On Wed, Sep 27, 2017 at 05:28:37PM +0530, Manikanta Maddireddy wrote:
> Enable x4 PCIe slot on Jetson TX2.
>
> Signed-off-by: Manikanta Maddireddy <mmaddireddy@xxxxxxxxxx>
> Reviewed-by: Mikko Perttunen <mperttunen@xxxxxxxxxx>
> Tested-by: Mikko Perttunen <mperttunen@xxxxxxxxxx>
> ---
> V2: No change in this patch
> arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi | 24 ++++++++++++++++++++++++
> 1 file changed, 24 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
> index cf84d7046ad5..a4d96b2a23b4 100644
> --- a/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
> +++ b/arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi
> @@ -378,4 +378,28 @@
> vin-supply = <&vdd_1v8>;
> };
> };
> +
> + pcie@10003000 {
> + status = "okay";
> +
> + dvdd-pex-supply = <&vdd_pex>;
> + hvdd-pex-pll-supply = <&vdd_1v8>;
> + hvdd-pex-supply = <&vdd_1v8>;
> + vddio-pexctl-aud-supply = <&vdd_1v8>;
> +
> + pci@1,0 {
> + nvidia,num-lanes = <4>;
> + status = "okay";
> + };
> +
> + pci@2,0 {
> + nvidia,num-lanes = <0>;
> + status = "disabled";
> + };
> +
> + pci@3,0 {
> + nvidia,num-lanes = <1>;
> + status = "disabled";
> + };
> + };
I moved this to tegra186-p2771-0000.dts because it exposes connectors
that are on the carrier board rather than the processor module.
Applied to for-4.15/arm64/dt, thanks.
Thierry
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