[PATCH 0/2] arm64: dts: qcom: enable IPA on sm8550

[PATCH 0/2] arm64: dts: qcom: enable IPA on sm8550

[Alex Elder]

Add the basic DTS information for supporting IPA on the Qualcomm
SM8550 SoC.  Enable IPA on the SM8550 QRD platform; GSI firmware is
loaded by the AP in this case.

					-Alex

Alex Elder (2):
  arm64: dts: qcom: sm8550: add IPA information
  arm64: dts: qcom: sm8550-qrd: enable IPA

 arch/arm64/boot/dts/qcom/sm8550-qrd.dts |  7 +++++
 arch/arm64/boot/dts/qcom/sm8550.dtsi    | 39 +++++++++++++++++++++++++
 2 files changed, 46 insertions(+)

-- 
2.34.1

[PATCH 1/2] arm64: dts: qcom: sm8550: add IPA information

[Alex Elder]

Add IPA-related nodes and definitions to "sm8550.dtsi", which uses
IPA v5.5.

Signed-off-by: Alex Elder <elder@linaro.org>
---
 arch/arm64/boot/dts/qcom/sm8550.dtsi | 39 ++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi
index 7bafb3d88d69b..4d28150c985b5 100644
--- a/arch/arm64/boot/dts/qcom/sm8550.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi
@@ -1995,6 +1995,45 @@ gpucc: clock-controller@3d90000 {
 			#power-domain-cells = <1>;
 		};
 
+		ipa: ipa@3f40000 {
+			compatible = "qcom,sm8550-ipa";
+
+			iommus = <&apps_smmu 0x4a0 0x0>,
+				 <&apps_smmu 0x4a2 0x0>;
+			reg = <0 0x3f40000 0 0x10000>,
+			      <0 0x3f50000 0 0x5000>,
+			      <0 0x3e04000 0 0xfc000>;
+			reg-names = "ipa-reg",
+				    "ipa-shared",
+				    "gsi";
+
+			interrupts-extended = <&intc GIC_SPI 654 IRQ_TYPE_EDGE_RISING>,
+					      <&intc GIC_SPI 432 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 = <&rpmhcc RPMH_IPA_CLK>;
+			clock-names = "core";
+
+			interconnects = <&aggre2_noc MASTER_IPA 0 &mc_virt SLAVE_EBI1 0>,
+					<&gem_noc MASTER_APPSS_PROC 0 &config_noc SLAVE_IPA_CFG 0>;
+			interconnect-names = "memory",
+					     "config";
+
+			qcom,qmp = <&aoss_qmp>;
+
+			qcom,smem-states = <&ipa_smp2p_out 0>,
+					   <&ipa_smp2p_out 1>;
+			qcom,smem-state-names = "ipa-clock-enabled-valid",
+						"ipa-clock-enabled";
+
+			status = "disabled";
+		};
+
 		remoteproc_mpss: remoteproc@4080000 {
 			compatible = "qcom,sm8550-mpss-pas";
 			reg = <0x0 0x04080000 0x0 0x4040>;
-- 
2.34.1

[PATCH 2/2] arm64: dts: qcom: sm8550-qrd: enable IPA

[Alex Elder]

Enable IPA on the SM8550 QRD.  The GSI firmware on this platform is
loaded by the AP.

Signed-off-by: Alex Elder <elder@linaro.org>
---
 arch/arm64/boot/dts/qcom/sm8550-qrd.dts | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8550-qrd.dts b/arch/arm64/boot/dts/qcom/sm8550-qrd.dts
index eef811def39bc..34c760549f3ee 100644
--- a/arch/arm64/boot/dts/qcom/sm8550-qrd.dts
+++ b/arch/arm64/boot/dts/qcom/sm8550-qrd.dts
@@ -585,6 +585,13 @@ fsa4480_sbu_mux: endpoint {
 	};
 };
 
+&ipa {
+	qcom,gsi-loader = "self";
+	memory-region = <&ipa_fw_mem>;
+	firmware-name = "qcom/sm8550/ipa_fws.mbn";
+	status = "okay";
+};
+
 &gcc {
 	clocks = <&bi_tcxo_div2>, <&sleep_clk>,
 		 <&pcie0_phy>,
-- 
2.34.1

Re: [PATCH 0/2] arm64: dts: qcom: enable IPA on sm8550

[neil.armstrong]

On 24/11/2023 19:17, Alex Elder wrote:
> Add the basic DTS information for supporting IPA on the Qualcomm
> SM8550 SoC.  Enable IPA on the SM8550 QRD platform; GSI firmware is
> loaded by the AP in this case.
> 
> 					-Alex
> 
> Alex Elder (2):
>    arm64: dts: qcom: sm8550: add IPA information
>    arm64: dts: qcom: sm8550-qrd: enable IPA
> 
>   arch/arm64/boot/dts/qcom/sm8550-qrd.dts |  7 +++++
>   arch/arm64/boot/dts/qcom/sm8550.dtsi    | 39 +++++++++++++++++++++++++
>   2 files changed, 46 insertions(+)
> 

Tested-by: Neil Armstrong <neil.armstrong@linaro.org> # on SM8550-QRD

Thanks,
Neil

Re: [PATCH 0/2] arm64: dts: qcom: enable IPA on sm8550

[Bjorn Andersson]

On Fri, 24 Nov 2023 12:17:16 -0600, Alex Elder wrote:
> Add the basic DTS information for supporting IPA on the Qualcomm
> SM8550 SoC.  Enable IPA on the SM8550 QRD platform; GSI firmware is
> loaded by the AP in this case.
> 
> 					-Alex
> 
> Alex Elder (2):
>   arm64: dts: qcom: sm8550: add IPA information
>   arm64: dts: qcom: sm8550-qrd: enable IPA
> 
> [...]

Applied, thanks!

[1/2] arm64: dts: qcom: sm8550: add IPA information
      commit: 32c5a8b93ba543e3cc596b0272b5ed7fac82278c
[2/2] arm64: dts: qcom: sm8550-qrd: enable IPA
      commit: 33eae059ccaf71f6243dd919add405dfefd275e7

Best regards,
-- 
Bjorn Andersson <andersson@kernel.org>