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-rw-r--r--arch/arm/mach-ixp4xx/ixdp425-setup.c181
1 files changed, 181 insertions, 0 deletions
diff --git a/arch/arm/mach-ixp4xx/ixdp425-setup.c b/arch/arm/mach-ixp4xx/ixdp425-setup.c
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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
27void __init ixdp425_map_io(void)
28{
29 ixp4xx_map_io();
30}
31
32static struct flash_platform_data ixdp425_flash_data = {
33 .map_name = "cfi_probe",
34 .width = 2,
35};
36
37static struct resource ixdp425_flash_resource = {
38 .start = IXDP425_FLASH_BASE,
39 .end = IXDP425_FLASH_BASE + IXDP425_FLASH_SIZE,
40 .flags = IORESOURCE_MEM,
41};
42
43static 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
53static struct ixp4xx_i2c_pins ixdp425_i2c_gpio_pins = {
54 .sda_pin = IXDP425_SDA_PIN,
55 .scl_pin = IXDP425_SCL_PIN,
56};
57
58static 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
67static 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
80static 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
101static 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
109static struct platform_device *ixdp425_devices[] __initdata = {
110 &ixdp425_i2c_controller,
111 &ixdp425_flash,
112 &ixdp425_uart
113};
114
115
116static 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
130MACHINE_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)
139MACHINE_END
140
141MACHINE_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)
150MACHINE_END
151
152MACHINE_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)
161MACHINE_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
170MACHINE_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)
179MACHINE_END
180#endif
181