Thread (13 messages) 13 messages, 2 authors, 2014-03-27

[PATCH v6 05/10] dt-bindings: pci: rcar pcie device tree bindings

From: Phil.Edworthy at renesas.com <hidden>
Date: 2014-03-27 11:40:24
Also in: linux-devicetree, linux-pci, linux-sh

Hi Sergei,

On: 27/03/2014 11:08, Sergei wrote:
Subject: Re: [PATCH v6 05/10] dt-bindings: pci: rcar pcie device tree 
bindings
Hello.

On 27-03-2014 13:26, Phil Edworthy wrote:
quoted
This patch adds the bindings for the R-Car PCIe driver. The driver
resides under drivers/pci/host/pcie-rcar.c
quoted
Signed-off-by: Phil Edworthy <redacted>
quoted
v6:
  - Correct DT bindings description for reg and clocks
quoted
v5:
  - Add PCIe bus clock reference
  - Add additional interrupt bindings
  - Use dma-ranges property to specify inbound memory regions
    Put these under --- tear line, please.
quoted
---
  Documentation/devicetree/bindings/pci/rcar-pci.txt | 45 
++++++++++++++++++++++
quoted
  1 file changed, 45 insertions(+)
  create mode 100644 
Documentation/devicetree/bindings/pci/rcar-pci.txt
quoted
diff --git a/Documentation/devicetree/bindings/pci/rcar-pci.txt b/
Documentation/devicetree/bindings/pci/rcar-pci.txt
quoted
new file mode 100644
index 0000000..a97ebe6
--- /dev/null
+++ b/Documentation/devicetree/bindings/pci/rcar-pci.txt
@@ -0,0 +1,45 @@
+* Renesas RCar PCIe interface
+
+Required properties:
+- compatible: should contain one of the following
+   "renesas,pcie-r8a7779", "renesas,pcie-r8a7790", 
"renesas,pcie-r8a7791"
quoted
+- reg: base address and length of the pcie controller registers.
+- #address-cells: set to <3>
+- #size-cells: set to <2>
+- device_type: set to "pci"
+- ranges: ranges for the PCI memory and I/O regions.
+- dma-ranges: ranges for the inbound memory regions.
+- interrupts: two interrupt sources for MSI interrupts, followed by 
interrupt
quoted
+   source for hardware related interrupts (e.g. link speed change).
+- #interrupt-cells: set to <1>
+- interrupt-map-mask and interrupt-map: standard PCI properties
+   to define the mapping of the PCIe interface to interrupt
+   numbers.
+- clocks: from common clock binding: phandles to PCIe controller and 
PCIe bus
quoted
+   clocks.
    I told it's not only phandles (e.g. &mstp3_clks) but the clock 
specifiers.
Ah, yes you did.

Thanks
Phil
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