linux-sg2042/arch/arm/mach-ixp4xx/wg302v2-setup.c

110 lines
2.5 KiB
C

/*
* arch/arm/mach-ixp4xx/wg302-setup.c
*
* Board setup for the Netgear WG302 v2 and WAG302 v2
*
* Copyright (C) 2007 Imre Kaloz <Kaloz@openwrt.org>
*
* based on coyote-setup.c:
* Copyright (C) 2003-2005 MontaVista Software, Inc.
*
* Author: Imre Kaloz <kaloz@openwrt.org>
*
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/device.h>
#include <linux/serial.h>
#include <linux/tty.h>
#include <linux/serial_8250.h>
#include <linux/slab.h>
#include <asm/types.h>
#include <asm/setup.h>
#include <asm/memory.h>
#include <asm/hardware.h>
#include <asm/irq.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/flash.h>
static struct flash_platform_data wg302v2_flash_data = {
.map_name = "cfi_probe",
.width = 2,
};
static struct resource wg302v2_flash_resource = {
.flags = IORESOURCE_MEM,
};
static struct platform_device wg302v2_flash = {
.name = "IXP4XX-Flash",
.id = 0,
.dev = {
.platform_data = &wg302v2_flash_data,
},
.num_resources = 1,
.resource = &wg302v2_flash_resource,
};
static struct resource wg302v2_uart_resource = {
.start = IXP4XX_UART2_BASE_PHYS,
.end = IXP4XX_UART2_BASE_PHYS + 0x0fff,
.flags = IORESOURCE_MEM,
};
static struct plat_serial8250_port wg302v2_uart_data[] = {
{
.mapbase = IXP4XX_UART2_BASE_PHYS,
.membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
.irq = IRQ_IXP4XX_UART2,
.flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
.iotype = UPIO_MEM,
.regshift = 2,
.uartclk = IXP4XX_UART_XTAL,
},
{ },
};
static struct platform_device wg302v2_uart = {
.name = "serial8250",
.id = PLAT8250_DEV_PLATFORM,
.dev = {
.platform_data = wg302v2_uart_data,
},
.num_resources = 1,
.resource = &wg302v2_uart_resource,
};
static struct platform_device *wg302v2_devices[] __initdata = {
&wg302v2_flash,
&wg302v2_uart,
};
static void __init wg302v2_init(void)
{
ixp4xx_sys_init();
wg302v2_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
wg302v2_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1;
*IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
*IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
platform_add_devices(wg302v2_devices, ARRAY_SIZE(wg302v2_devices));
}
#ifdef CONFIG_MACH_WG302V2
MACHINE_START(WG302V2, "Netgear WG302 v2 / WAG302 v2")
/* Maintainer: Imre Kaloz <kaloz@openwrt.org> */
.phys_io = IXP4XX_PERIPHERAL_BASE_PHYS,
.io_pg_offst = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
.map_io = ixp4xx_map_io,
.init_irq = ixp4xx_init_irq,
.timer = &ixp4xx_timer,
.boot_params = 0x0100,
.init_machine = wg302v2_init,
MACHINE_END
#endif