linux-stable-rt/arch/mips/lantiq/devices.c

121 lines
2.6 KiB
C

/*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*
* Copyright (C) 2010 John Crispin <blogic@openwrt.org>
*/
#include <linux/init.h>
#include <linux/module.h>
#include <linux/types.h>
#include <linux/string.h>
#include <linux/kernel.h>
#include <linux/reboot.h>
#include <linux/platform_device.h>
#include <linux/leds.h>
#include <linux/etherdevice.h>
#include <linux/time.h>
#include <linux/io.h>
#include <linux/gpio.h>
#include <asm/bootinfo.h>
#include <asm/irq.h>
#include <lantiq_soc.h>
#include "devices.h"
/* nor flash */
static struct resource ltq_nor_resource = {
.name = "nor",
.start = LTQ_FLASH_START,
.end = LTQ_FLASH_START + LTQ_FLASH_MAX - 1,
.flags = IORESOURCE_MEM,
};
static struct platform_device ltq_nor = {
.name = "ltq_nor",
.resource = &ltq_nor_resource,
.num_resources = 1,
};
void __init ltq_register_nor(struct physmap_flash_data *data)
{
ltq_nor.dev.platform_data = data;
platform_device_register(&ltq_nor);
}
/* watchdog */
static struct resource ltq_wdt_resource = {
.name = "watchdog",
.start = LTQ_WDT_BASE_ADDR,
.end = LTQ_WDT_BASE_ADDR + LTQ_WDT_SIZE - 1,
.flags = IORESOURCE_MEM,
};
void __init ltq_register_wdt(void)
{
platform_device_register_simple("ltq_wdt", 0, &ltq_wdt_resource, 1);
}
/* asc ports */
static struct resource ltq_asc0_resources[] = {
{
.name = "asc0",
.start = LTQ_ASC0_BASE_ADDR,
.end = LTQ_ASC0_BASE_ADDR + LTQ_ASC_SIZE - 1,
.flags = IORESOURCE_MEM,
},
IRQ_RES(tx, LTQ_ASC_TIR(0)),
IRQ_RES(rx, LTQ_ASC_RIR(0)),
IRQ_RES(err, LTQ_ASC_EIR(0)),
};
static struct resource ltq_asc1_resources[] = {
{
.name = "asc1",
.start = LTQ_ASC1_BASE_ADDR,
.end = LTQ_ASC1_BASE_ADDR + LTQ_ASC_SIZE - 1,
.flags = IORESOURCE_MEM,
},
IRQ_RES(tx, LTQ_ASC_TIR(1)),
IRQ_RES(rx, LTQ_ASC_RIR(1)),
IRQ_RES(err, LTQ_ASC_EIR(1)),
};
void __init ltq_register_asc(int port)
{
switch (port) {
case 0:
platform_device_register_simple("ltq_asc", 0,
ltq_asc0_resources, ARRAY_SIZE(ltq_asc0_resources));
break;
case 1:
platform_device_register_simple("ltq_asc", 1,
ltq_asc1_resources, ARRAY_SIZE(ltq_asc1_resources));
break;
default:
break;
}
}
#ifdef CONFIG_PCI
/* pci */
static struct platform_device ltq_pci = {
.name = "ltq_pci",
.num_resources = 0,
};
void __init ltq_register_pci(struct ltq_pci_data *data)
{
ltq_pci.dev.platform_data = data;
platform_device_register(&ltq_pci);
}
#else
void __init ltq_register_pci(struct ltq_pci_data *data)
{
pr_err("kernel is compiled without PCI support\n");
}
#endif