diff options
Diffstat (limited to 'arch/arm/mach-ixp2000')
| -rw-r--r-- | arch/arm/mach-ixp2000/ixdp2x01.c | 78 |
1 files changed, 59 insertions, 19 deletions
diff --git a/arch/arm/mach-ixp2000/ixdp2x01.c b/arch/arm/mach-ixp2000/ixdp2x01.c index f9d4968c1d6..66915282a46 100644 --- a/arch/arm/mach-ixp2000/ixdp2x01.c +++ b/arch/arm/mach-ixp2000/ixdp2x01.c @@ -30,6 +30,7 @@ #include <linux/tty.h> #include <linux/serial_core.h> #include <linux/platform_device.h> +#include <linux/serial_8250.h> #include <asm/io.h> #include <asm/irq.h> @@ -132,7 +133,7 @@ void __init ixdp2x01_init_irq(void) /************************************************************************* - * IXDP2x01 memory map and serial ports + * IXDP2x01 memory map *************************************************************************/ static struct map_desc ixdp2x01_io_desc __initdata = { .virtual = IXDP2X01_VIRT_CPLD_BASE, @@ -141,40 +142,78 @@ static struct map_desc ixdp2x01_io_desc __initdata = { .type = MT_DEVICE }; -static struct uart_port ixdp2x01_serial_ports[2] = { +static void __init ixdp2x01_map_io(void) +{ + ixp2000_map_io(); + iotable_init(&ixdp2x01_io_desc, 1); +} + + +/************************************************************************* + * IXDP2x01 serial ports + *************************************************************************/ +static struct plat_serial8250_port ixdp2x01_serial_port1[] = { { - .membase = (char *)(IXDP2X01_UART1_VIRT_BASE), .mapbase = (unsigned long)IXDP2X01_UART1_PHYS_BASE, + .membase = (char *)IXDP2X01_UART1_VIRT_BASE, .irq = IRQ_IXDP2X01_UART1, - .flags = UPF_SKIP_TEST, + .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, .iotype = UPIO_MEM32, .regshift = 2, .uartclk = IXDP2X01_UART_CLK, - .line = 1, - .type = PORT_16550A, - .fifosize = 16 - }, { - .membase = (char *)(IXDP2X01_UART2_VIRT_BASE), + }, + { } +}; + +static struct resource ixdp2x01_uart_resource1 = { + .start = IXDP2X01_UART1_PHYS_BASE, + .end = IXDP2X01_UART1_PHYS_BASE + 0xffff, + .flags = IORESOURCE_MEM, +}; + +static struct platform_device ixdp2x01_serial_device1 = { + .name = "serial8250", + .id = PLAT8250_DEV_PLATFORM1, + .dev = { + .platform_data = ixdp2x01_serial_port1, + }, + .num_resources = 1, + .resource = &ixdp2x01_uart_resource1, +}; + +static struct plat_serial8250_port ixdp2x01_serial_port2[] = { + { .mapbase = (unsigned long)IXDP2X01_UART2_PHYS_BASE, + .membase = (char *)IXDP2X01_UART2_VIRT_BASE, .irq = IRQ_IXDP2X01_UART2, - .flags = UPF_SKIP_TEST, + .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, .iotype = UPIO_MEM32, .regshift = 2, .uartclk = IXDP2X01_UART_CLK, - .line = 2, - .type = PORT_16550A, - .fifosize = 16 }, + { } }; -static void __init ixdp2x01_map_io(void) -{ - ixp2000_map_io(); +static struct resource ixdp2x01_uart_resource2 = { + .start = IXDP2X01_UART2_PHYS_BASE, + .end = IXDP2X01_UART2_PHYS_BASE + 0xffff, + .flags = IORESOURCE_MEM, +}; - iotable_init(&ixdp2x01_io_desc, 1); +static struct platform_device ixdp2x01_serial_device2 = { + .name = "serial8250", + .id = PLAT8250_DEV_PLATFORM2, + .dev = { + .platform_data = ixdp2x01_serial_port2, + }, + .num_resources = 1, + .resource = &ixdp2x01_uart_resource2, +}; - early_serial_setup(&ixdp2x01_serial_ports[0]); - early_serial_setup(&ixdp2x01_serial_ports[1]); +static void ixdp2x01_uart_init(void) +{ + platform_device_register(&ixdp2x01_serial_device1); + platform_device_register(&ixdp2x01_serial_device2); } @@ -374,6 +413,7 @@ static void __init ixdp2x01_init_machine(void) platform_add_devices(ixdp2x01_devices, ARRAY_SIZE(ixdp2x01_devices)); ixp2000_uart_init(); + ixdp2x01_uart_init(); } |