diff options
Diffstat (limited to 'drivers/usb/dwc3/core.c')
| -rw-r--r-- | drivers/usb/dwc3/core.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index 8c8e32651473..d0237b30c9be 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -1752,12 +1752,6 @@ static int dwc3_probe(struct platform_device *pdev) dwc3_get_properties(dwc); - if (!dwc->sysdev_is_parent) { - ret = dma_set_mask_and_coherent(dwc->sysdev, DMA_BIT_MASK(64)); - if (ret) - return ret; - } - dwc->reset = devm_reset_control_array_get_optional_shared(dev); if (IS_ERR(dwc->reset)) return PTR_ERR(dwc->reset); @@ -1823,6 +1817,13 @@ static int dwc3_probe(struct platform_device *pdev) platform_set_drvdata(pdev, dwc); dwc3_cache_hwparams(dwc); + if (!dwc->sysdev_is_parent && + DWC3_GHWPARAMS0_AWIDTH(dwc->hwparams.hwparams0) == 64) { + ret = dma_set_mask_and_coherent(dwc->sysdev, DMA_BIT_MASK(64)); + if (ret) + goto disable_clks; + } + spin_lock_init(&dwc->lock); mutex_init(&dwc->mutex); |