[PATCH] GICv3: Add ITS entry to THUNDER dts

Kevin Hilman khilman at kernel.org
Wed Jul 8 14:26:33 PDT 2015


Catalin Marinas <catalin.marinas at arm.com> writes:

> On Thu, Jul 02, 2015 at 08:26:02PM +0000, Chalamarla, Tirumalesh wrote:
>> > On Jun 26, 2015, at 12:12 PM, Tirumalesh Chalamarla <tchalamarla at caviumnetworks.com> wrote:
>> > 
>> > From: Tirumalesh Chalamarla <tchalamarla at cavium.com>
>> > 
>> > The PCIe host controller uses MSIs provided by GICv3 ITS. Enable it on
>> > Thunder SoCs by adding an entry to DT.
>> > 
>> > Signed-off-by: Tirumalesh Chalamarla <tchalamarla at cavium.com>
>> > Acked-by: Marc Zyngier <marc.zyngier at arm.com>
>> > ---
>> > arch/arm64/boot/dts/cavium/thunder-88xx.dtsi | 9 +++++++++
>> > 1 file changed, 9 insertions(+)
>> > 
>> > diff --git a/arch/arm64/boot/dts/cavium/thunder-88xx.dtsi b/arch/arm64/boot/dts/cavium/thunder-88xx.dtsi
>> > index d8c0bdc..9cb7cf9 100644
>> > --- a/arch/arm64/boot/dts/cavium/thunder-88xx.dtsi
>> > +++ b/arch/arm64/boot/dts/cavium/thunder-88xx.dtsi
>> > @@ -376,10 +376,19 @@
>> > 		gic0: interrupt-controller at 8010,00000000 {
>> > 			compatible = "arm,gic-v3";
>> > 			#interrupt-cells = <3>;
>> > +			#address-cells = <2>;
>> > +			#size-cells = <2>;
>> > +			ranges;
>> > 			interrupt-controller;
>> > 			reg = <0x8010 0x00000000 0x0 0x010000>, /* GICD */
>> > 			      <0x8010 0x80000000 0x0 0x600000>; /* GICR */
>> > 			interrupts = <1 9 0xf04>;
>> > +
>> > +			its: gic-its at 8010,00020000 {
>> > +				compatible = "arm,gic-v3-its";
>> > +				msi-controller;
>> > +				reg = <0x8010 0x20000 0x0 0x200000>;
>> > +			};
>> > 		};
>> > 
>> > 		uaa0: serial at 87e0,24000000 {
>> 
>> is it possible to pull this for 4.2?
>
> The dts files go in via the arm-soc tree (cc'ing arm at kernel.org).

Picked this up for v4.2-rc,

Kevin



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