On Mon, Aug 05, 2013 at 10:53:41AM +0100, Mark Rutland wrote:
> On Sun, Aug 04, 2013 at 02:09:04AM +0100, Jason Cooper wrote:
> > DT Maintainers,
> >
> > It's been a week with no comment. Shall I assume it's ok to apply
> > this?
>
> Apologies for the delay, still catching up on binding review.
>
> I'm not entirely sure on this. The property described is still true for
> the device, even if the kernel's not using that information now. My
> feeling would be to keep them, unless there's a plan to better describe
> the properties of the XOR channels.
>
> It shouldn't harm the kernel to have some properties we don't use at
> this point in time. If we want to reorganise the binding, the first step
> would be to make the properties as deprecated, rather than removing them
> outright.
Ok, that matches what I was originally thinking. The bindings are
supposed to be OS-agnostic, so the fact that we no longer use it is
irrelevant. The hardware still has the capability.
Sebastian, I'm just going to drop this patch.
thx,
Jason.
> > On Thu, Jul 25, 2013 at 11:31:04AM -0400, Jason Cooper wrote:
> > > On Tue, Jul 02, 2013 at 12:54:12PM +0200, Sebastian Hesselbarth wrote:
> > > > DMA_MEMSET support has been removed, so update the device tree files
> > > > and corresponding binding documentation for Marvell SoCs.
> > > >
> > > > Signed-off-by: Sebastian Hesselbarth <sebastian.hesselba...@gmail.com>
> > > > ---
> > > > Cc: Russell King <li...@arm.linux.org.uk>
> > > > Cc: Jason Cooper <ja...@lakedaemon.net>
> > > > Cc: Andrew Lunn <and...@lunn.ch>
> > > > Cc: Thomas Petazzoni <thomas.petazz...@free-electrons.com>
> > > > Cc: Gregory CLEMENT <gregory.clem...@free-electrons.com>
> > > > Cc: devicetree-disc...@lists.ozlabs.org
> > > > Cc: linux-kernel@vger.kernel.org
> > > > Cc: linux-arm-ker...@lists.infradead.org
> > > > ---
> > > > Documentation/devicetree/bindings/dma/mv-xor.txt | 2 --
> > > > arch/arm/boot/dts/armada-370.dtsi | 2 --
> > > > arch/arm/boot/dts/armada-xp.dtsi | 2 --
> > > > arch/arm/boot/dts/dove.dtsi | 2 --
> > > > arch/arm/boot/dts/kirkwood.dtsi | 2 --
> > > > arch/arm/boot/dts/orion5x.dtsi | 1 -
> > > > 6 files changed, 0 insertions(+), 11 deletions(-)
> > >
> > > Adding the new devicetree ml to the Cc:
> > >
> > > I'm fine with the changes to the dts{i} files, but I think the binding
> > > document should be handled differently.
> > >
> > > thx,
> > >
> > > Jason.
