diff options
Diffstat (limited to 'drivers/serial/pxa.c')
| -rw-r--r-- | drivers/serial/pxa.c | 62 |
1 files changed, 40 insertions, 22 deletions
diff --git a/drivers/serial/pxa.c b/drivers/serial/pxa.c index 672b359b07c..ff5e6309d68 100644 --- a/drivers/serial/pxa.c +++ b/drivers/serial/pxa.c @@ -39,7 +39,7 @@ #include <linux/circ_buf.h> #include <linux/delay.h> #include <linux/interrupt.h> -#include <linux/device.h> +#include <linux/platform_device.h> #include <linux/tty.h> #include <linux/tty_flip.h> #include <linux/serial_core.h> @@ -358,6 +358,9 @@ static int serial_pxa_startup(struct uart_port *port) unsigned long flags; int retval; + if (port->line == 3) /* HWUART */ + up->mcr |= UART_MCR_AFE; + else up->mcr = 0; /* @@ -481,8 +484,10 @@ serial_pxa_set_termios(struct uart_port *port, struct termios *termios, if ((up->port.uartclk / quot) < (2400 * 16)) fcr = UART_FCR_ENABLE_FIFO | UART_FCR_PXAR1; - else + else if ((up->port.uartclk / quot) < (230400 * 16)) fcr = UART_FCR_ENABLE_FIFO | UART_FCR_PXAR8; + else + fcr = UART_FCR_ENABLE_FIFO | UART_FCR_PXAR32; /* * Ok, we're now changing the port state. Do it with @@ -499,7 +504,7 @@ serial_pxa_set_termios(struct uart_port *port, struct termios *termios, /* * Update the per-port timeout. */ - uart_update_timeout(port, termios->c_cflag, quot); + uart_update_timeout(port, termios->c_cflag, baud); up->port.read_status_mask = UART_LSR_OE | UART_LSR_THRE | UART_LSR_DR; if (termios->c_iflag & INPCK) @@ -772,6 +777,20 @@ static struct uart_pxa_port serial_pxa_ports[] = { .ops = &serial_pxa_pops, .line = 2, }, + }, { /* HWUART */ + .name = "HWUART", + .cken = CKEN4_HWUART, + .port = { + .type = PORT_PXA, + .iotype = UPIO_MEM, + .membase = (void *)&HWUART, + .mapbase = __PREG(HWUART), + .irq = IRQ_HWUART, + .uartclk = 921600 * 16, + .fifosize = 64, + .ops = &serial_pxa_pops, + .line = 3, + }, } }; @@ -786,41 +805,39 @@ static struct uart_driver serial_pxa_reg = { .cons = PXA_CONSOLE, }; -static int serial_pxa_suspend(struct device *_dev, pm_message_t state, u32 level) +static int serial_pxa_suspend(struct platform_device *dev, pm_message_t state) { - struct uart_pxa_port *sport = dev_get_drvdata(_dev); + struct uart_pxa_port *sport = platform_get_drvdata(dev); - if (sport && level == SUSPEND_DISABLE) + if (sport) uart_suspend_port(&serial_pxa_reg, &sport->port); return 0; } -static int serial_pxa_resume(struct device *_dev, u32 level) +static int serial_pxa_resume(struct platform_device *dev) { - struct uart_pxa_port *sport = dev_get_drvdata(_dev); + struct uart_pxa_port *sport = platform_get_drvdata(dev); - if (sport && level == RESUME_ENABLE) + if (sport) uart_resume_port(&serial_pxa_reg, &sport->port); return 0; } -static int serial_pxa_probe(struct device *_dev) +static int serial_pxa_probe(struct platform_device *dev) { - struct platform_device *dev = to_platform_device(_dev); - - serial_pxa_ports[dev->id].port.dev = _dev; + serial_pxa_ports[dev->id].port.dev = &dev->dev; uart_add_one_port(&serial_pxa_reg, &serial_pxa_ports[dev->id].port); - dev_set_drvdata(_dev, &serial_pxa_ports[dev->id]); + platform_set_drvdata(dev, &serial_pxa_ports[dev->id]); return 0; } -static int serial_pxa_remove(struct device *_dev) +static int serial_pxa_remove(struct platform_device *dev) { - struct uart_pxa_port *sport = dev_get_drvdata(_dev); + struct uart_pxa_port *sport = platform_get_drvdata(dev); - dev_set_drvdata(_dev, NULL); + platform_set_drvdata(dev, NULL); if (sport) uart_remove_one_port(&serial_pxa_reg, &sport->port); @@ -828,14 +845,15 @@ static int serial_pxa_remove(struct device *_dev) return 0; } -static struct device_driver serial_pxa_driver = { - .name = "pxa2xx-uart", - .bus = &platform_bus_type, +static struct platform_driver serial_pxa_driver = { .probe = serial_pxa_probe, .remove = serial_pxa_remove, .suspend = serial_pxa_suspend, .resume = serial_pxa_resume, + .driver = { + .name = "pxa2xx-uart", + }, }; int __init serial_pxa_init(void) @@ -846,7 +864,7 @@ int __init serial_pxa_init(void) if (ret != 0) return ret; - ret = driver_register(&serial_pxa_driver); + ret = platform_driver_register(&serial_pxa_driver); if (ret != 0) uart_unregister_driver(&serial_pxa_reg); @@ -855,7 +873,7 @@ int __init serial_pxa_init(void) void __exit serial_pxa_exit(void) { - driver_unregister(&serial_pxa_driver); + platform_driver_unregister(&serial_pxa_driver); uart_unregister_driver(&serial_pxa_reg); } |