summaryrefslogtreecommitdiff
path: root/arch/arm64/boot
diff options
context:
space:
mode:
authorManikanta Maddireddy <mmaddireddy@nvidia.com>2017-09-27 17:28:37 +0530
committerThierry Reding <treding@nvidia.com>2017-10-19 16:35:50 +0200
commit89b469cc1d668e1e4c86796bc0ae8cd92366736f (patch)
tree84120ad37fc87017b249193ac70af197f642660d /arch/arm64/boot
parentf8973cf43cf02ddb6daca5dd353e0a264bec3b56 (diff)
arm64: tegra: Enable PCIe on Jetson TX2
Enable x4 PCIe slot on Jetson TX2. Signed-off-by: Manikanta Maddireddy <mmaddireddy@nvidia.com> Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com> Tested-by: Mikko Perttunen <mperttunen@nvidia.com> Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'arch/arm64/boot')
-rw-r--r--arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts24
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts b/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts
index 8daadadec63a..d45356fa1751 100644
--- a/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts
@@ -49,6 +49,30 @@
vmmc-supply = <&vdd_sd>;
};
+ 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";
+ };
+ };
+
gpio-keys {
compatible = "gpio-keys";