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Tue, 30 Mar 2021 06:48:23 -0700 (PDT) From: Cristian Ciocaltea To: Rob Herring , =?UTF-8?q?Andreas=20F=C3=A4rber?= , Manivannan Sadhasivam Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-actions@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 0/6] Add support for Actions Semi Owl socinfo Date: Tue, 30 Mar 2021 16:48:15 +0300 Message-Id: X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210330_145027_709066_B3B597D6 X-CRM114-Status: GOOD ( 15.38 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org This patchset adds a socinfo driver which provides information about Actions Semi Owl SoCs to user space via sysfs: machine, family, soc_id, serial_number. Please note the serial number is currently available only for the S500 SoC variant. This has been tested on the S500 SoC based RoseapplePi SBC. Thanks, Cristi Changes in v2: - Exposed the memory range for reading the SoC serial number under /reserved-memory DT node, according to Rob's review; as a consequence added a new binding document (actions,owl-soc-serial.yaml) and updated owl-socinfo.yaml - Replaced the unportable usage of system_serial_{low,high} globals with a public API to provide external access to SoC serial number parts (e.g. Owl Ethernet MAC driver will use this to generate a stable MAC address) - Rebased patch series on v5.12-rc5 Cristian Ciocaltea (6): dt-bindings: reserved-memory: Add Owl SoC serial number binding dt-bindings: soc: actions: Add Actions Semi Owl socinfo binding soc: actions: Add Actions Semi Owl socinfo driver arm: dts: owl-s500: Add reserved-memory range for Owl SoC serial number arm: dts: owl-s500: Add socinfo support MAINTAINERS: Add entries for Owl reserved-memory and socinfo bindings .../actions,owl-soc-serial.yaml | 53 ++++++ .../bindings/soc/actions/owl-socinfo.yaml | 57 +++++++ MAINTAINERS | 2 + arch/arm/boot/dts/owl-s500.dtsi | 13 +- drivers/soc/actions/Kconfig | 8 + drivers/soc/actions/Makefile | 1 + drivers/soc/actions/owl-socinfo.c | 152 ++++++++++++++++++ include/linux/soc/actions/owl-serial-number.h | 20 +++ 8 files changed, 305 insertions(+), 1 deletion(-) create mode 100644 Documentation/devicetree/bindings/reserved-memory/actions,owl-soc-serial.yaml create mode 100644 Documentation/devicetree/bindings/soc/actions/owl-socinfo.yaml create mode 100644 drivers/soc/actions/owl-socinfo.c create mode 100644 include/linux/soc/actions/owl-serial-number.h -- 2.31.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A66D5C433C1 for ; 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Tue, 30 Mar 2021 06:48:24 -0700 (PDT) Received: from localhost.localdomain ([188.24.140.160]) by smtp.gmail.com with ESMTPSA id l12sm11114681edb.39.2021.03.30.06.48.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 30 Mar 2021 06:48:23 -0700 (PDT) From: Cristian Ciocaltea To: Rob Herring , =?UTF-8?q?Andreas=20F=C3=A4rber?= , Manivannan Sadhasivam Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-actions@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 0/6] Add support for Actions Semi Owl socinfo Date: Tue, 30 Mar 2021 16:48:15 +0300 Message-Id: X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org This patchset adds a socinfo driver which provides information about Actions Semi Owl SoCs to user space via sysfs: machine, family, soc_id, serial_number. Please note the serial number is currently available only for the S500 SoC variant. This has been tested on the S500 SoC based RoseapplePi SBC. Thanks, Cristi Changes in v2: - Exposed the memory range for reading the SoC serial number under /reserved-memory DT node, according to Rob's review; as a consequence added a new binding document (actions,owl-soc-serial.yaml) and updated owl-socinfo.yaml - Replaced the unportable usage of system_serial_{low,high} globals with a public API to provide external access to SoC serial number parts (e.g. Owl Ethernet MAC driver will use this to generate a stable MAC address) - Rebased patch series on v5.12-rc5 Cristian Ciocaltea (6): dt-bindings: reserved-memory: Add Owl SoC serial number binding dt-bindings: soc: actions: Add Actions Semi Owl socinfo binding soc: actions: Add Actions Semi Owl socinfo driver arm: dts: owl-s500: Add reserved-memory range for Owl SoC serial number arm: dts: owl-s500: Add socinfo support MAINTAINERS: Add entries for Owl reserved-memory and socinfo bindings .../actions,owl-soc-serial.yaml | 53 ++++++ .../bindings/soc/actions/owl-socinfo.yaml | 57 +++++++ MAINTAINERS | 2 + arch/arm/boot/dts/owl-s500.dtsi | 13 +- drivers/soc/actions/Kconfig | 8 + drivers/soc/actions/Makefile | 1 + drivers/soc/actions/owl-socinfo.c | 152 ++++++++++++++++++ include/linux/soc/actions/owl-serial-number.h | 20 +++ 8 files changed, 305 insertions(+), 1 deletion(-) create mode 100644 Documentation/devicetree/bindings/reserved-memory/actions,owl-soc-serial.yaml create mode 100644 Documentation/devicetree/bindings/soc/actions/owl-socinfo.yaml create mode 100644 drivers/soc/actions/owl-socinfo.c create mode 100644 include/linux/soc/actions/owl-serial-number.h -- 2.31.1