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Tue, 16 Apr 2024 01:34:01 -0500 Received: from [10.249.132.198] ([10.249.132.198]) by lelvsmtp5.itg.ti.com (8.15.2/8.15.2) with ESMTP id 43G6Xubk035621; Tue, 16 Apr 2024 01:33:57 -0500 Message-ID: Date: Tue, 16 Apr 2024 12:03:55 +0530 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v7 3/3] arm64: dts: ti: k3-am62a: Disable USB LPM To: Roger Quadros , Nishanth Menon , Vignesh Raghavendra , Tero Kristo , Rob Herring , Krzysztof Kozlowski , Conor Dooley CC: Andrew Davis , , , , , , Ravi Gunasekaran References: <20240412-for-v6-10-am62-usb-typec-dt-v7-0-93b827adf97e@kernel.org> <20240412-for-v6-10-am62-usb-typec-dt-v7-3-93b827adf97e@kernel.org> Content-Language: en-US From: Ravi Gunasekaran In-Reply-To: <20240412-for-v6-10-am62-usb-typec-dt-v7-3-93b827adf97e@kernel.org> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 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 > --- > Changelog: > v7 - Rebased to v6.9-rc1 > v6 - Rebased on next-20240226 > v5 - new patch > --- Reviewed-by: Ravi Gunasekaran >