1/*
2 * arch/arm/mach-ixp4xx/gateway7001-setup.c
3 *
4 * Board setup for the Gateway 7001 board
5 *
6 * Copyright (C) 2007 Imre Kaloz <kaloz@openwrt.org>
7 *
8 * based on coyote-setup.c:
9 *      Copyright (C) 2003-2005 MontaVista Software, Inc.
10 *
11 * Author: Imre Kaloz <Kaloz@openwrt.org>
12 */
13
14#include <linux/kernel.h>
15#include <linux/init.h>
16#include <linux/device.h>
17#include <linux/serial.h>
18#include <linux/tty.h>
19#include <linux/serial_8250.h>
20
21#include <asm/types.h>
22#include <asm/setup.h>
23#include <asm/memory.h>
24#include <mach/hardware.h>
25#include <asm/irq.h>
26#include <asm/mach-types.h>
27#include <asm/mach/arch.h>
28#include <asm/mach/flash.h>
29
30static struct flash_platform_data gateway7001_flash_data = {
31	.map_name	= "cfi_probe",
32	.width		= 2,
33};
34
35static struct resource gateway7001_flash_resource = {
36	.flags		= IORESOURCE_MEM,
37};
38
39static struct platform_device gateway7001_flash = {
40	.name		= "IXP4XX-Flash",
41	.id		= 0,
42	.dev		= {
43		.platform_data = &gateway7001_flash_data,
44	},
45	.num_resources	= 1,
46	.resource	= &gateway7001_flash_resource,
47};
48
49static struct resource gateway7001_uart_resource = {
50	.start	= IXP4XX_UART2_BASE_PHYS,
51	.end	= IXP4XX_UART2_BASE_PHYS + 0x0fff,
52	.flags	= IORESOURCE_MEM,
53};
54
55static struct plat_serial8250_port gateway7001_uart_data[] = {
56	{
57		.mapbase	= IXP4XX_UART2_BASE_PHYS,
58		.membase	= (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
59		.irq		= IRQ_IXP4XX_UART2,
60		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
61		.iotype		= UPIO_MEM,
62		.regshift	= 2,
63		.uartclk	= IXP4XX_UART_XTAL,
64	},
65	{ },
66};
67
68static struct platform_device gateway7001_uart = {
69	.name		= "serial8250",
70	.id		= PLAT8250_DEV_PLATFORM,
71	.dev			= {
72		.platform_data	= gateway7001_uart_data,
73	},
74	.num_resources	= 1,
75	.resource	= &gateway7001_uart_resource,
76};
77
78static struct platform_device *gateway7001_devices[] __initdata = {
79	&gateway7001_flash,
80	&gateway7001_uart
81};
82
83static void __init gateway7001_init(void)
84{
85	ixp4xx_sys_init();
86
87	gateway7001_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
88	gateway7001_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1;
89
90	*IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
91	*IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
92
93	platform_add_devices(gateway7001_devices, ARRAY_SIZE(gateway7001_devices));
94}
95
96#ifdef CONFIG_MACH_GATEWAY7001
97MACHINE_START(GATEWAY7001, "Gateway 7001 AP")
98	/* Maintainer: Imre Kaloz <kaloz@openwrt.org> */
99	.map_io		= ixp4xx_map_io,
100	.init_early	= ixp4xx_init_early,
101	.init_irq	= ixp4xx_init_irq,
102	.init_time	= ixp4xx_timer_init,
103	.atag_offset	= 0x100,
104	.init_machine	= gateway7001_init,
105#if defined(CONFIG_PCI)
106	.dma_zone_size	= SZ_64M,
107#endif
108	.restart	= ixp4xx_restart,
109MACHINE_END
110#endif
111