From: Ravi Gunasekaran <r-gunasekaran@ti.com>
To: Roger Quadros <rogerq@kernel.org>, Nishanth Menon <nm@ti.com>,
Vignesh Raghavendra <vigneshr@ti.com>,
Tero Kristo <kristo@kernel.org>, Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Conor Dooley <conor+dt@kernel.org>
Cc: Andrew Davis <afd@ti.com>, <b-liu@ti.com>, <srk@ti.com>,
<linux-arm-kernel@lists.infradead.org>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
Ravi Gunasekaran <r-gunasekaran@ti.com>
Subject: Re: [PATCH v7 3/3] arm64: dts: ti: k3-am62a: Disable USB LPM
Date: Tue, 16 Apr 2024 12:03:55 +0530 [thread overview]
Message-ID: <d79cfcb1-5883-4596-a601-040769a16182@ti.com> (raw)
In-Reply-To: <20240412-for-v6-10-am62-usb-typec-dt-v7-3-93b827adf97e@kernel.org>
On 4/12/2024 5:32 PM, Roger Quadros wrote:
> As per AM62A TRM [1] USB Link Power Management (LPM)
> feature is not supported. Disable it else it may
> cause enumeration failure on some devices.
>
>> 4.9.2.1 USB2SS Unsupported Features
>> The following features are not supported on this family of devices:
>> ...
>> - USB 2.0 ECN: Link Power Management (LPM)
>> ...
> [1] - https://www.ti.com/lit/pdf/spruj16
>
> Signed-off-by: Roger Quadros <rogerq@kernel.org>
> ---
> Changelog:
> v7 - Rebased to v6.9-rc1
> v6 - Rebased on next-20240226
> v5 - new patch
> ---
Reviewed-by: Ravi Gunasekaran <r-gunasekaran@ti.com>
>
next prev parent reply other threads:[~2024-04-16 6:34 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-12 12:01 [PATCH v7 0/3] arm64: dts: ti: am62: Add USB support for k3-am62p Roger Quadros
2024-04-12 12:01 ` [PATCH v7 1/3] arm64: dts: ti: k3-am62/a: use sub-node for USB_PHY_CTRL registers Roger Quadros
2024-04-12 12:01 ` [PATCH v7 2/3] arm64: dts: ti: k3-am62p: add the USB sub-system Roger Quadros
2024-04-12 12:02 ` [PATCH v7 3/3] arm64: dts: ti: k3-am62a: Disable USB LPM Roger Quadros
2024-04-16 6:33 ` Ravi Gunasekaran [this message]
2024-04-26 22:39 ` [PATCH v7 0/3] arm64: dts: ti: am62: Add USB support for k3-am62p Nishanth Menon
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