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| From | Bharat Kumar Gogada <bharat.kumar.gogada@xilinx.com> |
| Newsgroups | linux.kernel |
| Subject | [PATCH V3 4/5] PCI: xilinx: Updating Zynq PCI binding documentation with Microblaze node. |
| Date | Tue, 09 Feb 2016 11:50:03 +0100 |
| Message-ID | <r0e1R-2PZ-29@gated-at.bofh.it> (permalink) |
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Updated Zynq PCI binding documentation with Microblaze node.
Signed-off-by: Bharat Kumar Gogada <bharatku@xilinx.com>
Signed-off-by: Ravi Kiran Gummaluri <rgummal@xilinx.com>
Acked-by: Rob Herring <robh@kernel.org>
---
Changes:
Adding Microblaze device tree node Documnetation.
Made bus-range property optional for Microblaze.
---
.../devicetree/bindings/pci/xilinx-pcie.txt | 32 ++++++++++++++++++++--
1 file changed, 29 insertions(+), 3 deletions(-)
diff --git a/Documentation/devicetree/bindings/pci/xilinx-pcie.txt b/Documentation/devicetree/bindings/pci/xilinx-pcie.txt
index 02f979a..ad7c7bf 100644
--- a/Documentation/devicetree/bindings/pci/xilinx-pcie.txt
+++ b/Documentation/devicetree/bindings/pci/xilinx-pcie.txt
@@ -17,7 +17,7 @@ Required properties:
Please refer to the standard PCI bus binding document for a more
detailed explanation
-Optional properties:
+Optional properties for Zynq/Microblaze:
- bus-range: PCI bus numbers covered
Interrupt controller child node
@@ -38,13 +38,13 @@ the four INTx interrupts in ISR and route them to this domain.
Example:
++++++++
-
+Zynq:
pci_express: axi-pcie@50000000 {
#address-cells = <3>;
#size-cells = <2>;
#interrupt-cells = <1>;
compatible = "xlnx,axi-pcie-host-1.00.a";
- reg = < 0x50000000 0x10000000 >;
+ reg = < 0x50000000 0x1000000 >;
device_type = "pci";
interrupts = < 0 52 4 >;
interrupt-map-mask = <0 0 0 7>;
@@ -60,3 +60,29 @@ Example:
#interrupt-cells = <1>;
};
};
+
+
+Microblaze:
+ pci_express: axi-pcie@10000000 {
+ #address-cells = <3>;
+ #size-cells = <2>;
+ #interrupt-cells = <1>;
+ compatible = "xlnx,axi-pcie-host-1.00.a";
+ reg = <0x10000000 0x4000000>;
+ device_type = "pci";
+ interrupt-parent = <µbalze_0_intc>;
+ interrupts = <1 2>;
+ interrupt-map-mask = <0 0 0 7>;
+ interrupt-map = <0 0 0 1 &pcie_intc 1>,
+ <0 0 0 2 &pcie_intc 2>,
+ <0 0 0 3 &pcie_intc 3>,
+ <0 0 0 4 &pcie_intc 4>;
+ ranges = <0x02000000 0x00000000 0x80000000 0x80000000 0x00000000 0x10000000>;
+
+ pcie_intc: interrupt-controller {
+ interrupt-controller;
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ };
+
+ };
--
2.1.1
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[PATCH V3 4/5] PCI: xilinx: Updating Zynq PCI binding documentation with Microblaze node. Bharat Kumar Gogada <bharat.kumar.gogada@xilinx.com> - 2016-02-09 11:50 +0100
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