From 6e9e103d18bd8459c7bbed14fcf7161a0fb9291c Mon Sep 17 00:00:00 2001 From: lyz Date: Tue, 9 Dec 2014 22:23:05 +0800 Subject: [PATCH] rk312x: usb: Skip DWC HOST for rk3126/3128 and usb phy tuning 1.Use EHCI/OHCI for all rk312x series 2.Set Host disconnect trigger point to 600mv, default is 650mv --- drivers/usb/dwc_otg_310/usbdev_rk3126.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/usb/dwc_otg_310/usbdev_rk3126.c b/drivers/usb/dwc_otg_310/usbdev_rk3126.c index a6f174cc322d..5b7ba89aea94 100755 --- a/drivers/usb/dwc_otg_310/usbdev_rk3126.c +++ b/drivers/usb/dwc_otg_310/usbdev_rk3126.c @@ -8,7 +8,7 @@ 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_USBPHY1_CON6); + RK_GRF_VIRT + RK312X_GRF_USBPHY0_CON6); /* other haredware init,include: * DRV_VBUS GPIO init */ if (gpio_is_valid(control_usb->otg_gpios->gpio)) { @@ -216,12 +216,12 @@ struct dwc_otg_platform_data usb20otg_pdata_rk3126 = { #ifdef CONFIG_USB20_HOST static void usb20host_hw_init(void) { - /* Switch to DWC HOST */ - writel(UOC_HIWORD_UPDATE(1, 1, 3), - RK_GRF_VIRT + RK312X_GRF_SOC_CON2); /* Turn off differential receiver in suspend mode */ writel(UOC_HIWORD_UPDATE(0, 1, 2), - RK_GRF_VIRT + RK312X_GRF_USBPHY0_CON6); + RK_GRF_VIRT + RK312X_GRF_USBPHY1_CON6); + /* Set disconnect detection trigger point to 600mv */ + writel(UOC_HIWORD_UPDATE(1, 0xf, 11), + RK_GRF_VIRT + RK312X_GRF_USBPHY1_CON7); /* other haredware init,include: * DRV_VBUS GPIO init */ if (gpio_is_valid(control_usb->host_gpios->gpio)) { -- 2.34.1