Re: [PATCH v12 8/9] arm64: dts: st: Add PCIe Endpoint mode on stm32mp251

From: Manivannan Sadhasivam
Date: Mon Jun 23 2025 - 08:18:04 EST


On Tue, Jun 10, 2025 at 11:07:13AM +0200, Christian Bruel wrote:
> 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@xxxxxxxxxxx>

Acked-by: Manivannan Sadhasivam <mani@xxxxxxxxxx>

- Mani

> ---
> arch/arm64/boot/dts/st/stm32mp251.dtsi | 15 +++++++++++++++
> 1 file changed, 15 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi b/arch/arm64/boot/dts/st/stm32mp251.dtsi
> index 781d0e43ab59..23dcc889c3e8 100644
> --- a/arch/arm64/boot/dts/st/stm32mp251.dtsi
> +++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi
> @@ -1140,6 +1140,21 @@ stmmac_axi_config_1: stmmac-axi-config {
> };
> };
>
> + pcie_ep: pcie-ep@48400000 {
> + compatible = "st,stm32mp25-pcie-ep";
> + reg = <0x48400000 0x100000>,
> + <0x48500000 0x100000>,
> + <0x48700000 0x80000>,
> + <0x10000000 0x10000000>;
> + reg-names = "dbi", "dbi2", "atu", "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@48400000 {
> compatible = "st,stm32mp25-pcie-rc";
> device_type = "pci";
> --
> 2.34.1
>

--
மணிவண்ணன் சதாசிவம்