Message ID | 1600771612-30727-3-git-send-email-jun.li@nxp.com (mailing list archive) |
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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" <linux-arm-kernel-bounces@lists.infradead.org> Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org |
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add NXP imx8mp usb support
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expand
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diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c index 3057cfc..2b63c8b 100644 --- a/drivers/usb/host/xhci-plat.c +++ b/drivers/usb/host/xhci-plat.c @@ -300,6 +300,10 @@ static int xhci_plat_probe(struct platform_device *pdev) device_property_read_u32(tmpdev, "imod-interval-ns", &xhci->imod_interval); + + if (device_property_read_bool(tmpdev, + "xhci-64bit-support-disable")) + xhci->quirks |= XHCI_NO_64BIT_SUPPORT; } hcd->usb_phy = devm_usb_get_phy_by_phandle(sysdev, "usb-phy", 0);
Some OF platforms may also have the problem AC64 bit (bit 0) of HCCPARAMS1 set to be 1 but the controller actually can't support 64-bit address when SoC integration, so enable XHCI_NO_64BIT_SUPPORT via dts property "xhci-64bit-support-disable". Signed-off-by: Li Jun <jun.li@nxp.com> --- drivers/usb/host/xhci-plat.c | 4 ++++ 1 file changed, 4 insertions(+)