1/*
2 * arch/arm/mach-ixp4xx/avila-setup.c
3 *
4 * Gateworks Avila board-setup
5 *
6 * Author: Michael-Luke Jones <mlj28@cam.ac.uk>
7 *
8 * Based on ixdp-setup.c
9 * Copyright (C) 2003-2005 MontaVista Software, Inc.
10 *
11 * Author: Deepak Saxena <dsaxena@plexity.net>
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#include <linux/slab.h>
21
22#include <asm/types.h>
23#include <asm/setup.h>
24#include <asm/memory.h>
25#include <asm/hardware.h>
26#include <asm/mach-types.h>
27#include <asm/irq.h>
28#include <asm/mach/arch.h>
29#include <asm/mach/flash.h>
30
31static struct flash_platform_data avila_flash_data = {
32	.map_name	= "cfi_probe",
33	.width		= 2,
34};
35
36static struct resource avila_flash_resource = {
37	.flags		= IORESOURCE_MEM,
38};
39
40static struct platform_device avila_flash = {
41	.name		= "IXP4XX-Flash",
42	.id		= 0,
43	.dev		= {
44		.platform_data = &avila_flash_data,
45	},
46	.num_resources	= 1,
47	.resource	= &avila_flash_resource,
48};
49
50static struct ixp4xx_i2c_pins avila_i2c_gpio_pins = {
51	.sda_pin	= AVILA_SDA_PIN,
52	.scl_pin	= AVILA_SCL_PIN,
53};
54
55static struct platform_device avila_i2c_controller = {
56	.name		= "IXP4XX-I2C",
57	.id		= 0,
58	.dev		= {
59		.platform_data = &avila_i2c_gpio_pins,
60	},
61	.num_resources	= 0
62};
63
64static struct resource avila_uart_resources[] = {
65	{
66		.start		= IXP4XX_UART1_BASE_PHYS,
67		.end		= IXP4XX_UART1_BASE_PHYS + 0x0fff,
68		.flags		= IORESOURCE_MEM
69	},
70	{
71		.start		= IXP4XX_UART2_BASE_PHYS,
72		.end		= IXP4XX_UART2_BASE_PHYS + 0x0fff,
73		.flags		= IORESOURCE_MEM
74	}
75};
76
77static struct plat_serial8250_port avila_uart_data[] = {
78	{
79		.mapbase	= IXP4XX_UART1_BASE_PHYS,
80		.membase	= (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET,
81		.irq		= IRQ_IXP4XX_UART1,
82		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
83		.iotype		= UPIO_MEM,
84		.regshift	= 2,
85		.uartclk	= IXP4XX_UART_XTAL,
86	},
87	{
88		.mapbase	= IXP4XX_UART2_BASE_PHYS,
89		.membase	= (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
90		.irq		= IRQ_IXP4XX_UART2,
91		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
92		.iotype		= UPIO_MEM,
93		.regshift	= 2,
94		.uartclk	= IXP4XX_UART_XTAL,
95	},
96	{ },
97};
98
99static struct platform_device avila_uart = {
100	.name			= "serial8250",
101	.id			= PLAT8250_DEV_PLATFORM,
102	.dev.platform_data	= avila_uart_data,
103	.num_resources		= 2,
104	.resource		= avila_uart_resources
105};
106
107static struct resource avila_pata_resources[] = {
108	{
109		.flags	= IORESOURCE_MEM
110	},
111	{
112		.flags	= IORESOURCE_MEM,
113	},
114	{
115		.name	= "intrq",
116		.start	= IRQ_IXP4XX_GPIO12,
117		.end	= IRQ_IXP4XX_GPIO12,
118		.flags	= IORESOURCE_IRQ,
119	},
120};
121
122static struct ixp4xx_pata_data avila_pata_data = {
123	.cs0_bits	= 0xbfff0043,
124	.cs1_bits	= 0xbfff0043,
125};
126
127static struct platform_device avila_pata = {
128	.name			= "pata_ixp4xx_cf",
129	.id			= 0,
130	.dev.platform_data      = &avila_pata_data,
131	.num_resources		= ARRAY_SIZE(avila_pata_resources),
132	.resource		= avila_pata_resources,
133};
134
135static struct platform_device *avila_devices[] __initdata = {
136	&avila_i2c_controller,
137	&avila_flash,
138	&avila_uart
139};
140
141static void __init avila_init(void)
142{
143	ixp4xx_sys_init();
144
145	avila_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
146	avila_flash_resource.end =
147		IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1;
148
149	platform_add_devices(avila_devices, ARRAY_SIZE(avila_devices));
150
151	avila_pata_resources[0].start = IXP4XX_EXP_BUS_BASE(1);
152	avila_pata_resources[0].end = IXP4XX_EXP_BUS_END(1);
153
154	avila_pata_resources[1].start = IXP4XX_EXP_BUS_BASE(2);
155	avila_pata_resources[1].end = IXP4XX_EXP_BUS_END(2);
156
157	avila_pata_data.cs0_cfg = IXP4XX_EXP_CS1;
158	avila_pata_data.cs1_cfg = IXP4XX_EXP_CS2;
159
160	platform_device_register(&avila_pata);
161
162}
163
164MACHINE_START(AVILA, "Gateworks Avila Network Platform")
165	/* Maintainer: Deepak Saxena <dsaxena@plexity.net> */
166	.phys_io	= IXP4XX_PERIPHERAL_BASE_PHYS,
167	.io_pg_offst	= ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
168	.map_io		= ixp4xx_map_io,
169	.init_irq	= ixp4xx_init_irq,
170	.timer		= &ixp4xx_timer,
171	.boot_params	= 0x0100,
172	.init_machine	= avila_init,
173MACHINE_END
174
175 /*
176  * Loft is functionally equivalent to Avila except that it has a
177  * different number for the maximum PCI devices.  The MACHINE
178  * structure below is identical to Avila except for the comment.
179  */
180#ifdef CONFIG_MACH_LOFT
181MACHINE_START(LOFT, "Giant Shoulder Inc Loft board")
182	/* Maintainer: Tom Billman <kernel@giantshoulderinc.com> */
183	.phys_io	= IXP4XX_PERIPHERAL_BASE_PHYS,
184	.io_pg_offst	= ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
185	.map_io		= ixp4xx_map_io,
186	.init_irq	= ixp4xx_init_irq,
187	.timer		= &ixp4xx_timer,
188	.boot_params	= 0x0100,
189	.init_machine	= avila_init,
190MACHINE_END
191#endif
192