bluetooth: rfkill: rockchip: ap6356s bluetooth module for RK3328 EVB board

Change-Id: I3f1e7e792b1c4d6952080b15e5bdb2902df4ddb1
Signed-off-by: Xu Xuehui <xxh@rock-chips.com>

Author: kevin-xu-88

net/rfkill/rfkill-bt.c

@@ -264,6 +264,7 @@ int rfkill_get_bt_power_state(int *power, bool *toggle)
 static int rfkill_rk_set_power(void *data, bool blocked)
 {
 	struct rfkill_rk_data *rfkill = data;
+	struct rfkill_rk_gpio *wake_host = &rfkill->pdata->wake_host_irq.gpio;
     struct rfkill_rk_gpio *poweron = &rfkill->pdata->poweron_gpio;
     struct rfkill_rk_gpio *reset = &rfkill->pdata->reset_gpio;
     struct rfkill_rk_gpio* rts = &rfkill->pdata->rts_gpio;
@@ -289,13 +290,20 @@ static int rfkill_rk_set_power(void *data, bool blocked)
 	if (false == blocked) { 
 
         rfkill_rk_sleep_bt(BT_WAKEUP); // ensure bt is wakeup
+	if (gpio_is_valid(wake_host->io)) {
+		LOG("%s: set bt wake_host pin output high!\n", __func__);
+		gpio_direction_output(wake_host->io, 1);
+		msleep(20);
+	}
 
-		if (gpio_is_valid(poweron->io))
+	if (gpio_is_valid(poweron->io) && gpio_is_valid(wake_host->io))
         {
-			gpio_direction_output(poweron->io, !poweron->enable);
-            msleep(20);
-			gpio_direction_output(poweron->io, poweron->enable);
-            msleep(20);
+		gpio_direction_output(poweron->io, !poweron->enable);
+		msleep(20);
+		gpio_direction_output(poweron->io, poweron->enable);
+		msleep(20);
+		gpio_direction_input(wake_host->io);
+		LOG("%s: set bt wake_host pin input!\n", __func__);
         }
 		if (gpio_is_valid(reset->io))
         {