From ac4f044344e0f77a0e0cab0c2d16a2888631322d Mon Sep 17 00:00:00 2001
From: Karthik Kantamneni <quic_vkantamn@quicinc.com>
Date: Thu, 5 Dec 2024 10:26:29 +0530
Subject: [PATCH] ARM: dts: msm: Add direct link dt node for tuna

Add direct link dt node for tuna, this device will
be used in direct-link use case and required for
SID configuration and sharing IOMMU bank with
wlan platform device.

Change-Id: Ie8cff03866fe9f514f160ed02d0ddc72c4dc5b5d
CRs-Fixed: 3992469
---
 tuna-wcn7750.dtsi | 19 +++++++++++++++----
 1 file changed, 15 insertions(+), 4 deletions(-)

diff --git a/tuna-wcn7750.dtsi b/tuna-wcn7750.dtsi
index 92ed6a70..97d70346 100644
--- a/tuna-wcn7750.dtsi
+++ b/tuna-wcn7750.dtsi
@@ -37,6 +37,13 @@
 		};
 	};
 
+	icnss2_direct_link_iommu_group0: icnss2_direct_link_iommu_group0 {
+		qcom,iommu-dma-addr-pool = <0xb0000000 0x10000000>;
+		qcom,iommu-geometry = <0xb0000000 0x10010000>;
+		qcom,iommu-dma = "fastmap";
+		qcom,iommu-faults = "stall-disable", "HUPCF", "non-fatal";
+	};
+
 	icnss2: qcom,wcn7750 {
 		compatible = "qcom,wcn7750";
 		reg = <0x17110040 0x0>,
@@ -81,10 +88,7 @@
 			     <GIC_SPI 798 IRQ_TYPE_EDGE_RISING>,
 			     <GIC_SPI 799 IRQ_TYPE_EDGE_RISING>;
 
-		qcom,iommu-dma = "fastmap";
-		qcom,iommu-faults = "stall-disable", "HUPCF", "non-fatal";
-		qcom,iommu-dma-addr-pool = <0xb0000000 0x10000000>;
-		qcom,iommu-geometry = <0xb0000000 0x10010000>;
+		qcom,iommu-group = <&icnss2_direct_link_iommu_group0>;
 		dma-coherent;
 		qcom,fw-prefix;
 		qcom,wlan;
@@ -176,4 +180,11 @@
 			interrupt-names = "qcom,smp2p-soc-wake-ack";
 		};
 	};
+
+	wlan_direct_link: qcom,icnss-direct-link {
+		compatible = "qcom,icnss-direct-link";
+		iommus = <&apps_smmu 0x100f 0x0>;
+		qcom,iommu-group = <&icnss2_direct_link_iommu_group0>;
+		dma-coherent;
+	};
 };