linux-kernel - [PATCH v5 8/9] arm64: dts: st: Add PCIe Endpoint mode on stm32mp251

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Message-ID: <20250224153313.3416318-9-christian.bruel@foss.st.com>
Date: Mon, 24 Feb 2025 16:33:12 +0100
From: Christian Bruel <christian.bruel@...s.st.com>
To: <christian.bruel@...s.st.com>, <lpieralisi@...nel.org>, <kw@...ux.com>,
        <manivannan.sadhasivam@...aro.org>, <robh@...nel.org>,
        <bhelgaas@...gle.com>, <krzk+dt@...nel.org>, <conor+dt@...nel.org>,
        <mcoquelin.stm32@...il.com>, <alexandre.torgue@...s.st.com>,
        <p.zabel@...gutronix.de>, <johan+linaro@...nel.org>,
        <cassel@...nel.org>, <quic_schintav@...cinc.com>
CC: <fabrice.gasnier@...s.st.com>, <linux-pci@...r.kernel.org>,
        <devicetree@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH v5 8/9] arm64: dts: st: Add PCIe Endpoint mode on stm32mp251

Add pcie_ep node to support STM32 MP25 PCIe driver based on the
DesignWare PCIe core configured as Endpoint mode

Signed-off-by: Christian Bruel <christian.bruel@...s.st.com>
---
 arch/arm64/boot/dts/st/stm32mp251.dtsi | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi b/arch/arm64/boot/dts/st/stm32mp251.dtsi
index a8abb13ab663..fe73161ed0d4 100644
--- a/arch/arm64/boot/dts/st/stm32mp251.dtsi
+++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi
@@ -909,6 +909,19 @@ stmmac_axi_config_1: stmmac-axi-config {
 				};
 			};
 
+			pcie_ep: pcie-ep@...00000 {
+				compatible = "st,stm32mp25-pcie-ep";
+				reg = <0x48400000 0x400000>,
+				      <0x10000000 0x8000000>;
+				reg-names = "dbi", "addr_space";
+				clocks = <&rcc CK_BUS_PCIE>;
+				resets = <&rcc PCIE_R>;
+				phys = <&combophy PHY_TYPE_PCIE>;
+				access-controllers = <&rifsc 68>;
+				power-domains = <&CLUSTER_PD>;
+				status = "disabled";
+			};
+
 			pcie_rc: pcie@...00000 {
 				compatible = "st,stm32mp25-pcie-rc";
 				device_type = "pci";
-- 
2.34.1