[ARM] 3825/1: iop3xx: use cp6 enable/disable macros
[linux-2.6] / arch / arm / mach-iop33x / setup.c
1 /*
2  * linux/arch/arm/mach-iop33x/setup.c
3  *
4  * Author: Dave Jiang (dave.jiang@intel.com)
5  * Copyright (C) 2004 Intel Corporation.
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License version 2 as
9  * published by the Free Software Foundation.
10  *
11  */
12 #include <linux/mm.h>
13 #include <linux/init.h>
14 #include <linux/major.h>
15 #include <linux/fs.h>
16 #include <linux/platform_device.h>
17 #include <linux/serial.h>
18 #include <linux/tty.h>
19 #include <linux/serial_8250.h>
20
21 #include <asm/io.h>
22 #include <asm/pgtable.h>
23 #include <asm/page.h>
24 #include <asm/mach/map.h>
25 #include <asm/setup.h>
26 #include <asm/system.h>
27 #include <asm/memory.h>
28 #include <asm/hardware.h>
29 #include <asm/mach-types.h>
30 #include <asm/mach/arch.h>
31 #include <asm/mach/time.h>
32 #include <asm/hardware/iop3xx.h>
33
34 #define IOP331_UART_XTAL 33334000
35
36 static struct resource iop33x_uart0_resources[] = {
37         [0] = {
38                 .start = IOP331_UART0_PHYS,
39                 .end = IOP331_UART0_PHYS + 0x3f,
40                 .flags = IORESOURCE_MEM,
41         },
42         [1] = {
43                 .start = IRQ_IOP331_UART0,
44                 .end = IRQ_IOP331_UART0,
45                 .flags = IORESOURCE_IRQ
46         }
47 };
48
49 static struct resource iop33x_uart1_resources[] = {
50         [0] = {
51                 .start = IOP331_UART1_PHYS,
52                 .end = IOP331_UART1_PHYS + 0x3f,
53                 .flags = IORESOURCE_MEM,
54         },
55         [1] = {
56                 .start = IRQ_IOP331_UART1,
57                 .end = IRQ_IOP331_UART1,
58                 .flags = IORESOURCE_IRQ
59         }
60 };
61
62 static struct plat_serial8250_port iop33x_uart0_data[] = {
63         {
64        .membase     = (char*)(IOP331_UART0_VIRT),
65        .mapbase     = (IOP331_UART0_PHYS),
66        .irq         = IRQ_IOP331_UART0,
67        .uartclk     = IOP331_UART_XTAL,
68        .regshift    = 2,
69        .iotype      = UPIO_MEM,
70        .flags       = UPF_SKIP_TEST,
71         },
72         {  },
73 };
74
75 static struct plat_serial8250_port iop33x_uart1_data[] = {
76         {
77        .membase     = (char*)(IOP331_UART1_VIRT),
78        .mapbase     = (IOP331_UART1_PHYS),
79        .irq         = IRQ_IOP331_UART1,
80        .uartclk     = IOP331_UART_XTAL,
81        .regshift    = 2,
82        .iotype      = UPIO_MEM,
83        .flags       = UPF_SKIP_TEST,
84         },
85         {  },
86 };
87
88 static struct platform_device iop33x_uart0 = {
89        .name = "serial8250",
90        .id = PLAT8250_DEV_PLATFORM,
91        .dev.platform_data = iop33x_uart0_data,
92        .num_resources = 2,
93        .resource = iop33x_uart0_resources,
94 };
95
96 static struct platform_device iop33x_uart1 = {
97        .name = "serial8250",
98        .id = PLAT8250_DEV_PLATFORM1,
99        .dev.platform_data = iop33x_uart1_data,
100        .num_resources = 2,
101        .resource = iop33x_uart1_resources,
102 };
103
104 static struct platform_device *iop33x_devices[] __initdata = {
105         &iop33x_uart0,
106         &iop33x_uart1,
107 };
108
109 void __init iop33x_init(void)
110 {
111         if(iop_is_331())
112         {
113                 platform_add_devices(iop33x_devices,
114                                 ARRAY_SIZE(iop33x_devices));
115         }
116         platform_device_register(&iop3xx_i2c0_device);
117         platform_device_register(&iop3xx_i2c1_device);
118 }
119
120 #ifdef CONFIG_ARCH_IOP33X
121 extern void iop331_init_irq(void);
122 #endif
123
124 static void __init iop3xx_timer_init(void)
125 {
126         iop3xx_init_time(IOP331_TICK_RATE);
127 }
128
129 struct sys_timer iop331_timer = {
130         .init           = iop3xx_timer_init,
131         .offset         = iop3xx_gettimeoffset,
132 };
133
134 #if defined(CONFIG_ARCH_IQ80331)
135 MACHINE_START(IQ80331, "Intel IQ80331")
136         /* Maintainer: Intel Corp. */
137         .phys_io        = 0xfefff000,
138         .io_pg_offst    = ((0xfffff000) >> 18) & 0xfffc, // virtual, physical
139         .map_io         = iop3xx_map_io,
140         .init_irq       = iop331_init_irq,
141         .timer          = &iop331_timer,
142         .boot_params    = 0x0100,
143         .init_machine   = iop33x_init,
144 MACHINE_END
145
146 #elif defined(CONFIG_MACH_IQ80332)
147 MACHINE_START(IQ80332, "Intel IQ80332")
148         /* Maintainer: Intel Corp. */
149         .phys_io        = 0xfefff000,
150         .io_pg_offst    = ((0xfffff000) >> 18) & 0xfffc, // virtual, physical
151         .map_io         = iop3xx_map_io,
152         .init_irq       = iop331_init_irq,
153         .timer          = &iop331_timer,
154         .boot_params    = 0x0100,
155         .init_machine   = iop33x_init,
156 MACHINE_END
157
158 #else
159 #error No machine descriptor defined for this IOP3XX implementation
160 #endif
161
162