Add MSI support to the PCI driver of the Northstar Plus SoC. This uses
the existing pcie-iproc driver. So, all that is needed is device tree
entries in the DTS.
Signed-off-by: Jon Mason <jonma...@broadcom.com>
---
arch/arm/boot/dts/bcm-nsp.dtsi | 36 ++++++++++++++++++++++++++++++++++++
1 file changed, 36 insertions(+)
diff --git a/arch/arm/boot/dts/bcm-nsp.dtsi b/arch/arm/boot/dts/bcm-nsp.dtsi
index def9e78..a44bf29 100644
--- a/arch/arm/boot/dts/bcm-nsp.dtsi
+++ b/arch/arm/boot/dts/bcm-nsp.dtsi
@@ -290,6 +290,18 @@
ranges = <0x82000000 0 0x08000000 0x08000000 0 0x8000000>;
status = "disabled";
+
+ msi-parent = <&msi0>;
+ msi0: msi@18012000 {
+ compatible = "brcm,iproc-msi";
+ msi-controller;
+ interrupt-parent = <&gic>;
+ interrupts = <GIC_SPI 127 IRQ_TYPE_NONE>,
+ <GIC_SPI 128 IRQ_TYPE_NONE>,
+ <GIC_SPI 129 IRQ_TYPE_NONE>,
+ <GIC_SPI 130 IRQ_TYPE_NONE>;
+ brcm,pcie-msi-inten;
+ };
};
pcie1: pcie@18013000 {
@@ -314,6 +326,18 @@
ranges = <0x82000000 0 0x40000000 0x40000000 0 0x8000000>;
status = "disabled";
+
+ msi-parent = <&msi1>;
+ msi1: msi@18013000 {
+ compatible = "brcm,iproc-msi";
+ msi-controller;
+ interrupt-parent = <&gic>;
+ interrupts = <GIC_SPI 133 IRQ_TYPE_NONE>,
+ <GIC_SPI 134 IRQ_TYPE_NONE>,
+ <GIC_SPI 135 IRQ_TYPE_NONE>,
+ <GIC_SPI 136 IRQ_TYPE_NONE>;
+ brcm,pcie-msi-inten;
+ };
};
pcie2: pcie@18014000 {
@@ -338,5 +362,17 @@
ranges = <0x82000000 0 0x48000000 0x48000000 0 0x8000000>;
status = "disabled";
+
+ msi-parent = <&msi2>;
+ msi2: msi@18014000 {
+ compatible = "brcm,iproc-msi";
+ msi-controller;
+ interrupt-parent = <&gic>;
+ interrupts = <GIC_SPI 139 IRQ_TYPE_NONE>,
+ <GIC_SPI 140 IRQ_TYPE_NONE>,
+ <GIC_SPI 141 IRQ_TYPE_NONE>,
+ <GIC_SPI 142 IRQ_TYPE_NONE>;
+ brcm,pcie-msi-inten;
+ };
};
};
--
1.9.1
