From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thierry Reding Subject: Re: [PATCH v6 3/5] dt-bindings: phy: tegra: Add Tegra194 support Date: Mon, 17 Feb 2020 09:29:41 +0100 Message-ID: <20200217082941.GB1339021@ulmo> References: <20200212061133.11665-1-jckuo@nvidia.com> <20200212061133.11665-4-jckuo@nvidia.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="i9LlY+UWpKt15+FH" Return-path: Content-Disposition: inline In-Reply-To: <20200212061133.11665-4-jckuo-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: JC Kuo Cc: gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org, robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, jonathanh-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org, kishon-l0cyMroinI0@public.gmane.org, linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, nkristam-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org List-Id: linux-tegra@vger.kernel.org --i9LlY+UWpKt15+FH Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Feb 12, 2020 at 02:11:31PM +0800, JC Kuo wrote: > Extend the bindings to cover the set of features found in Tegra194. > Note that, technically, there are four more supplies connected to the > XUSB pad controller (DVDD_PEX, DVDD_PEX_PLL, HVDD_PEX and HVDD_PEX_PLL) > , but the power sequencing requirements of Tegra194 require these to be > under the control of the PMIC. >=20 > Tegra194 XUSB PADCTL supports up to USB 3.1 Gen 2 speed, however, it > is possible for some platforms have long signal trace that could not > provide sufficient electrical environment for Gen 2 speed. This patch > adds a "maximum-speed" property to usb3 ports which can be used to > specify the maximum supported speed for any particular USB 3.1 port. > For a port that is not capable of SuperSpeedPlus, "maximum-speed" > property should carry "super-speed". >=20 > Signed-off-by: JC Kuo > --- > Changes in v6: none > Changes in v5: > - re-use "maximum-speed" instead of adding "nvidia,disable-gen2" > Changes in v4: none > Changes in v3: none > Changes in v2: > - fix a typo >=20 > .../phy/nvidia,tegra124-xusb-padctl.txt | 18 ++++++++++++++++++ > 1 file changed, 18 insertions(+) Acked-by: Thierry Reding --i9LlY+UWpKt15+FH Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEiOrDCAFJzPfAjcif3SOs138+s6EFAl5KTvUACgkQ3SOs138+ s6EgGA/9HHQ/W5xAPjiotHh+vzcc4EPcUPP0rhHbbk+7zfuuRrZnsOClobb9t7cC F6FO19opkXm7X0XxNGGZTxoV/1tF2icNNj0Lsmxd1sTz8LksZ+cMM6OjIE8DN4pM ZdRTAlQAMti1dHoDZi7fF3JZgVx9LL38RsFGFe4rIq4CWEwuBfZQ+ZJzszxneOJP rLgBM7rFiP8lc4IpAq7E2DDBzfuQa8vocvxb5BbuzXi3DIOnEG4zyM7RRHw6Y5u2 cIoO3oww3l6O8JDwPIm+ncze6K/3Pq2ZWbpRxQB0+Upnl7Pz7HYgB26QZRELJUue EnUfAHiBloWFKcEvjWX8k3zUA+OSFM/yGXzZenOuWhF2WDp5/v7MZ+OTQfKEM8PG +Vrfjh1T7Gp7HLyhu9ICj1EtIs2tfQZgUQACIbpnei0cmVGuIkhY51z/kYXIdZIc /lkmT7h5ClDYmB9QeWUA7I4/2dwpSM/aZqbbpt58T/Q23bOYFwl8qLa89TY3ec7h 17KSsN8pKv5nojIdROBYHWBZNLOPI+9Tq4SXUrXYTgzaKGdiEeTy2J8U40s4Z5XB NIDw8lwrerJ8lKoDiJrEODz05Hv40edMBwAEQgfFF8Yk1vcFUL69wUmvipu5Hlwy ezZYiHh0CplKOS79I4/BEyFS5RPZ80nH3gmftOHu81JnhTumj/A= =J9v7 -----END PGP SIGNATURE----- --i9LlY+UWpKt15+FH--