[PATCH u-boot-marvell] arm: mvebu: dts: turris_mox: fix non-working USB port

Stefan Roese sr at denx.de
Wed Mar 23 07:46:40 CET 2022


Added Tom to Cc.

On 3/23/22 06:55, Stefan Roese wrote:
> On 3/22/22 17:17, Marek Behún wrote:
>> From: Marek Behún <marek.behun at nic.cz>
>>
>> Commit 0934dddc6436 ("arm: a37xx: Update DTS files to version from
>> upstream Linux kernel") ported Linux's device-tree files for Armada 3720
>> SOCs. This broke USB port on Turris MOX, because in Linux' DTS the bus
>> voltage supply is described as a `phy-supply` property of connector
>> node, a mechanism that is not supported in U-Boot yet.
>>
>> For now, fix this by adding `vbus-supply` to usb3 node.
>>
>> Fixes: 0934dddc6436 ("arm: a37xx: Update DTS files to version from 
>> upstream Linux kernel")
>> Signed-off-by: Marek Behún <marek.behun at nic.cz>
> 
> Reviewed-by: Stefan Roese <sr at denx.de>
> 
>> ---
>> Dear Stefan, as with the network issue, could we get this to master ASAP?
> 
> Sure. Let me try...

Tom, I'm having trouble with CI, Azure and Gitlab both report problems
with "test.py coreboot":

https://dev.azure.com/sr0718/u-boot/_build/results?buildId=167&view=results

This should not result from this patch though.

Could you please pull this patch/fix directly?

Thanks,
Stefan

> Thanks,
> Stefan
> 
>> ---
>>   arch/arm/dts/armada-3720-turris-mox-u-boot.dtsi | 4 ++++
>>   1 file changed, 4 insertions(+)
>>
>> diff --git a/arch/arm/dts/armada-3720-turris-mox-u-boot.dtsi 
>> b/arch/arm/dts/armada-3720-turris-mox-u-boot.dtsi
>> index 2e05b973d2..28a36a6103 100644
>> --- a/arch/arm/dts/armada-3720-turris-mox-u-boot.dtsi
>> +++ b/arch/arm/dts/armada-3720-turris-mox-u-boot.dtsi
>> @@ -21,3 +21,7 @@
>>   };
>>   /delete-node/ &mdio;
>> +
>> +&usb3 {
>> +    vbus-supply = <&exp_usb3_vbus>;
>> +};
> 
> Viele Grüße,
> Stefan Roese
> 

Viele Grüße,
Stefan Roese

-- 
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