From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rob Herring Date: Mon, 27 Mar 2023 10:18:02 -0500 Subject: [PATCH v2 2/4] doc: Add Atmel AT30TSE serial eeprom In-Reply-To: <5993d93e-f57b-51aa-85a3-f58ca0cf846d@linux.ibm.com> References: <20230321151642.461618-1-eajames@linux.ibm.com> <20230321151642.461618-3-eajames@linux.ibm.com> <6d4cf513-0787-6b39-8d38-30484be7ddff@linaro.org> <5993d93e-f57b-51aa-85a3-f58ca0cf846d@linux.ibm.com> Message-ID: <20230327151802.GA3485600-robh@kernel.org> List-Id: To: linux-aspeed@lists.ozlabs.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit On Tue, Mar 21, 2023 at 10:55:43AM -0500, Eddie James wrote: > > On 3/21/23 10:46, Eddie James wrote: > > > > On 3/21/23 10:19, Krzysztof Kozlowski wrote: > > > On 21/03/2023 16:16, Eddie James wrote: > > > > The AT30TSE is compatible with the JEDEC EE1004 standard. Document it > > > > as a trivial I2C device. > > > > > > > > Signed-off-by: Eddie James > > > Use subject prefixes matching the subsystem (which you can get for > > > example with `git log --oneline -- DIRECTORY_OR_FILE` on the directory > > > your patch is touching). > > > > > > Oops, sorry, will fix. > > > > > > > > > > > --- > > > > ? Documentation/devicetree/bindings/trivial-devices.yaml | 2 ++ > > > > ? 1 file changed, 2 insertions(+) > > > > > > > > diff --git > > > > a/Documentation/devicetree/bindings/trivial-devices.yaml > > > > b/Documentation/devicetree/bindings/trivial-devices.yaml > > > > index 6f482a254a1d..43e26c73a95f 100644 > > > > --- a/Documentation/devicetree/bindings/trivial-devices.yaml > > > > +++ b/Documentation/devicetree/bindings/trivial-devices.yaml > > > > @@ -47,6 +47,8 @@ properties: > > > > ??????????? - ams,iaq-core > > > > ????????????? # i2c serial eeprom (24cxx) > > > > ??????????? - at,24c08 > > > > +??????????? # i2c serial eeprom (EE1004 standard) > > > AT30TSE? > > > > > > > +????????? - atmel,at30tse > > > Microchip does not find anything on AT30TSE. Are you sure this is the > > > model name? > > > > > > Yes: https://www.microchip.com/content/dam/mchp/documents/OTH/ProductDocuments/DataSheets/Atmel-8868-DTS-AT30TSE004A-Datasheet.pdf > > > > > > Maybe it's actually an 8868? Or should I include the 004A as well? > > > I found some other AT30TSE (AT30TSE752A for example) devices that do not > appear compatible with the EE1004 standard, so I will include the full model > number. If this standard is sufficiently complete, then you might want a EE1004 fallback compatible. Complete would mean power supply(ies) and any extra i/o are defined and the exact device model is discoverable. Rob