Hi,
On Tue, Jul 23, 2013 at 10:25:44AM -0400, Al Cooper wrote:
> Add Device Tree match table to xhci-plat.c. Add DT bindings document.
>
> Signed-off-by: Al Cooper <alcoop...@gmail.com>
> ---
> Documentation/devicetree/bindings/usb/usb-xhci.txt | 14 ++++++++++++++
> drivers/usb/host/xhci-plat.c | 9 +++++++++
> 2 files changed, 23 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/usb/usb-xhci.txt
>
> diff --git a/Documentation/devicetree/bindings/usb/usb-xhci.txt
> b/Documentation/devicetree/bindings/usb/usb-xhci.txt
> new file mode 100644
> index 0000000..654cf3d
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/usb/usb-xhci.txt
> @@ -0,0 +1,14 @@
> +USB XHCI controllers
> +
> +Required properties:
> + - compatible: should be "usb-xhci".
> + - reg: should contain address and length of the standard XHCI
> + register set for the device.
> + - interrupts: one XHCI interrupt should be described here.
> +
> +Example:
> + xhci@f0931000 {
> + compatible = "usb-xhci";
> + reg = <0xf0931000 0x8c8>;
> + interrupts = <0x0 0x4e 0x0>;
> + };
> diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
> index d718134..d70f607 100644
> --- a/drivers/usb/host/xhci-plat.c
> +++ b/drivers/usb/host/xhci-plat.c
> @@ -14,6 +14,7 @@
> #include <linux/platform_device.h>
> #include <linux/module.h>
> #include <linux/slab.h>
> +#include <linux/of.h>
>
> #include "xhci.h"
>
> @@ -212,11 +213,19 @@ static int xhci_plat_remove(struct platform_device *dev)
> return 0;
> }
>
> +#ifdef CONFIG_OF
> +static const struct of_device_id usb_xhci_of_match[] = {
> + { .compatible = "usb-xhci" },you might want to use a less generic name here so it's easy to apply quirks should you need, although no strong feelings either way. Other than that, and the missing MODULE_DEVICE_TABLE() which Sergei commented about, patch looks good. -- balbi
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