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Subject[PATCH v3 4/6] arm: dts: Change PCIe INTx mapping for NSP
Date
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/arm/boot/dts/bcm-nsp.dtsi | 45 ++++++++++++++++++++++++++++++++++++------
1 file changed, 39 insertions(+), 6 deletions(-)

diff --git a/arch/arm/boot/dts/bcm-nsp.dtsi b/arch/arm/boot/dts/bcm-nsp.dtsi
index da6d70f..6d73221 100644
--- a/arch/arm/boot/dts/bcm-nsp.dtsi
+++ b/arch/arm/boot/dts/bcm-nsp.dtsi
@@ -529,8 +529,11 @@
reg = <0x18012000 0x1000>;

#interrupt-cells = <1>;
- interrupt-map-mask = <0 0 0 0>;
- interrupt-map = <0 0 0 0 &gic GIC_SPI 131 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>;

@@ -559,6 +562,14 @@
<GIC_SPI 130 IRQ_TYPE_LEVEL_HIGH>;
brcm,pcie-msi-inten;
};
+
+ pcie0_intc: interrupt-controller {
+ compatible = "brcm,iproc-intc";
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ interrupt-parent = <&gic>;
+ interrupts = <GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH>;
+ };
};

pcie1: pcie@18013000 {
@@ -566,8 +577,11 @@
reg = <0x18013000 0x1000>;

#interrupt-cells = <1>;
- interrupt-map-mask = <0 0 0 0>;
- interrupt-map = <0 0 0 0 &gic GIC_SPI 137 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-map-mask = <0 0 0 7>;
+ interrupt-map = <0 0 0 1 &pcie1_intc 0>,
+ <0 0 0 2 &pcie1_intc 1>,
+ <0 0 0 3 &pcie1_intc 2>,
+ <0 0 0 4 &pcie1_intc 3>;

linux,pci-domain = <1>;

@@ -596,6 +610,14 @@
<GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>;
brcm,pcie-msi-inten;
};
+
+ pcie1_intc: interrupt-controller {
+ compatible = "brcm,iproc-intc";
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ interrupt-parent = <&gic>;
+ interrupts = <GIC_SPI 137 IRQ_TYPE_LEVEL_HIGH>;
+ };
};

pcie2: pcie@18014000 {
@@ -603,8 +625,11 @@
reg = <0x18014000 0x1000>;

#interrupt-cells = <1>;
- interrupt-map-mask = <0 0 0 0>;
- interrupt-map = <0 0 0 0 &gic GIC_SPI 143 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-map-mask = <0 0 0 7>;
+ interrupt-map = <0 0 0 1 &pcie2_intc 0>,
+ <0 0 0 2 &pcie2_intc 1>,
+ <0 0 0 3 &pcie2_intc 2>,
+ <0 0 0 4 &pcie2_intc 3>;

linux,pci-domain = <2>;

@@ -633,6 +658,14 @@
<GIC_SPI 142 IRQ_TYPE_LEVEL_HIGH>;
brcm,pcie-msi-inten;
};
+
+ pcie2_intc: interrupt-controller {
+ compatible = "brcm,iproc-intc";
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ interrupt-parent = <&gic>;
+ interrupts = <GIC_SPI 143 IRQ_TYPE_LEVEL_HIGH>;
+ };
};

thermal-zones {
--
2.7.4
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