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

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Message-ID: <de275zjaafymohqbcao5tvk2bul5f3fvqgsla4yjfvvueg75yz@dpqh2vs3t6kg>
Date: Mon, 23 Jun 2025 06:15:12 -0600
From: Manivannan Sadhasivam <mani@...nel.org>
To: Christian Bruel <christian.bruel@...s.st.com>
Cc: lpieralisi@...nel.org, kwilczynski@...nel.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, shradha.t@...sung.com, 
	thippeswamy.havalige@....com, quic_schintav@...cinc.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: Re: [PATCH v12 8/9] arm64: dts: st: Add PCIe Endpoint mode on
 stm32mp251

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@...s.st.com>

Acked-by: Manivannan Sadhasivam <mani@...nel.org>

- 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@...00000 {
> +				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@...00000 {
>  				compatible = "st,stm32mp25-pcie-rc";
>  				device_type = "pci";
> -- 
> 2.34.1
> 

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