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usb: dwc3-generic: factorize code

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Factor code for re-usability.
This is another step toward adding host support.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
This commit is contained in:
Jean-Jacques Hiblot 2019-09-11 11:33:49 +02:00 committed by Marek Vasut
parent 3a38a0adb9
commit 1af590df16
1 changed files with 35 additions and 20 deletions
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55
drivers/usb/dwc3/dwc3-generic.c
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@ -28,27 +28,17 @@ struct dwc3_generic_plat {
enum usb_dr_mode dr_mode;
};
#if CONFIG_IS_ENABLED(DM_USB_GADGET)
struct dwc3_generic_priv {
void *base;
struct dwc3 dwc3;
struct phy *phys;
int num_phys;
};
int dm_usb_gadget_handle_interrupts(struct udevice *dev)
{
struct dwc3_generic_priv *priv = dev_get_priv(dev);
struct dwc3 *dwc3 = &priv->dwc3;
dwc3_gadget_uboot_handle_interrupt(dwc3);
return 0;
}
static int dwc3_generic_peripheral_probe(struct udevice *dev)
static int dwc3_generic_probe(struct udevice *dev,
struct dwc3_generic_priv *priv)
{
int rc;
struct dwc3_generic_priv *priv = dev_get_priv(dev);
struct dwc3_generic_plat *plat = dev_get_platdata(dev);
struct dwc3 *dwc3 = &priv->dwc3;
@ -59,22 +49,22 @@ static int dwc3_generic_peripheral_probe(struct udevice *dev)
if (rc)
return rc;
dwc3->regs = map_physmem(plat->base, DWC3_OTG_REGS_END, MAP_NOCACHE);
dwc3->regs += DWC3_GLOBALS_REGS_START;
priv->base = map_physmem(plat->base, DWC3_OTG_REGS_END, MAP_NOCACHE);
dwc3->regs = priv->base + DWC3_GLOBALS_REGS_START;
dwc3->dev = dev;
rc = dwc3_init(dwc3);
if (rc) {
unmap_physmem(dwc3->regs, MAP_NOCACHE);
unmap_physmem(priv->base, MAP_NOCACHE);
return rc;
}
return 0;
}
static int dwc3_generic_peripheral_remove(struct udevice *dev)
static int dwc3_generic_remove(struct udevice *dev,
struct dwc3_generic_priv *priv)
{
struct dwc3_generic_priv *priv = dev_get_priv(dev);
struct dwc3 *dwc3 = &priv->dwc3;
dwc3_remove(dwc3);
@ -84,7 +74,7 @@ static int dwc3_generic_peripheral_remove(struct udevice *dev)
return 0;
}
static int dwc3_generic_peripheral_ofdata_to_platdata(struct udevice *dev)
static int dwc3_generic_ofdata_to_platdata(struct udevice *dev)
{
struct dwc3_generic_plat *plat = dev_get_platdata(dev);
int node = dev_of_offset(dev);
@ -106,10 +96,35 @@ static int dwc3_generic_peripheral_ofdata_to_platdata(struct udevice *dev)
return 0;
}
#if CONFIG_IS_ENABLED(DM_USB_GADGET)
int dm_usb_gadget_handle_interrupts(struct udevice *dev)
{
struct dwc3_generic_priv *priv = dev_get_priv(dev);
struct dwc3 *dwc3 = &priv->dwc3;
dwc3_gadget_uboot_handle_interrupt(dwc3);
return 0;
}
static int dwc3_generic_peripheral_probe(struct udevice *dev)
{
struct dwc3_generic_priv *priv = dev_get_priv(dev);
return dwc3_generic_probe(dev, priv);
}
static int dwc3_generic_peripheral_remove(struct udevice *dev)
{
struct dwc3_generic_priv *priv = dev_get_priv(dev);
return dwc3_generic_remove(dev, priv);
}
U_BOOT_DRIVER(dwc3_generic_peripheral) = {
.name = "dwc3-generic-peripheral",
.id = UCLASS_USB_GADGET_GENERIC,
.ofdata_to_platdata = dwc3_generic_peripheral_ofdata_to_platdata,
.ofdata_to_platdata = dwc3_generic_ofdata_to_platdata,
.probe = dwc3_generic_peripheral_probe,
.remove = dwc3_generic_peripheral_remove,
.priv_auto_alloc_size = sizeof(struct dwc3_generic_priv),