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usb: dwc3-generic: use platdata

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Separate platform data from the private data.
This is one 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 11:33:48 +02:00 • committed by Marek Vasut
parent 33a99b4365
commit 3a38a0adb9
1 changed files with 23 additions and 14 deletions

37
drivers/usb/dwc3/dwc3-generic.c
View file

@ -22,17 +22,22 @@
#include <reset.h> #include <reset.h>
#include <clk.h> #include <clk.h>
struct dwc3_generic_plat {
fdt_addr_t base;
u32 maximum_speed;
enum usb_dr_mode dr_mode;
};
#if CONFIG_IS_ENABLED(DM_USB_GADGET) #if CONFIG_IS_ENABLED(DM_USB_GADGET)
struct dwc3_generic_peripheral { struct dwc3_generic_priv {
struct dwc3 dwc3; struct dwc3 dwc3;
struct phy *phys; struct phy *phys;
int num_phys; int num_phys;
fdt_addr_t base;
}; };
int dm_usb_gadget_handle_interrupts(struct udevice *dev) int dm_usb_gadget_handle_interrupts(struct udevice *dev)
{ {
struct dwc3_generic_peripheral *priv = dev_get_priv(dev); struct dwc3_generic_priv *priv = dev_get_priv(dev);
struct dwc3 *dwc3 = &priv->dwc3; struct dwc3 *dwc3 = &priv->dwc3;
dwc3_gadget_uboot_handle_interrupt(dwc3); dwc3_gadget_uboot_handle_interrupt(dwc3);
@ -43,14 +48,18 @@ int dm_usb_gadget_handle_interrupts(struct udevice *dev)
static int dwc3_generic_peripheral_probe(struct udevice *dev) static int dwc3_generic_peripheral_probe(struct udevice *dev)
{ {
int rc; int rc;
struct dwc3_generic_peripheral *priv = dev_get_priv(dev); struct dwc3_generic_priv *priv = dev_get_priv(dev);
struct dwc3_generic_plat *plat = dev_get_platdata(dev);
struct dwc3 *dwc3 = &priv->dwc3; struct dwc3 *dwc3 = &priv->dwc3;
dwc3->maximum_speed = plat->maximum_speed;
dwc3->dr_mode = plat->dr_mode;
rc = dwc3_setup_phy(dev, &priv->phys, &priv->num_phys); rc = dwc3_setup_phy(dev, &priv->phys, &priv->num_phys);
if (rc) if (rc)
return rc; return rc;
dwc3->regs = map_physmem(priv->base, DWC3_OTG_REGS_END, MAP_NOCACHE); dwc3->regs = map_physmem(plat->base, DWC3_OTG_REGS_END, MAP_NOCACHE);
dwc3->regs += DWC3_GLOBALS_REGS_START; dwc3->regs += DWC3_GLOBALS_REGS_START;
dwc3->dev = dev; dwc3->dev = dev;
@ -65,7 +74,7 @@ static int dwc3_generic_peripheral_probe(struct udevice *dev)
static int dwc3_generic_peripheral_remove(struct udevice *dev) static int dwc3_generic_peripheral_remove(struct udevice *dev)
{ {
struct dwc3_generic_peripheral *priv = dev_get_priv(dev); struct dwc3_generic_priv *priv = dev_get_priv(dev);
struct dwc3 *dwc3 = &priv->dwc3; struct dwc3 *dwc3 = &priv->dwc3;
dwc3_remove(dwc3); dwc3_remove(dwc3);
@ -77,20 +86,19 @@ static int dwc3_generic_peripheral_remove(struct udevice *dev)
static int dwc3_generic_peripheral_ofdata_to_platdata(struct udevice *dev) static int dwc3_generic_peripheral_ofdata_to_platdata(struct udevice *dev)
{ {
struct dwc3_generic_peripheral *priv = dev_get_priv(dev); struct dwc3_generic_plat *plat = dev_get_platdata(dev);
struct dwc3 *dwc3 = &priv->dwc3;
int node = dev_of_offset(dev); int node = dev_of_offset(dev);
priv->base = devfdt_get_addr(dev); plat->base = devfdt_get_addr(dev);
dwc3->maximum_speed = usb_get_maximum_speed(node); plat->maximum_speed = usb_get_maximum_speed(node);
if (dwc3->maximum_speed == USB_SPEED_UNKNOWN) { if (plat->maximum_speed == USB_SPEED_UNKNOWN) {
pr_err("Invalid usb maximum speed\n"); pr_err("Invalid usb maximum speed\n");
return -ENODEV; return -ENODEV;
} }
dwc3->dr_mode = usb_get_dr_mode(node); plat->dr_mode = usb_get_dr_mode(node);
if (dwc3->dr_mode == USB_DR_MODE_UNKNOWN) { if (plat->dr_mode == USB_DR_MODE_UNKNOWN) {
pr_err("Invalid usb mode setup\n"); pr_err("Invalid usb mode setup\n");
return -ENODEV; return -ENODEV;
} }
@ -104,7 +112,8 @@ U_BOOT_DRIVER(dwc3_generic_peripheral) = {
.ofdata_to_platdata = dwc3_generic_peripheral_ofdata_to_platdata, .ofdata_to_platdata = dwc3_generic_peripheral_ofdata_to_platdata,
.probe = dwc3_generic_peripheral_probe, .probe = dwc3_generic_peripheral_probe,
.remove = dwc3_generic_peripheral_remove, .remove = dwc3_generic_peripheral_remove,
.priv_auto_alloc_size = sizeof(struct dwc3_generic_peripheral), .priv_auto_alloc_size = sizeof(struct dwc3_generic_priv),
.platdata_auto_alloc_size = sizeof(struct dwc3_generic_plat),
}; };
#endif #endif