From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tom Rini Date: Thu, 26 May 2016 11:49:37 -0400 Subject: [U-Boot] [PATCH] ARM: dts: dra7x: Support QSPI MODE-0 operation at 64MHz In-Reply-To: <574558DB.6040009@ti.com> References: <20160520104122.3539-1-vigneshr@ti.com> <20160520130234.GF4404@bill-the-cat> <574558DB.6040009@ti.com> Message-ID: <20160526154937.GJ7419@bill-the-cat> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On Wed, May 25, 2016 at 01:18:43PM +0530, Vignesh R wrote: > > > On 05/20/2016 06:32 PM, Tom Rini wrote: > > On Fri, May 20, 2016 at 04:11:22PM +0530, Vignesh R wrote: > > > >> According to Data Manual(SPRS915P) of AM57x, TI QSPI controller on > >> DRA74(rev 1.1+)/DRA72 EVM can support up to 64MHz in MODE-0, whereas > >> MODE-3 is limited to 48MHz. Hence, switch to MODE-0 for better > >> throughput. > >> > >> Signed-off-by: Vignesh R > > > > Are older revs seen in the wild or just within TI? Thanks! > > QSPI was never supported on rev 1.0 due to erratas, moreover rev 1.0s > are not production version. OK, thanks! Reviewed-by: Tom Rini -- Tom -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: Digital signature URL: