From: Patrice Chotard <patrice.chot...@st.com> Add support of generic PHY framework support
Signed-off-by: Patrice Chotard <patrice.chot...@st.com> --- drivers/usb/host/xhci-dwc3.c | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/drivers/usb/host/xhci-dwc3.c b/drivers/usb/host/xhci-dwc3.c index ea85834..70d3946 100644 --- a/drivers/usb/host/xhci-dwc3.c +++ b/drivers/usb/host/xhci-dwc3.c @@ -10,6 +10,8 @@ #include <common.h> #include <dm.h> +#include <fdtdec.h> +#include <generic-phy.h> #include <usb.h> #include "xhci.h" @@ -20,6 +22,7 @@ DECLARE_GLOBAL_DATA_PTR; struct xhci_dwc3_platdata { + struct phy usb_phy; phys_addr_t dwc3_regs; }; @@ -136,11 +139,26 @@ static int xhci_dwc3_probe(struct udevice *dev) struct xhci_hccr *hccr; struct dwc3 *dwc3_reg; enum usb_dr_mode dr_mode; + int ret; hccr = (struct xhci_hccr *)plat->dwc3_regs; hcor = (struct xhci_hcor *)((phys_addr_t)hccr + HC_LENGTH(xhci_readl(&(hccr)->cr_capbase))); + ret = generic_phy_get_by_index(dev, 0, &plat->usb_phy); + if (ret) { + if (ret != -ENOENT) { + error("Failed to get USB PHY for %s\n", dev->name); + return ret; + } + } else { + ret = generic_phy_init(&plat->usb_phy); + if (ret) { + error("Can't init USB PHY for %s\n", dev->name); + return ret; + } + } + dwc3_reg = (struct dwc3 *)((char *)(hccr) + DWC3_REG_OFFSET); dwc3_core_init(dwc3_reg); @@ -157,6 +175,17 @@ static int xhci_dwc3_probe(struct udevice *dev) static int xhci_dwc3_remove(struct udevice *dev) { + struct xhci_dwc3_platdata *plat = dev_get_platdata(dev); + int ret; + + if (plat->usb_phy.dev) { + ret = generic_phy_exit(&plat->usb_phy); + if (ret) { + error("Can't deinit USB PHY for %s\n", dev->name); + return ret; + } + } + return xhci_deregister(dev); } -- 1.9.1 _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot