On 19:59-20210526, Kishon Vijay Abraham I wrote:
> AM64 has one PCIe instance which can be configured in either
> host mode (RC) or device mode (EP). Add PCIe DT node for host
> mode and device mode here.
>
> Signed-off-by: Kishon Vijay Abraham I <kishon@xxxxxx>
> ---
> arch/arm64/boot/dts/ti/k3-am64-main.dtsi | 46 ++++++++++++++++++++++++
> 1 file changed, 46 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
> index a67f10406a8e..9c77f7da5d28 100644
> --- a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
> @@ -728,4 +728,50 @@
> #clock-cells = <1>;
> };
> };
> +
> + pcie0_rc: pcie@f102000 {
> + compatible = "ti,am64-pcie-host", "ti,j721e-pcie-host";
> + reg = <0x00 0x0f102000 0x00 0x1000>,
> + <0x00 0x0f100000 0x00 0x400>,
> + <0x00 0x0d000000 0x00 0x00800000>,
> + <0x00 0x68000000 0x00 0x00001000>;
> + reg-names = "intd_cfg", "user_cfg", "reg", "cfg";
[...]
> +
> + pcie0_ep: pcie-ep@f102000 {
Hmm...
Warning (unique_unit_address): /bus@f4000/pcie@f102000: duplicate unit-address (also used in node /bus@f4000/pcie-ep@f102000)
we could pick reg for pcie-ep for node address, instead of intd_cfg address?
OR, does that mess something else up?
> + compatible = "ti,am64-pcie-ep", "ti,j721e-pcie-ep";
> + reg = <0x00 0x0f102000 0x00 0x1000>,
> + <0x00 0x0f100000 0x00 0x400>,
> + <0x00 0x0d000000 0x00 0x00800000>,
> + <0x00 0x68000000 0x00 0x08000000>;
[...]
--
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3 1A34 DDB5 849D 1736 249D
