Add PCI support to 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 | 74 +++++++++++++++++++++++++++++++++++++++-
arch/arm/boot/dts/bcm958625k.dts | 12 +++++++
2 files changed, 85 insertions(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/bcm-nsp.dtsi b/arch/arm/boot/dts/bcm-nsp.dtsi
index 58aca27..85fb1c8 100644
--- a/arch/arm/boot/dts/bcm-nsp.dtsi
+++ b/arch/arm/boot/dts/bcm-nsp.dtsi
@@ -96,7 +96,7 @@
axi {
compatible = "simple-bus";
- ranges = <0x00000000 0x18000000 0x00001000>;
+ ranges = <0x00000000 0x18000000 0x00015000>;
#address-cells = <1>;
#size-cells = <1>;
@@ -115,5 +115,77 @@
clock-frequency = <62499840>;
status = "disabled";
};
+
+ pcie0: pcie@18012000 {
+ compatible = "brcm,iproc-pcie";
+ reg = <0x12000 0x1000>;
+
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 0>;
+ interrupt-map = <0 0 0 0 &gic GIC_SPI 131
IRQ_TYPE_NONE>;
+
+ linux,pci-domain = <0>;
+
+ bus-range = <0x00 0xff>;
+
+ #address-cells = <3>;
+ #size-cells = <2>;
+ device_type = "pci";
+
+ /* Note: The HW does not support I/O resources. So,
+ * only the memory resource range is being specified.
+ */
+ ranges = <0x82000000 0 0x08000000 0x08000000 0
0x8000000>;
+
+ status = "disabled";
+ };
+
+ pcie1: pcie@18013000 {
+ compatible = "brcm,iproc-pcie";
+ reg = <0x13000 0x1000>;
+
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 0>;
+ interrupt-map = <0 0 0 0 &gic GIC_SPI 137
IRQ_TYPE_NONE>;
+
+ linux,pci-domain = <1>;
+
+ bus-range = <0x00 0xff>;
+
+ #address-cells = <3>;
+ #size-cells = <2>;
+ device_type = "pci";
+
+ /* Note: The HW does not support I/O resources. So,
+ * only the memory resource range is being specified.
+ */
+ ranges = <0x82000000 0 0x40000000 0x40000000 0
0x8000000>;
+
+ status = "disabled";
+ };
+
+ pcie2: pcie@18014000 {
+ compatible = "brcm,iproc-pcie";
+ reg = <0x14000 0x1000>;
+
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 0>;
+ interrupt-map = <0 0 0 0 &gic GIC_SPI 143
IRQ_TYPE_NONE>;
+
+ linux,pci-domain = <2>;
+
+ bus-range = <0x00 0xff>;
+
+ #address-cells = <3>;
+ #size-cells = <2>;
+ device_type = "pci";
+
+ /* Note: The HW does not support I/O resources. So,
+ * only the memory resource range is being specified.
+ */
+ ranges = <0x82000000 0 0x48000000 0x48000000 0
0x8000000>;
+
+ status = "disabled";
+ };
};
};
diff --git a/arch/arm/boot/dts/bcm958625k.dts b/arch/arm/boot/dts/bcm958625k.dts
index 16303db..4859268 100644
--- a/arch/arm/boot/dts/bcm958625k.dts
+++ b/arch/arm/boot/dts/bcm958625k.dts
@@ -55,3 +55,15 @@
&uart1 {
status = "okay";
};
+
+&pcie0 {
+ status = "okay";
+};
+
+&pcie1 {
+ status = "okay";
+};
+
+&pcie2 {
+ status = "okay";
+};
--
1.9.1
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