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[2603:6081:7b00:6400:6011:212c:4988:e1af]) by smtp.gmail.com with ESMTPSA id x8-20020ac85388000000b0035bafecff78sm3291585qtp.74.2022.09.15.05.48.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 15 Sep 2022 05:48:31 -0700 (PDT) Date: Thu, 15 Sep 2022 08:48:29 -0400 From: Tom Rini To: "Jorge Ramirez-Ortiz, Foundries" Cc: jens.wiklander@linaro.org, oleksandr.suvorov@foundries.io, u-boot@lists.denx.de Subject: Re: [PATCHv5] drivers: tee: i2c: support the NXP SE05x probe errata Message-ID: <20220915124829.GW6993@bill-the-cat> References: <20220830195645.1070639-1-jorge@foundries.io> <20220914221126.GA3311649@bill-the-cat> <20220915045342.GA3376955@trex> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="lx6+J6gHrzwEpYNy" Content-Disposition: inline In-Reply-To: <20220915045342.GA3376955@trex> X-Clacks-Overhead: GNU Terry Pratchett X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.6 at phobos.denx.de X-Virus-Status: Clean --lx6+J6gHrzwEpYNy Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Sep 15, 2022 at 06:53:42AM +0200, Jorge Ramirez-Ortiz, Foundries wr= ote: > On 14/09/22, Tom Rini wrote: > > On Tue, Aug 30, 2022 at 09:56:45PM +0200, Jorge Ramirez-Ortiz wrote: > >=20 > > > Early instantiation of this I2C device would lock up when being > > > probed. > > >=20 > > > https://www.nxp.com/docs/en/errata/SE050_Erratasheet.pdf > > > 3.2.2 > > > In scenarios of detecting I2C ICs on the bus using an empty > > > I2C frame containing only the address the SE050 will block > > > the I2C bus. > > >=20 > > > Tested on STM32MP1 > > >=20 > > > Signed-off-by: Jorge Ramirez-Ortiz > > > Acked-by: Oleksandr Suvorov > >=20 > > This fails causes failure to build on sandbox: > > https://source.denx.de/u-boot/u-boot/-/jobs/496922#L51 >=20 > um, will send an updated patch - sorry about it. > does that sandbox uses different build flags? It's normal sandbox. There's a chance I either mis-applied it (it didn't apply cleanly), or one of the few other patches I'm testing in that branch and about to push to next changed something. --=20 Tom --lx6+J6gHrzwEpYNy Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQGzBAABCgAdFiEEGjx/cOCPqxcHgJu/FHw5/5Y0tywFAmMjHxYACgkQFHw5/5Y0 tyw5wwv+Op249dqzeqMsKAsTB959SPYD2sS02P/A+X/3IsXOBB90IkylzYb7O/Ml iknD3q5eyBVTFVyqZ+mSazsjkWNf//Urzk6c9HMD+XXeHPlDGtQyj7PyrRD1wSwD BTHR8um5FHSbxZCDlqb6V79CFAZvxWcejgRbWK/1GFd6Z/DqEuNjefYXeaenNQzz 29BnSey9vuYhu5T/L0oFrgRdgbIaJo/WmJ6zfCZLMIqk/jx7TR/SmwWsSOykJfC6 Cm96DNrKA/7YCCGvjYpTxxjrkIiH+hMkuy4sSKp2pTzBzlbom/c1PCx30v8F2h+6 FcaKYFvhkTgi4Hu0yXUUAjx2lsLlRvPnUgG4RkRfEtEX2/kG7dwF3xTD05dfb0it BtY6iQAaoQ64siz/7jomjY+Vm15zcsRHkS5NdiQyWTBublrD4DVECOJmcShZ0n9S PtYc1lFW21zZVwqS8P38N6PwgFW6bLFP5zhgdI5t2Pu0ZNcBu6f6txmiqLR9qWU9 hCuhQRVN =d9mf -----END PGP SIGNATURE----- --lx6+J6gHrzwEpYNy--