> > >
> > > >
> > > > diff --git a/Documentation/devicetree/bindings/dma/mv-xor.txt
> > > > b/Documentation/devicetree/bindings/dma/mv-xor.txt
> > > > index 7c6cb7f..68f7004 100644
> > > > --- a/Documentation/devicetree/bindings/dma/mv-xor.txt
> > > > +++ b/Documentation/devicetree/bindings/dma/mv-xor.txt
> > > > @@ -14,7 +14,6 @@ properties:
> > > >
> > > > And the following optional properties:
> > > > - dmacap,memcpy to indicate that the XOR channel is capable of memcpy
> > > > operations
> > > > -- dmacap,memset to indicate that the XOR channel is capable of memset
> > > > operations
> > > > - dmacap,xor to indicate that the XOR channel is capable of xor
> > > > operations
> > > >
> > > > Example:
> > > > @@ -35,6 +34,5 @@ xor@d0060900 {
> > > > interrupts = <52>;
> > > > dmacap,memcpy;
> > > > dmacap,xor;
> > > > - dmacap,memset;
> > > > };
> > > > };
> > > > diff --git a/arch/arm/boot/dts/armada-370.dtsi
> > > > b/arch/arm/boot/dts/armada-370.dtsi
> > > > index fa3dfc6..a315ad1 100644
> > > > --- a/arch/arm/boot/dts/armada-370.dtsi
> > > > +++ b/arch/arm/boot/dts/armada-370.dtsi
> > > > @@ -132,7 +132,6 @@
> > > > interrupts = <52>;
> > > > dmacap,memcpy;
> > > > dmacap,xor;
> > > > - dmacap,memset;
> > > > };
> > > > };
> > > >
> > > > @@ -151,7 +150,6 @@
> > > > interrupts = <95>;
> > > > dmacap,memcpy;
> > > > dmacap,xor;
> > > > - dmacap,memset;
> > > > };
> > > > };
> > > >
> > > > diff --git a/arch/arm/boot/dts/armada-xp.dtsi
> > > > b/arch/arm/boot/dts/armada-xp.dtsi
> > > > index 416eb94..4b3dd56 100644
> > > > --- a/arch/arm/boot/dts/armada-xp.dtsi
> > > > +++ b/arch/arm/boot/dts/armada-xp.dtsi
> > > > @@ -114,7 +114,6 @@
> > > > interrupts = <52>;
> > > > dmacap,memcpy;
> > > > dmacap,xor;
> > > > - dmacap,memset;
> > > > };
> > > > };
> > > >
> > > > @@ -134,7 +133,6 @@
> > > > interrupts = <95>;
> > > > dmacap,memcpy;
> > > > dmacap,xor;
> > > > - dmacap,memset;
> > > > };
> > > > };
> > > >
> > > > diff --git a/arch/arm/boot/dts/dove.dtsi b/arch/arm/boot/dts/dove.dtsi
> > > > index 6cab468..2cef34f 100644
> > > > --- a/arch/arm/boot/dts/dove.dtsi
> > > > +++ b/arch/arm/boot/dts/dove.dtsi
> > > > @@ -232,7 +232,6 @@
> > > >
> > > > channel1 {
> > > > interrupts = <40>;
> > > > - dmacap,memset;
> > > > dmacap,memcpy;
> > > > dmacap,xor;
> > > > };
> > > > @@ -253,7 +252,6 @@
> > > >
> > > > channel1 {
> > > > interrupts = <43>;
> > > > - dmacap,memset;
> > > > dmacap,memcpy;
> > > > dmacap,xor;
> > > > };
> > > > diff --git a/arch/arm/boot/dts/kirkwood.dtsi
> > > > b/arch/arm/boot/dts/kirkwood.dtsi
> > > > index 9809fc1..078637c 100644
> > > > --- a/arch/arm/boot/dts/kirkwood.dtsi
> > > > +++ b/arch/arm/boot/dts/kirkwood.dtsi
> > > > @@ -126,7 +126,6 @@
> > > > interrupts = <6>;
> > > > dmacap,memcpy;
> > > > dmacap,xor;
> > > > - dmacap,memset;
> > > > };
> > > > };
> > > >
> > > > @@ -146,7 +145,6 @@
> > > > interrupts = <8>;
> > > > dmacap,memcpy;
> > > > dmacap,xor;
> > > > - dmacap,memset;
> > > > };
> > > > };
> > > >
> > > > diff --git a/arch/arm/boot/dts/orion5x.dtsi
> > > > b/arch/arm/boot/dts/orion5x.dtsi
> > > > index 892c64e..f82ece7 100644
> > > > --- a/arch/arm/boot/dts/orion5x.dtsi
> > > > +++ b/arch/arm/boot/dts/orion5x.dtsi
> > > > @@ -120,7 +120,6 @@
> > > > interrupts = <31>;
> > > > dmacap,memcpy;
> > > > dmacap,xor;
> > > > - dmacap,memset;
> > > > };
> > > > };
> > > >
> > > > --
> > > > 1.7.2.5
> > > >
> > > >
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