According to using PHY framework, modified the exynos5440-pcie binding.
And use "config" property to follow the designware-pcie binding.
Signed-off-by: Jaehoon Chung <jh80.chung@xxxxxxxxxxx>
---
.../bindings/pci/samsung,exynos5440-pcie.txt | 29 +++++++++++++---------
1 file changed, 17 insertions(+), 12 deletions(-)
diff --git a/Documentation/devicetree/bindings/pci/samsung,exynos5440-pcie.txt b/Documentation/devicetree/bindings/pci/samsung,exynos5440-pcie.txt
index 4f9d23d..51f6214 100644
--- a/Documentation/devicetree/bindings/pci/samsung,exynos5440-pcie.txt
+++ b/Documentation/devicetree/bindings/pci/samsung,exynos5440-pcie.txt
@@ -5,10 +5,15 @@ and thus inherits all the common properties defined in designware-pcie.txt.
Required properties:
- compatible: "samsung,exynos5440-pcie"
-- reg: base addresses and lengths of the pcie controller,
- the phy controller, additional register for the phy controller.
+- reg: base addresses and lengths of the pcie controller
- interrupts: A list of interrupt outputs for level interrupt,
pulse interrupt, special interrupt.
+- phys: From PHY binding. Phandle for the Generic PHY.
+ Refer to Documentation/devicetree/bindings/phy/samsung-phy.txt
+- phy-names: Must be "pcie-phy".
+
+Other common properties refer to
+ Documentation/devicetree/binding/pci/designware-pcie.txt
Example:
@@ -16,18 +21,18 @@ SoC specific DT Entry:
pcie@290000 {
compatible = "samsung,exynos5440-pcie", "snps,dw-pcie";
- reg = <0x290000 0x1000
- 0x270000 0x1000
- 0x271000 0x40>;
+ reg = <0x290000 0x1000>, <0x40000000 0x100>;
+ reg-names = "elbi", "config";
interrupts = <0 20 0>, <0 21 0>, <0 22 0>;
clocks = <&clock 28>, <&clock 27>;
clock-names = "pcie", "pcie_bus";
#address-cells = <3>;
#size-cells = <2>;
device_type = "pci";
- ranges = <0x00000800 0 0x40000000 0x40000000 0 0x00001000 /* configuration space */
- 0x81000000 0 0 0x40001000 0 0x00010000 /* downstream I/O */
+ ranges = <0x81000000 0 0 0x40001000 0 0x00010000 /* downstream I/O */
0x82000000 0 0x40011000 0x40011000 0 0x1ffef000>; /* non-prefetchable memory */
+ phys = <&pcie_phy0>;
+ phy-names = "pcie-phy";
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 0>;
interrupt-map = <0 0 0 0 &gic GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>;
@@ -36,17 +41,17 @@ SoC specific DT Entry:
pcie@2a0000 {
compatible = "samsung,exynos5440-pcie", "snps,dw-pcie";
- reg = <0x2a0000 0x1000
- 0x272000 0x1000
- 0x271040 0x40>;
+ reg = <0x2a0000 0x1000>, <0x60000000 0x1000>;
+ reg-names = "elbi", "config";
interrupts = <0 23 0>, <0 24 0>, <0 25 0>;
clocks = <&clock 29>, <&clock 27>;
clock-names = "pcie", "pcie_bus";
#address-cells = <3>;
#size-cells = <2>;
device_type = "pci";
- ranges = <0x00000800 0 0x60000000 0x60000000 0 0x00001000 /* configuration space */
- 0x81000000 0 0 0x60001000 0 0x00010000 /* downstream I/O */
+ phys = <&pcie_phy1>;
+ phy-names = "pcie-phy";
+ ranges = <0x81000000 0 0 0x60001000 0 0x00010000 /* downstream I/O */
0x82000000 0 0x60011000 0x60011000 0 0x1ffef000>; /* non-prefetchable memory */
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 0>;
--
2.10.2
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