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From:   Srinath Mannam <srinath.mannam@broadcom.com>
To:     Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
        Bjorn Helgaas <bhelgaas@google.com>,
        Florian Fainelli <f.fainelli@gmail.com>,
        Ray Jui <rjui@broadcom.com>, Rob Herring <robh+dt@kernel.org>,
        Mark Rutland <mark.rutland@arm.com>,
        Andy Shevchenko <andy.shevchenko@gmail.com>,
        Arnd Bergmann <arnd@arndb.de>
Cc:     bcm-kernel-feedback-list@broadcom.com, linux-pci@vger.kernel.org,
        devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-kernel@vger.kernel.org, Ray Jui <ray.jui@broadcom.com>,
        Srinath Mannam <srinath.mannam@broadcom.com>
Subject: [PATCH v3 6/6] arm64: dts: Change PCIe INTx mapping for NS2
Date:   Tue,  3 Dec 2019 10:27:06 +0530
Message-Id: <1575349026-8743-7-git-send-email-srinath.mannam@broadcom.com>
In-Reply-To: <1575349026-8743-1-git-send-email-srinath.mannam@broadcom.com>
References: <1575349026-8743-1-git-send-email-srinath.mannam@broadcom.com>
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From: Ray Jui <ray.jui@broadcom.com>

Change the PCIe INTx mapping to model the 4 INTx interrupts in the
IRQ domain of the iProc PCIe controller itself

Signed-off-by: Ray Jui <ray.jui@broadcom.com>
Signed-off-by: Srinath Mannam <srinath.mannam@broadcom.com>
---
 arch/arm64/boot/dts/broadcom/northstar2/ns2.dtsi | 28 ++++++++++++++++++++----
 1 file changed, 24 insertions(+), 4 deletions(-)

diff --git a/arch/arm64/boot/dts/broadcom/northstar2/ns2.dtsi b/arch/arm64/boot/dts/broadcom/northstar2/ns2.dtsi
index 15f7b0e..489bfd5 100644
--- a/arch/arm64/boot/dts/broadcom/northstar2/ns2.dtsi
+++ b/arch/arm64/boot/dts/broadcom/northstar2/ns2.dtsi
@@ -117,8 +117,11 @@
 		dma-coherent;
 
 		#interrupt-cells = <1>;
-		interrupt-map-mask = <0 0 0 0>;
-		interrupt-map = <0 0 0 0 &gic 0 GIC_SPI 281 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-map-mask = <0 0 0 7>;
+		interrupt-map = <0 0 0 1 &pcie0_intc 0>,
+				<0 0 0 2 &pcie0_intc 1>,
+				<0 0 0 3 &pcie0_intc 2>,
+				<0 0 0 4 &pcie0_intc 3>;
 
 		linux,pci-domain = <0>;
 
@@ -140,6 +143,13 @@
 		phy-names = "pcie-phy";
 
 		msi-parent = <&v2m0>;
+		pcie0_intc: interrupt-controller {
+			compatible = "brcm,iproc-intc";
+			interrupt-controller;
+			#interrupt-cells = <1>;
+			interrupt-parent = <&gic>;
+			interrupts = <GIC_SPI 281 IRQ_TYPE_LEVEL_HIGH>;
+		};
 	};
 
 	pcie4: pcie@50020000 {
@@ -148,8 +158,11 @@
 		dma-coherent;
 
 		#interrupt-cells = <1>;
-		interrupt-map-mask = <0 0 0 0>;
-		interrupt-map = <0 0 0 0 &gic 0 GIC_SPI 305 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-map-mask = <0 0 0 7>;
+		interrupt-map = <0 0 0 1 &pcie4_intc 0>,
+				<0 0 0 2 &pcie4_intc 1>,
+				<0 0 0 3 &pcie4_intc 2>,
+				<0 0 0 4 &pcie4_intc 3>;
 
 		linux,pci-domain = <4>;
 
@@ -171,6 +184,13 @@
 		phy-names = "pcie-phy";
 
 		msi-parent = <&v2m0>;
+		pcie4_intc: interrupt-controller {
+			compatible = "brcm,iproc-intc";
+			interrupt-controller;
+			#interrupt-cells = <1>;
+			interrupt-parent = <&gic>;
+			interrupts = <GIC_SPI 305 IRQ_TYPE_LEVEL_HIGH>;
+		};
 	};
 
 	pcie8: pcie@60c00000 {
-- 
2.7.4