25 	struct uart_8250_port uart;  in serial_init_chip()  local
52 	memset(&uart, 0, sizeof(uart));  in serial_init_chip()
53 	uart.port.iotype	= UPIO_MEM;  in serial_init_chip()
55 	uart.port.uartclk	= (dev->id.sversion != 0xad) ?  in serial_init_chip()
57 	uart.port.mapbase	= address;  in serial_init_chip()
58 	uart.port.membase	= ioremap(address, 16);  in serial_init_chip()
59 	if (!uart.port.membase) {  in serial_init_chip()
63 	uart.port.irq	= dev->irq;  in serial_init_chip()
64 	uart.port.flags	= UPF_BOOT_AUTOCONF;  in serial_init_chip()
65 	uart.port.dev	= &dev->dev;  in serial_init_chip()
67 	err = serial8250_register_8250_port(&uart);  in serial_init_chip()
72 		iounmap(uart.port.membase);  in serial_init_chip()