68 lines
1.3 KiB
C
68 lines
1.3 KiB
C
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/*
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* s6105 platform devices
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*
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* Copyright (c) 2009 emlix GmbH
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/serial.h>
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#include <linux/serial_8250.h>
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#include <variant/hardware.h>
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#define UART_INTNUM 4
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static const signed char uart_irq_mappings[] = {
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S6_INTC_UART(0),
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S6_INTC_UART(1),
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-1,
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};
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const signed char *platform_irq_mappings[NR_IRQS] = {
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[UART_INTNUM] = uart_irq_mappings,
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};
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static struct plat_serial8250_port serial_platform_data[] = {
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{
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.membase = (void *)S6_REG_UART + 0x0000,
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.mapbase = S6_REG_UART + 0x0000,
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.irq = UART_INTNUM,
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.uartclk = S6_SCLK,
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.regshift = 2,
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.iotype = SERIAL_IO_MEM,
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.flags = ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST,
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},
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{
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.membase = (void *)S6_REG_UART + 0x1000,
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.mapbase = S6_REG_UART + 0x1000,
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.irq = UART_INTNUM,
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.uartclk = S6_SCLK,
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.regshift = 2,
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.iotype = SERIAL_IO_MEM,
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.flags = ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST,
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},
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{ },
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};
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static struct platform_device platform_devices[] = {
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{
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.name = "serial8250",
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.id = PLAT8250_DEV_PLATFORM,
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.dev = {
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.platform_data = serial_platform_data,
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},
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},
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};
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static int __init device_init(void)
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{
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int i;
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for (i = 0; i < ARRAY_SIZE(platform_devices); i++)
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platform_device_register(&platform_devices[i]);
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return 0;
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}
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arch_initcall_sync(device_init);
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