rockchip: i2c: Convert to livetree

Update the Rockchip I2C driver to support livetree.

Signed-off-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Acked-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Acked-by: Heiko Schocher <hs@denx.de>

drivers/i2c/rk_i2c.c

@@ -382,7 +382,7 @@ static int rockchip_i2c_probe(struct udevice *bus)
 {
 	struct rk_i2c *priv = dev_get_priv(bus);
 
-	priv->regs = (void *)devfdt_get_addr(bus);
+	priv->regs = dev_read_addr_ptr(bus);
 
 	return 0;
 }