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[94.29.39.224]) by smtp.googlemail.com with ESMTPSA id k18sm10757172ljc.92.2020.03.24.17.22.57 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 24 Mar 2020 17:22:58 -0700 (PDT) Subject: Re: [RFC PATCH v5 9/9] arm64: tegra: Add Tegra VI CSI support in device tree To: Sowjanya Komatineni , thierry.reding@gmail.com, jonathanh@nvidia.com, frankc@nvidia.com, hverkuil@xs4all.nl, helen.koike@collabora.com Cc: sboyd@kernel.org, linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-clk@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org References: <1584985955-19101-1-git-send-email-skomatineni@nvidia.com> <1584985955-19101-10-git-send-email-skomatineni@nvidia.com> <672819ea-01d3-2eca-8bb7-84ffd64256d4@gmail.com> <7d7c982e-7755-5f3d-cb90-9622f87df283@nvidia.com> From: Dmitry Osipenko Message-ID: Date: Wed, 25 Mar 2020 03:22:57 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 MIME-Version: 1.0 In-Reply-To: <7d7c982e-7755-5f3d-cb90-9622f87df283@nvidia.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org 25.03.2020 03:01, Sowjanya Komatineni пишет: > > On 3/24/20 3:48 PM, Dmitry Osipenko wrote: >> External email: Use caution opening links or attachments >> >> >> 25.03.2020 00:04, Sowjanya Komatineni пишет: >>> On 3/24/20 12:19 PM, Dmitry Osipenko wrote: >>>> External email: Use caution opening links or attachments >>>> >>>> >>>> 23.03.2020 20:52, Sowjanya Komatineni пишет: >>>> ... >>>>> +                     pd_venc: venc { >>>>> +                             clocks = <&tegra_car TEGRA210_CLK_VI>, >>>>> +                                      <&tegra_car TEGRA210_CLK_CSI>; >>>>> +                             resets = <&mc TEGRA210_MC_RESET_VI>, >>>> The MC resetting should be needed only for a hardware hot-resetting. It >>>> should be wrong to add it to the power domain. >>> TRM recommends to do MC client hot-reset during VE power gate and >>> ungate. >> Could you please tell what TRM it is and what's the page#? > Tegra TX1 TRM Page 425, Section 12.2.7.14 Procedures for VE Power Domains Okay, thanks.