On Thu, Dec 03, 2015 at 07:51:37AM +0900, Simon Horman wrote: > 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: Simon Horman <horms+renesas@xxxxxxxxxxxx> Acked-by: Rob Herring <robh@xxxxxxxxxx> > > --- > v2 > * Include "rcar-" in new compatibility string > --- > Documentation/devicetree/bindings/pci/pci-rcar-gen2.txt | 11 +++++++++-- > drivers/pci/host/pci-rcar-gen2.c | 1 + > 2 files changed, 10 insertions(+), 2 deletions(-) > > diff --git a/Documentation/devicetree/bindings/pci/pci-rcar-gen2.txt b/Documentation/devicetree/bindings/pci/pci-rcar-gen2.txt > index 891463cb09c2..089a99dcdf10 100644 > --- a/Documentation/devicetree/bindings/pci/pci-rcar-gen2.txt > +++ b/Documentation/devicetree/bindings/pci/pci-rcar-gen2.txt > @@ -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>; > diff --git a/drivers/pci/host/pci-rcar-gen2.c b/drivers/pci/host/pci-rcar-gen2.c > index 62951165dcbb..9980a4bdae7e 100644 > --- a/drivers/pci/host/pci-rcar-gen2.c > +++ b/drivers/pci/host/pci-rcar-gen2.c > @@ -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", }, > -- > 2.1.4 > > -- > To unsubscribe from this list: send the line "unsubscribe devicetree" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html