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16 lines
434 B
16 lines
434 B
7 years ago
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--- a/drivers/usb/dwc2/platform.c
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+++ b/drivers/usb/dwc2/platform.c
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@@ -406,6 +406,12 @@ static int dwc2_driver_probe(struct plat
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if (retval)
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return retval;
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+ /* Enable USB port before any regs access */
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+ if (dwc2_readl(hsotg->regs + PCGCTL) & 0x0f) {
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+ dwc2_writel(0x00, hsotg->regs + PCGCTL);
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+ /* TODO: mdelay(25) here? vendor driver don't use it */
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+ }
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+
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retval = dwc2_get_dr_mode(hsotg);
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if (retval)
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goto error;
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