From mboxrd@z Thu Jan 1 00:00:00 1970 From: srinivas.kandagatla@linaro.org (Srinivas Kandagatla) Date: Thu, 23 Jul 2015 16:50:26 +0100 Subject: [PATCH v8 1/9] nvmem: Add a simple NVMEM framework for nvmem providers In-Reply-To: <55B107B0.5010706@i2se.com> References: <1437403352-4091-1-git-send-email-srinivas.kandagatla@linaro.org> <1437403392-4136-1-git-send-email-srinivas.kandagatla@linaro.org> <55B107B0.5010706@i2se.com> Message-ID: <55B10D42.1020803@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 23/07/15 16:26, Stefan Wahren wrote: > Hi Srinivas, > > Am 20.07.2015 um 16:43 schrieb Srinivas Kandagatla: >> This patch adds just providers part of the framework just to enable easy >> review. >> >> Up until now, NVMEM drivers like eeprom were stored in drivers/misc, >> where they all had to duplicate pretty much the same code to register >> a sysfs file, allow in-kernel users to access the content of the devices >> they were driving, etc. >> >> This was also a problem as far as other in-kernel users were involved, >> since the solutions used were pretty much different from on driver to >> another, there was a rather big abstraction leak. >> >> This introduction of this framework aims at solving this. It also >> introduces DT representation for consumer devices to go get the data >> they require (MAC Addresses, SoC/Revision ID, part numbers, and so on) >> from the nvmems. >> >> Having regmap interface to this framework would give much better >> abstraction for nvmems on different buses. >> >> Signed-off-by: Maxime Ripard >> [Maxime Ripard: intial version of eeprom framework] >> Signed-off-by: Srinivas Kandagatla >> --- >> drivers/Kconfig | 2 + >> drivers/Makefile | 1 + >> drivers/nvmem/Kconfig | 13 ++ >> drivers/nvmem/Makefile | 6 + >> drivers/nvmem/core.c | 384 +++++++++++++++++++++++++++++++++++++++++ >> include/linux/nvmem-consumer.h | 23 +++ >> include/linux/nvmem-provider.h | 47 +++++ >> 7 files changed, 476 insertions(+) >> create mode 100644 drivers/nvmem/Kconfig >> create mode 100644 drivers/nvmem/Makefile >> create mode 100644 drivers/nvmem/core.c >> create mode 100644 include/linux/nvmem-consumer.h >> create mode 100644 include/linux/nvmem-provider.h > > i've tested this patch with my mxs-ocotp driver [1]. > > So you can add > > Tested-by: Stefan Wahren > Thanks for tested-by, That helps. --srini > Regards > Stefan >