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[86.26.100.93]) by smtp.googlemail.com with ESMTPSA id v4-v6sm11142399wra.22.2018.07.19.01.13.54 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 19 Jul 2018 01:13:55 -0700 (PDT) Subject: Re: [PATCH v4 01/18] nvmem: add support for cell lookups To: Bartosz Golaszewski , Sekhar Nori , Kevin Hilman , Russell King , Grygorii Strashko , "David S . Miller" , Lukas Wunner , Rob Herring , Florian Fainelli , Dan Carpenter , Ivan Khoronzhuk , David Lechner , Greg Kroah-Hartman , Andrew Lunn , Jonathan Corbet Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org, netdev@vger.kernel.org, Bartosz Golaszewski References: <20180629094039.7543-1-brgl@bgdev.pl> <20180629094039.7543-2-brgl@bgdev.pl> From: Srinivas Kandagatla Message-ID: Date: Mon, 16 Jul 2018 13:19:25 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.2.1 MIME-Version: 1.0 In-Reply-To: <20180629094039.7543-2-brgl@bgdev.pl> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 29/06/18 10:40, Bartosz Golaszewski wrote: > From: Bartosz Golaszewski > > We can currently only register nvmem cells from device tree or by > manually calling nvmem_add_cells(). The latter options however forces > users to make sure that the nvmem provider with which the cells are > associated is registered before the call. > > This patch proposes a new solution inspired by other frameworks that > offer resource lookups (GPIO, PWM etc.). It adds functions that allow > machine code to register nvmem lookup which are later lazily used to > add corresponding nvmem cells and remove them if no longer needed. > > Signed-off-by: Bartosz Golaszewski Acked-by: Srinivas Kandagatla