usb: renesas_usbhs: rcar3: Use OTG mode for R-Car D3

Since R-Car D3 can use OTG mode, this patch changes the UGCTRL2
value to UGCTRL2_USB0SEL_OTG and UGCTRL2_VBUSSEL like other R-Car
Gen3 SoCs.
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>

drivers/usb/renesas_usbhs/rcar3.c

@@ -77,7 +77,8 @@ static int usbhs_rcar3_power_and_pll_ctrl(struct platform_device *pdev,
 
 	if (enable) {
 		usbhs_write32(priv, UGCTRL, 0);	/* release PLLRESET */
-		usbhs_rcar3_set_ugctrl2(priv, UGCTRL2_USB0SEL_HSUSB);
+		usbhs_rcar3_set_ugctrl2(priv,
+					UGCTRL2_USB0SEL_OTG | UGCTRL2_VBUSSEL);
 
 		usbhs_bset(priv, LPSTS, LPSTS_SUSPM, LPSTS_SUSPM);
 		do {