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Mon, 18 Feb 2019 13:20:02 +0000 (GMT) Received: from [10.48.0.167] (10.75.127.48) by SFHDAG5NODE3.st.com (10.75.127.15) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Mon, 18 Feb 2019 14:20:01 +0100 Subject: Re: [PATCH 1/4] dt-bindings: nvmem: Add STM32 factory-programmed romem To: References: <1548866336-14765-1-git-send-email-fabrice.gasnier@st.com> <1548866336-14765-2-git-send-email-fabrice.gasnier@st.com> From: Fabrice Gasnier Message-ID: Date: Mon, 18 Feb 2019 14:20:01 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0 MIME-Version: 1.0 In-Reply-To: <1548866336-14765-2-git-send-email-fabrice.gasnier@st.com> Content-Language: en-US X-Originating-IP: [10.75.127.48] X-ClientProxiedBy: SFHDAG7NODE2.st.com (10.75.127.20) To SFHDAG5NODE3.st.com (10.75.127.15) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-02-18_10:, , signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190218_052020_254240_3F1F9BC0 X-CRM114-Status: GOOD ( 15.20 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, lionel.debieve@st.com, alexandre.torgue@st.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, srinivas.kandagatla@linaro.org, mcoquelin.stm32@gmail.com, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 1/30/19 5:38 PM, Fabrice Gasnier wrote: > Add documentation for STMicroelectronics STM32 Factory-programmed > read only memory area. Hello Rob, DT Maintainers, Gentlemen reminder for new DT bindings review. Best Regards, Fabrice > > Signed-off-by: Fabrice Gasnier > --- > .../devicetree/bindings/nvmem/st,stm32-romem.txt | 31 ++++++++++++++++++++++ > 1 file changed, 31 insertions(+) > create mode 100644 Documentation/devicetree/bindings/nvmem/st,stm32-romem.txt > > diff --git a/Documentation/devicetree/bindings/nvmem/st,stm32-romem.txt b/Documentation/devicetree/bindings/nvmem/st,stm32-romem.txt > new file mode 100644 > index 0000000..fbff52e > --- /dev/null > +++ b/Documentation/devicetree/bindings/nvmem/st,stm32-romem.txt > @@ -0,0 +1,31 @@ > +STMicroelectronics STM32 Factory-programmed data device tree bindings > + > +This represents STM32 Factory-programmed read only non-volatile area: locked > +flash, OTP, read-only HW regs... This contains various information such as: > +analog calibration data for temperature sensor (e.g. TS_CAL1, TS_CAL2), > +internal vref (VREFIN_CAL), unique device ID... > + > +Required properties: > +- compatible: Should be one of: > + "st,stm32-romem" > + "st,stm32mp15-bsec" > +- reg: Offset and length of factory-programmed area. > +- #address-cells: Should be '<1>'. > +- #size-cells: Should be '<1>'. > + > +Optional Data cells: > +- Must be child nodes as described in nvmem.txt. > + > +Example on stm32f4: > + romem: nvmem@1fff7800 { > + compatible = "st,stm32-romem"; > + reg = <0x1fff7800 0x400>; > + #address-cells = <1>; > + #size-cells = <1>; > + > + /* Data cells: ts_cal1 at 0x1fff7a2c */ > + ts_cal1: calib@22c { > + reg = <0x22c 0x2>; > + }; > + ... > + }; > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel