Remove obsolete #include <linux/config.h>
[linux-3.10.git] / arch / arm / mach-iop3xx / iop321-setup.c
1 /*
2  * linux/arch/arm/mach-iop3xx/iop321-setup.c
3  *
4  * Author: Nicolas Pitre <nico@cam.org>
5  * Copyright (C) 2001 MontaVista Software, Inc.
6  * Copyright (C) 2004 Intel Corporation.
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License version 2 as
10  * published by the Free Software Foundation.
11  *
12  */
13 #include <linux/mm.h>
14 #include <linux/init.h>
15 #include <linux/major.h>
16 #include <linux/fs.h>
17 #include <linux/platform_device.h>
18 #include <linux/serial.h>
19 #include <linux/tty.h>
20 #include <linux/serial_core.h>
21
22 #include <asm/io.h>
23 #include <asm/pgtable.h>
24 #include <asm/page.h>
25 #include <asm/mach/map.h>
26 #include <asm/setup.h>
27 #include <asm/system.h>
28 #include <asm/memory.h>
29 #include <asm/hardware.h>
30 #include <asm/mach-types.h>
31 #include <asm/mach/arch.h>
32
33 #define IOP321_UART_XTAL 1843200
34
35 /*
36  * Standard IO mapping for all IOP321 based systems
37  */
38 static struct map_desc iop321_std_desc[] __initdata = {
39          {      /* mem mapped registers */
40                 .virtual        = IOP321_VIRT_MEM_BASE,
41                 .pfn            = __phys_to_pfn(IOP321_PHYS_MEM_BASE),
42                 .length         = 0x00002000,
43                 .type           = MT_DEVICE
44          }, {   /* PCI IO space */
45                 .virtual        = IOP321_PCI_LOWER_IO_VA,
46                 .pfn            = __phys_to_pfn(IOP321_PCI_LOWER_IO_PA),
47                 .length         = IOP321_PCI_IO_WINDOW_SIZE,
48                 .type           = MT_DEVICE
49          }
50 };
51
52 #ifdef CONFIG_ARCH_IQ80321
53 #define UARTBASE IQ80321_UART
54 #define IRQ_UART IRQ_IQ80321_UART
55 #endif
56
57 #ifdef CONFIG_ARCH_IQ31244
58 #define UARTBASE IQ31244_UART
59 #define IRQ_UART IRQ_IQ31244_UART
60 #endif
61
62 static struct uart_port iop321_serial_ports[] = {
63         {
64                 .membase        = (char*)(UARTBASE),
65                 .mapbase        = (UARTBASE),
66                 .irq            = IRQ_UART,
67                 .flags          = UPF_SKIP_TEST,
68                 .iotype         = UPIO_MEM,
69                 .regshift       = 0,
70                 .uartclk        = IOP321_UART_XTAL,
71                 .line           = 0,
72                 .type           = PORT_16550A,
73                 .fifosize       = 16
74         }
75 };
76
77 static struct resource iop32x_i2c_0_resources[] = {
78         [0] = {
79                 .start = 0xfffff680,
80                 .end = 0xfffff698,
81                 .flags = IORESOURCE_MEM,
82         },
83         [1] = {
84                 .start = IRQ_IOP321_I2C_0,
85                 .end = IRQ_IOP321_I2C_0,
86                 .flags = IORESOURCE_IRQ
87         }
88 };
89
90 static struct resource iop32x_i2c_1_resources[] = {
91         [0] = {
92                 .start = 0xfffff6a0,
93                 .end = 0xfffff6b8,
94                 .flags = IORESOURCE_MEM,
95         },
96         [1] = {
97                 .start = IRQ_IOP321_I2C_1,
98                 .end = IRQ_IOP321_I2C_1,
99                 .flags = IORESOURCE_IRQ
100         }
101 };
102
103 static struct platform_device iop32x_i2c_0_controller = {
104         .name = "IOP3xx-I2C",
105         .id = 0,
106         .num_resources = 2,
107         .resource = iop32x_i2c_0_resources
108 };
109
110 static struct platform_device iop32x_i2c_1_controller = {
111         .name = "IOP3xx-I2C",
112         .id = 1,
113         .num_resources = 2,
114         .resource = iop32x_i2c_1_resources
115 };
116
117 static struct platform_device *iop32x_devices[] __initdata = {
118         &iop32x_i2c_0_controller,
119         &iop32x_i2c_1_controller
120 };
121
122 void __init iop32x_init(void)
123 {
124         if(iop_is_321())
125         {
126                 platform_add_devices(iop32x_devices,
127                                 ARRAY_SIZE(iop32x_devices));
128         }
129 }
130
131 void __init iop321_map_io(void)
132 {
133         iotable_init(iop321_std_desc, ARRAY_SIZE(iop321_std_desc));
134         early_serial_setup(&iop321_serial_ports[0]);
135 }
136
137 #ifdef CONFIG_ARCH_IQ80321
138 extern void iq80321_map_io(void);
139 extern struct sys_timer iop321_timer;
140 extern void iop321_init_time(void);
141 #endif
142
143 #ifdef CONFIG_ARCH_IQ31244
144 extern void iq31244_map_io(void);
145 extern struct sys_timer iop321_timer;
146 extern void iop321_init_time(void);
147 #endif
148
149 #if defined(CONFIG_ARCH_IQ80321)
150 MACHINE_START(IQ80321, "Intel IQ80321")
151         /* Maintainer: Intel Corporation */
152         .phys_io        = IQ80321_UART,
153         .io_pg_offst    = ((IQ80321_UART) >> 18) & 0xfffc,
154         .map_io         = iq80321_map_io,
155         .init_irq       = iop321_init_irq,
156         .timer          = &iop321_timer,
157         .boot_params    = 0xa0000100,
158         .init_machine   = iop32x_init,
159 MACHINE_END
160 #elif defined(CONFIG_ARCH_IQ31244)
161 MACHINE_START(IQ31244, "Intel IQ31244")
162         /* Maintainer: Intel Corp. */
163         .phys_io        = IQ31244_UART,
164         .io_pg_offst    = ((IQ31244_UART) >> 18) & 0xfffc,
165         .map_io         = iq31244_map_io,
166         .init_irq       = iop321_init_irq,
167         .timer          = &iop321_timer,
168         .boot_params    = 0xa0000100,
169         .init_machine   = iop32x_init,
170 MACHINE_END
171 #else
172 #error No machine descriptor defined for this IOP3XX implementation
173 #endif