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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 | ||
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, | |
1c9cf6f9 | 39 | .end = IXDP425_FLASH_BASE + IXDP425_FLASH_SIZE - 1, |
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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, | |
8c741ed7 | 85 | .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, |
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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, | |
8c741ed7 | 94 | .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, |
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95 | .iotype = UPIO_MEM, |
96 | .regshift = 2, | |
97 | .uartclk = IXP4XX_UART_XTAL, | |
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98 | }, |
99 | { }, | |
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100 | }; |
101 | ||
102 | static struct platform_device ixdp425_uart = { | |
103 | .name = "serial8250", | |
104 | .id = 0, | |
105 | .dev.platform_data = ixdp425_uart_data, | |
106 | .num_resources = 2, | |
107 | .resource = ixdp425_uart_resources | |
108 | }; | |
109 | ||
110 | static struct platform_device *ixdp425_devices[] __initdata = { | |
111 | &ixdp425_i2c_controller, | |
112 | &ixdp425_flash, | |
113 | &ixdp425_uart | |
114 | }; | |
115 | ||
116 | ||
117 | static void __init ixdp425_init(void) | |
118 | { | |
119 | ixp4xx_sys_init(); | |
120 | ||
121 | /* | |
122 | * IXP465 has 32MB window | |
123 | */ | |
124 | if (machine_is_ixdp465()) { | |
125 | ixdp425_flash_resource.end += IXDP425_FLASH_SIZE; | |
126 | } | |
127 | ||
128 | platform_add_devices(ixdp425_devices, ARRAY_SIZE(ixdp425_devices)); | |
129 | } | |
130 | ||
131 | MACHINE_START(IXDP425, "Intel IXDP425 Development Platform") | |
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132 | /* Maintainer: MontaVista Software, Inc. */ |
133 | .phys_ram = PHYS_OFFSET, | |
134 | .phys_io = IXP4XX_PERIPHERAL_BASE_PHYS, | |
135 | .io_pg_offst = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc, | |
136 | .map_io = ixdp425_map_io, | |
137 | .init_irq = ixp4xx_init_irq, | |
1da177e4 | 138 | .timer = &ixp4xx_timer, |
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139 | .boot_params = 0x0100, |
140 | .init_machine = ixdp425_init, | |
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141 | MACHINE_END |
142 | ||
143 | MACHINE_START(IXDP465, "Intel IXDP465 Development Platform") | |
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144 | /* Maintainer: MontaVista Software, Inc. */ |
145 | .phys_ram = PHYS_OFFSET, | |
146 | .phys_io = IXP4XX_PERIPHERAL_BASE_PHYS, | |
147 | .io_pg_offst = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc, | |
148 | .map_io = ixdp425_map_io, | |
149 | .init_irq = ixp4xx_init_irq, | |
1da177e4 | 150 | .timer = &ixp4xx_timer, |
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151 | .boot_params = 0x0100, |
152 | .init_machine = ixdp425_init, | |
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153 | MACHINE_END |
154 | ||
155 | MACHINE_START(IXCDP1100, "Intel IXCDP1100 Development Platform") | |
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156 | /* Maintainer: MontaVista Software, Inc. */ |
157 | .phys_ram = PHYS_OFFSET, | |
158 | .phys_io = IXP4XX_PERIPHERAL_BASE_PHYS, | |
159 | .io_pg_offst = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc, | |
160 | .map_io = ixdp425_map_io, | |
161 | .init_irq = ixp4xx_init_irq, | |
1da177e4 | 162 | .timer = &ixp4xx_timer, |
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163 | .boot_params = 0x0100, |
164 | .init_machine = ixdp425_init, | |
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165 | MACHINE_END |
166 | ||
167 | /* | |
168 | * Avila is functionally equivalent to IXDP425 except that it adds | |
169 | * a CF IDE slot hanging off the expansion bus. When we have a | |
170 | * driver for IXP4xx CF IDE with driver model support we'll move | |
171 | * Avila to it's own setup file. | |
172 | */ | |
173 | #ifdef CONFIG_ARCH_AVILA | |
174 | MACHINE_START(AVILA, "Gateworks Avila Network Platform") | |
e9dea0c6 RK |
175 | /* Maintainer: Deepak Saxena <dsaxena@plexity.net> */ |
176 | .phys_ram = PHYS_OFFSET, | |
177 | .phys_io = IXP4XX_PERIPHERAL_BASE_PHYS, | |
178 | .io_pg_offst = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc, | |
179 | .map_io = ixdp425_map_io, | |
180 | .init_irq = ixp4xx_init_irq, | |
1da177e4 | 181 | .timer = &ixp4xx_timer, |
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182 | .boot_params = 0x0100, |
183 | .init_machine = ixdp425_init, | |
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184 | MACHINE_END |
185 | #endif | |
186 |