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authorJoao Pinto <Joao.Pinto@synopsys.com>2016-03-10 23:44:52 +0300
committerBjorn Helgaas <bhelgaas@google.com>2016-03-15 16:50:45 +0300
commit5a3aa2a8fae4ce1a3ad786d212b8fffca8ee72f5 (patch)
treed1379662d29c23341c9208f275be94aa31610721 /Documentation
parentdac29e6c5460d05774e3e8c4fdf4d6e7bd481fab (diff)
downloadlinux-5a3aa2a8fae4ce1a3ad786d212b8fffca8ee72f5.tar.xz
PCI: designware: Add driver for prototyping kits based on ARC SDP
Add a reference platform driver for PCI RC IP Protoyping Kits based on the ARC SDP. [bhelgaas: changelog, split patch up, MAINTAINERS update] Signed-off-by: Joao Pinto <jpinto@synopsys.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Pratyush Anand <pratyush.anand@gmail.com>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/pci/designware-pcie.txt17
1 files changed, 17 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/pci/designware-pcie.txt b/Documentation/devicetree/bindings/pci/designware-pcie.txt
index 5b0853df9d5a..64f2fff12128 100644
--- a/Documentation/devicetree/bindings/pci/designware-pcie.txt
+++ b/Documentation/devicetree/bindings/pci/designware-pcie.txt
@@ -28,3 +28,20 @@ Optional properties:
- clock-names: Must include the following entries:
- "pcie"
- "pcie_bus"
+
+Example configuration:
+
+ pcie: pcie@0xdffff000 {
+ compatible = "snps,dw-pcie";
+ reg = <0xdffff000 0x1000>, /* Controller registers */
+ <0xd0000000 0x2000>; /* PCI config space */
+ reg-names = "ctrlreg", "config";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ device_type = "pci";
+ ranges = <0x81000000 0 0x00000000 0xde000000 0 0x00010000
+ 0x82000000 0 0xd0400000 0xd0400000 0 0x0d000000>;
+ interrupts = <25>, <24>;
+ #interrupt-cells = <1>;
+ num-lanes = <1>;
+ };