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| author | Vignesh R <vigneshr@ti.com> | 2018-03-07 14:50:10 +0530 |
|---|---|---|
| committer | Marek Vasut <marex@denx.de> | 2018-03-17 03:19:09 +0100 |
| commit | 2fd4242cc50e2da6666028e65a10467171e3dab6 (patch) | |
| tree | 838292c5c531b9d96a6ad6b29d98e920c13bad05 /drivers/usb | |
| parent | 3fc2635d3da8f87675629b6058b646b63d684dff (diff) | |
| download | u-boot-2fd4242cc50e2da6666028e65a10467171e3dab6.zip u-boot-2fd4242cc50e2da6666028e65a10467171e3dab6.tar.gz u-boot-2fd4242cc50e2da6666028e65a10467171e3dab6.tar.bz2 | |
ubs: xhci-dwc3: Enable USB3 PHY when available
DWC3 USB3 controllers will need USB3 PHY to be enabled, in addition to
USB2 PHY, to be functional. Therefore enable USB3 PHY when available.
Signed-off-by: Vignesh R <vigneshr@ti.com>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/host/xhci-dwc3.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci-dwc3.c b/drivers/usb/host/xhci-dwc3.c index e61a04e..1022dd5 100644 --- a/drivers/usb/host/xhci-dwc3.c +++ b/drivers/usb/host/xhci-dwc3.c @@ -23,6 +23,7 @@ DECLARE_GLOBAL_DATA_PTR; struct xhci_dwc3_platdata { struct phy usb_phy; + struct phy usb3_phy; }; void dwc3_set_mode(struct dwc3 *dwc3_reg, u32 mode) @@ -175,6 +176,13 @@ static int xhci_dwc3_probe(struct udevice *dev) return ret; } + ret = xhci_dwc3_setup_phy(dev, 1, &plat->usb3_phy); + if (ret) { + pr_err("Failed to setup USB3 PHY for %s\n", dev->name); + xhci_dwc3_shutdown_phy(&plat->usb_phy); + return ret; + } + dwc3_reg = (struct dwc3 *)((char *)(hccr) + DWC3_REG_OFFSET); dwc3_core_init(dwc3_reg); @@ -198,6 +206,9 @@ static int xhci_dwc3_remove(struct udevice *dev) if (ret) pr_err("Can't shutdown USB PHY for %s\n", dev->name); + ret = xhci_dwc3_shutdown_phy(&plat->usb3_phy); + if (ret) + pr_err("Can't shutdown USB3 PHY for %s\n", dev->name); return xhci_deregister(dev); } |