Hi Simon,
On mer., janv. 13 2016, Simon Horman <horms+renesas@xxxxxxxxxxxx> wrote:
> Add fallback compatibility strings for R-Car Gen2 and Gen3.
>
> 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: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Acked-by: Gregory CLEMENT <gregory.clement@xxxxxxxxxxxxxxxxxx>
Thanks,
Gregory
>
> ---
> v3
> * Refer to Armada 38x rather than Armada 380 SoCs
> as the binding is also used by Armada 385 SoCs
> * Added Ack from Geert Uytterhoeven
>
> v2
> * Use consistent line ending in documentation
> * Group compat strings at the bottom of usb_xhci_of_match[]
> ---
> Documentation/devicetree/bindings/usb/usb-xhci.txt | 21 +++++++++++++++++----
> drivers/usb/host/xhci-plat.c | 5 +++++
> 2 files changed, 22 insertions(+), 4 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/usb/usb-xhci.txt b/Documentation/devicetree/bindings/usb/usb-xhci.txt
> index 082573289f1e..6a17aa85c4d5 100644
> --- a/Documentation/devicetree/bindings/usb/usb-xhci.txt
> +++ b/Documentation/devicetree/bindings/usb/usb-xhci.txt
> @@ -1,10 +1,23 @@
> USB xHCI controllers
>
> Required properties:
> - - compatible: should be one of "generic-xhci",
> - "marvell,armada-375-xhci", "marvell,armada-380-xhci",
> - "renesas,xhci-r8a7790", "renesas,xhci-r8a7791", "renesas,xhci-r8a7793",
> - "renesas,xhci-r8a7795" (deprecated: "xhci-platform").
> + - compatible: should be one or more of
> +
> + - "generic-xhci" for generic XHCI device
> + - "marvell,armada-375-xhci" for Armada 375 SoCs
> + - "marvell,armada-380-xhci" for Armada 38x SoCs
> + - "renesas,xhci-r8a7790" for r8a7790 SoC
> + - "renesas,xhci-r8a7791" for r8a7791 SoC
> + - "renesas,xhci-r8a7793" for r8a7793 SoC
> + - "renesas,xhci-r8a7795" for r8a7795 SoC
> + - "renesas,rcar-gen2-xhci" for a generic R-Car Gen2 compatible device
> + - "renesas,rcar-gen3-xhci" for a generic R-Car Gen3 compatible device
> + - "xhci-platform" (deprecated)
> +
> + When compatible with the generic version, nodes must list the
> + SoC-specific version corresponding to the platform first
> + followed by the generic version.
> +
> - reg: should contain address and length of the standard XHCI
> register set for the device.
> - interrupts: one XHCI interrupt should be described here.
> diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
> index 770b6b088797..05d09d7547ea 100644
> --- a/drivers/usb/host/xhci-plat.c
> +++ b/drivers/usb/host/xhci-plat.c
> @@ -110,6 +110,11 @@ static const struct of_device_id usb_xhci_of_match[] = {
> .compatible = "renesas,xhci-r8a7795",
> .data = &xhci_plat_renesas_rcar_gen3,
> }, {
> + .compatible = "renesas,rcar-gen2-xhci",
> + .data = &xhci_plat_renesas_rcar_gen2,
> + }, {
> + .compatible = "renesas,rcar-gen3-xhci",
> + .data = &xhci_plat_renesas_rcar_gen3,
> },
> };
> MODULE_DEVICE_TABLE(of, usb_xhci_of_match);
> --
> 2.1.4
>
> --
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--
Gregory Clement, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com
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