Re: [PATCH 8/8] ARM: mvebu: a38x: Enable A38x XOR engine features

From: Andrew Lunn
Date: Tue May 12 2015 - 12:18:18 EST


On Tue, May 12, 2015 at 05:37:43PM +0200, Maxime Ripard wrote:
> From: Lior Amsalem <alior@xxxxxxxxxxx>
>
> The new XOR engine has a new compatible of its own, together with new
> channel capabilities.
>
> Use that new compatible now that we have a driver that can handle it.
>
> Signed-off-by: Lior Amsalem <alior@xxxxxxxxxxx>
> Reviewed-by: Ofer Heifetz <oferh@xxxxxxxxxxx>
> Reviewed-by: Nadav Haklai <nadavh@xxxxxxxxxxx>
> Tested-by: Nadav Haklai <nadavh@xxxxxxxxxxx>
> ---
> arch/arm/boot/dts/armada-38x.dtsi | 20 ++++++--------------
> 1 file changed, 6 insertions(+), 14 deletions(-)
>
> diff --git a/arch/arm/boot/dts/armada-38x.dtsi b/arch/arm/boot/dts/armada-38x.dtsi
> index ed2dd8ba4080..6d07b7389415 100644
> --- a/arch/arm/boot/dts/armada-38x.dtsi
> +++ b/arch/arm/boot/dts/armada-38x.dtsi
> @@ -448,7 +448,7 @@
> };
>
> xor@60800 {
> - compatible = "marvell,orion-xor";
> + compatible = "marvell,a38x-xor";
> reg = <0x60800 0x100
> 0x60a00 0x100>;
> clocks = <&gateclk 22>;
> @@ -458,17 +458,13 @@
> interrupts = <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>;
> dmacap,memcpy;
> dmacap,xor;
> - };
> - xor01 {
> - interrupts = <GIC_SPI 23 IRQ_TYPE_LEVEL_HIGH>;
> - dmacap,memcpy;
> - dmacap,xor;
> - dmacap,memset;
> + dmacap,pq;
> + dmacap,interrupt;

Does this mean the hardware only has one channel?
And memset is no longer supported?

Andrew


> };
> };
>
> xor@60900 {
> - compatible = "marvell,orion-xor";
> + compatible = "marvell,a38x-xor";
> reg = <0x60900 0x100
> 0x60b00 0x100>;
> clocks = <&gateclk 28>;
> @@ -478,12 +474,8 @@
> interrupts = <GIC_SPI 65 IRQ_TYPE_LEVEL_HIGH>;
> dmacap,memcpy;
> dmacap,xor;
> - };
> - xor11 {
> - interrupts = <GIC_SPI 66 IRQ_TYPE_LEVEL_HIGH>;
> - dmacap,memcpy;
> - dmacap,xor;
> - dmacap,memset;
> + dmacap,pq;
> + dmacap,interrupt;
> };
> };
>
> --
> 2.4.0
>
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