBI1 RPM_ALWAYS_TAG>,
> +					<&system_noc MASTER_IPA RPM_ALWAYS_TAG
> +					 &system_noc SLAVE_IMEM RPM_ALWAYS_TAG>,
> +					<&bimc MASTER_APPSS_PROC RPM_ALWAYS_TAG
> +					 &config_noc SLAVE_IPA_CFG RPM_ALWAYS_TAG>;

this last path should be RPM_ACTIVE_TAG - that makes paths involving the
CPU automatically collapse (as per the power management uC's decision)
whenever it's possible


Konrad