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[217.229.29.45]) by smtp.gmail.com with ESMTPSA id d15sm27842997wrw.36.2019.02.18.00.42.28 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 18 Feb 2019 00:42:28 -0800 (PST) Date: Mon, 18 Feb 2019 09:42:27 +0100 From: Thierry Reding To: Sowjanya Komatineni Cc: jonathanh@nvidia.com, talho@nvidia.com, wsa@the-dreams.de, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, linux-i2c@vger.kernel.org Subject: Re: [PATCH V1] i2c: tegra: fix tegra186 hw supported features Message-ID: <20190218084227.GB19363@ulmo> References: <1550334787-27703-1-git-send-email-skomatineni@nvidia.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="mxv5cy4qt+RJ9ypb" Content-Disposition: inline In-Reply-To: <1550334787-27703-1-git-send-email-skomatineni@nvidia.com> User-Agent: Mutt/1.11.3 (2019-02-01) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --mxv5cy4qt+RJ9ypb Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sat, Feb 16, 2019 at 08:33:07AM -0800, Sowjanya Komatineni wrote: > Tegra186 does not support multi-master mode and also there is no > master fifo control register. >=20 > This patch fixes supported features of Tegra186 and prevents > crashing during boot as master fifo control register are not > present on Tegra186 and prior. >=20 > Signed-off-by: Sowjanya Komatineni > --- > drivers/i2c/busses/i2c-tegra.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) We really should've caught this earlier. Jon, let's think about ways to make it easier to catch these things in the future on our test system. 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