Hi,
(2014/05/20 19:11), Arnd Bergmann wrote:
> 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.
Thank you for your comment. But, I couldn't understand your comment...
Did you mean that xhci-rcar.c should call of_device_is_compatible(of_node, "renesas,...")?
If so, I will modify this patch.
Best regards,
Yoshihiro Shimoda
> Arnd
>
--
Yoshihiro Shimoda
EC No.
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