usb: dwc3-of-simple: fix error check of clk_get_bulk when disabled

The disabled clk API returns -ENOSYS unlike the reset API returning -ENOTSUPP.

Fixes: ca7fdc8b1267 ("usb: host: Add simple of glue driver for DWC3 USB Controllers integration")
Reported-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>

diff --git a/drivers/usb/host/dwc3-of-simple.c b/drivers/usb/host/dwc3-of-simple.c
index abc3928..440dd10 100644 (file)
--- a/drivers/usb/host/dwc3-of-simple.c
+++ b/drivers/usb/host/dwc3-of-simple.c
@@ -50,7 +50,7 @@ static int dwc3_of_simple_clk_init(struct udevice *dev,
        int ret;
 
        ret = clk_get_bulk(dev, &simple->clks);
-       if (ret == -ENOTSUPP)
+       if (ret == -ENOSYS)
                return 0;
        if (ret)
                return ret;