linux-kernel - [PATCH 2/6] GICv3: Add ITS entry to THUNDER dts

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Message-Id: <1411573068-12952-3-git-send-email-rric@kernel.org>
Date:	Wed, 24 Sep 2014 17:37:44 +0200
From:	Robert Richter <rric@...nel.org>
To:	Bjorn Helgaas <bhelgaas@...gle.com>,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Catalin Marinas <catalin.marinas@....com>,
	Will Deacon <will.deacon@....com>
Cc:	Liviu Dudau <liviu.dudau@....com>, Arnd Bergmann <arnd@...db.de>,
	Sunil Goutham <sgoutham@...ium.com>,
	linux-arm-kernel@...ts.infradead.org, linux-pci@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Tirumalesh Chalamarla <tchalamarla@...ium.com>,
	Robert Richter <rrichter@...ium.com>,
	devicetree@...r.kernel.org
Subject: [PATCH 2/6] GICv3: Add ITS entry to THUNDER dts

From: Tirumalesh Chalamarla <tchalamarla@...ium.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@...ium.com>
Signed-off-by: Robert Richter <rrichter@...ium.com>
---
 arch/arm64/boot/dts/thunder-88xx.dtsi | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm64/boot/dts/thunder-88xx.dtsi b/arch/arm64/boot/dts/thunder-88xx.dtsi
index d8c0bdc51882..9cb7cf94284a 100644
--- a/arch/arm64/boot/dts/thunder-88xx.dtsi
+++ b/arch/arm64/boot/dts/thunder-88xx.dtsi
@@ -376,10 +376,19 @@
 		gic0: interrupt-controller@...0,00000000 {
 			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@...0,00020000 {
+				compatible = "arm,gic-v3-its";
+				msi-controller;
+				reg = <0x8010 0x20000 0x0 0x200000>;
+			};
 		};
 
 		uaa0: serial@...0,24000000 {
-- 
2.1.0

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