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Received: by mail.messagingengine.com (Postfix) with ESMTPA; Fri, 11 Feb 2022 15:53:21 -0500 (EST) Date: Fri, 11 Feb 2022 14:53:20 -0600 From: Patrick Williams To: Shawn McCarney Subject: Re: No dbus objects for phosphor-regulators Message-ID: References: <9aaceaed-1a8a-6a13-d650-8f4678d267d4@linux.ibm.com> <6D1561E1-59FC-4126-9271-A7C8BFDB0B11@gmail.com> <1858988f-100f-b3b4-c599-80cddaa7247a@linux.ibm.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="Mr17tZS2tp9o/wRR" Content-Disposition: inline In-Reply-To: <1858988f-100f-b3b4-c599-80cddaa7247a@linux.ibm.com> X-BeenThere: openbmc@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development list for OpenBMC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: openbmc@lists.ozlabs.org, Mike Jones Errors-To: openbmc-bounces+openbmc=archiver.kernel.org@lists.ozlabs.org Sender: "openbmc" --Mr17tZS2tp9o/wRR Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Feb 11, 2022 at 09:32:13AM -0600, Shawn McCarney wrote: > On 2/9/2022 4:30 PM, Mike Jones wrote: > > iPad On Feb 1, 2022, at 10:38 AM, Shawn McCarney=20 > > wrote: =EF=BB=BF =E2=80=8D =E2=80=8D =E2=80=8D = =E2=80=8D =E2=80=8D =E2=80=8D =E2=80=8D =E2=80=8D =E2=80=8D =E2=80=8D =E2= =80=8D =E2=80=8D =E2=80=8D=20 > phosphor-regulators currently communicates directly with voltage=20 > regulators using i2c-dev; it does not use device drivers. >=20 > The reason is that most regulator drivers provide either no or very=20 > limited ability to configure regulators.=C2=A0 For the systems I work on,= we=20 > need to do extensive regulator configuration to fine tune things (output= =20 > voltage, pgood min/max, timing, etc.) Redundant phase fault detection is= =20 > also pretty device-specific and on involves communicating with multiple= =20 > devices. Out of curiosity, had you done any investigation with getting the support y= ou need upstreamed in drivers? If you had upstream discussions I'd like some pointers to them (lore links) since, as Ed pointed out, we're having design discussions on this same problem generally speaking. --=20 Patrick Williams --Mr17tZS2tp9o/wRR Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEBGD9ii4LE9cNbqJBqwNHzC0AwRkFAmIGzL4ACgkQqwNHzC0A wRktNg/+K1bX2FPutQ6uyjfXbWWHLRxyKKwiDxR+6DPK7UgtUDiOV+7TtiZUCxpZ yzPcp3PkYyDToLp5qXxl58bHjClYc/4pRm0fOecA09r18gU1D/7PP4w9UJFewwVQ dpWdeuNqK5ut8hrdI7q5bfjnWRLfzYp7o4TuCAqeveVyo/XzcG8lf7hdCU+o5xHE TuLpijdJpKptHZx3XrhltViNuK6qp9N8ygwxKakB9dEUWb8gqYxsrFN3FqCdzbo5 fKL/li8ct071LDUf6RpNTXSy3dItR81agaj9nmRBOShuBrR70xFc2+fQTvLLc/QR 2RrLYzrJovECwlQf8jn6E2GhEiCItZxdmlqIDBocJynUOv1oAsVoCw4NTs+oRXT2 FpGyWZuJK4znMp61ePNF2kli4ya+IEOXP2Bf0EEuAG8tTCB79jxj2GosHUdzi25A Ml/JDbnu4LWFvV39v8wRuqUIv67tzi/13v3Hct6x+Pwo0fuFWdPJT3/LNGfp2Etz f9b9I8W1DPLVtwwFzr1itJTTjg9iY+wXc1TaDqHrKr5OEaGwyy1btj9V5nWPCarB +Zosdf3A3LXoft9QltWdvOM2SRl6/e+EfSS4WQZzlz0TS/+kxqaMdfmW3C/kZc7j 9tzS3uB4s543kYd2Ui8U4lVnS6+/FxM/QALYLcKmesIsXyzhFdw= =9dCo -----END PGP SIGNATURE----- --Mr17tZS2tp9o/wRR--