usb: ohci-generic: don't probe fail if there is no clk_enable() ops
authorKever Yang <kever.yang@rock-chips.com>
Wed, 28 Aug 2019 08:23:47 +0000 (16:23 +0800)
committerKever Yang <kever.yang@rock-chips.com>
Wed, 11 Sep 2019 08:16:12 +0000 (16:16 +0800)
Some clock driver do not have a clk_enable() call back, and we should not
treat this as fail in ehci probe like other modules, eg. clk_enabl_bulk()
do not return fail if ret value is '-ENOSYS'

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
drivers/usb/host/ohci-generic.c

index 24b5c31..916ea0b 100644 (file)
@@ -95,7 +95,7 @@ static int ohci_usb_probe(struct udevice *dev)
                                break;
 
                        err = clk_enable(&priv->clocks[i]);
-                       if (err) {
+                       if (err && err != -ENOSYS) {
                                dev_err(dev, "failed to enable clock %d\n", i);
                                clk_free(&priv->clocks[i]);
                                goto clk_err;