Commit 54026474 authored by Ladislav Michl's avatar Ladislav Michl Committed by Greg Kroah-Hartman
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usb: dwc3: dwc3-octeon: Dump control register on clock init failure 



It might be interesting to know control register value in case
clock fails to enable.

Signed-off-by: default avatarLadislav Michl <ladis@linux-mips.org>
Reviewed-by: default avatarPhilippe Mathieu-Daudé <philmd@linaro.org>
Acked-by: default avatarThinh Nguyen <Thinh.Nguyen@synopsys.com>
Link: https://lore.kernel.org/r/ZMd/5OX9szEMnhQH@lenoch


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent dc0092ce

drivers/usb/dwc3/dwc3-octeon.c

+2 −2
Original line number Diff line number Diff line
@@ -299,7 +299,7 @@ static int dwc3_octeon_setup(struct dwc3_octeon *octeon, 
	val = dwc3_octeon_readq(uctl_ctl_reg);

	if ((div != FIELD_GET(USBDRD_UCTL_CTL_H_CLKDIV_SEL, val)) ||

	    (!(FIELD_GET(USBDRD_UCTL_CTL_H_CLK_EN, val)))) {

		dev_err(dev, "dwc3 controller clock init failure.\n");

		dev_err(dev, "clock init failure (UCTL_CTL=%016llx)\n", val);

		return -EINVAL;

	}