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usb: rk312x: rk3126/3128 usb phy tuning set OTG port disconnect

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trigger point to 600mv, default is 650mv
This commit is contained in:
lyz
2014-12-22 15:48:08 +08:00
parent 1ae1ba872d
commit 8689409d5b
1 changed files with 3 additions and 0 deletions
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3
drivers/usb/dwc_otg_310/usbdev_rk3126.c
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@@ -9,6 +9,9 @@ static void usb20otg_hw_init(void)
/* Turn off differential receiver in suspend mode */
writel(UOC_HIWORD_UPDATE(0, 1, 2),
RK_GRF_VIRT + RK312X_GRF_USBPHY0_CON6);
/* Set disconnect detection trigger point to 600mv */
writel(UOC_HIWORD_UPDATE(1, 0xf, 11),
RK_GRF_VIRT + RK312X_GRF_USBPHY0_CON7);
/* other haredware init,include:
* DRV_VBUS GPIO init */
if (gpio_is_valid(control_usb->otg_gpios->gpio)) {