[PATCH 3/6] arm: dts: Change PCIe INTx mapping for Cygnus

From: Ray Jui
Date: Tue May 29 2018 - 18:00:12 EST


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@xxxxxxxxxxxx>
---
arch/arm/boot/dts/bcm-cygnus.dtsi | 18 ++++++++++++++----
1 file changed, 14 insertions(+), 4 deletions(-)

diff --git a/arch/arm/boot/dts/bcm-cygnus.dtsi b/arch/arm/boot/dts/bcm-cygnus.dtsi
index 699fdf9..6de21ef 100644
--- a/arch/arm/boot/dts/bcm-cygnus.dtsi
+++ b/arch/arm/boot/dts/bcm-cygnus.dtsi
@@ -254,9 +254,14 @@
compatible = "brcm,iproc-pcie";
reg = <0x18012000 0x1000>;

+ interrupt-controller;
#interrupt-cells = <1>;
- interrupt-map-mask = <0 0 0 0>;
- interrupt-map = <0 0 0 0 &gic GIC_SPI 100 IRQ_TYPE_NONE>;
+ interrupt-map-mask = <0 0 0 7>;
+ interrupt-map = <0 0 0 1 &pcie0 1>,
+ <0 0 0 2 &pcie0 2>,
+ <0 0 0 3 &pcie0 3>,
+ <0 0 0 4 &pcie0 4>;
+ interrupts = <GIC_SPI 100 IRQ_TYPE_NONE>;

linux,pci-domain = <0>;

@@ -289,9 +294,14 @@
compatible = "brcm,iproc-pcie";
reg = <0x18013000 0x1000>;

+ interrupt-controller;
#interrupt-cells = <1>;
- interrupt-map-mask = <0 0 0 0>;
- interrupt-map = <0 0 0 0 &gic GIC_SPI 106 IRQ_TYPE_NONE>;
+ interrupt-map-mask = <0 0 0 7>;
+ interrupt-map = <0 0 0 1 &pcie1 1>,
+ <0 0 0 2 &pcie1 2>,
+ <0 0 0 3 &pcie1 3>,
+ <0 0 0 4 &pcie1 4>;
+ interrupts = <GIC_SPI 106 IRQ_TYPE_NONE>;

linux,pci-domain = <1>;

--
2.1.4