On Monday 19 May 2014 19:08:05 Yoshihiro Shimoda wrote:
>
> #include "xhci.h"
> #include "xhci-mvebu.h"
> +#include "xhci-rcar.h"
>
> static void xhci_plat_quirks(struct device *dev, struct xhci_hcd *xhci)
> {
> @@ -39,6 +40,12 @@ static int xhci_plat_setup(struct usb_hcd *hcd)
>
> static int xhci_plat_start(struct usb_hcd *hcd)
> {
> + struct device_node *of_node = hcd->self.controller->of_node;
> +
> + if (of_device_is_compatible(of_node, "renesas,r8a7790-xhci") ||
> + of_device_is_compatible(of_node, "renesas,r8a7790-xhci"))
> + xhci_rcar_start(hcd);
> +
> return xhci_run(hcd);
> }
>
> @@ -165,6 +172,15 @@ static int xhci_plat_probe(struct platform_device *pdev)
> goto unmap_registers;
> }
>
> + if (of_device_is_compatible(pdev->dev.of_node,
> + "renesas,r8a7790-xhci") ||
> + of_device_is_compatible(pdev->dev.of_node,
> + "renesas,r8a7791-xhci")) {
> + ret = xhci_rcar_init_quirk(pdev);
> + if (ret)
> + goto disable_clk;
> + }
> +
> ret = usb_add_hcd(hcd, irq, IRQF_SHARED);
> if (ret)
> goto disable_clk;
> @@ -270,6 +286,8 @@ static const struct of_device_id usb_xhci_of_match[] = {
> { .compatible = "xhci-platform" },
> { .compatible = "marvell,armada-375-xhci"},
> { .compatible = "marvell,armada-380-xhci"},
> + { .compatible = "renesas,r8a7790-xhci"},
> + { .compatible = "renesas,r8a7791-xhci"},
> { },
> };
> MODULE_DEVICE_TABLE(of, usb_xhci_of_match);
Like the drivers before, this is way more than a quirk, and deserves to
be its own driver. It would be better to have an abstract way to split
out soc specific xhci front-ends and export functions from the xhci-platform
code.
Arnd
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