dm: Remove uses of device_bind_offset()

This function is not needed since the standard device_bind() can be used
instead.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/gpio/sunxi_gpio.c b/drivers/gpio/sunxi_gpio.c
index f18f0c8..b6b0e9a 100644
--- a/drivers/gpio/sunxi_gpio.c
+++ b/drivers/gpio/sunxi_gpio.c
@@ -305,8 +305,8 @@
 		plat->bank_name = gpio_bank_name(soc_data->start + bank);
 		plat->gpio_count = SUNXI_GPIOS_PER_BANK;
 
-		ret = device_bind_offset(parent, parent->driver,
-					 plat->bank_name, plat, -1, &dev);
+		ret = device_bind(parent, parent->driver, plat->bank_name, plat,
+				  ofnode_null(), &dev);
 		if (ret)
 			return ret;
 		dev_set_of_offset(dev, dev_of_offset(parent));