> -----Original Message----- > From: Linuxppc-dev [mailto:linuxppc-dev- > bounces+varun.sethi=freescale....@lists.ozlabs.org] On Behalf Of Emil > Medve > Sent: Thursday, October 30, 2014 3:10 AM > To: Wood Scott-B07421; Kumar Gala > Cc: mark.rutl...@arm.com; devicet...@vger.kernel.org; > pawel.m...@arm.com; cor...@lwn.net; Thorpe Geoff-R01361; > ijc+devicet...@hellion.org.uk; linux-...@vger.kernel.org; linuxppc- > d...@ozlabs.org; robh...@kernel.org > Subject: Re: [PATCH 1/4] dt/bindings: Introduce the FSL QorIQ DPAA BMan > > Hello Scott, > > > On 10/28/2014 01:08 PM, Scott Wood wrote: > > On Tue, 2014-10-28 at 09:36 -0500, Kumar Gala wrote: > >> On Oct 22, 2014, at 9:09 AM, Emil Medve <emilian.me...@freescale.com> > wrote: > >> > >>> The Buffer Manager is part of the Data-Path Acceleration Architecture > (DPAA). > >>> BMan supports hardware allocation and deallocation of buffers > >>> belonging to pools originally created by software with configurable > depletion thresholds. > >>> This binding covers the CCSR space programming model > >>> > >>> Signed-off-by: Emil Medve <emilian.me...@freescale.com> > >>> Change-Id: I3ec479bfb3c91951e96902f091f5d7d2adbef3b2 > >>> --- > >>> .../devicetree/bindings/powerpc/fsl/bman.txt | 98 > ++++++++++++++++++++++ > >>> 1 file changed, 98 insertions(+) > >>> create mode 100644 > >>> Documentation/devicetree/bindings/powerpc/fsl/bman.txt > >> > >> Should these really be in bindings/powerpc/fsl, aren’t you guys using this > >> on > ARM SoCs as well? > > > > The hardware on the ARM SoCs is different enough that I'm not sure the > > same binding will cover it. That said, putting things under <arch> > > should be a last resort if nowhere else fits. > > OTC started ported the driver to the the ARM SoC and the feedback has been > that the driver needed minimal changes. The IOMMU has been the only area > of concern, and a small change to the binding has been suggested IOMMU specific binding would be different. The binding would have to comply to the arm-smmu binding (which needs to be updated).
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