linux-kernel - [PATCH 8/8] arm64: zynqmp: Add PCIe resets

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Message-Id: <20260203002128.935842-9-sean.anderson@linux.dev>
Date: Mon,  2 Feb 2026 19:21:28 -0500
From: Sean Anderson <sean.anderson@...ux.dev>
To: Laurent Pinchart <laurent.pinchart@...asonboard.com>,
	Vinod Koul <vkoul@...nel.org>,
	linux-phy@...ts.infradead.org
Cc: Krzysztof Wilczyński <kwilczynski@...nel.org>,
	Lorenzo Pieralisi <lpieralisi@...nel.org>,
	Radhey Shyam Pandey <radhey.shyam.pandey@....com>,
	linux-kernel@...r.kernel.org,
	Michal Simek <michal.simek@....com>,
	linux-arm-kernel@...ts.infradead.org,
	linux-pci@...r.kernel.org,
	Neil Armstrong <neil.armstrong@...aro.org>,
	Rob Herring <robh@...nel.org>,
	Thippeswamy Havalige <thippeswamy.havalige@....com>,
	Manivannan Sadhasivam <mani@...nel.org>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Sean Anderson <sean.anderson@...ux.dev>
Subject: [PATCH 8/8] arm64: zynqmp: Add PCIe resets

Add PCIe reset bindings for the ZynqMP.

Signed-off-by: Sean Anderson <sean.anderson@...ux.dev>
---

 arch/arm64/boot/dts/xilinx/zynqmp.dtsi | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
index 938b014ca923..178b4c3a7ba4 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
+++ b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
@@ -969,6 +969,10 @@ pcie: pcie@...e0000 {
 					<0x0 0x0 0x0 0x4 &pcie_intc 0x4>;
 			/* iommus = <&smmu 0x4d0>; */
 			power-domains = <&zynqmp_firmware PD_PCIE>;
+			resets = <&zynqmp_reset ZYNQMP_RESET_PCIE_CFG>,
+				 <&zynqmp_reset ZYNQMP_RESET_PCIE_BRIDGE>,
+				 <&zynqmp_reset ZYNQMP_RESET_PCIE_CTRL>;
+			reset-names = "cfg", "bridge", "ctrl";
 			pcie_intc: legacy-interrupt-controller {
 				interrupt-controller;
 				#address-cells = <0>;
-- 
2.35.1.1320.gc452695387.dirty