pci: Add mask parameter to dm_pci_map_bar()

Add a mask parameter to control the lookup of the PCI region from which
the mapping can be made.

Signed-off-by: Andrew Scull <ascull@google.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
diff --git a/drivers/gpio/octeon_gpio.c b/drivers/gpio/octeon_gpio.c
index e6a8e1a..2b2465b 100644
--- a/drivers/gpio/octeon_gpio.c
+++ b/drivers/gpio/octeon_gpio.c
@@ -183,7 +183,7 @@
 	priv->data = (const struct octeon_gpio_data *)dev_get_driver_data(dev);
 
 	if (priv->data->probe == PROBE_PCI) {
-		priv->base = dm_pci_map_bar(dev, PCI_BASE_ADDRESS_0, 0, 0,
+		priv->base = dm_pci_map_bar(dev, PCI_BASE_ADDRESS_0, 0, 0, PCI_REGION_TYPE,
 					    PCI_REGION_MEM);
 		uc_priv->gpio_count = readq(priv->base +
 					    priv->data->reg_offs + GPIO_CONST) &