Message ID | 1414772632-11195-2-git-send-email-hdegoede@redhat.com |
---|---|
State | Accepted |
Delegated to: | Ian Campbell |
Headers | show |
Hi Hans, On 31 October 2014 10:23, Hans de Goede <hdegoede@redhat.com> wrote: > This is necessary for the device-model enabled builds to work properly. > > Signed-off-by: Hans de Goede <hdegoede@redhat.com> Acked-by: Simon Glass <sjg@chromium.org> > --- > drivers/usb/host/ehci-sunxi.c | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/drivers/usb/host/ehci-sunxi.c b/drivers/usb/host/ehci-sunxi.c > index d65e798..4befd57 100644 > --- a/drivers/usb/host/ehci-sunxi.c > +++ b/drivers/usb/host/ehci-sunxi.c > @@ -163,11 +163,16 @@ int ehci_hcd_init(int index, enum usb_init_type init, struct ehci_hccr **hccr, > { > struct sunxi_ccm_reg *ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; > struct sunxi_ehci_hcd *sunxi_ehci = &sunxi_echi_hcd[index]; > + int err; > > /* enable common PHY only once */ > if (index == 0) > setbits_le32(&ccm->usb_clk_cfg, CCM_USB_CTRL_PHYGATE); > > + err = gpio_request(sunxi_ehci->gpio_vbus, "ehci_vbus"); > + if (err) > + return err; > + > sunxi_ehci_enable(sunxi_ehci); > > *hccr = get_io_base(sunxi_ehci->id); > @@ -188,9 +193,14 @@ int ehci_hcd_stop(int index) > { > struct sunxi_ccm_reg *ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; > struct sunxi_ehci_hcd *sunxi_ehci = &sunxi_echi_hcd[index]; > + int err; > > sunxi_ehci_disable(sunxi_ehci); > > + err = gpio_free(sunxi_ehci->gpio_vbus); > + if (err) > + return err; I suppose we could ignore this error, or at least let the function finish before returning it. But I doubt this will ever happen. > + > /* disable common PHY only once, for the last enabled hcd */ > if (enabled_hcd_count == 1) > clrbits_le32(&ccm->usb_clk_cfg, CCM_USB_CTRL_PHYGATE); > -- > 2.1.0 > Regards, Simon
diff --git a/drivers/usb/host/ehci-sunxi.c b/drivers/usb/host/ehci-sunxi.c index d65e798..4befd57 100644 --- a/drivers/usb/host/ehci-sunxi.c +++ b/drivers/usb/host/ehci-sunxi.c @@ -163,11 +163,16 @@ int ehci_hcd_init(int index, enum usb_init_type init, struct ehci_hccr **hccr, { struct sunxi_ccm_reg *ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; struct sunxi_ehci_hcd *sunxi_ehci = &sunxi_echi_hcd[index]; + int err; /* enable common PHY only once */ if (index == 0) setbits_le32(&ccm->usb_clk_cfg, CCM_USB_CTRL_PHYGATE); + err = gpio_request(sunxi_ehci->gpio_vbus, "ehci_vbus"); + if (err) + return err; + sunxi_ehci_enable(sunxi_ehci); *hccr = get_io_base(sunxi_ehci->id); @@ -188,9 +193,14 @@ int ehci_hcd_stop(int index) { struct sunxi_ccm_reg *ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; struct sunxi_ehci_hcd *sunxi_ehci = &sunxi_echi_hcd[index]; + int err; sunxi_ehci_disable(sunxi_ehci); + err = gpio_free(sunxi_ehci->gpio_vbus); + if (err) + return err; + /* disable common PHY only once, for the last enabled hcd */ if (enabled_hcd_count == 1) clrbits_le32(&ccm->usb_clk_cfg, CCM_USB_CTRL_PHYGATE);
This is necessary for the device-model enabled builds to work properly. Signed-off-by: Hans de Goede <hdegoede@redhat.com> --- drivers/usb/host/ehci-sunxi.c | 10 ++++++++++ 1 file changed, 10 insertions(+)