linux-kernel - [PATCH v2 17/21] ARM: dts: qcom: ipq8064: Add PCIe bridge node

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Message-Id: <20240321-pcie-qcom-bridge-dts-v2-17-1eb790c53e43@linaro.org>
Date: Thu, 21 Mar 2024 16:46:37 +0530
From: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
To: Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konrad.dybcio@...aro.org>, Rob Herring <robh+dt@...nel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, 
 Conor Dooley <conor+dt@...nel.org>, cros-qcom-dts-watchers@...omium.org, 
 Rob Herring <robh@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, 
 Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Subject: [PATCH v2 17/21] ARM: dts: qcom: ipq8064: Add PCIe bridge node

On Qcom SoCs, the PCIe host bridge is connected to a single PCIe bridge
for each controller instance. Hence, add a node to represent the bridge.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
---
 arch/arm/boot/dts/qcom/qcom-ipq8064.dtsi | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/arch/arm/boot/dts/qcom/qcom-ipq8064.dtsi b/arch/arm/boot/dts/qcom/qcom-ipq8064.dtsi
index 2eb6758b6a3a..f128510d8445 100644
--- a/arch/arm/boot/dts/qcom/qcom-ipq8064.dtsi
+++ b/arch/arm/boot/dts/qcom/qcom-ipq8064.dtsi
@@ -1121,6 +1121,16 @@ pcie0: pcie@...00000 {
 
 			status = "disabled";
 			perst-gpios = <&qcom_pinmux 3 GPIO_ACTIVE_LOW>;
+
+			pcie@0 {
+				device_type = "pci";
+				reg = <0x0 0x0 0x0 0x0 0x0>;
+				bus-range = <0x01 0xff>;
+
+				#address-cells = <3>;
+				#size-cells = <2>;
+				ranges;
+			};
 		};
 
 		pcie1: pcie@...00000 {
@@ -1172,6 +1182,16 @@ pcie1: pcie@...00000 {
 
 			status = "disabled";
 			perst-gpios = <&qcom_pinmux 48 GPIO_ACTIVE_LOW>;
+
+			pcie@0 {
+				device_type = "pci";
+				reg = <0x0 0x0 0x0 0x0 0x0>;
+				bus-range = <0x01 0xff>;
+
+				#address-cells = <3>;
+				#size-cells = <2>;
+				ranges;
+			};
 		};
 
 		pcie2: pcie@...00000 {
@@ -1223,6 +1243,16 @@ pcie2: pcie@...00000 {
 
 			status = "disabled";
 			perst-gpios = <&qcom_pinmux 63 GPIO_ACTIVE_LOW>;
+
+			pcie@0 {
+				device_type = "pci";
+				reg = <0x0 0x0 0x0 0x0 0x0>;
+				bus-range = <0x01 0xff>;
+
+				#address-cells = <3>;
+				#size-cells = <2>;
+				ranges;
+			};
 		};
 
 		qsgmii_csr: syscon@...00000 {

-- 
2.25.1