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([2a00:1fa0:4275:c0a:6554:d910:ceb:9024]) by smtp.gmail.com with ESMTPSA id g9sm2450350lfd.1.2020.10.11.01.56.23 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 11 Oct 2020 01:56:24 -0700 (PDT) Subject: Re: [PATCH 13/18] dt-bindings: usb: dwc3: Add Tx De-emphasis restrictions To: Serge Semin , Mathias Nyman , Felipe Balbi , Greg Kroah-Hartman , Rob Herring Cc: Serge Semin , Alexey Malahov , Pavel Parkhomenko , Andy Gross , Bjorn Andersson , Manu Gautam , Roger Quadros , Lad Prabhakar , Yoshihiro Shimoda , Neil Armstrong , Kevin Hilman , linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20201010224121.12672-1-Sergey.Semin@baikalelectronics.ru> <20201010224121.12672-14-Sergey.Semin@baikalelectronics.ru> From: Sergei Shtylyov Organization: Brain-dead Software Message-ID: <4b256e47-d058-a74f-0ad1-677886a03e74@gmail.com> Date: Sun, 11 Oct 2020 11:56:21 +0300 User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.12.1 MIME-Version: 1.0 In-Reply-To: <20201010224121.12672-14-Sergey.Semin@baikalelectronics.ru> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 11.10.2020 1:41, Serge Semin wrote: > In accordance with the driver comments the PIPE3 de-emphasis can be tunned Tuned. > to be either -6dB, or -2.5dB or disabled. Let's add the de-emphasis Either -6dB, -2.5dB, or disabled? > property restriction so the DT schema would make sure the controller DT > node is equipped with correct values. > > Signed-off-by: Serge Semin [...] MBR, Sergei