power: rk818-charger: otg switch to dc charger power when init

Without this, otg supply is always provided by PMIC and PMIC
can not enter charge mode, because charge or otg supply output
is exclusive, only one choice at one time.

Change-Id: I445c1ec6aac9520593bfb53aa7681352417f0543
Signed-off-by: Joseph Chen <chenjh@rock-chips.com>

Author: JosephChen2017

drivers/power/rk818_charger.c

@@ -1394,6 +1394,12 @@ static void rk818_cg_init_charger_state(struct rk818_charger *cg)
 	rk818_cg_init_finish_sig(cg);
 	rk818_cg_set_chrg_param(cg, cg->dc_charger);
 	rk818_cg_set_chrg_param(cg, cg->usb_charger);
+
+	if (cg->otg_in && cg->dc_in && cg->pdata->power_dc2otg) {
+		CG_INFO("otg power from dc adapter\n");
+		rk818_cg_set_otg_power(cg, USB_OTG_POWER_OFF);
+	}
+
 	CG_INFO("ac=%d, usb=%d, dc=%d, otg=%d, 5v=%d\n",
 		cg->ac_in, cg->usb_in, cg->dc_in, cg->otg_in, cg->otg_pmic5v);
 }