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[46.91.239.54]) by smtp.gmail.com with ESMTPSA id u6sm4769912wml.9.2019.06.20.02.19.06 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Thu, 20 Jun 2019 02:19:06 -0700 (PDT) Date: Thu, 20 Jun 2019 11:19:05 +0200 From: Thierry Reding To: Jon Hunter Cc: Rob Herring , Mark Rutland , devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH 3/3] arm64: tegra: Fix Jetson Nano GPU regulator Message-ID: <20190620091905.GH26689@ulmo> References: <20190620081702.17209-1-jonathanh@nvidia.com> <20190620081702.17209-4-jonathanh@nvidia.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="7J16OGEJ/mt06A90" Content-Disposition: inline In-Reply-To: <20190620081702.17209-4-jonathanh@nvidia.com> User-Agent: Mutt/1.11.4 (2019-03-13) Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org --7J16OGEJ/mt06A90 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Jun 20, 2019 at 09:17:02AM +0100, Jon Hunter wrote: > There are a few issues with the GPU regulator defined for Jetson Nano > which are: >=20 > 1. The GPU regulator is a PWM based regulator and not a fixed voltage > regulator. > 2. The output voltages for the GPU regulator are not correct. > 3. The regulator enable ramp delay is too short for the regulator and > needs to be increased. 2ms should be sufficient. > 4. This is the same regulator used on Jetson TX1 and so make the ramp > delay and settling time the same as Jetson TX1. >=20 > Cc: stable@vger.kernel.org > Signed-off-by: Jon Hunter > --- > .../boot/dts/nvidia/tegra210-p3450-0000.dts | 21 +++++++++++-------- > 1 file changed, 12 insertions(+), 9 deletions(-) Applied to for-5.3/arm64/dt and added the following Fixes: line: Fixes: 6772cd0eacc8 ("arm64: tegra: Add NVIDIA Jetson Nano Developer Kit su= pport") Thanks, Thierry --7J16OGEJ/mt06A90 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEiOrDCAFJzPfAjcif3SOs138+s6EFAl0LT4kACgkQ3SOs138+ s6G8ww//fjfnWo4vBk0CeWznERPm2coOw07DTPZyJNzlg0LzA4XcvH6c1fDipZ4e xjc2Qp60EzszmD8jM9N17is+GI9jGWl2+tJ/yAAWdpnV5NzEmimg4JIkvy0ZywcP OZByfo+P4E5bTVLoZcb/6CVuQqyKrjnI4OWBgWQP8rUofaIeOgBmjO1ve34PzpAQ alrQN/gZhGZqUVHewqKHMhGkmpODiblGzjgI4Q+e+msYmXw0PMNawDUnz2VqmCS+ wT30hLlHkeoj6p5EUo9R3aQaQdLa2iduYrnoR2QHnvDn3KP6kQBVVDeYNI+LaibJ Hj+w5kK0RfUg7iUg2wzlXYAR4qfQKxXVZ/7M+UyZi6fO2fvD7lhooqw2F0osQMdB cv9vh0xsllWUIH4TQVOh12rcDkQdSnYJQ1+DBnB9Qfupih/NIQFAZNWk0BOPjdRj m1ca4e3Xx5DTPtz82XCICyglXeIpaiXQAa2eyQAqYgTUcaxhpB7kqKD/dPsFiXqB Nj4HF1t0XD/ppVirkoh6AqBZY/bHomikCdcPU3sa3Xa6HATByI+2bPs4CXmLLTJz DX9vJ9uf7+gZHUmhbvmkVcK37ruN9BAbjO9Gnf6yCfi8el6uaGxGN2A/Sj7EfIIk 4Jd+Q676PmwEXibG3VCQS//Yw2iuFcWd1F0HuoFQ+/XLNZhzFSw= =NtW5 -----END PGP SIGNATURE----- --7J16OGEJ/mt06A90--