diff options
| -rw-r--r-- | cmd/usb_mass_storage.c | 4 | ||||
| -rw-r--r-- | drivers/usb/gadget/at91_udc.c | 10 | ||||
| -rw-r--r-- | drivers/usb/host/dwc2.c | 19 | ||||
| -rw-r--r-- | drivers/usb/host/ehci.h | 10 |
4 files changed, 22 insertions, 21 deletions
diff --git a/cmd/usb_mass_storage.c b/cmd/usb_mass_storage.c index 86398fc..3353f95 100644 --- a/cmd/usb_mass_storage.c +++ b/cmd/usb_mass_storage.c @@ -44,7 +44,7 @@ static void ums_fini(void) for (i = 0; i < ums_count; i++) free((void *)ums[i].name); free(ums); - ums = 0; + ums = NULL; ums_count = 0; } @@ -133,7 +133,7 @@ cleanup: return ret; } -int do_usb_mass_storage(cmd_tbl_t *cmdtp, int flag, +static int do_usb_mass_storage(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { const char *usb_controller; diff --git a/drivers/usb/gadget/at91_udc.c b/drivers/usb/gadget/at91_udc.c index f5bc277..01a5907 100644 --- a/drivers/usb/gadget/at91_udc.c +++ b/drivers/usb/gadget/at91_udc.c @@ -1386,11 +1386,6 @@ static void at91rm9200_udc_pullup(struct at91_udc *udc, int is_on) gpio_set_value(udc->board.pullup_pin, !active); } -static const struct at91_udc_caps at91rm9200_udc_caps = { - .init = at91rm9200_udc_init, - .pullup = at91rm9200_udc_pullup, -}; - static int at91sam9260_udc_init(struct at91_udc *udc) { struct at91_ep *ep; @@ -1503,11 +1498,6 @@ static int at91sam9263_udc_init(struct at91_udc *udc) return 0; } -static const struct at91_udc_caps at91sam9263_udc_caps = { - .init = at91sam9263_udc_init, - .pullup = at91sam9260_udc_pullup, -}; - int usb_gadget_handle_interrupts(int index) { struct at91_udc *udc = controller; diff --git a/drivers/usb/host/dwc2.c b/drivers/usb/host/dwc2.c index bbaefd2..841e596 100644 --- a/drivers/usb/host/dwc2.c +++ b/drivers/usb/host/dwc2.c @@ -43,6 +43,7 @@ struct dwc2_priv { struct dwc2_core_regs *regs; int root_hub_devnum; bool ext_vbus; + bool hnp_srp_disable; bool oc_disable; }; @@ -394,6 +395,9 @@ static void dwc_otg_core_init(struct dwc2_priv *priv) usbcfg |= DWC2_GUSBCFG_ULPI_CLK_SUS_M; } #endif + if (priv->hnp_srp_disable) + usbcfg |= DWC2_GUSBCFG_FORCEHOSTMODE; + writel(usbcfg, ®s->gusbcfg); /* Program the GAHBCFG Register. */ @@ -422,12 +426,16 @@ static void dwc_otg_core_init(struct dwc2_priv *priv) writel(ahbcfg, ®s->gahbcfg); - /* Program the GUSBCFG register for HNP/SRP. */ - setbits_le32(®s->gusbcfg, DWC2_GUSBCFG_HNPCAP | DWC2_GUSBCFG_SRPCAP); + /* Program the capabilities in GUSBCFG Register */ + usbcfg = 0; + if (!priv->hnp_srp_disable) + usbcfg |= DWC2_GUSBCFG_HNPCAP | DWC2_GUSBCFG_SRPCAP; #ifdef CONFIG_DWC2_IC_USB_CAP - setbits_le32(®s->gusbcfg, DWC2_GUSBCFG_IC_USB_CAP); + usbcfg |= DWC2_GUSBCFG_IC_USB_CAP; #endif + + setbits_le32(®s->gusbcfg, usbcfg); } /* @@ -1244,6 +1252,11 @@ static int dwc2_usb_ofdata_to_platdata(struct udevice *dev) if (prop) priv->oc_disable = true; + prop = fdt_getprop(gd->fdt_blob, dev_of_offset(dev), + "hnp-srp-disable", NULL); + if (prop) + priv->hnp_srp_disable = true; + return 0; } diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h index 734d7f0..2ab830d 100644 --- a/drivers/usb/host/ehci.h +++ b/drivers/usb/host/ehci.h @@ -102,13 +102,11 @@ struct usb_linux_config_descriptor { } __attribute__ ((packed)); #if defined CONFIG_EHCI_DESC_BIG_ENDIAN -#define ehci_readl(x) cpu_to_be32((*((volatile u32 *)(x)))) -#define ehci_writel(a, b) (*((volatile u32 *)(a)) = \ - cpu_to_be32(((volatile u32)b))) +#define ehci_readl(x) cpu_to_be32(readl(x)) +#define ehci_writel(a, b) writel(cpu_to_be32(b), a) #else -#define ehci_readl(x) cpu_to_le32((*((volatile u32 *)(x)))) -#define ehci_writel(a, b) (*((volatile u32 *)(a)) = \ - cpu_to_le32(((volatile u32)b))) +#define ehci_readl(x) cpu_to_le32(readl(x)) +#define ehci_writel(a, b) writel(cpu_to_le32(b), a) #endif #if defined CONFIG_EHCI_MMIO_BIG_ENDIAN |