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[194.187.74.233]) by smtp.gmail.com with ESMTPSA id r9-20020a2e80c9000000b0029573844d03sm929221ljg.109.2023.03.18.10.14.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 18 Mar 2023 10:14:13 -0700 (PDT) From: =?utf-8?b?UmFmYcWCIE1pxYJlY2tp?= To: Srinivas Kandagatla , Rob Herring , Krzysztof Kozlowski Cc: Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , Miquel Raynal , Michael Walle , gregkh@linuxfoundation.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, u-boot@lists.denx.de, =?utf-8?b?UmFmYcWCIE1pxYJlY2tp?= Subject: [PATCH V2 0/3] nvmem: support post read for U-Boot's "ethaddr" Date: Sat, 18 Mar 2023 18:13:53 +0100 Message-Id: <20230318171356.29515-1-zajec5@gmail.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Spam-Status: No, score=-1.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_ENVFROM_END_DIGIT, FREEMAIL_FROM,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1760726758112563686?= X-GMAIL-MSGID: =?utf-8?q?1760726758112563686?= From: Rafał Miłecki This change is required for NVMEM consumers to get expected MAC address from U-Boot env data variable "ethaddr". To address some previous concerns: 1. Yes, U-Boot env binding & driver should be converted to NVMEM layout 2. My priority is to get working MAC rather than fancy DT syntax 3. I AM going to convert U-Boot env into layout later 4. This work DOESN'T conflict with layout migration 5. This code WILL stay during / after layout migration My brain limitations don't allow me to handle everything at once, please let's review what I already have here. Rafał Miłecki (3): dt-bindings: nvmem: u-boot,env: add MAC's #nvmem-cell-cells nvmem: core: support specifying both: cell raw data & post read lengths nvmem: u-boot-env: post-process "ethaddr" env variable .../devicetree/bindings/nvmem/u-boot,env.yaml | 7 ++++- drivers/nvmem/Kconfig | 1 + drivers/nvmem/core.c | 11 +++++--- drivers/nvmem/u-boot-env.c | 26 +++++++++++++++++++ include/linux/nvmem-provider.h | 2 ++ 5 files changed, 42 insertions(+), 5 deletions(-)