Re: [PATCH v2] arm64: dts: ti: k3-am642-evm-pcie0-ep: Add boot phase tag to "pcie0_ep"
From: Vignesh Raghavendra
Date: Wed Jun 11 2025 - 04:44:37 EST
On 10/06/25 11:19, Hrushikesh Salunke wrote:
> AM64X SoC has one instance of PCIe which is PCIe0. To support PCIe boot
> on AM64X SoC, PCIe0 needs to be in endpoint mode and it needs to be
> functional at all stages of PCIe boot process. Thus add the
> "bootph-all" boot phase tag to "pcie0_ep" device tree node.
>
> Signed-off-by: Hrushikesh Salunke <h-salunke@xxxxxx>
> ---
> This patch is based on commit
> 475c850a7fdd Add linux-next specific files for 20250606
>
> Changes since v1
> As per feedback from Nishanth, changed the position of "bootph-all"
> tag, according to ordering rules for device tree properties.
>
> v1 : https://lore.kernel.org/all/20250609115930.w2s6jzg7xii55dlu@speckled/
>
> arch/arm64/boot/dts/ti/k3-am642-evm-pcie0-ep.dtso | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-am642-evm-pcie0-ep.dtso b/arch/arm64/boot/dts/ti/k3-am642-evm-pcie0-ep.dtso
> index 432751774853..a7e8d4ea98ac 100644
> --- a/arch/arm64/boot/dts/ti/k3-am642-evm-pcie0-ep.dtso
> +++ b/arch/arm64/boot/dts/ti/k3-am642-evm-pcie0-ep.dtso
> @@ -46,6 +46,7 @@ pcie0_ep: pcie-ep@f102000 {
> max-functions = /bits/ 8 <1>;
> phys = <&serdes0_pcie_link>;
> phy-names = "pcie-phy";
> + bootph-all;
> ti,syscon-pcie-ctrl = <&pcie0_ctrl 0x0>;
> };
> };
Are the patches for PCIe boot support merged to U-Boot or such other
bootloader repo?
--
Regards
Vignesh
https://ti.com/opensource