struct omap_uart_port_info *omap_up_info = dev_get_platdata(&pdev->dev);
struct uart_omap_port *up;
struct resource *mem;
+ void __iomem *base;
int uartirq = 0;
int wakeirq = 0;
int ret;
return -EPROBE_DEFER;
}
- mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!mem) {
- dev_err(&pdev->dev, "no mem resource?\n");
- return -ENODEV;
- }
+ up = devm_kzalloc(&pdev->dev, sizeof(*up), GFP_KERNEL);
+ if (!up)
+ return -ENOMEM;
- if (!devm_request_mem_region(&pdev->dev, mem->start, resource_size(mem),
- pdev->dev.driver->name)) {
- dev_err(&pdev->dev, "memory region already claimed\n");
- return -EBUSY;
- }
+ mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ base = devm_ioremap_resource(&pdev->dev, mem);
+ if (IS_ERR(base))
+ return PTR_ERR(base);
if (gpio_is_valid(omap_up_info->DTR_gpio) &&
omap_up_info->DTR_present) {
return ret;
}
- up = devm_kzalloc(&pdev->dev, sizeof(*up), GFP_KERNEL);
- if (!up)
- return -ENOMEM;
-
if (gpio_is_valid(omap_up_info->DTR_gpio) &&
omap_up_info->DTR_present) {
up->DTR_gpio = omap_up_info->DTR_gpio;
sprintf(up->name, "OMAP UART%d", up->port.line);
up->port.mapbase = mem->start;
- up->port.membase = devm_ioremap(&pdev->dev, mem->start,
- resource_size(mem));
- if (!up->port.membase) {
- dev_err(&pdev->dev, "can't ioremap UART\n");
- ret = -ENOMEM;
- goto err_ioremap;
- }
-
+ up->port.membase = base;
up->port.flags = omap_up_info->flags;
up->port.uartclk = omap_up_info->uartclk;
if (!up->port.uartclk) {
err_add_port:
pm_runtime_put(&pdev->dev);
pm_runtime_disable(&pdev->dev);
-err_ioremap:
err_rs485:
err_port_line:
dev_err(&pdev->dev, "[UART%d]: failure [%s]: %d\n",