On 6/7/22 15:22, Conor Dooley wrote:
The usb on icicle kit is actually configured for otg, not host mode.
Swap it over.
To my understanding both host mode and OTG mode could be supported by
the hardware.
Jumper J17 on
https://www.microsemi.com/images/10/MicrosoftTeams-image%201.png.
USB device mode selection - Open: USB client. Closed: USB host
Is OTG really the most important scenario for running the board? I
personally would prefer to run it in host mode to add more peripherals.
What is missing on the driver side to enable host mode?
Can we detect the 5 Volt jumper setting via GPIO?
Best regards
Heinrich
Fixes: 528a5b1f2556 ("riscv: dts: microchip: add new peripherals to icicle kit device tree")
Signed-off-by: Conor Dooley<conor.dooley@xxxxxxxxxxxxx>
---
arch/riscv/boot/dts/microchip/mpfs-icicle-kit.dts | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/riscv/boot/dts/microchip/mpfs-icicle-kit.dts b/arch/riscv/boot/dts/microchip/mpfs-icicle-kit.dts
index 044982a11df5..121b01c8784f 100644
--- a/arch/riscv/boot/dts/microchip/mpfs-icicle-kit.dts
+++ b/arch/riscv/boot/dts/microchip/mpfs-icicle-kit.dts
@@ -158,5 +158,5 @@ &syscontroller {
&usb {
status = "okay";
- dr_mode = "host";
+ dr_mode = "otg";
};
-- 2.36.1
