Linux-2.6.12-rc2
[linux-2.6.git] / arch / arm / mach-ixp4xx / ixdp425-setup.c
1 /*
2  * arch/arm/mach-ixp4xx/ixdp425-setup.c
3  *
4  * IXDP425/IXCDP1100 board-setup 
5  *
6  * Copyright (C) 2003-2005 MontaVista Software, Inc.
7  *
8  * Author: Deepak Saxena <dsaxena@plexity.net>
9  */
10
11 #include <linux/kernel.h>
12 #include <linux/init.h>
13 #include <linux/device.h>
14 #include <linux/serial.h>
15 #include <linux/tty.h>
16 #include <linux/serial_8250.h>
17
18 #include <asm/types.h>
19 #include <asm/setup.h>
20 #include <asm/memory.h>
21 #include <asm/hardware.h>
22 #include <asm/mach-types.h>
23 #include <asm/irq.h>
24 #include <asm/mach/arch.h>
25 #include <asm/mach/flash.h>
26
27 void __init ixdp425_map_io(void) 
28 {
29         ixp4xx_map_io();
30 }
31
32 static struct flash_platform_data ixdp425_flash_data = {
33         .map_name       = "cfi_probe",
34         .width          = 2,
35 };
36
37 static struct resource ixdp425_flash_resource = {
38         .start          = IXDP425_FLASH_BASE,
39         .end            = IXDP425_FLASH_BASE + IXDP425_FLASH_SIZE,
40         .flags          = IORESOURCE_MEM,
41 };
42
43 static struct platform_device ixdp425_flash = {
44         .name           = "IXP4XX-Flash",
45         .id             = 0,
46         .dev            = {
47                 .platform_data = &ixdp425_flash_data,
48         },
49         .num_resources  = 1,
50         .resource       = &ixdp425_flash_resource,
51 };
52
53 static struct ixp4xx_i2c_pins ixdp425_i2c_gpio_pins = {
54         .sda_pin        = IXDP425_SDA_PIN,
55         .scl_pin        = IXDP425_SCL_PIN,
56 };
57
58 static struct platform_device ixdp425_i2c_controller = {
59         .name           = "IXP4XX-I2C",
60         .id             = 0,
61         .dev            = {
62                 .platform_data = &ixdp425_i2c_gpio_pins,
63         },
64         .num_resources  = 0
65 };
66
67 static struct resource ixdp425_uart_resources[] = {
68         {
69                 .start          = IXP4XX_UART1_BASE_PHYS,
70                 .end            = IXP4XX_UART1_BASE_PHYS + 0x0fff,
71                 .flags          = IORESOURCE_MEM
72         },
73         {
74                 .start          = IXP4XX_UART2_BASE_PHYS,
75                 .end            = IXP4XX_UART2_BASE_PHYS + 0x0fff,
76                 .flags          = IORESOURCE_MEM
77         }
78 };
79
80 static struct plat_serial8250_port ixdp425_uart_data[] = {
81         {
82                 .mapbase        = IXP4XX_UART1_BASE_PHYS,
83                 .membase        = (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET,
84                 .irq            = IRQ_IXP4XX_UART1,
85                 .flags          = UPF_BOOT_AUTOCONF,
86                 .iotype         = UPIO_MEM,
87                 .regshift       = 2,
88                 .uartclk        = IXP4XX_UART_XTAL,
89         },
90         {
91                 .mapbase        = IXP4XX_UART2_BASE_PHYS,
92                 .membase        = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
93                 .irq            = IRQ_IXP4XX_UART1,
94                 .flags          = UPF_BOOT_AUTOCONF,
95                 .iotype         = UPIO_MEM,
96                 .regshift       = 2,
97                 .uartclk        = IXP4XX_UART_XTAL,
98         }
99 };
100
101 static struct platform_device ixdp425_uart = {
102         .name                   = "serial8250",
103         .id                     = 0,
104         .dev.platform_data      = ixdp425_uart_data,
105         .num_resources          = 2,
106         .resource               = ixdp425_uart_resources
107 };
108
109 static struct platform_device *ixdp425_devices[] __initdata = {
110         &ixdp425_i2c_controller,
111         &ixdp425_flash,
112         &ixdp425_uart
113 };
114
115
116 static void __init ixdp425_init(void)
117 {
118         ixp4xx_sys_init();
119
120         /*
121          * IXP465 has 32MB window
122          */
123         if (machine_is_ixdp465()) {
124                 ixdp425_flash_resource.end += IXDP425_FLASH_SIZE;
125         }
126
127         platform_add_devices(ixdp425_devices, ARRAY_SIZE(ixdp425_devices));
128 }
129
130 MACHINE_START(IXDP425, "Intel IXDP425 Development Platform")
131         MAINTAINER("MontaVista Software, Inc.")
132         BOOT_MEM(PHYS_OFFSET, IXP4XX_PERIPHERAL_BASE_PHYS,
133                 IXP4XX_PERIPHERAL_BASE_VIRT)
134         MAPIO(ixdp425_map_io)
135         INITIRQ(ixp4xx_init_irq)
136         .timer          = &ixp4xx_timer,
137         BOOT_PARAMS(0x0100)
138         INIT_MACHINE(ixdp425_init)
139 MACHINE_END
140
141 MACHINE_START(IXDP465, "Intel IXDP465 Development Platform")
142         MAINTAINER("MontaVista Software, Inc.")
143         BOOT_MEM(PHYS_OFFSET, IXP4XX_PERIPHERAL_BASE_PHYS,
144                 IXP4XX_PERIPHERAL_BASE_VIRT)
145         MAPIO(ixdp425_map_io)
146         INITIRQ(ixp4xx_init_irq)
147         .timer          = &ixp4xx_timer,
148         BOOT_PARAMS(0x0100)
149         INIT_MACHINE(ixdp425_init)
150 MACHINE_END
151
152 MACHINE_START(IXCDP1100, "Intel IXCDP1100 Development Platform")
153         MAINTAINER("MontaVista Software, Inc.")
154         BOOT_MEM(PHYS_OFFSET, IXP4XX_PERIPHERAL_BASE_PHYS,
155                 IXP4XX_PERIPHERAL_BASE_VIRT)
156         MAPIO(ixdp425_map_io)
157         INITIRQ(ixp4xx_init_irq)
158         .timer          = &ixp4xx_timer,
159         BOOT_PARAMS(0x0100)
160         INIT_MACHINE(ixdp425_init)
161 MACHINE_END
162
163 /*
164  * Avila is functionally equivalent to IXDP425 except that it adds
165  * a CF IDE slot hanging off the expansion bus. When we have a 
166  * driver for IXP4xx CF IDE with driver model support we'll move
167  * Avila to it's own setup file.
168  */
169 #ifdef CONFIG_ARCH_AVILA
170 MACHINE_START(AVILA, "Gateworks Avila Network Platform")
171         MAINTAINER("Deepak Saxena <dsaxena@plexity.net>")
172         BOOT_MEM(PHYS_OFFSET, IXP4XX_PERIPHERAL_BASE_PHYS,
173                 IXP4XX_PERIPHERAL_BASE_VIRT)
174         MAPIO(ixdp425_map_io)
175         INITIRQ(ixp4xx_init_irq)
176         .timer          = &ixp4xx_timer,
177         BOOT_PARAMS(0x0100)
178         INIT_MACHINE(ixdp425_init)
179 MACHINE_END
180 #endif
181