* Tony Lindgren <tony@xxxxxxxxxxx> [170105 11:14]:
> We can now configure the PMIC interrupt to provide us VBUS
> events. In that case we don't need to constantly poll the
> status and can make it optional. This is only wired up
> for the mini-B interface on beaglebone.
>
> Note that eventually we should get also the connect status
> for the host interface when the am335x internal PM coprocessor
> provides us with an IRQ chip. For now, we still need to poll
> for the host mode status.
And here's a related patch I can queue separately to configure it.
Regards,
Tony
8< ---------------------------------
From: Tony Lindgren <tony@xxxxxxxxxxx>
Date: Tue, 27 Dec 2016 08:03:41 -0800
Subject: [PATCH] ARM: dts: Configure BeagleBone peripheral USB VBUS irq
This prevents having to poll peripheral USB port cable status.
Signed-off-by: Tony Lindgren <tony@xxxxxxxxxxx>
---
arch/arm/boot/dts/am335x-bone-common.dtsi | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/arm/boot/dts/am335x-bone-common.dtsi b/arch/arm/boot/dts/am335x-bone-common.dtsi
--- a/arch/arm/boot/dts/am335x-bone-common.dtsi
+++ b/arch/arm/boot/dts/am335x-bone-common.dtsi
@@ -207,6 +207,8 @@
&usb0 {
status = "okay";
dr_mode = "peripheral";
+ interrupts-extended = <&intc 18 &tps 0>;
+ interrupt-names = "mc", "vbus";
};
&usb1 {
--
2.11.0
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