From mboxrd@z Thu Jan 1 00:00:00 1970 From: Felipe Balbi Subject: Re: [PATCH v2 2/4] usb: dwc2: Add binding for AHB burst Date: Thu, 17 Nov 2016 13:27:24 +0200 Message-ID: <874m36tkgz.fsf@linux.intel.com> References: <7fa1c1c4d703c435d698cdf140c9d43163347f1d.1479339900.git.johnyoun@synopsys.com> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha256; protocol="application/pgp-signature" Return-path: In-Reply-To: <7fa1c1c4d703c435d698cdf140c9d43163347f1d.1479339900.git.johnyoun-HKixBCOQz3hWk0Htik3J/w@public.gmane.org> Sender: linux-usb-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: John Youn John Youn , linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Rob Herring , Mark Rutland Cc: Christian Lamparter , Stefan Wahren List-Id: devicetree@vger.kernel.org --=-=-= Content-Type: text/plain Content-Transfer-Encoding: quoted-printable Hi, John Youn writes: > Add the "snps,ahb-burst" binding and read it in. > > This property controls which burst type to perform on the AHB bus as a > master in internal DMA mode. This overrides the legacy param value, > which we need to keep around for now since several platforms use it. > > Some platforms may see better or worse performance based on this > value. The HAPS platform is one example where all INCRx have worse > performance than INCR. > > Other platforms (such as the Canyonlands board) report that the default > value causes system hangs. > > Signed-off-by: John Youn > Cc: Christian Lamparter it's getting rather late for this merge window. I still need an ack by Rob or any of the devicetree folks. =2D-=20 balbi --=-=-= Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEElLzh7wn96CXwjh2IzL64meEamQYFAlgtlBwACgkQzL64meEa mQbYqw//UeTRUhFG4LRUwfZ2WYNI7WOHhO93QevEuRvbplI4UFaJYesW7Sx9kSSZ zoS4neKkM42qbbg35cNSoRELv3uWuvlomv6C3mdoUv6e8YLiTm7P+/lXYhIrygCz tqv24EiUyrA2R1KiJFJxDY+Bhv1YFa27KAm+/+jwX4o/eU6SZa//HJL4p0sFkMNX bkrpXMUhVgzfSJZlmvj4AxMzOF4aVvcAUFlA0mOPjxBQBCWX7XVz9HWLWqu4qhn9 odXsuvBOOW69Vf9ywWCzhzh7IP4MsLPbyXvrrNzLWDt6n5+ffkDsULaXii1dJ83i xfnpoRCqwVOOkUkgJQ/AGH9igo5tR0I6iFO7cuLp8CjzCSh6YzJidXMPEJIhs38D RBnwENaaaCdi4JaSk27P1jpkZLo+u4n60tnOjdjDLWP4B/a0d8slI5mRtZlG/cFB FcKMXcACX2J+kxc9BmX75Efmt0SvckjEN3DfsUKRbDe4Yk35oYcznVwTG0R4531e yeidVh8yEI2EoUi5eF56vrBHvYY2aAP3lOq8kgQwge9U2PuHLQUe4BqVzgxRCN0v typHpJX3RJzxXqxsufsdod97HQgI/e/tIZWgpkUpiSKYFXem7Vzek57ZvViIvJeJ evFIAKa3q4tOfhTSvF/cjd+Ue2TG6Ig+k/Vs6etx2TaH/zT9alY= =i9/b -----END PGP SIGNATURE----- --=-=-=-- -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html