From: Alex Elder <elder@linaro.org>
Date: Wed, 4 Aug 2021 21:02:11 +0000 (-0500)
Subject: arm64: dts: qcom: sc7280: add IPA information
X-Git-Tag: accepted/tizen/unified/20230118.172025~6510^2~7^2~10
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=fc4f0273d4fba2c125141ef45474d253f6c28f3f;p=platform%2Fkernel%2Flinux-rpi.git

arm64: dts: qcom: sc7280: add IPA information

Add IPA-related nodes and definitions to "sc7280.dtsi", including
the reserved memory area used for AP-based IPA firmware loading.

Signed-off-by: Alex Elder <elder@linaro.org>
Link: https://lore.kernel.org/r/20210804210214.1891755-2-elder@linaro.org
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
---

diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index 11c1c20..f70ab3c 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -69,6 +69,11 @@
 			no-map;
 			reg = <0x0 0x80b00000 0x0 0x100000>;
 		};
+
+		ipa_fw_mem: memory@8b700000 {
+			reg = <0 0x8b700000 0 0x10000>;
+			no-map;
+		};
 	};
 
 	cpus {
@@ -581,6 +586,43 @@
 			qcom,bcm-voters = <&apps_bcm_voter>;
 		};
 
+		ipa: ipa@1e40000 {
+			compatible = "qcom,sc7280-ipa";
+
+			iommus = <&apps_smmu 0x480 0x0>,
+				 <&apps_smmu 0x482 0x0>;
+			reg = <0 0x1e40000 0 0x8000>,
+			      <0 0x1e50000 0 0x4ad0>,
+			      <0 0x1e04000 0 0x23000>;
+			reg-names = "ipa-reg",
+				    "ipa-shared",
+				    "gsi";
+
+			interrupts-extended = <&intc 0 654 IRQ_TYPE_EDGE_RISING>,
+					      <&intc 0 432 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 &cnoc2 SLAVE_IPA_CFG 0>;
+			interconnect-names = "memory",
+					     "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";
+		};
+
 		tcsr_mutex: hwlock@1f40000 {
 			compatible = "qcom,tcsr-mutex", "syscon";
 			reg = <0 0x01f40000 0 0x40000>;