diff options
| author | Peter Chen <peter.chen@nxp.com> | 2020-09-18 15:17:43 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-09-20 16:18:00 +0200 |
| commit | 46034a999c07fff750deb44d1bf5161e8c63646e (patch) | |
| tree | 20fb2bc574f4bbf437c94f94002a5e676066e1fa /drivers/usb | |
| parent | USB: cdc-acm: cleanup of data structures (diff) | |
| download | linux-46034a999c07fff750deb44d1bf5161e8c63646e.tar.xz linux-46034a999c07fff750deb44d1bf5161e8c63646e.zip | |
usb: host: xhci-plat: add platform data support
Some xhci hosts (eg dwc3 and cdns3) do not use OF to create
platform device, they create xhci-plat platform device runtime.
And these platforms may also have quirks, and the quirks could
be supplied by their parent device through platform data.
Reviewed-by: Jun Li <jun.li@nxp.com>
Signed-off-by: Peter Chen <peter.chen@nxp.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Link: https://lore.kernel.org/r/20200918131752.16488-2-mathias.nyman@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/host/xhci-plat.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c index 3057cfc76d6a..c7f98edc5678 100644 --- a/drivers/usb/host/xhci-plat.c +++ b/drivers/usb/host/xhci-plat.c @@ -264,7 +264,11 @@ static int xhci_plat_probe(struct platform_device *pdev) if (ret) goto disable_reg_clk; - priv_match = of_device_get_match_data(&pdev->dev); + if (pdev->dev.of_node) + priv_match = of_device_get_match_data(&pdev->dev); + else + priv_match = dev_get_platdata(&pdev->dev); + if (priv_match) { struct xhci_plat_priv *priv = hcd_to_xhci_priv(hcd); |