diff options
| author | Meng Dongyang <daniel.meng@rock-chips.com> | 2017-06-28 11:22:43 (GMT) |
|---|---|---|
| committer | Philipp Tomsich <philipp.tomsich@theobroma-systems.com> | 2017-07-11 10:13:49 (GMT) |
| commit | dd22bace7a3fcd7ed6f83350234ecfe09a64bb68 (patch) | |
| tree | 0ee73f2c05947110185a06c139758675b9c83a93 /drivers/usb/host | |
| parent | 6424de93035dac3817d6f048d9befdc321b01063 (diff) | |
| download | u-boot-fsl-qoriq-dd22bace7a3fcd7ed6f83350234ecfe09a64bb68.tar.xz | |
usb: dwc2: use dev_read_bool() instead of fdt_getprop()
Use dev_read_bool() instead of fdt_getprop() to get the property
from DTS. And add a comment for "hnp-srp-disable" property to
fully describe its effect.
Signed-off-by: Meng Dongyang <daniel.meng@rock-chips.com>
Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Acked-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Diffstat (limited to 'drivers/usb/host')
| -rw-r--r-- | drivers/usb/host/dwc2.c | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/drivers/usb/host/dwc2.c b/drivers/usb/host/dwc2.c index 841e596..64c42ac 100644 --- a/drivers/usb/host/dwc2.c +++ b/drivers/usb/host/dwc2.c @@ -43,6 +43,10 @@ struct dwc2_priv { struct dwc2_core_regs *regs; int root_hub_devnum; bool ext_vbus; + /* + * The hnp/srp capability must be disabled if the platform + * does't support hnp/srp. Otherwise the force mode can't work. + */ bool hnp_srp_disable; bool oc_disable; }; @@ -1239,7 +1243,6 @@ static int dwc2_submit_int_msg(struct udevice *dev, struct usb_device *udev, static int dwc2_usb_ofdata_to_platdata(struct udevice *dev) { struct dwc2_priv *priv = dev_get_priv(dev); - const void *prop; fdt_addr_t addr; addr = devfdt_get_addr(dev); @@ -1247,15 +1250,8 @@ static int dwc2_usb_ofdata_to_platdata(struct udevice *dev) return -EINVAL; priv->regs = (struct dwc2_core_regs *)addr; - prop = fdt_getprop(gd->fdt_blob, dev_of_offset(dev), - "disable-over-current", NULL); - 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; + priv->oc_disable = dev_read_bool(dev, "disable-over-current"); + priv->hnp_srp_disable = dev_read_bool(dev, "hnp-srp-disable"); return 0; } |