#include <linux/clk.h>
#include <linux/platform_device.h>
#include <linux/of.h>
+#include <linux/err.h>
/*
* UART Register offsets
if (!vt8500_port)
return -ENOMEM;
- vt8500_port->uart.membase = devm_request_and_ioremap(&pdev->dev, mmres);
- if (!vt8500_port->uart.membase)
- return -EADDRNOTAVAIL;
+ vt8500_port->uart.membase = devm_ioremap_resource(&pdev->dev, mmres);
+ if (IS_ERR(vt8500_port->uart.membase))
+ return PTR_ERR(vt8500_port->uart.membase);
vt8500_port->clk = of_clk_get(pdev->dev.of_node, 0);
if (IS_ERR(vt8500_port->clk)) {