From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vineet Gupta Subject: Re: [PATCH 4/4] serial/arc-uart: switch to devicetree based probing Date: Fri, 11 Jan 2013 17:25:22 +0530 Message-ID: <50EFFDAA.6060204@synopsys.com> References: <1357885223-19243-1-git-send-email-vgupta@synopsys.com> <1357885223-19243-5-git-send-email-vgupta@synopsys.com> <201301111133.43507.arnd@arndb.de> Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-15" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <201301111133.43507.arnd@arndb.de> Sender: linux-serial-owner@vger.kernel.org To: Arnd Bergmann Cc: linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org, Grant Likely , Alan Cox , Greg Kroah-Hartman , devicetree-discuss@lists.ozlabs.org, Rob Herring , Rob Landley List-Id: devicetree@vger.kernel.org On Friday 11 January 2013 05:03 PM, Arnd Bergmann wrote: > On Friday 11 January 2013, Vineet Gupta wrote: >> * DT binding for arc-uart >> * With alll the bits in place we can now use DT probing. >> >> Note that there's a bit of kludge right now because earlyprintk portion >> of driver can't use the DT infrastrcuture to get resoures/plat_data. >> This requires some infrastructre changes to of_flat_ framework >> >> Signed-off-by: Vineet Gupta >> Cc: Grant Likely >> Cc: Arnd Bergmann >> Cc: linux-serial@vger.kernel.org >> Cc: Alan Cox >> Cc: Greg Kroah-Hartman >> Cc: devicetree-discuss@lists.ozlabs.org >> Cc: Rob Herring >> Cc: Rob Landley >> Cc: linux-serial@vger.kernel.org > Acked-by: Arnd Bergmann > > Quick question about the name though: is this UART only used > on ARC, or is it something that synopsys licenses to other > parties as well? If the latter is true, we might want to > add a more generic "compatible" value for those that use > it on another architecture. It's not licensed as standalone IP - since its not a standard 8250. It is only (but actively) used on the internal FPGA flows from ARC days. Thx, Vineet > Arnd