From: wlf <wulf@rock-chips.com>
Date: Sat, 26 Jan 2013 03:25:15 +0000 (+0800)
Subject: USB:  First of all, usb phy enter usb mode for RK3188
X-Git-Tag: firefly_0821_release~7767
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=f31297c7aaf39994d7148ee31050f260192ac86c;p=firefly-linux-kernel-4.4.55.git

USB:  First of all, usb phy enter usb mode for RK3188
---

diff --git a/drivers/usb/dwc_otg/dwc_otg_driver.c b/drivers/usb/dwc_otg/dwc_otg_driver.c
index 358a633b6069..a1e0fb187a55 100755
--- a/drivers/usb/dwc_otg/dwc_otg_driver.c
+++ b/drivers/usb/dwc_otg/dwc_otg_driver.c
@@ -1159,6 +1159,13 @@ static __devinit int dwc_otg_driver_probe(struct platform_device *pdev)
 	int irq;
 	struct dwc_otg_platform_data *pldata = dev->platform_data;
 
+
+#ifdef CONFIG_ARCH_RK3188
+	unsigned int * USB_GRF_UOC0_CON0 = (unsigned int*)(RK30_GRF_BASE+0x10c);
+	/* usb phy enter usb mode  */
+	* USB_GRF_UOC0_CON0 = (0x0300 << 16);
+#endif
+
     // clock and hw init
     if(pldata->hw_init)
         pldata->hw_init();