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Commit 3517652f authored by Simon Horman's avatar Simon Horman Committed by Bjorn Helgaas
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PCI: rcar: Add gen2 fallback compatibility string for pci-rcar-gen2 



Add fallback compatibility string for R-Car Gen 2 family.  This is in
keeping with the fallback scheme being adopted wherever appropriate for
drivers for Renesas SoCs.

Signed-off-by: default avatarSimon Horman <horms+renesas@verge.net.au>
Signed-off-by: default avatarBjorn Helgaas <bhelgaas@google.com>
Acked-by: default avatarRob Herring <robh@kernel.org>
parent e015f88c

Documentation/devicetree/bindings/pci/pci-rcar-gen2.txt

+9 −2
Original line number Diff line number Diff line
@@ -8,7 +8,14 @@ OHCI and EHCI controllers. 
Required properties:

- compatible: "renesas,pci-r8a7790" for the R8A7790 SoC;

	      "renesas,pci-r8a7791" for the R8A7791 SoC;

	      "renesas,pci-r8a7794" for the R8A7794 SoC.

	      "renesas,pci-r8a7794" for the R8A7794 SoC;

	      "renesas,pci-rcar-gen2" for a generic R-Car Gen2 compatible device





	      When compatible with the generic version, nodes must list the

	      SoC-specific version corresponding to the platform first

	      followed by the generic version.



- reg:	A list of physical regions to access the device: the first is

	the operational registers for the OHCI/EHCI controllers and the

	second is for the bridge configuration and control registers.
@@ -32,7 +39,7 @@ Optional properties: 
Example SoC configuration:



	pci0: pci@ee090000  {

		compatible = "renesas,pci-r8a7790";

		compatible = "renesas,pci-r8a7790", "renesas,pci-rcar-gen2";

		clocks = <&mstp7_clks R8A7790_CLK_EHCI>;

		reg = <0x0 0xee090000 0x0 0xc00>,

		      <0x0 0xee080000 0x0 0x1100>;

drivers/pci/host/pci-rcar-gen2.c

+1 −0
Original line number Diff line number Diff line
@@ -430,6 +430,7 @@ static int rcar_pci_probe(struct platform_device *pdev) 
}



static struct of_device_id rcar_pci_of_match[] = {

	{ .compatible = "renesas,pci-rcar-gen2", },

	{ .compatible = "renesas,pci-r8a7790", },

	{ .compatible = "renesas,pci-r8a7791", },

	{ .compatible = "renesas,pci-r8a7794", },