On 5/6/19 9:41 AM, Thierry Reding wrote:
From: Thierry Reding <treding@xxxxxxxxxx>
The recently introduced XUSB support for Jetson TX2 is causing boot, CPU
hotplug and suspend/resume failures according to several reports.
Temporarily work around this by disabling the XUSB controller and XUSB
pad controller nodes in device tree, while we figure out what's causing
this.
Reported-by: Bitan Biswas <bbiswas@xxxxxxxxxx>
Reported-by: Jonathan Hunter <jonathanh@xxxxxxxxxx>
Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
---
arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts b/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts
index 75ee6cf1e1b4..14d7fea82daf 100644
--- a/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts
@@ -59,7 +59,7 @@
};
padctl@3520000 {
- status = "okay";
+ status = "disabled";
avdd-pll-erefeut-supply = <&vdd_1v8_pll>;
avdd-usb-supply = <&vdd_3v3_sys>;
@@ -137,7 +137,7 @@
};
usb@3530000 {
- status = "okay";
+ status = "disabled";
phys = <&{/padctl@3520000/pads/usb2/lanes/usb2-0}>,
<&{/padctl@3520000/pads/usb2/lanes/usb2-1}>,
Verified with this patch that Jetson TX2 core power is again turning off
and suspend mode is entered with additional Tegra186 suspend patches
from below patch list under review :
http://patchwork.ozlabs.org/project/linux-tegra/list/?series=78866
